fix rebase.

* (Apple Silicon) aarch64 OpenJDK detect and install

* Fix undefined reference on amd64 macOS

* Revise logic a bit.

* variable isARM64, remove includes

* const isARM64

* forgot replace in _latestCorretto

* Update assetguard.js

* Update assetguard.js

---------

Co-authored-by: Daniel Scalzi <d_scalzi@yahoo.com>

app/assets/js/assetguard.js

@@ -1,5 +1,4 @@
 // Requirements
-const AdmZip        = require('adm-zip')
 const async         = require('async')
 const child_process = require('child_process')
 const crypto        = require('crypto')
@@ -14,10 +13,10 @@ const request       = require('request')
 const tar           = require('tar-fs')
 const zlib          = require('zlib')
 
-const ConfigManager = require('./configmanager')
-const DistroManager = require('./distromanager')
 const isDev         = require('./isdev')
 
+const isARM64 = process.arch === 'arm64'
+
 // Classes
 
 /** Class representing a base asset. */
@@ -40,86 +39,6 @@ class Asset {
     }
 }
 
-/** Class representing a mojang library. */
-class Library extends Asset {
-
-    /**
-     * Converts the process.platform OS names to match mojang's OS names.
-     */
-    static mojangFriendlyOS(){
-        const opSys = process.platform
-        if (opSys === 'darwin') {
-            return 'osx'
-        } else if (opSys === 'win32'){
-            return 'windows'
-        } else if (opSys === 'linux'){
-            return 'linux'
-        } else {
-            return 'unknown_os'
-        }
-    }
-
-    /**
-     * Checks whether or not a library is valid for download on a particular OS, following
-     * the rule format specified in the mojang version data index. If the allow property has
-     * an OS specified, then the library can ONLY be downloaded on that OS. If the disallow
-     * property has instead specified an OS, the library can be downloaded on any OS EXCLUDING
-     * the one specified.
-     * 
-     * If the rules are undefined, the natives property will be checked for a matching entry
-     * for the current OS.
-     * 
-     * @param {Array.<Object>} rules The Library's download rules.
-     * @param {Object} natives The Library's natives object.
-     * @returns {boolean} True if the Library follows the specified rules, otherwise false.
-     */
-    static validateRules(rules, natives){
-        if(rules == null) {
-            if(natives == null) {
-                return true
-            } else {
-                return natives[Library.mojangFriendlyOS()] != null
-            }
-        }
-
-        for(let rule of rules){
-            const action = rule.action
-            const osProp = rule.os
-            if(action != null && osProp != null){
-                const osName = osProp.name
-                const osMoj = Library.mojangFriendlyOS()
-                if(action === 'allow'){
-                    return osName === osMoj
-                } else if(action === 'disallow'){
-                    return osName !== osMoj
-                }
-            }
-        }
-        return true
-    }
-}
-
-class DistroModule extends Asset {
-
-    /**
-     * Create a DistroModule. This is for processing,
-     * not equivalent to the module objects in the
-     * distro index.
-     * 
-     * @param {any} id The id of the asset.
-     * @param {string} hash The hash value of the asset.
-     * @param {number} size The size in bytes of the asset.
-     * @param {string} from The url where the asset can be found.
-     * @param {string} to The absolute local file path of the asset.
-     * @param {string} type The the module type.
-     */
-    constructor(id, hash, size, from, to, type){
-        super(id, hash, size, from, to)
-        this.type = type
-    }
-
-}
-
 /**
  * Class representing a download tracker. This is used to store meta data
  * about a download queue, including the queue itself.
@@ -162,34 +81,6 @@ class Util {
         return true
     }
 
-    static isForgeGradle3(mcVersion, forgeVersion) {
-
-        if(Util.mcVersionAtLeast('1.13', mcVersion)) {
-            return true
-        }
-
-        try {
-            
-            const forgeVer = forgeVersion.split('-')[1]
-
-            const maxFG2 = [14, 23, 5, 2847]
-            const verSplit = forgeVer.split('.').map(v => Number(v))
-
-            for(let i=0; i<maxFG2.length; i++) {
-                if(verSplit[i] > maxFG2[i]) {
-                    return true
-                } else if(verSplit[i] < maxFG2[i]) {
-                    return false
-                }
-            }
-        
-            return false
-
-        } catch(err) {
-            throw new Error('Forge version is complex (changed).. launcher requires a patch.')
-        }
-    }
-
     static isAutoconnectBroken(forgeVersion) {
 
         const minWorking = [31, 2, 15]
@@ -302,7 +193,8 @@ class JavaGuard extends EventEmitter {
                 break
         }
 
-        const url = `https://corretto.aws/downloads/latest/amazon-corretto-${major}-x64-${sanitizedOS}-jdk.${ext}`
+        const arch = isARM64 ? 'aarch64' : 'x64'
+        const url = `https://corretto.aws/downloads/latest/amazon-corretto-${major}-${arch}-${sanitizedOS}-jdk.${ext}`
 
         return new Promise((resolve, reject) => {
             request.head({url, json: true}, (err, resp) => {
@@ -495,6 +387,8 @@ class JavaGuard extends EventEmitter {
                 let vendorName = props[i].split('=')[1].trim()
                 this.logger.debug(props[i].trim())
                 meta.vendor = vendorName
+            } else if (props[i].indexOf('os.arch') > -1) {
+                meta.isARM = props[i].split('=')[1].trim() === 'aarch64'
             }
         }
 
@@ -866,6 +760,9 @@ class JavaGuard extends EventEmitter {
      * @param {string} dataDir The base launcher directory.
      * @returns {Promise.<string>} A Promise which resolves to the executable path of a valid 
      * x64 Java installation. If none are found, null is returned.
+     * 
+     * Added: On the system with ARM architecture attempts to find aarch64 Java.
+     * 
      */
     async _darwinJavaValidate(dataDir){
 
@@ -894,7 +791,16 @@ class JavaGuard extends EventEmitter {
         pathArr = JavaGuard._sortValidJavaArray(pathArr)
 
         if(pathArr.length > 0){
-            return pathArr[0].execPath
+
+            // TODO Revise this a bit, seems to work for now. Discovery logic should
+            // probably just filter out the invalid architectures before it even
+            // gets to this point.
+            if (isARM64) {
+                return pathArr.find(({ isARM }) => isARM)?.execPath ?? null
+            } else {
+                return pathArr.find(({ isARM }) => !isARM)?.execPath ?? null
+            }
+
         } else {
             return null
         }
@@ -1002,26 +908,6 @@ class AssetGuard extends EventEmitter {
         return crypto.createHash(algo).update(buf).digest('hex')
     }
 
-    /**
-     * Used to parse a checksums file. This is specifically designed for
-     * the checksums.sha1 files found inside the forge scala dependencies.
-     * 
-     * @param {string} content The string content of the checksums file.
-     * @returns {Object} An object with keys being the file names, and values being the hashes.
-     */
-    static _parseChecksumsFile(content){
-        let finalContent = {}
-        let lines = content.split('\n')
-        for(let i=0; i<lines.length; i++){
-            let bits = lines[i].split(' ')
-            if(bits[1] == null) {
-                continue
-            }
-            finalContent[bits[1]] = bits[0]
-        }
-        return finalContent
-    }
-
     /**
      * Validate that a file exists and matches a given hash value.
      * 
@@ -1043,71 +929,6 @@ class AssetGuard extends EventEmitter {
         return false
     }
 
-    /**
-     * Validates a file in the style used by forge's version index.
-     * 
-     * @param {string} filePath The path of the file to validate.
-     * @param {Array.<string>} checksums The checksums listed in the forge version index.
-     * @returns {boolean} True if the file exists and the hashes match, otherwise false.
-     */
-    static _validateForgeChecksum(filePath, checksums){
-        if(fs.existsSync(filePath)){
-            if(checksums == null || checksums.length === 0){
-                return true
-            }
-            let buf = fs.readFileSync(filePath)
-            let calcdhash = AssetGuard._calculateHash(buf, 'sha1')
-            let valid = checksums.includes(calcdhash)
-            if(!valid && filePath.endsWith('.jar')){
-                valid = AssetGuard._validateForgeJar(filePath, checksums)
-            }
-            return valid
-        }
-        return false
-    }
-
-    /**
-     * Validates a forge jar file dependency who declares a checksums.sha1 file.
-     * This can be an expensive task as it usually requires that we calculate thousands
-     * of hashes.
-     * 
-     * @param {Buffer} buf The buffer of the jar file.
-     * @param {Array.<string>} checksums The checksums listed in the forge version index.
-     * @returns {boolean} True if all hashes declared in the checksums.sha1 file match the actual hashes.
-     */
-    static _validateForgeJar(buf, checksums){
-        // Double pass method was the quickest I found. I tried a version where we store data
-        // to only require a single pass, plus some quick cleanup but that seemed to take slightly more time.
-
-        const hashes = {}
-        let expected = {}
-
-        const zip = new AdmZip(buf)
-        const zipEntries = zip.getEntries()
-
-        //First pass
-        for(let i=0; i<zipEntries.length; i++){
-            let entry = zipEntries[i]
-            if(entry.entryName === 'checksums.sha1'){
-                expected = AssetGuard._parseChecksumsFile(zip.readAsText(entry))
-            }
-            hashes[entry.entryName] = AssetGuard._calculateHash(entry.getData(), 'sha1')
-        }
-
-        if(!checksums.includes(hashes['checksums.sha1'])){
-            return false
-        }
-
-        //Check against expected
-        const expectedEntries = Object.keys(expected)
-        for(let i=0; i<expectedEntries.length; i++){
-            if(expected[expectedEntries[i]] !== hashes[expectedEntries[i]]){
-                return false
-            }
-        }
-        return true
-    }
-
     // #endregion
 
     // Miscellaneous Static Functions
@@ -1150,416 +971,10 @@ class AssetGuard extends EventEmitter {
         })
     }
 
-    /**
-     * Function which finalizes the forge installation process. This creates a 'version'
-     * instance for forge and saves its version.json file into that instance. If that
-     * instance already exists, the contents of the version.json file are read and returned
-     * in a promise.
-     * 
-     * @param {Asset} asset The Asset object representing Forge.
-     * @param {string} commonPath The common path for shared game files.
-     * @returns {Promise.<Object>} A promise which resolves to the contents of forge's version.json.
-     */
-    static _finalizeForgeAsset(asset, commonPath){
-        return new Promise((resolve, reject) => {
-            fs.readFile(asset.to, (err, data) => {
-                const zip = new AdmZip(data)
-                const zipEntries = zip.getEntries()
-
-                for(let i=0; i<zipEntries.length; i++){
-                    if(zipEntries[i].entryName === 'version.json'){
-                        const forgeVersion = JSON.parse(zip.readAsText(zipEntries[i]))
-                        const versionPath = path.join(commonPath, 'versions', forgeVersion.id)
-                        const versionFile = path.join(versionPath, forgeVersion.id + '.json')
-                        if(!fs.existsSync(versionFile)){
-                            fs.ensureDirSync(versionPath)
-                            fs.writeFileSync(path.join(versionPath, forgeVersion.id + '.json'), zipEntries[i].getData())
-                            resolve(forgeVersion)
-                        } else {
-                            //Read the saved file to allow for user modifications.
-                            resolve(JSON.parse(fs.readFileSync(versionFile, 'utf-8')))
-                        }
-                        return
-                    }
-                }
-                //We didn't find forge's version.json.
-                reject('Unable to finalize Forge processing, version.json not found! Has forge changed their format?')
-            })
-        })
-    }
-
     // #endregion
 
     // #endregion
 
-    // Validation Functions
-    // #region
-
-    /**
-     * Loads the version data for a given minecraft version.
-     * 
-     * @param {string} version The game version for which to load the index data.
-     * @param {boolean} force Optional. If true, the version index will be downloaded even if it exists locally. Defaults to false.
-     * @returns {Promise.<Object>} Promise which resolves to the version data object.
-     */
-    loadVersionData(version, force = false){
-        const self = this
-        return new Promise(async (resolve, reject) => {
-            const versionPath = path.join(self.commonPath, 'versions', version)
-            const versionFile = path.join(versionPath, version + '.json')
-            if(!fs.existsSync(versionFile) || force){
-                const url = await self._getVersionDataUrl(version)
-                //This download will never be tracked as it's essential and trivial.
-                AssetGuard.logger.info('Preparing download of ' + version + ' assets.')
-                fs.ensureDirSync(versionPath)
-                const stream = request(url).pipe(fs.createWriteStream(versionFile))
-                stream.on('finish', () => {
-                    resolve(JSON.parse(fs.readFileSync(versionFile)))
-                })
-            } else {
-                resolve(JSON.parse(fs.readFileSync(versionFile)))
-            }
-        })
-    }
-
-    /**
-     * Parses Mojang's version manifest and retrieves the url of the version
-     * data index.
-     * 
-     * @param {string} version The version to lookup.
-     * @returns {Promise.<string>} Promise which resolves to the url of the version data index.
-     * If the version could not be found, resolves to null.
-     */
-    _getVersionDataUrl(version){
-        return new Promise((resolve, reject) => {
-            request('https://launchermeta.mojang.com/mc/game/version_manifest.json', (error, resp, body) => {
-                if(error){
-                    reject(error)
-                } else {
-                    const manifest = JSON.parse(body)
-
-                    for(let v of manifest.versions){
-                        if(v.id === version){
-                            resolve(v.url)
-                        }
-                    }
-
-                    resolve(null)
-                }
-            })
-        })
-    }
-
-
-    // Asset (Category=''') Validation Functions
-    // #region
-
-    /**
-     * Public asset validation function. This function will handle the validation of assets.
-     * It will parse the asset index specified in the version data, analyzing each
-     * asset entry. In this analysis it will check to see if the local file exists and is valid.
-     * If not, it will be added to the download queue for the 'assets' identifier.
-     * 
-     * @param {Object} versionData The version data for the assets.
-     * @param {boolean} force Optional. If true, the asset index will be downloaded even if it exists locally. Defaults to false.
-     * @returns {Promise.<void>} An empty promise to indicate the async processing has completed.
-     */
-    validateAssets(versionData, force = false){
-        const self = this
-        return new Promise((resolve, reject) => {
-            self._assetChainIndexData(versionData, force).then(() => {
-                resolve()
-            })
-        })
-    }
-
-    //Chain the asset tasks to provide full async. The below functions are private.
-    /**
-     * Private function used to chain the asset validation process. This function retrieves
-     * the index data.
-     * @param {Object} versionData
-     * @param {boolean} force
-     * @returns {Promise.<void>} An empty promise to indicate the async processing has completed.
-     */
-    _assetChainIndexData(versionData, force = false){
-        const self = this
-        return new Promise((resolve, reject) => {
-            //Asset index constants.
-            const assetIndex = versionData.assetIndex
-            const name = assetIndex.id + '.json'
-            const indexPath = path.join(self.commonPath, 'assets', 'indexes')
-            const assetIndexLoc = path.join(indexPath, name)
-
-            let data = null
-            if(!fs.existsSync(assetIndexLoc) || force){
-                AssetGuard.logger.info('Downloading ' + versionData.id + ' asset index.')
-                fs.ensureDirSync(indexPath)
-                const stream = request(assetIndex.url).pipe(fs.createWriteStream(assetIndexLoc))
-                stream.on('finish', () => {
-                    data = JSON.parse(fs.readFileSync(assetIndexLoc, 'utf-8'))
-                    self._assetChainValidateAssets(versionData, data).then(() => {
-                        resolve()
-                    })
-                })
-            } else {
-                data = JSON.parse(fs.readFileSync(assetIndexLoc, 'utf-8'))
-                self._assetChainValidateAssets(versionData, data).then(() => {
-                    resolve()
-                })
-            }
-        })
-    }
-
-    /**
-     * Private function used to chain the asset validation process. This function processes
-     * the assets and enqueues missing or invalid files.
-     * @param {Object} versionData
-     * @param {boolean} force
-     * @returns {Promise.<void>} An empty promise to indicate the async processing has completed.
-     */
-    _assetChainValidateAssets(versionData, indexData){
-        const self = this
-        return new Promise((resolve, reject) => {
-
-            //Asset constants
-            const resourceURL = 'https://resources.download.minecraft.net/'
-            const localPath = path.join(self.commonPath, 'assets')
-            const objectPath = path.join(localPath, 'objects')
-
-            const assetDlQueue = []
-            let dlSize = 0
-            let acc = 0
-            const total = Object.keys(indexData.objects).length
-            //const objKeys = Object.keys(data.objects)
-            async.forEachOfLimit(indexData.objects, 10, (value, key, cb) => {
-                acc++
-                self.emit('progress', 'assets', acc, total)
-                const hash = value.hash
-                const assetName = path.join(hash.substring(0, 2), hash)
-                const urlName = hash.substring(0, 2) + '/' + hash
-                const ast = new Asset(key, hash, value.size, resourceURL + urlName, path.join(objectPath, assetName))
-                if(!AssetGuard._validateLocal(ast.to, 'sha1', ast.hash)){
-                    dlSize += (ast.size*1)
-                    assetDlQueue.push(ast)
-                }
-                cb()
-            }, (err) => {
-                self.assets = new DLTracker(assetDlQueue, dlSize)
-                resolve()
-            })
-        })
-    }
-    
-    // #endregion
-
-    // Library (Category=''') Validation Functions
-    // #region
-
-    /**
-     * Public library validation function. This function will handle the validation of libraries.
-     * It will parse the version data, analyzing each library entry. In this analysis, it will
-     * check to see if the local file exists and is valid. If not, it will be added to the download
-     * queue for the 'libraries' identifier.
-     * 
-     * @param {Object} versionData The version data for the assets.
-     * @returns {Promise.<void>} An empty promise to indicate the async processing has completed.
-     */
-    validateLibraries(versionData){
-        const self = this
-        return new Promise((resolve, reject) => {
-
-            const libArr = versionData.libraries
-            const libPath = path.join(self.commonPath, 'libraries')
-
-            const libDlQueue = []
-            let dlSize = 0
-
-            //Check validity of each library. If the hashs don't match, download the library.
-            async.eachLimit(libArr, 5, (lib, cb) => {
-                if(Library.validateRules(lib.rules, lib.natives)){
-                    let artifact = (lib.natives == null) ? lib.downloads.artifact : lib.downloads.classifiers[lib.natives[Library.mojangFriendlyOS()].replace('${arch}', process.arch.replace('x', ''))]
-                    const libItm = new Library(lib.name, artifact.sha1, artifact.size, artifact.url, path.join(libPath, artifact.path))
-                    if(!AssetGuard._validateLocal(libItm.to, 'sha1', libItm.hash)){
-                        dlSize += (libItm.size*1)
-                        libDlQueue.push(libItm)
-                    }
-                }
-                cb()
-            }, (err) => {
-                self.libraries = new DLTracker(libDlQueue, dlSize)
-                resolve()
-            })
-        })
-    }
-
-    // #endregion
-
-    // Miscellaneous (Category=files) Validation Functions
-    // #region
-
-    /**
-     * Public miscellaneous mojang file validation function. These files will be enqueued under
-     * the 'files' identifier.
-     * 
-     * @param {Object} versionData The version data for the assets.
-     * @returns {Promise.<void>} An empty promise to indicate the async processing has completed.
-     */
-    validateMiscellaneous(versionData){
-        const self = this
-        return new Promise(async (resolve, reject) => {
-            await self.validateClient(versionData)
-            await self.validateLogConfig(versionData)
-            resolve()
-        })
-    }
-
-    /**
-     * Validate client file - artifact renamed from client.jar to '{version}'.jar.
-     * 
-     * @param {Object} versionData The version data for the assets.
-     * @param {boolean} force Optional. If true, the asset index will be downloaded even if it exists locally. Defaults to false.
-     * @returns {Promise.<void>} An empty promise to indicate the async processing has completed.
-     */
-    validateClient(versionData, force = false){
-        const self = this
-        return new Promise((resolve, reject) => {
-            const clientData = versionData.downloads.client
-            const version = versionData.id
-            const targetPath = path.join(self.commonPath, 'versions', version)
-            const targetFile = version + '.jar'
-
-            let client = new Asset(version + ' client', clientData.sha1, clientData.size, clientData.url, path.join(targetPath, targetFile))
-
-            if(!AssetGuard._validateLocal(client.to, 'sha1', client.hash) || force){
-                self.files.dlqueue.push(client)
-                self.files.dlsize += client.size*1
-                resolve()
-            } else {
-                resolve()
-            }
-        })
-    }
-
-    /**
-     * Validate log config.
-     * 
-     * @param {Object} versionData The version data for the assets.
-     * @param {boolean} force Optional. If true, the asset index will be downloaded even if it exists locally. Defaults to false.
-     * @returns {Promise.<void>} An empty promise to indicate the async processing has completed.
-     */
-    validateLogConfig(versionData){
-        const self = this
-        return new Promise((resolve, reject) => {
-            const client = versionData.logging.client
-            const file = client.file
-            const targetPath = path.join(self.commonPath, 'assets', 'log_configs')
-
-            let logConfig = new Asset(file.id, file.sha1, file.size, file.url, path.join(targetPath, file.id))
-
-            if(!AssetGuard._validateLocal(logConfig.to, 'sha1', logConfig.hash)){
-                self.files.dlqueue.push(logConfig)
-                self.files.dlsize += logConfig.size*1
-                resolve()
-            } else {
-                resolve()
-            }
-        })
-    }
-
-    // #endregion
-
-    // Distribution (Category=forge) Validation Functions
-    // #region
-
-    /**
-     * Validate the distribution.
-     * 
-     * @param {Server} server The Server to validate.
-     * @returns {Promise.<Object>} A promise which resolves to the server distribution object.
-     */
-    validateDistribution(server){
-        const self = this
-        return new Promise((resolve, reject) => {
-            self.forge = self._parseDistroModules(server.getModules(), server.getMinecraftVersion(), server.getID())
-            resolve(server)
-        })
-    }
-
-    _parseDistroModules(modules, version, servid){
-        let alist = []
-        let asize = 0
-        for(let ob of modules){
-            let obArtifact = ob.getArtifact()
-            let obPath = obArtifact.getPath()
-            let artifact = new DistroModule(ob.getIdentifier(), obArtifact.getHash(), obArtifact.getSize(), obArtifact.getURL(), obPath, ob.getType())
-            const validationPath = obPath.toLowerCase().endsWith('.pack.xz') ? obPath.substring(0, obPath.toLowerCase().lastIndexOf('.pack.xz')) : obPath
-            if(!AssetGuard._validateLocal(validationPath, 'MD5', artifact.hash)){
-                asize += artifact.size*1
-                alist.push(artifact)
-                if(validationPath !== obPath) this.extractQueue.push(obPath)
-            }
-            //Recursively process the submodules then combine the results.
-            if(ob.getSubModules() != null){
-                let dltrack = this._parseDistroModules(ob.getSubModules(), version, servid)
-                asize += dltrack.dlsize*1
-                alist = alist.concat(dltrack.dlqueue)
-            }
-        }
-
-        return new DLTracker(alist, asize)
-    }
-
-    /**
-     * Loads Forge's version.json data into memory for the specified server id.
-     * 
-     * @param {string} server The Server to load Forge data for.
-     * @returns {Promise.<Object>} A promise which resolves to Forge's version.json data.
-     */
-    loadForgeData(server){
-        const self = this
-        return new Promise(async (resolve, reject) => {
-            const modules = server.getModules()
-            for(let ob of modules){
-                const type = ob.getType()
-                if(type === DistroManager.Types.ForgeHosted || type === DistroManager.Types.Forge){
-                    if(Util.isForgeGradle3(server.getMinecraftVersion(), ob.getVersion())){
-                        // Read Manifest
-                        for(let sub of ob.getSubModules()){
-                            if(sub.getType() === DistroManager.Types.VersionManifest){
-                                resolve(JSON.parse(fs.readFileSync(sub.getArtifact().getPath(), 'utf-8')))
-                                return
-                            }
-                        }
-                        reject('No forge version manifest found!')
-                        return
-                    } else {
-                        let obArtifact = ob.getArtifact()
-                        let obPath = obArtifact.getPath()
-                        let asset = new DistroModule(ob.getIdentifier(), obArtifact.getHash(), obArtifact.getSize(), obArtifact.getURL(), obPath, type)
-                        try {
-                            let forgeData = await AssetGuard._finalizeForgeAsset(asset, self.commonPath)
-                            resolve(forgeData)
-                        } catch (err){
-                            reject(err)
-                        }
-                        return
-                    }
-                }
-            }
-            reject('No forge module found!')
-        })
-    }
-
-    _parseForgeLibraries(){
-        /* TODO
-        * Forge asset validations are already implemented. When there's nothing much
-        * to work on, implement forge downloads using forge's version.json. This is to
-        * have the code on standby if we ever need it (since it's half implemented already).
-        */
-    }
-
-    // #endregion
-
     // Java (Category=''') Validation (download) Functions
     // #region
 
@@ -1642,43 +1057,6 @@ class AssetGuard extends EventEmitter {
         }
     }
 
-    // _enqueueMojangJRE(dir){
-    //     return new Promise((resolve, reject) => {
-    //         // Mojang does not host the JRE for linux.
-    //         if(process.platform === 'linux'){
-    //             resolve(false)
-    //         }
-    //         AssetGuard.loadMojangLauncherData().then(data => {
-    //             if(data != null) {
-
-    //                 try {
-    //                     const mJRE = data[Library.mojangFriendlyOS()]['64'].jre
-    //                     const url = mJRE.url
-
-    //                     request.head(url, (err, resp, body) => {
-    //                         if(err){
-    //                             resolve(false)
-    //                         } else {
-    //                             const name = url.substring(url.lastIndexOf('/')+1)
-    //                             const fDir = path.join(dir, name)
-    //                             const jre = new Asset('jre' + mJRE.version, mJRE.sha1, resp.headers['content-length'], url, fDir)
-    //                             this.java = new DLTracker([jre], jre.size, a => {
-    //                                 fs.readFile(a.to, (err, data) => {
-    //                                     // Data buffer needs to be decompressed from lzma,
-    //                                     // not really possible using node.js
-    //                                 })
-    //                             })
-    //                         }
-    //                     })
-    //                 } catch (err){
-    //                     resolve(false)
-    //                 }
-
-    //             }
-    //         })
-    //     })
-    // }
-
 
     // #endregion
 
@@ -1838,57 +1216,11 @@ class AssetGuard extends EventEmitter {
         })
     }
 
-    async validateEverything(serverid, dev = false){
-
-        try {
-            if(!ConfigManager.isLoaded()){
-                ConfigManager.load()
-            }
-            DistroManager.setDevMode(dev)
-            const dI = await DistroManager.pullLocal()
-    
-            const server = dI.getServer(serverid)
-    
-            // Validate Everything
-    
-            await this.validateDistribution(server)
-            this.emit('validate', 'distribution')
-            const versionData = await this.loadVersionData(server.getMinecraftVersion())
-            this.emit('validate', 'version')
-            await this.validateAssets(versionData)
-            this.emit('validate', 'assets')
-            await this.validateLibraries(versionData)
-            this.emit('validate', 'libraries')
-            await this.validateMiscellaneous(versionData)
-            this.emit('validate', 'files')
-            await this.processDlQueues()
-            //this.emit('complete', 'download')
-            const forgeData = await this.loadForgeData(server)
-        
-            return {
-                versionData,
-                forgeData
-            }
-
-        } catch (err){
-            return {
-                versionData: null,
-                forgeData: null,
-                error: err
-            }
-        }
-        
-
-    }
-
     // #endregion
 
 }
 
 module.exports = {
-    Util,
     AssetGuard,
-    JavaGuard,
-    Asset,
-    Library
+    JavaGuard
 }

app/assets/js/configmanager.js

@@ -1,5 +1,6 @@
 const fs   = require('fs-extra')
 const { LoggerUtil } = require('helios-core')
+const { mcVersionAtLeast } = require('helios-core/common')
 const os   = require('os')
 const path = require('path')
 
@@ -64,27 +65,6 @@ function resolveMinRAM(){
     return resolveMaxRAM()
 }
 
-/**
- * TODO Copy pasted, should be in a utility file.
- * 
- * Returns true if the actual version is greater than
- * or equal to the desired version.
- * 
- * @param {string} desired The desired version.
- * @param {string} actual The actual version.
- */
-function mcVersionAtLeast(desired, actual){
-    const des = desired.split('.')
-    const act = actual.split('.')
-
-    for(let i=0; i<des.length; i++){
-        if(!(parseInt(act[i]) >= parseInt(des[i]))){
-            return false
-        }
-    }
-    return true
-}
-
 /**
  * Three types of values:
  * Static = Explicitly declared.

app/assets/js/distromanager.js

@@ -1,621 +1,15 @@
-const fs = require('fs')
-const path = require('path')
-const request = require('request')
-const { LoggerUtil } = require('helios-core')
+const { DistributionAPI } = require('helios-core/common')
 
 const ConfigManager = require('./configmanager')
 
-const logger = LoggerUtil.getLogger('DistroManager')
+exports.REMOTE_DISTRO_URL = 'http://mc.westeroscraft.com/WesterosCraftLauncher/distribution.json'
 
-/**
- * Represents the download information
- * for a specific module.
- */
-class Artifact {
+const api = new DistributionAPI(
+    ConfigManager.getLauncherDirectory(),
+    null, // Injected forcefully by the preloader.
+    null, // Injected forcefully by the preloader.
+    exports.REMOTE_DISTRO_URL,
+    false
+)
 
-    /**
-     * Parse a JSON object into an Artifact.
-     * 
-     * @param {Object} json A JSON object representing an Artifact.
-     * 
-     * @returns {Artifact} The parsed Artifact.
-     */
-    static fromJSON(json){
-        return Object.assign(new Artifact(), json)
-    }
-
-    /**
-     * Get the MD5 hash of the artifact. This value may
-     * be undefined for artifacts which are not to be
-     * validated and updated.
-     * 
-     * @returns {string} The MD5 hash of the Artifact or undefined.
-     */
-    getHash(){
-        return this.MD5
-    }
-
-    /**
-     * @returns {number} The download size of the artifact.
-     */
-    getSize(){
-        return this.size
-    }
-
-    /**
-     * @returns {string} The download url of the artifact.
-     */
-    getURL(){
-        return this.url
-    }
-
-    /**
-     * @returns {string} The artifact's destination path.
-     */
-    getPath(){
-        return this.path
-    }
-
-}
-exports.Artifact
-
-/**
- * Represents a the requirement status
- * of a module.
- */
-class Required {
-    
-    /**
-     * Parse a JSON object into a Required object.
-     * 
-     * @param {Object} json A JSON object representing a Required object.
-     * 
-     * @returns {Required} The parsed Required object.
-     */
-    static fromJSON(json){
-        if(json == null){
-            return new Required(true, true)
-        } else {
-            return new Required(json.value == null ? true : json.value, json.def == null ? true : json.def)
-        }
-    }
-
-    constructor(value, def){
-        this.value = value
-        this.default = def
-    }
-
-    /**
-     * Get the default value for a required object. If a module
-     * is not required, this value determines whether or not
-     * it is enabled by default.
-     * 
-     * @returns {boolean} The default enabled value.
-     */
-    isDefault(){
-        return this.default
-    }
-
-    /**
-     * @returns {boolean} Whether or not the module is required.
-     */
-    isRequired(){
-        return this.value
-    }
-
-}
-exports.Required
-
-/**
- * Represents a module.
- */
-class Module {
-
-    /**
-     * Parse a JSON object into a Module.
-     * 
-     * @param {Object} json A JSON object representing a Module.
-     * @param {string} serverid The ID of the server to which this module belongs.
-     * 
-     * @returns {Module} The parsed Module.
-     */
-    static fromJSON(json, serverid){
-        return new Module(json.id, json.name, json.type, json.classpath, json.required, json.artifact, json.subModules, serverid)
-    }
-
-    /**
-     * Resolve the default extension for a specific module type.
-     * 
-     * @param {string} type The type of the module.
-     * 
-     * @return {string} The default extension for the given type.
-     */
-    static _resolveDefaultExtension(type){
-        switch (type) {
-            case exports.Types.Library:
-            case exports.Types.ForgeHosted:
-            case exports.Types.LiteLoader:
-            case exports.Types.ForgeMod:
-                return 'jar'
-            case exports.Types.LiteMod:
-                return 'litemod'
-            case exports.Types.File:
-            default:
-                return 'jar' // There is no default extension really.
-        }
-    }
-
-    constructor(id, name, type, classpath, required, artifact, subModules, serverid) {
-        this.identifier = id
-        this.type = type
-        this.classpath = classpath
-        this._resolveMetaData()
-        this.name = name
-        this.required = Required.fromJSON(required)
-        this.artifact = Artifact.fromJSON(artifact)
-        this._resolveArtifactPath(artifact.path, serverid)
-        this._resolveSubModules(subModules, serverid)
-    }
-
-    _resolveMetaData(){
-        try {
-
-            const m0 = this.identifier.split('@')
-
-            this.artifactExt = m0[1] || Module._resolveDefaultExtension(this.type)
-
-            const m1 = m0[0].split(':')
-
-            this.artifactClassifier = m1[3] || undefined
-            this.artifactVersion = m1[2] || '???'
-            this.artifactID = m1[1] || '???'
-            this.artifactGroup = m1[0] || '???'
-
-        } catch (err) {
-            // Improper identifier
-            logger.error('Improper ID for module', this.identifier, err)
-        }
-    }
-
-    _resolveArtifactPath(artifactPath, serverid){
-        const pth = artifactPath == null ? path.join(...this.getGroup().split('.'), this.getID(), this.getVersion(), `${this.getID()}-${this.getVersion()}${this.artifactClassifier != undefined ? `-${this.artifactClassifier}` : ''}.${this.getExtension()}`) : artifactPath
-
-        switch (this.type){
-            case exports.Types.Library:
-            case exports.Types.ForgeHosted:
-            case exports.Types.LiteLoader:
-                this.artifact.path = path.join(ConfigManager.getCommonDirectory(), 'libraries', pth)
-                break
-            case exports.Types.ForgeMod:
-            case exports.Types.LiteMod:
-                this.artifact.path = path.join(ConfigManager.getCommonDirectory(), 'modstore', pth)
-                break
-            case exports.Types.VersionManifest:
-                this.artifact.path = path.join(ConfigManager.getCommonDirectory(), 'versions', this.getIdentifier(), `${this.getIdentifier()}.json`)
-                break
-            case exports.Types.File:
-            default:
-                this.artifact.path = path.join(ConfigManager.getInstanceDirectory(), serverid, pth)
-                break
-        }
-
-    }
-
-    _resolveSubModules(json, serverid){
-        const arr = []
-        if(json != null){
-            for(let sm of json){
-                arr.push(Module.fromJSON(sm, serverid))
-            }
-        }
-        this.subModules = arr.length > 0 ? arr : null
-    }
-
-    /**
-     * @returns {string} The full, unparsed module identifier.
-     */
-    getIdentifier(){
-        return this.identifier
-    }
-
-    /**
-     * @returns {string} The name of the module.
-     */
-    getName(){
-        return this.name
-    }
-
-    /**
-     * @returns {Required} The required object declared by this module.
-     */
-    getRequired(){
-        return this.required
-    }
-
-    /**
-     * @returns {Artifact} The artifact declared by this module.
-     */
-    getArtifact(){
-        return this.artifact
-    }
-
-    /**
-     * @returns {string} The maven identifier of this module's artifact.
-     */
-    getID(){
-        return this.artifactID
-    }
-
-    /**
-     * @returns {string} The maven group of this module's artifact.
-     */
-    getGroup(){
-        return this.artifactGroup
-    }
-
-    /**
-     * @returns {string} The identifier without he version or extension.
-     */
-    getVersionlessID(){
-        return this.getGroup() + ':' + this.getID()
-    }
-
-    /**
-     * @returns {string} The identifier without the extension.
-     */
-    getExtensionlessID(){
-        return this.getIdentifier().split('@')[0]
-    }
-
-    /**
-     * @returns {string} The version of this module's artifact.
-     */
-    getVersion(){
-        return this.artifactVersion
-    }
-
-    /**
-     * @returns {string} The classifier of this module's artifact
-     */
-    getClassifier(){
-        return this.artifactClassifier
-    }
-
-    /**
-     * @returns {string} The extension of this module's artifact.
-     */
-    getExtension(){
-        return this.artifactExt
-    }
-
-    /**
-     * @returns {boolean} Whether or not this module has sub modules.
-     */
-    hasSubModules(){
-        return this.subModules != null
-    }
-
-    /**
-     * @returns {Array.<Module>} An array of sub modules.
-     */
-    getSubModules(){
-        return this.subModules
-    }
-
-    /**
-     * @returns {string} The type of the module.
-     */
-    getType(){
-        return this.type
-    }
-
-    /**
-     * @returns {boolean} Whether or not this library should be on the classpath.
-     */
-    getClasspath(){
-        return this.classpath ?? true
-    }
-
-}
-exports.Module
-
-/**
- * Represents a server configuration.
- */
-class Server {
-
-    /**
-     * Parse a JSON object into a Server.
-     * 
-     * @param {Object} json A JSON object representing a Server.
-     * 
-     * @returns {Server} The parsed Server object.
-     */
-    static fromJSON(json){
-
-        const mdls = json.modules
-        json.modules = []
-
-        const serv = Object.assign(new Server(), json)
-        serv._resolveModules(mdls)
-
-        return serv
-    }
-
-    _resolveModules(json){
-        const arr = []
-        for(let m of json){
-            arr.push(Module.fromJSON(m, this.getID()))
-        }
-        this.modules = arr
-    }
-
-    /**
-     * @returns {string} The ID of the server.
-     */
-    getID(){
-        return this.id
-    }
-
-    /**
-     * @returns {string} The name of the server.
-     */
-    getName(){
-        return this.name
-    }
-
-    /**
-     * @returns {string} The description of the server.
-     */
-    getDescription(){
-        return this.description
-    }
-
-    /**
-     * @returns {string} The URL of the server's icon.
-     */
-    getIcon(){
-        return this.icon
-    }
-
-    /**
-     * @returns {string} The version of the server configuration.
-     */
-    getVersion(){
-        return this.version
-    }
-
-    /**
-     * @returns {string} The IP address of the server.
-     */
-    getAddress(){
-        return this.address
-    }
-
-    /**
-     * @returns {string} The minecraft version of the server.
-     */
-    getMinecraftVersion(){
-        return this.minecraftVersion
-    }
-
-    /**
-     * @returns {boolean} Whether or not this server is the main
-     * server. The main server is selected by the launcher when
-     * no valid server is selected.
-     */
-    isMainServer(){
-        return this.mainServer
-    }
-
-    /**
-     * @returns {boolean} Whether or not the server is autoconnect.
-     * by default.
-     */
-    isAutoConnect(){
-        return this.autoconnect
-    }
-
-    /**
-     * @returns {Array.<Module>} An array of modules for this server.
-     */
-    getModules(){
-        return this.modules
-    }
-
-}
-exports.Server
-
-/**
- * Represents the Distribution Index.
- */
-class DistroIndex {
-
-    /**
-     * Parse a JSON object into a DistroIndex.
-     * 
-     * @param {Object} json A JSON object representing a DistroIndex.
-     * 
-     * @returns {DistroIndex} The parsed Server object.
-     */
-    static fromJSON(json){
-
-        const servers = json.servers
-        json.servers = []
-
-        const distro = Object.assign(new DistroIndex(), json)
-        distro._resolveServers(servers)
-        distro._resolveMainServer()
-
-        return distro
-    }
-
-    _resolveServers(json){
-        const arr = []
-        for(let s of json){
-            arr.push(Server.fromJSON(s))
-        }
-        this.servers = arr
-    }
-
-    _resolveMainServer(){
-
-        for(let serv of this.servers){
-            if(serv.mainServer){
-                this.mainServer = serv.id
-                return
-            }
-        }
-
-        // If no server declares default_selected, default to the first one declared.
-        this.mainServer = (this.servers.length > 0) ? this.servers[0].getID() : null
-    }
-
-    /**
-     * @returns {string} The version of the distribution index.
-     */
-    getVersion(){
-        return this.version
-    }
-
-    /**
-     * @returns {string} The URL to the news RSS feed.
-     */
-    getRSS(){
-        return this.rss
-    }
-
-    /**
-     * @returns {Array.<Server>} An array of declared server configurations.
-     */
-    getServers(){
-        return this.servers
-    }
-
-    /**
-     * Get a server configuration by its ID. If it does not
-     * exist, null will be returned.
-     * 
-     * @param {string} id The ID of the server.
-     * 
-     * @returns {Server} The server configuration with the given ID or null.
-     */
-    getServer(id){
-        for(let serv of this.servers){
-            if(serv.id === id){
-                return serv
-            }
-        }
-        return null
-    }
-
-    /**
-     * Get the main server.
-     * 
-     * @returns {Server} The main server.
-     */
-    getMainServer(){
-        return this.mainServer != null ? this.getServer(this.mainServer) : null
-    }
-
-}
-exports.DistroIndex
-
-exports.Types = {
-    Library: 'Library',
-    ForgeHosted: 'ForgeHosted',
-    Forge: 'Forge', // Unimplemented
-    LiteLoader: 'LiteLoader',
-    ForgeMod: 'ForgeMod',
-    LiteMod: 'LiteMod',
-    File: 'File',
-    VersionManifest: 'VersionManifest'
-}
-
-let DEV_MODE = false
-
-const DISTRO_PATH = path.join(ConfigManager.getLauncherDirectory(), 'distribution.json')
-const DEV_PATH = path.join(ConfigManager.getLauncherDirectory(), 'dev_distribution.json')
-
-let data = null
-
-/**
- * @returns {Promise.<DistroIndex>}
- */
-exports.pullRemote = function(){
-    if(DEV_MODE){
-        return exports.pullLocal()
-    }
-    return new Promise((resolve, reject) => {
-        const distroURL = 'http://mc.westeroscraft.com/WesterosCraftLauncher/distribution.json'
-        //const distroURL = 'https://gist.githubusercontent.com/dscalzi/53b1ba7a11d26a5c353f9d5ae484b71b/raw/'
-        const opts = {
-            url: distroURL,
-            timeout: 2500
-        }
-        const distroDest = path.join(ConfigManager.getLauncherDirectory(), 'distribution.json')
-        request(opts, (error, resp, body) => {
-            if(!error){
-                
-                try {
-                    data = DistroIndex.fromJSON(JSON.parse(body))
-                } catch (e) {
-                    reject(e)
-                    return
-                }
-
-                fs.writeFile(distroDest, body, 'utf-8', (err) => {
-                    if(!err){
-                        resolve(data)
-                        return
-                    } else {
-                        reject(err)
-                        return
-                    }
-                })
-            } else {
-                reject(error)
-                return
-            }
-        })
-    })
-}
-
-/**
- * @returns {Promise.<DistroIndex>}
- */
-exports.pullLocal = function(){
-    return new Promise((resolve, reject) => {
-        fs.readFile(DEV_MODE ? DEV_PATH : DISTRO_PATH, 'utf-8', (err, d) => {
-            if(!err){
-                data = DistroIndex.fromJSON(JSON.parse(d))
-                resolve(data)
-                return
-            } else {
-                reject(err)
-                return
-            }
-        })
-    })
-}
-
-exports.setDevMode = function(value){
-    if(value){
-        logger.info('Developer mode enabled.')
-        logger.info('If you don\'t know what that means, revert immediately.')
-    } else {
-        logger.info('Developer mode disabled.')
-    }
-    DEV_MODE = value
-}
-
-exports.isDevMode = function(){
-    return DEV_MODE
-}
-
-/**
- * @returns {DistroIndex}
- */
-exports.getDistribution = function(){
-    return data
-}
+exports.DistroAPI = api

app/assets/js/preloader.js

@@ -4,9 +4,11 @@ const os             = require('os')
 const path           = require('path')
 
 const ConfigManager  = require('./configmanager')
-const DistroManager  = require('./distromanager')
+const { DistroAPI }  = require('./distromanager')
 const LangLoader     = require('./langloader')
 const { LoggerUtil } = require('helios-core')
+// eslint-disable-next-line no-unused-vars
+const { HeliosDistribution } = require('helios-core/common')
 
 const logger = LoggerUtil.getLogger('Preloader')
 
@@ -15,16 +17,25 @@ logger.info('Loading..')
 // Load ConfigManager
 ConfigManager.load()
 
+// Yuck!
+// TODO Fix this
+DistroAPI['commonDir'] = ConfigManager.getCommonDirectory()
+DistroAPI['instanceDir'] = ConfigManager.getInstanceDirectory()
+
 // Load Strings
 LangLoader.loadLanguage('en_US')
 
+/**
+ * 
+ * @param {HeliosDistribution} data 
+ */
 function onDistroLoad(data){
     if(data != null){
         
         // Resolve the selected server if its value has yet to be set.
-        if(ConfigManager.getSelectedServer() == null || data.getServer(ConfigManager.getSelectedServer()) == null){
+        if(ConfigManager.getSelectedServer() == null || data.getServerById(ConfigManager.getSelectedServer()) == null){
             logger.info('Determining default selected server..')
-            ConfigManager.setSelectedServer(data.getMainServer().getID())
+            ConfigManager.setSelectedServer(data.getMainServer().rawServer.id)
             ConfigManager.save()
         }
     }
@@ -32,35 +43,20 @@ function onDistroLoad(data){
 }
 
 // Ensure Distribution is downloaded and cached.
-DistroManager.pullRemote().then((data) => {
+DistroAPI.getDistribution()
+    .then(heliosDistro => {
         logger.info('Loaded distribution index.')
 
-    onDistroLoad(data)
-
-}).catch((err) => {
-    logger.info('Failed to load distribution index.')
-    logger.error(err)
-
-    logger.info('Attempting to load an older version of the distribution index.')
-    // Try getting a local copy, better than nothing.
-    DistroManager.pullLocal().then((data) => {
-        logger.info('Successfully loaded an older version of the distribution index.')
-
-        onDistroLoad(data)
-
-
-    }).catch((err) => {
-
+        onDistroLoad(heliosDistro)
+    })
+    .catch(err => {
         logger.info('Failed to load an older version of the distribution index.')
         logger.info('Application cannot run.')
         logger.error(err)
 
         onDistroLoad(null)
-
     })
 
-})
-
 // Clean up temp dir incase previous launches ended unexpectedly. 
 fs.remove(path.join(os.tmpdir(), ConfigManager.getTempNativeFolder()), (err) => {
     if(err){

app/assets/js/processbuilder.js

@@ -3,20 +3,19 @@ const child_process         = require('child_process')
 const crypto                = require('crypto')
 const fs                    = require('fs-extra')
 const { LoggerUtil }        = require('helios-core')
+const { getMojangOS, isLibraryCompatible, mcVersionAtLeast }  = require('helios-core/common')
+const { Type }              = require('helios-distribution-types')
 const os                    = require('os')
 const path                  = require('path')
-const { URL }               = require('url')
 
-const { Util, Library }  = require('./assetguard')
 const ConfigManager            = require('./configmanager')
-const DistroManager            = require('./distromanager')
 
 const logger = LoggerUtil.getLogger('ProcessBuilder')
 
 class ProcessBuilder {
 
     constructor(distroServer, versionData, forgeData, authUser, launcherVersion){
-        this.gameDir = path.join(ConfigManager.getInstanceDirectory(), distroServer.getID())
+        this.gameDir = path.join(ConfigManager.getInstanceDirectory(), distroServer.rawServer.id)
         this.commonDir = ConfigManager.getCommonDirectory()
         this.server = distroServer
         this.versionData = versionData
@@ -41,10 +40,10 @@ class ProcessBuilder {
         process.throwDeprecation = true
         this.setupLiteLoader()
         logger.info('Using liteloader:', this.usingLiteLoader)
-        const modObj = this.resolveModConfiguration(ConfigManager.getModConfiguration(this.server.getID()).mods, this.server.getModules())
+        const modObj = this.resolveModConfiguration(ConfigManager.getModConfiguration(this.server.rawServer.id).mods, this.server.modules)
         
         // Mod list below 1.13
-        if(!Util.mcVersionAtLeast('1.13', this.server.getMinecraftVersion())){
+        if(!mcVersionAtLeast('1.13', this.server.rawServer.minecraftVersion)){
             this.constructJSONModList('forge', modObj.fMods, true)
             if(this.usingLiteLoader){
                 this.constructJSONModList('liteloader', modObj.lMods, true)
@@ -54,14 +53,14 @@ class ProcessBuilder {
         const uberModArr = modObj.fMods.concat(modObj.lMods)
         let args = this.constructJVMArguments(uberModArr, tempNativePath)
 
-        if(Util.mcVersionAtLeast('1.13', this.server.getMinecraftVersion())){
+        if(mcVersionAtLeast('1.13', this.server.rawServer.minecraftVersion)){
             //args = args.concat(this.constructModArguments(modObj.fMods))
             args = args.concat(this.constructModList(modObj.fMods))
         }
 
         logger.info('Launch Arguments:', args)
 
-        const child = child_process.spawn(ConfigManager.getJavaExecutable(this.server.getID()), args, {
+        const child = child_process.spawn(ConfigManager.getJavaExecutable(this.server.rawServer.id), args, {
             cwd: this.gameDir,
             detached: ConfigManager.getLaunchDetached()
         })
@@ -122,7 +121,7 @@ class ProcessBuilder {
      * @returns {boolean} True if the mod is enabled, false otherwise.
      */
     static isModEnabled(modCfg, required = null){
-        return modCfg != null ? ((typeof modCfg === 'boolean' && modCfg) || (typeof modCfg === 'object' && (typeof modCfg.value !== 'undefined' ? modCfg.value : true))) : required != null ? required.isDefault() : true
+        return modCfg != null ? ((typeof modCfg === 'boolean' && modCfg) || (typeof modCfg === 'object' && (typeof modCfg.value !== 'undefined' ? modCfg.value : true))) : required != null ? required.def : true
     }
 
     /**
@@ -132,20 +131,20 @@ class ProcessBuilder {
      * mod. It must not be declared as a submodule.
      */
     setupLiteLoader(){
-        for(let ll of this.server.getModules()){
-            if(ll.getType() === DistroManager.Types.LiteLoader){
-                if(!ll.getRequired().isRequired()){
-                    const modCfg = ConfigManager.getModConfiguration(this.server.getID()).mods
-                    if(ProcessBuilder.isModEnabled(modCfg[ll.getVersionlessID()], ll.getRequired())){
-                        if(fs.existsSync(ll.getArtifact().getPath())){
+        for(let ll of this.server.modules){
+            if(ll.rawModule.type === Type.LiteLoader){
+                if(!ll.getRequired().value){
+                    const modCfg = ConfigManager.getModConfiguration(this.server.rawServer.id).mods
+                    if(ProcessBuilder.isModEnabled(modCfg[ll.getVersionlessMavenIdentifier()], ll.getRequired())){
+                        if(fs.existsSync(ll.getPath())){
                             this.usingLiteLoader = true
-                            this.llPath = ll.getArtifact().getPath()
+                            this.llPath = ll.getPath()
                         }
                     }
                 } else {
-                    if(fs.existsSync(ll.getArtifact().getPath())){
+                    if(fs.existsSync(ll.getPath())){
                         this.usingLiteLoader = true
-                        this.llPath = ll.getArtifact().getPath()
+                        this.llPath = ll.getPath()
                     }
                 }
             }
@@ -166,20 +165,20 @@ class ProcessBuilder {
         let lMods = []
 
         for(let mdl of mdls){
-            const type = mdl.getType()
-            if(type === DistroManager.Types.ForgeMod || type === DistroManager.Types.LiteMod || type === DistroManager.Types.LiteLoader){
-                const o = !mdl.getRequired().isRequired()
-                const e = ProcessBuilder.isModEnabled(modCfg[mdl.getVersionlessID()], mdl.getRequired())
+            const type = mdl.rawModule.type
+            if(type === Type.ForgeMod || type === Type.LiteMod || type === Type.LiteLoader){
+                const o = !mdl.getRequired().value
+                const e = ProcessBuilder.isModEnabled(modCfg[mdl.getVersionlessMavenIdentifier()], mdl.getRequired())
                 if(!o || (o && e)){
-                    if(mdl.hasSubModules()){
-                        const v = this.resolveModConfiguration(modCfg[mdl.getVersionlessID()].mods, mdl.getSubModules())
+                    if(mdl.subModules.length > 0){
+                        const v = this.resolveModConfiguration(modCfg[mdl.getVersionlessMavenIdentifier()].mods, mdl.subModules)
                         fMods = fMods.concat(v.fMods)
                         lMods = lMods.concat(v.lMods)
-                        if(mdl.type === DistroManager.Types.LiteLoader){
+                        if(mdl.type === Type.LiteLoader){
                             continue
                         }
                     }
-                    if(mdl.type === DistroManager.Types.ForgeMod){
+                    if(mdl.type === Type.ForgeMod){
                         fMods.push(mdl)
                     } else {
                         lMods.push(mdl)
@@ -307,14 +306,11 @@ class ProcessBuilder {
     }
 
     _processAutoConnectArg(args){
-        if(ConfigManager.getAutoConnect() && this.server.isAutoConnect()){
-            const serverURL = new URL('my://' + this.server.getAddress())
+        if(ConfigManager.getAutoConnect() && this.server.rawServer.autoconnect){
             args.push('--server')
-            args.push(serverURL.hostname)
-            if(serverURL.port){
+            args.push(this.server.hostname)
             args.push('--port')
-                args.push(serverURL.port)
-            }
+            args.push(this.server.port)
         }
     }
 
@@ -326,7 +322,7 @@ class ProcessBuilder {
      * @returns {Array.<string>} An array containing the full JVM arguments for this process.
      */
     constructJVMArguments(mods, tempNativePath){
-        if(Util.mcVersionAtLeast('1.13', this.server.getMinecraftVersion())){
+        if(mcVersionAtLeast('1.13', this.server.rawServer.minecraftVersion)){
             return this._constructJVMArguments113(mods, tempNativePath)
         } else {
             return this._constructJVMArguments112(mods, tempNativePath)
@@ -354,9 +350,9 @@ class ProcessBuilder {
             args.push('-Xdock:name=HeliosLauncher')
             args.push('-Xdock:icon=' + path.join(__dirname, '..', 'images', 'minecraft.icns'))
         }
-        args.push('-Xmx' + ConfigManager.getMaxRAM(this.server.getID()))
-        args.push('-Xms' + ConfigManager.getMinRAM(this.server.getID()))
-        args = args.concat(ConfigManager.getJVMOptions(this.server.getID()))
+        args.push('-Xmx' + ConfigManager.getMaxRAM(this.server.rawServer.id))
+        args.push('-Xms' + ConfigManager.getMinRAM(this.server.rawServer.id))
+        args = args.concat(ConfigManager.getJVMOptions(this.server.rawServer.id))
         args.push('-Djava.library.path=' + tempNativePath)
 
         // Main Java Class
@@ -405,9 +401,9 @@ class ProcessBuilder {
             args.push('-Xdock:name=HeliosLauncher')
             args.push('-Xdock:icon=' + path.join(__dirname, '..', 'images', 'minecraft.icns'))
         }
-        args.push('-Xmx' + ConfigManager.getMaxRAM(this.server.getID()))
-        args.push('-Xms' + ConfigManager.getMinRAM(this.server.getID()))
-        args = args.concat(ConfigManager.getJVMOptions(this.server.getID()))
+        args.push('-Xmx' + ConfigManager.getMaxRAM(this.server.rawServer.id))
+        args.push('-Xms' + ConfigManager.getMinRAM(this.server.rawServer.id))
+        args = args.concat(ConfigManager.getJVMOptions(this.server.rawServer.id))
 
         // Main Java Class
         args.push(this.forgeData.mainClass)
@@ -421,7 +417,7 @@ class ProcessBuilder {
                 let checksum = 0
                 for(let rule of args[i].rules){
                     if(rule.os != null){
-                        if(rule.os.name === Library.mojangFriendlyOS()
+                        if(rule.os.name === getMojangOS()
                             && (rule.os.version == null || new RegExp(rule.os.version).test(os.release))){
                             if(rule.action === 'allow'){
                                 checksum++
@@ -471,7 +467,7 @@ class ProcessBuilder {
                             break
                         case 'version_name':
                             //val = versionData.id
-                            val = this.server.getID()
+                            val = this.server.rawServer.id
                             break
                         case 'game_directory':
                             val = this.gameDir
@@ -523,7 +519,7 @@ class ProcessBuilder {
         // Autoconnect
         let isAutoconnectBroken
         try {
-            isAutoconnectBroken = Util.isAutoconnectBroken(this.forgeData.id.split('-')[2])
+            isAutoconnectBroken = ProcessBuilder.isAutoconnectBroken(this.forgeData.id.split('-')[2])
         } catch(err) {
             logger.error(err)
             logger.error('Forge version format changed.. assuming autoconnect works.')
@@ -569,7 +565,7 @@ class ProcessBuilder {
                         break
                     case 'version_name':
                         //val = versionData.id
-                        val = this.server.getID()
+                        val = this.server.rawServer.id
                         break
                     case 'game_directory':
                         val = this.gameDir
@@ -668,7 +664,7 @@ class ProcessBuilder {
     classpathArg(mods, tempNativePath){
         let cpArgs = []
 
-        if(!Util.mcVersionAtLeast('1.17', this.server.getMinecraftVersion())) {
+        if(!mcVersionAtLeast('1.17', this.server.rawServer.minecraftVersion)) {
             // Add the version.jar to the classpath.
             // Must not be added to the classpath for Forge 1.17+.
             const version = this.versionData.id
@@ -714,13 +710,13 @@ class ProcessBuilder {
         fs.ensureDirSync(tempNativePath)
         for(let i=0; i<libArr.length; i++){
             const lib = libArr[i]
-            if(Library.validateRules(lib.rules, lib.natives)){
+            if(isLibraryCompatible(lib.rules, lib.natives)){
 
                 // Pre-1.19 has a natives object.
                 if(lib.natives != null) {
                     // Extract the native library.
                     const exclusionArr = lib.extract != null ? lib.extract.exclude : ['META-INF/']
-                    const artifact = lib.downloads.classifiers[lib.natives[Library.mojangFriendlyOS()].replace('${arch}', process.arch.replace('x', ''))]
+                    const artifact = lib.downloads.classifiers[lib.natives[getMojangOS()].replace('${arch}', process.arch.replace('x', ''))]
 
                     // Location of native zip.
                     const to = path.join(this.libPath, artifact.path)
@@ -826,15 +822,15 @@ class ProcessBuilder {
      * @returns {{[id: string]: string}} An object containing the paths of each library this server requires.
      */
     _resolveServerLibraries(mods){
-        const mdls = this.server.getModules()
+        const mdls = this.server.modules
         let libs = {}
 
         // Locate Forge/Libraries
         for(let mdl of mdls){
-            const type = mdl.getType()
-            if(type === DistroManager.Types.ForgeHosted || type === DistroManager.Types.Library){
-                libs[mdl.getVersionlessID()] = mdl.getArtifact().getPath()
-                if(mdl.hasSubModules()){
+            const type = mdl.rawModule.type
+            if(type === Type.ForgeHosted || type === Type.Library){
+                libs[mdl.getVersionlessMavenIdentifier()] = mdl.getPath()
+                if(mdl.subModules.length > 0){
                     const res = this._resolveModuleLibraries(mdl)
                     if(res.length > 0){
                         libs = {...libs, ...res}
@@ -863,20 +859,20 @@ class ProcessBuilder {
      * @returns {Array.<string>} An array containing the paths of each library this module requires.
      */
     _resolveModuleLibraries(mdl){
-        if(!mdl.hasSubModules()){
+        if(!mdl.subModules.length > 0){
             return []
         }
         let libs = []
-        for(let sm of mdl.getSubModules()){
-            if(sm.getType() === DistroManager.Types.Library){
+        for(let sm of mdl.subModules){
+            if(sm.rawModule.type === Type.Library){
 
-                if(sm.getClasspath()) {
-                    libs.push(sm.getArtifact().getPath())
+                if(sm.rawModule.classpath ?? true) {
+                    libs.push(sm.getPath())
                 }
             }
             // If this module has submodules, we need to resolve the libraries for those.
             // To avoid unnecessary recursive calls, base case is checked here.
-            if(mdl.hasSubModules()){
+            if(mdl.subModules.length > 0){
                 const res = this._resolveModuleLibraries(sm)
                 if(res.length > 0){
                     libs = libs.concat(res)
@@ -886,6 +882,24 @@ class ProcessBuilder {
         return libs
     }
 
+    static isAutoconnectBroken(forgeVersion) {
+
+        const minWorking = [31, 2, 15]
+        const verSplit = forgeVersion.split('.').map(v => Number(v))
+
+        if(verSplit[0] === 31) {
+            for(let i=0; i<minWorking.length; i++) {
+                if(verSplit[i] > minWorking[i]) {
+                    return false
+                } else if(verSplit[i] < minWorking[i]) {
+                    return true
+                }
+            }
+        }
+
+        return false
+    }
+
 }
 
 module.exports = ProcessBuilder

app/assets/js/scripts/landing.js

@@ -5,14 +5,24 @@
 const cp                      = require('child_process')
 const crypto                  = require('crypto')
 const { URL }                 = require('url')
-const { MojangRestAPI, getServerStatus }     = require('helios-core/mojang')
+const {
+    MojangRestAPI,
+    getServerStatus
+}                             = require('helios-core/mojang')
+const {
+    RestResponseStatus,
+    isDisplayableError,
+    mcVersionAtLeast
+}                             = require('helios-core/common')
+const {
+    FullRepair,
+    DistributionIndexProcessor,
+    MojangIndexProcessor
+}                             = require('helios-core/dl')
 
 // Internal Requirements
 const DiscordWrapper          = require('./assets/js/discordwrapper')
 const ProcessBuilder          = require('./assets/js/processbuilder')
-const { Util } = require('./assets/js/assetguard')
-const { RestResponseStatus, isDisplayableError } = require('helios-core/common')
-const { stdout } = require('process')
 
 // Launch Elements
 const launch_content          = document.getElementById('launch_content')
@@ -54,26 +64,22 @@ function setLaunchDetails(details){
 /**
  * Set the value of the loading progress bar and display that value.
  * 
- * @param {number} value The progress value.
- * @param {number} max The total size.
- * @param {number|string} percent Optional. The percentage to display on the progress label.
+ * @param {number} percent Percentage (0-100)
  */
-function setLaunchPercentage(value, max, percent = ((value/max)*100)){
-    launch_progress.setAttribute('max', max)
-    launch_progress.setAttribute('value', value)
+function setLaunchPercentage(percent){
+    launch_progress.setAttribute('max', 100)
+    launch_progress.setAttribute('value', percent)
     launch_progress_label.innerHTML = percent + '%'
 }
 
 /**
  * Set the value of the OS progress bar and display that on the UI.
  * 
- * @param {number} value The progress value.
- * @param {number} max The total download size.
- * @param {number|string} percent Optional. The percentage to display on the progress label.
+ * @param {number} percent Percentage (0-100)
  */
-function setDownloadPercentage(value, max, percent = ((value/max)*100)){
-    remote.getCurrentWindow().setProgressBar(value/max)
-    setLaunchPercentage(value, max, percent)
+function setDownloadPercentage(percent){
+    remote.getCurrentWindow().setProgressBar(percent/100)
+    setLaunchPercentage(percent)
 }
 
 /**
@@ -86,9 +92,9 @@ function setLaunchEnabled(val){
 }
 
 // Bind launch button
-document.getElementById('launch_button').addEventListener('click', function(e){
+document.getElementById('launch_button').addEventListener('click', async (e) => {
     loggerLanding.info('Launching game..')
-    const mcVersion = DistroManager.getDistribution().getServer(ConfigManager.getSelectedServer()).getMinecraftVersion()
+    const mcVersion = (await DistroAPI.getDistribution()).getServerById(ConfigManager.getSelectedServer()).rawServer.minecraftVersion
     const jExe = ConfigManager.getJavaExecutable(ConfigManager.getSelectedServer())
     if(jExe == null){
         asyncSystemScan(mcVersion)
@@ -99,10 +105,10 @@ document.getElementById('launch_button').addEventListener('click', function(e){
         setLaunchPercentage(0, 100)
 
         const jg = new JavaGuard(mcVersion)
-        jg._validateJavaBinary(jExe).then((v) => {
+        jg._validateJavaBinary(jExe).then(async v => {
             loggerLanding.info('Java version meta', v)
             if(v.valid){
-                dlAsync()
+                await dlAsync()
             } else {
                 asyncSystemScan(mcVersion)
             }
@@ -111,14 +117,14 @@ document.getElementById('launch_button').addEventListener('click', function(e){
 })
 
 // Bind settings button
-document.getElementById('settingsMediaButton').onclick = (e) => {
-    prepareSettings()
+document.getElementById('settingsMediaButton').onclick = async e => {
+    await prepareSettings()
     switchView(getCurrentView(), VIEWS.settings)
 }
 
 // Bind avatar overlay button.
-document.getElementById('avatarOverlay').onclick = (e) => {
-    prepareSettings()
+document.getElementById('avatarOverlay').onclick = async e => {
+    await prepareSettings()
     switchView(getCurrentView(), VIEWS.settings, 500, 500, () => {
         settingsNavItemListener(document.getElementById('settingsNavAccount'), false)
     })
@@ -144,9 +150,9 @@ function updateSelectedServer(serv){
     if(getCurrentView() === VIEWS.settings){
         fullSettingsSave()
     }
-    ConfigManager.setSelectedServer(serv != null ? serv.getID() : null)
+    ConfigManager.setSelectedServer(serv != null ? serv.rawServer.id : null)
     ConfigManager.save()
-    server_selection_button.innerHTML = '\u2022 ' + (serv != null ? serv.getName() : 'No Server Selected')
+    server_selection_button.innerHTML = '\u2022 ' + (serv != null ? serv.rawServer.name : 'No Server Selected')
     if(getCurrentView() === VIEWS.settings){
         animateSettingsTabRefresh()
     }
@@ -154,9 +160,9 @@ function updateSelectedServer(serv){
 }
 // Real text is set in uibinder.js on distributionIndexDone.
 server_selection_button.innerHTML = '\u2022 Loading..'
-server_selection_button.onclick = (e) => {
+server_selection_button.onclick = async e => {
     e.target.blur()
-    toggleServerSelection(true)
+    await toggleServerSelection(true)
 }
 
 // Update Mojang Status Color
@@ -220,17 +226,16 @@ const refreshMojangStatuses = async function(){
     document.getElementById('mojang_status_icon').style.color = MojangRestAPI.statusToHex(status)
 }
 
-const refreshServerStatus = async function(fade = false){
+const refreshServerStatus = async (fade = false) => {
     loggerLanding.info('Refreshing Server Status')
-    const serv = DistroManager.getDistribution().getServer(ConfigManager.getSelectedServer())
+    const serv = (await DistroAPI.getDistribution()).getServerById(ConfigManager.getSelectedServer())
 
     let pLabel = 'SERVER'
     let pVal = 'OFFLINE'
 
     try {
-        const serverURL = new URL('my://' + serv.getAddress())
 
-        const servStat = await getServerStatus(47, serverURL.hostname, Number(serverURL.port))
+        const servStat = await getServerStatus(47, serv.hostname, serv.port)
         console.log(servStat)
         pLabel = 'PLAYERS'
         pVal = servStat.players.online + '/' + servStat.players.max
@@ -318,9 +323,9 @@ function asyncSystemScan(mcVersion, launchAfter = true){
         console.log(`\x1b[31m[SysAEx]\x1b[0m ${data}`)
     })
 
-    const javaVer = Util.mcVersionAtLeast('1.17', mcVersion) ? '17' : '8'
+    const javaVer = mcVersionAtLeast('1.17', mcVersion) ? '17' : '8'
     
-    sysAEx.on('message', (m) => {
+    sysAEx.on('message', async (m) => {
 
         if(m.context === 'validateJava'){
             if(m.result == null){
@@ -368,10 +373,10 @@ function asyncSystemScan(mcVersion, launchAfter = true){
                 // We need to make sure that the updated value is on the settings UI.
                 // Just incase the settings UI is already open.
                 settingsJavaExecVal.value = m.result
-                populateJavaExecDetails(settingsJavaExecVal.value)
+                await populateJavaExecDetails(settingsJavaExecVal.value)
 
                 if(launchAfter){
-                    dlAsync()
+                    await dlAsync()
                 }
                 sysAEx.disconnect()
             }
@@ -447,7 +452,7 @@ function asyncSystemScan(mcVersion, launchAfter = true){
                     setLaunchDetails('Java Installed!')
 
                     if(launchAfter){
-                        dlAsync()
+                        await dlAsync()
                     }
 
                     sysAEx.disconnect()
@@ -475,18 +480,28 @@ const GAME_JOINED_REGEX = /\[.+\]: Sound engine started/
 const GAME_LAUNCH_REGEX = /^\[.+\]: (?:MinecraftForge .+ Initialized|ModLauncher .+ starting: .+)$/
 const MIN_LINGER = 5000
 
-let aEx
-let serv
-let versionData
-let forgeData
-
-let progressListener
-
-function dlAsync(login = true){
+async function dlAsync(login = true) {
 
     // Login parameter is temporary for debug purposes. Allows testing the validation/downloads without
     // launching the game.
 
+    const loggerLaunchSuite = LoggerUtil.getLogger('LaunchSuite')
+
+    setLaunchDetails('Loading server information..')
+
+    let distro
+
+    try {
+        distro = await DistroAPI.refreshDistributionOrFallback()
+        onDistroRefresh(distro)
+    } catch(err) {
+        loggerLaunchSuite.error('Unable to refresh distribution index.', err)
+        showLaunchFailure('Fatal Error', 'Could not load a copy of the distribution index. See the console (CTRL + Shift + i) for more details.')
+        return
+    }
+
+    const serv = distro.getServerById(ConfigManager.getSelectedServer())
+
     if(login) {
         if(ConfigManager.getSelectedAccount() == null){
             loggerLanding.error('You must be logged into an account.')
@@ -498,155 +513,66 @@ function dlAsync(login = true){
     toggleLaunchArea(true)
     setLaunchPercentage(0, 100)
 
-    const loggerLaunchSuite = LoggerUtil.getLogger('LaunchSuite')
-
-    const forkEnv = JSON.parse(JSON.stringify(process.env))
-    forkEnv.CONFIG_DIRECT_PATH = ConfigManager.getLauncherDirectory()
-
-    // Start AssetExec to run validations and downloads in a forked process.
-    aEx = cp.fork(path.join(__dirname, 'assets', 'js', 'assetexec.js'), [
-        'AssetGuard',
+    const fullRepairModule = new FullRepair(
         ConfigManager.getCommonDirectory(),
-        ConfigManager.getJavaExecutable(ConfigManager.getSelectedServer())
-    ], {
-        env: forkEnv,
-        stdio: 'pipe'
-    })
-    // Stdout
-    aEx.stdio[1].setEncoding('utf8')
-    aEx.stdio[1].on('data', (data) => {
-        console.log(`\x1b[32m[AEx]\x1b[0m ${data}`)
-    })
-    // Stderr
-    aEx.stdio[2].setEncoding('utf8')
-    aEx.stdio[2].on('data', (data) => {
-        console.log(`\x1b[31m[AEx]\x1b[0m ${data}`)
-    })
-    aEx.on('error', (err) => {
+        ConfigManager.getInstanceDirectory(),
+        ConfigManager.getLauncherDirectory(),
+        ConfigManager.getSelectedServer(),
+        DistroAPI.isDevMode()
+    )
+
+    fullRepairModule.spawnReceiver()
+
+    fullRepairModule.childProcess.on('error', (err) => {
         loggerLaunchSuite.error('Error during launch', err)
         showLaunchFailure('Error During Launch', err.message || 'See console (CTRL + Shift + i) for more details.')
     })
-    aEx.on('close', (code, signal) => {
+    fullRepairModule.childProcess.on('close', (code, _signal) => {
         if(code !== 0){
             loggerLaunchSuite.error(`AssetExec exited with code ${code}, assuming error.`)
             showLaunchFailure('Error During Launch', 'See console (CTRL + Shift + i) for more details.')
         }
     })
 
-    // Establish communications between the AssetExec and current process.
-    aEx.on('message', (m) => {
+    loggerLaunchSuite.info('Validating files.')
+    setLaunchDetails('Validating file integrity..')
+    const invalidFileCount = await fullRepairModule.verifyFiles(percent => {
+        setLaunchPercentage(percent)
+    })
+    setLaunchPercentage(100)
 
-        if(m.context === 'validate'){
-            switch(m.data){
-                case 'distribution':
-                    setLaunchPercentage(20, 100)
-                    loggerLaunchSuite.info('Validated distibution index.')
-                    setLaunchDetails('Loading version information..')
-                    break
-                case 'version':
-                    setLaunchPercentage(40, 100)
-                    loggerLaunchSuite.info('Version data loaded.')
-                    setLaunchDetails('Validating asset integrity..')
-                    break
-                case 'assets':
-                    setLaunchPercentage(60, 100)
-                    loggerLaunchSuite.info('Asset Validation Complete')
-                    setLaunchDetails('Validating library integrity..')
-                    break
-                case 'libraries':
-                    setLaunchPercentage(80, 100)
-                    loggerLaunchSuite.info('Library validation complete.')
-                    setLaunchDetails('Validating miscellaneous file integrity..')
-                    break
-                case 'files':
-                    setLaunchPercentage(100, 100)
-                    loggerLaunchSuite.info('File validation complete.')
+    if(invalidFileCount > 0) {
+        loggerLaunchSuite.info('Downloading files.')
         setLaunchDetails('Downloading files..')
-                    break
-            }
-        } else if(m.context === 'progress'){
-            switch(m.data){
-                case 'assets': {
-                    const perc = (m.value/m.total)*20
-                    setLaunchPercentage(40+perc, 100, parseInt(40+perc))
-                    break
-                }
-                case 'download':
-                    setDownloadPercentage(m.value, m.total, m.percent)
-                    break
-                case 'extract': {
-                    // Show installing progress bar.
-                    remote.getCurrentWindow().setProgressBar(2)
-
-                    // Download done, extracting.
-                    const eLStr = 'Extracting libraries'
-                    let dotStr = ''
-                    setLaunchDetails(eLStr)
-                    progressListener = setInterval(() => {
-                        if(dotStr.length >= 3){
-                            dotStr = ''
+        await fullRepairModule.download(percent => {
+            setDownloadPercentage(percent)
+        })
+        setDownloadPercentage(100)
     } else {
-                            dotStr += '.'
+        loggerLaunchSuite.info('No invalid files, skipping download.')
     }
-                        setLaunchDetails(eLStr + dotStr)
-                    }, 750)
-                    break
-                }
-            }
-        } else if(m.context === 'complete'){
-            switch(m.data){
-                case 'download':
-                    // Download and extraction complete, remove the loading from the OS progress bar.
+
+    // Remove download bar.
     remote.getCurrentWindow().setProgressBar(-1)
-                    if(progressListener != null){
-                        clearInterval(progressListener)
-                        progressListener = null
-                    }
+
+    fullRepairModule.destroyReceiver()
 
     setLaunchDetails('Preparing to launch..')
-                    break
-            }
-        } else if(m.context === 'error'){
-            switch(m.data){
-                case 'download':
-                    loggerLaunchSuite.error('Error while downloading:', m.error)
 
-                    if(m.error.code === 'ENOENT'){
-                        showLaunchFailure(
-                            'Download Error',
-                            'Could not connect to the file server. Ensure that you are connected to the internet and try again.'
+    const mojangIndexProcessor = new MojangIndexProcessor(
+        ConfigManager.getCommonDirectory(),
+        serv.rawServer.minecraftVersion)
+    const distributionIndexProcessor = new DistributionIndexProcessor(
+        ConfigManager.getCommonDirectory(),
+        distro,
+        serv.rawServer.id
     )
-                    } else {
-                        showLaunchFailure(
-                            'Download Error',
-                            'Check the console (CTRL + Shift + i) for more details. Please try again.'
-                        )
-                    }
 
-                    remote.getCurrentWindow().setProgressBar(-1)
+    // TODO need to load these.
+    const forgeData = await distributionIndexProcessor.loadForgeVersionJson(serv)
+    const versionData = await mojangIndexProcessor.getVersionJson()
 
-                    // Disconnect from AssetExec
-                    aEx.disconnect()
-                    break
-            }
-        } else if(m.context === 'validateEverything'){
-
-            let allGood = true
-
-            // If these properties are not defined it's likely an error.
-            if(m.result.forgeData == null || m.result.versionData == null){
-                loggerLaunchSuite.error('Error during validation:', m.result)
-
-                loggerLaunchSuite.error('Error during launch', m.result.error)
-                showLaunchFailure('Error During Launch', 'Please check the console (CTRL + Shift + i) for more details.')
-
-                allGood = false
-            }
-
-            forgeData = m.result.forgeData
-            versionData = m.result.versionData
-
-            if(login && allGood) {
+    if(login) {
         const authUser = ConfigManager.getSelectedAccount()
         loggerLaunchSuite.info(`Sending selected account (${authUser.displayName}) to ProcessBuilder.`)
         let pb = new ProcessBuilder(serv, versionData, forgeData, authUser, remote.app.getVersion())
@@ -710,9 +636,8 @@ function dlAsync(login = true){
             setLaunchDetails('Done. Enjoy the server!')
 
             // Init Discord Hook
-                    const distro = DistroManager.getDistribution()
-                    if(distro.discord != null && serv.discord != null){
-                        DiscordWrapper.initRPC(distro.discord, serv.discord)
+            if(distro.rawDistribution.discord != null && serv.rawServerdiscord != null){
+                DiscordWrapper.initRPC(distro.rawDistribution.discord, serv.rawServer.discord)
                 hasRPC = true
                 proc.on('close', (code, signal) => {
                     loggerLaunchSuite.info('Shutting down Discord Rich Presence..')
@@ -730,40 +655,6 @@ function dlAsync(login = true){
         }
     }
 
-            // Disconnect from AssetExec
-            aEx.disconnect()
-
-        }
-    })
-
-    // Begin Validations
-
-    // Validate Forge files.
-    setLaunchDetails('Loading server information..')
-
-    refreshDistributionIndex(true, (data) => {
-        onDistroRefresh(data)
-        serv = data.getServer(ConfigManager.getSelectedServer())
-        aEx.send({task: 'execute', function: 'validateEverything', argsArr: [ConfigManager.getSelectedServer(), DistroManager.isDevMode()]})
-    }, (err) => {
-        loggerLaunchSuite.info('Error while fetching a fresh copy of the distribution index.', err)
-        refreshDistributionIndex(false, (data) => {
-            onDistroRefresh(data)
-            serv = data.getServer(ConfigManager.getSelectedServer())
-            aEx.send({task: 'execute', function: 'validateEverything', argsArr: [ConfigManager.getSelectedServer(), DistroManager.isDevMode()]})
-        }, (err) => {
-            loggerLaunchSuite.error('Unable to refresh distribution index.', err)
-            if(DistroManager.getDistribution() == null){
-                showLaunchFailure('Fatal Error', 'Could not load a copy of the distribution index. See the console (CTRL + Shift + i) for more details.')
-
-                // Disconnect from AssetExec
-                aEx.disconnect()
-            } else {
-                serv = data.getServer(ConfigManager.getSelectedServer())
-                aEx.send({task: 'execute', function: 'validateEverything', argsArr: [ConfigManager.getSelectedServer(), DistroManager.isDevMode()]})
-            }
-        })
-    })
 }
 
 /**
@@ -1089,10 +980,13 @@ function displayArticle(articleObject, index){
  * Load news information from the RSS feed specified in the
  * distribution index.
  */
-function loadNews(){
-    return new Promise((resolve, reject) => {
-        const distroData = DistroManager.getDistribution()
-        const newsFeed = distroData.getRSS()
+async function loadNews(){
+
+    const distroData = await DistroAPI.getDistribution()
+
+    const promise = new Promise((resolve, reject) => {
+        
+        const newsFeed = distroData.rawDistribution.rss
         const newsHost = new URL(newsFeed).origin + '/'
         $.ajax({
             url: newsFeed,
@@ -1147,4 +1041,6 @@ function loadNews(){
             })
         })
     })
+
+    return await promise
 }

app/assets/js/scripts/login.js

@@ -193,10 +193,10 @@ loginButton.addEventListener('click', () => {
         $('.circle-loader').toggleClass('load-complete')
         $('.checkmark').toggle()
         setTimeout(() => {
-            switchView(VIEWS.login, loginViewOnSuccess, 500, 500, () => {
+            switchView(VIEWS.login, loginViewOnSuccess, 500, 500, async () => {
                 // Temporary workaround
                 if(loginViewOnSuccess === VIEWS.settings){
-                    prepareSettings()
+                    await prepareSettings()
                 }
                 loginViewOnSuccess = VIEWS.landing // Reset this for good measure.
                 loginCancelEnabled(false) // Reset this for good measure.

app/assets/js/scripts/overlay.js

@@ -117,8 +117,8 @@ function toggleOverlay(toggleState, dismissable = false, content = 'overlayConte
     }
 }
 
-function toggleServerSelection(toggleState){
-    prepareServerSelectionList()
+async function toggleServerSelection(toggleState){
+    await prepareServerSelectionList()
     toggleOverlay(toggleState, true, 'serverSelectContent')
 }
 
@@ -171,11 +171,11 @@ function setDismissHandler(handler){
 
 /* Server Select View */
 
-document.getElementById('serverSelectConfirm').addEventListener('click', () => {
+document.getElementById('serverSelectConfirm').addEventListener('click', async () => {
     const listings = document.getElementsByClassName('serverListing')
     for(let i=0; i<listings.length; i++){
         if(listings[i].hasAttribute('selected')){
-            const serv = DistroManager.getDistribution().getServer(listings[i].getAttribute('servid'))
+            const serv = (await DistroAPI.getDistribution()).getServerById(listings[i].getAttribute('servid'))
             updateSelectedServer(serv)
             refreshServerStatus(true)
             toggleOverlay(false)
@@ -184,13 +184,13 @@ document.getElementById('serverSelectConfirm').addEventListener('click', () => {
     }
     // None are selected? Not possible right? Meh, handle it.
     if(listings.length > 0){
-        const serv = DistroManager.getDistribution().getServer(listings[i].getAttribute('servid'))
+        const serv = (await DistroAPI.getDistribution()).getServerById(listings[i].getAttribute('servid'))
         updateSelectedServer(serv)
         toggleOverlay(false)
     }
 })
 
-document.getElementById('accountSelectConfirm').addEventListener('click', () => {
+document.getElementById('accountSelectConfirm').addEventListener('click', async () => {
     const listings = document.getElementsByClassName('accountListing')
     for(let i=0; i<listings.length; i++){
         if(listings[i].hasAttribute('selected')){
@@ -198,7 +198,7 @@ document.getElementById('accountSelectConfirm').addEventListener('click', () =>
             ConfigManager.save()
             updateSelectedAccount(authAcc)
             if(getCurrentView() === VIEWS.settings) {
-                prepareSettings()
+                await prepareSettings()
             }
             toggleOverlay(false)
             validateSelectedAccount()
@@ -211,7 +211,7 @@ document.getElementById('accountSelectConfirm').addEventListener('click', () =>
         ConfigManager.save()
         updateSelectedAccount(authAcc)
         if(getCurrentView() === VIEWS.settings) {
-            prepareSettings()
+            await prepareSettings()
         }
         toggleOverlay(false)
         validateSelectedAccount()
@@ -267,21 +267,21 @@ function setAccountListingHandlers(){
     })
 }
 
-function populateServerListings(){
-    const distro = DistroManager.getDistribution()
+async function populateServerListings(){
+    const distro = await DistroAPI.getDistribution()
     const giaSel = ConfigManager.getSelectedServer()
-    const servers = distro.getServers()
+    const servers = distro.servers
     let htmlString = ''
     for(const serv of servers){
-        htmlString += `<button class="serverListing" servid="${serv.getID()}" ${serv.getID() === giaSel ? 'selected' : ''}>
-            <img class="serverListingImg" src="${serv.getIcon()}"/>
+        htmlString += `<button class="serverListing" servid="${serv.rawServer.id}" ${serv.rawServer.id === giaSel ? 'selected' : ''}>
+            <img class="serverListingImg" src="${serv.rawServer.icon}"/>
             <div class="serverListingDetails">
-                <span class="serverListingName">${serv.getName()}</span>
-                <span class="serverListingDescription">${serv.getDescription()}</span>
+                <span class="serverListingName">${serv.rawServer.name}</span>
+                <span class="serverListingDescription">${serv.rawServer.description}</span>
                 <div class="serverListingInfo">
-                    <div class="serverListingVersion">${serv.getMinecraftVersion()}</div>
-                    <div class="serverListingRevision">${serv.getVersion()}</div>
-                    ${serv.isMainServer() ? `<div class="serverListingStarWrapper">
+                    <div class="serverListingVersion">${serv.rawServer.minecraftVersion}</div>
+                    <div class="serverListingRevision">${serv.rawServer.version}</div>
+                    ${serv.rawServer.mainServer ? `<div class="serverListingStarWrapper">
                         <svg id="Layer_1" viewBox="0 0 107.45 104.74" width="20px" height="20px">
                             <defs>
                                 <style>.cls-1{fill:#fff;}.cls-2{fill:none;stroke:#fff;stroke-miterlimit:10;}</style>
@@ -313,8 +313,8 @@ function populateAccountListings(){
 
 }
 
-function prepareServerSelectionList(){
-    populateServerListings()
+async function prepareServerSelectionList(){
+    await populateServerListings()
     setServerListingHandlers()
 }
 

app/assets/js/scripts/settings.js

@@ -69,7 +69,7 @@ function bindFileSelectors(){
             if(!res.canceled) {
                 ele.previousElementSibling.value = res.filePaths[0]
                 if(isJavaExecSel) {
-                    populateJavaExecDetails(ele.previousElementSibling.value)
+                    await populateJavaExecDetails(ele.previousElementSibling.value)
                 }
             }
         }
@@ -123,9 +123,10 @@ function initSettingsValidators(){
 /**
  * Load configuration values onto the UI. This is an automated process.
  */
-function initSettingsValues(){
+async function initSettingsValues(){
     const sEls = document.getElementById('settingsContainer').querySelectorAll('[cValue]')
-    Array.from(sEls).map((v, index, arr) => {
+
+    for(const v of sEls) {
         const cVal = v.getAttribute('cValue')
         const serverDependent = v.hasAttribute('serverDependent') // Means the first argument is the server id.
         const gFn = ConfigManager['get' + cVal]
@@ -139,7 +140,7 @@ function initSettingsValues(){
                     // Special Conditions
                     if(cVal === 'JavaExecutable'){
                         v.value = gFn.apply(null, gFnOpts)
-                        populateJavaExecDetails(v.value)
+                        await populateJavaExecDetails(v.value)
                     } else if (cVal === 'DataDirectory'){
                         v.value = gFn.apply(null, gFnOpts)
                     } else if(cVal === 'JVMOptions'){
@@ -168,8 +169,8 @@ function initSettingsValues(){
                 }
             }
         }
+    }
 
-    })
 }
 
 /**
@@ -416,8 +417,8 @@ ipcRenderer.on(MSFT_OPCODE.REPLY_LOGIN, (_, ...arguments_) => {
             const authCode = queryMap.code
             AuthManager.addMicrosoftAccount(authCode).then(value => {
                 updateSelectedAccount(value)
-                switchView(getCurrentView(), viewOnClose, 500, 500, () => {
-                    prepareSettings()
+                switchView(getCurrentView(), viewOnClose, 500, 500, async () => {
+                    await prepareSettings()
                 })
             })
                 .catch((displayableError) => {
@@ -713,13 +714,13 @@ const settingsModsContainer = document.getElementById('settingsModsContainer')
 /**
  * Resolve and update the mods on the UI.
  */
-function resolveModsForUI(){
+async function resolveModsForUI(){
     const serv = ConfigManager.getSelectedServer()
 
-    const distro = DistroManager.getDistribution()
+    const distro = await DistroAPI.getDistribution()
     const servConf = ConfigManager.getModConfiguration(serv)
 
-    const modStr = parseModulesForUI(distro.getServer(serv).getModules(), false, servConf.mods)
+    const modStr = parseModulesForUI(distro.getServerById(serv).modules, false, servConf.mods)
 
     document.getElementById('settingsReqModsContent').innerHTML = modStr.reqMods
     document.getElementById('settingsOptModsContent').innerHTML = modStr.optMods
@@ -739,17 +740,17 @@ function parseModulesForUI(mdls, submodules, servConf){
 
     for(const mdl of mdls){
 
-        if(mdl.getType() === DistroManager.Types.ForgeMod || mdl.getType() === DistroManager.Types.LiteMod || mdl.getType() === DistroManager.Types.LiteLoader){
+        if(mdl.rawModule.type === Type.ForgeMod || mdl.rawModule.type === Type.LiteMod || mdl.rawModule.type === Type.LiteLoader){
 
-            if(mdl.getRequired().isRequired()){
+            if(mdl.getRequired().value){
 
-                reqMods += `<div id="${mdl.getVersionlessID()}" class="settingsBaseMod settings${submodules ? 'Sub' : ''}Mod" enabled>
+                reqMods += `<div id="${mdl.getVersionlessMavenIdentifier()}" class="settingsBaseMod settings${submodules ? 'Sub' : ''}Mod" enabled>
                     <div class="settingsModContent">
                         <div class="settingsModMainWrapper">
                             <div class="settingsModStatus"></div>
                             <div class="settingsModDetails">
-                                <span class="settingsModName">${mdl.getName()}</span>
-                                <span class="settingsModVersion">v${mdl.getVersion()}</span>
+                                <span class="settingsModName">${mdl.rawModule.name}</span>
+                                <span class="settingsModVersion">v${mdl.mavenComponents.version}</span>
                             </div>
                         </div>
                         <label class="toggleSwitch" reqmod>
@@ -757,32 +758,32 @@ function parseModulesForUI(mdls, submodules, servConf){
                             <span class="toggleSwitchSlider"></span>
                         </label>
                     </div>
-                    ${mdl.hasSubModules() ? `<div class="settingsSubModContainer">
-                        ${Object.values(parseModulesForUI(mdl.getSubModules(), true, servConf[mdl.getVersionlessID()])).join('')}
+                    ${mdl.subModules.length > 0 ? `<div class="settingsSubModContainer">
+                        ${Object.values(parseModulesForUI(mdl.subModules, true, servConf[mdl.getVersionlessMavenIdentifier()])).join('')}
                     </div>` : ''}
                 </div>`
 
             } else {
 
-                const conf = servConf[mdl.getVersionlessID()]
+                const conf = servConf[mdl.getVersionlessMavenIdentifier()]
                 const val = typeof conf === 'object' ? conf.value : conf
 
-                optMods += `<div id="${mdl.getVersionlessID()}" class="settingsBaseMod settings${submodules ? 'Sub' : ''}Mod" ${val ? 'enabled' : ''}>
+                optMods += `<div id="${mdl.getVersionlessMavenIdentifier()}" class="settingsBaseMod settings${submodules ? 'Sub' : ''}Mod" ${val ? 'enabled' : ''}>
                     <div class="settingsModContent">
                         <div class="settingsModMainWrapper">
                             <div class="settingsModStatus"></div>
                             <div class="settingsModDetails">
-                                <span class="settingsModName">${mdl.getName()}</span>
-                                <span class="settingsModVersion">v${mdl.getVersion()}</span>
+                                <span class="settingsModName">${mdl.rawModule.name}</span>
+                                <span class="settingsModVersion">v${mdl.mavenComponents.version}</span>
                             </div>
                         </div>
                         <label class="toggleSwitch">
-                            <input type="checkbox" formod="${mdl.getVersionlessID()}" ${val ? 'checked' : ''}>
+                            <input type="checkbox" formod="${mdl.getVersionlessMavenIdentifier()}" ${val ? 'checked' : ''}>
                             <span class="toggleSwitchSlider"></span>
                         </label>
                     </div>
-                    ${mdl.hasSubModules() ? `<div class="settingsSubModContainer">
-                        ${Object.values(parseModulesForUI(mdl.getSubModules(), true, conf.mods)).join('')}
+                    ${mdl.subModules.length > 0 ? `<div class="settingsSubModContainer">
+                        ${Object.values(parseModulesForUI(mdl.subModules, true, conf.mods)).join('')}
                     </div>` : ''}
                 </div>`
 
@@ -858,10 +859,10 @@ let CACHE_DROPIN_MODS
  * Resolve any located drop-in mods for this server and
  * populate the results onto the UI.
  */
-function resolveDropinModsForUI(){
-    const serv = DistroManager.getDistribution().getServer(ConfigManager.getSelectedServer())
-    CACHE_SETTINGS_MODS_DIR = path.join(ConfigManager.getInstanceDirectory(), serv.getID(), 'mods')
-    CACHE_DROPIN_MODS = DropinModUtil.scanForDropinMods(CACHE_SETTINGS_MODS_DIR, serv.getMinecraftVersion())
+async function resolveDropinModsForUI(){
+    const serv = (await DistroAPI.getDistribution()).getServerById(ConfigManager.getSelectedServer())
+    CACHE_SETTINGS_MODS_DIR = path.join(ConfigManager.getInstanceDirectory(), serv.rawServer.id, 'mods')
+    CACHE_DROPIN_MODS = DropinModUtil.scanForDropinMods(CACHE_SETTINGS_MODS_DIR, serv.rawServer.minecraftVersion)
 
     let dropinMods = ''
 
@@ -934,12 +935,12 @@ function bindDropinModFileSystemButton(){
         fsBtn.removeAttribute('drag')
     }
 
-    fsBtn.ondrop = e => {
+    fsBtn.ondrop = async e => {
         fsBtn.removeAttribute('drag')
         e.preventDefault()
 
         DropinModUtil.addDropinMods(e.dataTransfer.files, CACHE_SETTINGS_MODS_DIR)
-        reloadDropinMods()
+        await reloadDropinMods()
     }
 }
 
@@ -971,18 +972,18 @@ function saveDropinModConfiguration(){
 
 // Refresh the drop-in mods when F5 is pressed.
 // Only active on the mods tab.
-document.addEventListener('keydown', (e) => {
+document.addEventListener('keydown', async (e) => {
     if(getCurrentView() === VIEWS.settings && selectedSettingsTab === 'settingsTabMods'){
         if(e.key === 'F5'){
-            reloadDropinMods()
+            await reloadDropinMods()
             saveShaderpackSettings()
-            resolveShaderpacksForUI()
+            await resolveShaderpacksForUI()
         }
     }
 })
 
-function reloadDropinMods(){
-    resolveDropinModsForUI()
+async function reloadDropinMods(){
+    await resolveDropinModsForUI()
     bindDropinModsRemoveButton()
     bindDropinModFileSystemButton()
     bindModsToggleSwitch()
@@ -997,9 +998,9 @@ let CACHE_SELECTED_SHADERPACK
 /**
  * Load shaderpack information.
  */
-function resolveShaderpacksForUI(){
-    const serv = DistroManager.getDistribution().getServer(ConfigManager.getSelectedServer())
-    CACHE_SETTINGS_INSTANCE_DIR = path.join(ConfigManager.getInstanceDirectory(), serv.getID())
+async function resolveShaderpacksForUI(){
+    const serv = (await DistroAPI.getDistribution()).getServerById(ConfigManager.getSelectedServer())
+    CACHE_SETTINGS_INSTANCE_DIR = path.join(ConfigManager.getInstanceDirectory(), serv.rawServer.id)
     CACHE_SHADERPACKS = DropinModUtil.scanForShaderpacks(CACHE_SETTINGS_INSTANCE_DIR)
     CACHE_SELECTED_SHADERPACK = DropinModUtil.getEnabledShaderpack(CACHE_SETTINGS_INSTANCE_DIR)
 
@@ -1058,13 +1059,13 @@ function bindShaderpackButton() {
         spBtn.removeAttribute('drag')
     }
 
-    spBtn.ondrop = e => {
+    spBtn.ondrop = async e => {
         spBtn.removeAttribute('drag')
         e.preventDefault()
 
         DropinModUtil.addShaderpacks(e.dataTransfer.files, CACHE_SETTINGS_INSTANCE_DIR)
         saveShaderpackSettings()
-        resolveShaderpacksForUI()
+        await resolveShaderpacksForUI()
     }
 }
 
@@ -1073,19 +1074,19 @@ function bindShaderpackButton() {
 /**
  * Load the currently selected server information onto the mods tab.
  */
-function loadSelectedServerOnModsTab(){
-    const serv = DistroManager.getDistribution().getServer(ConfigManager.getSelectedServer())
+async function loadSelectedServerOnModsTab(){
+    const serv = (await DistroAPI.getDistribution()).getServerById(ConfigManager.getSelectedServer())
 
     for(const el of document.getElementsByClassName('settingsSelServContent')) {
         el.innerHTML = `
-            <img class="serverListingImg" src="${serv.getIcon()}"/>
+            <img class="serverListingImg" src="${serv.rawServer.icon}"/>
             <div class="serverListingDetails">
-                <span class="serverListingName">${serv.getName()}</span>
-                <span class="serverListingDescription">${serv.getDescription()}</span>
+                <span class="serverListingName">${serv.rawServer.name}</span>
+                <span class="serverListingDescription">${serv.rawServer.description}</span>
                 <div class="serverListingInfo">
-                    <div class="serverListingVersion">${serv.getMinecraftVersion()}</div>
-                    <div class="serverListingRevision">${serv.getVersion()}</div>
-                    ${serv.isMainServer() ? `<div class="serverListingStarWrapper">
+                    <div class="serverListingVersion">${serv.rawServer.minecraftVersion}</div>
+                    <div class="serverListingRevision">${serv.rawServer.version}</div>
+                    ${serv.rawServer.mainServer ? `<div class="serverListingStarWrapper">
                         <svg id="Layer_1" viewBox="0 0 107.45 104.74" width="20px" height="20px">
                             <defs>
                                 <style>.cls-1{fill:#fff;}.cls-2{fill:none;stroke:#fff;stroke-miterlimit:10;}</style>
@@ -1103,9 +1104,9 @@ function loadSelectedServerOnModsTab(){
 
 // Bind functionality to the server switch button.
 Array.from(document.getElementsByClassName('settingsSwitchServerButton')).forEach(el => {
-    el.addEventListener('click', (e) => {
+    el.addEventListener('click', async e => {
         e.target.blur()
-        toggleServerSelection(true)
+        await toggleServerSelection(true)
     })
 })
 
@@ -1123,8 +1124,8 @@ function saveAllModConfigurations(){
  * server is changed.
  */
 function animateSettingsTabRefresh(){
-    $(`#${selectedSettingsTab}`).fadeOut(500, () => {
-        prepareSettings()
+    $(`#${selectedSettingsTab}`).fadeOut(500, async () => {
+        await prepareSettings()
         $(`#${selectedSettingsTab}`).fadeIn(500)
     })
 }
@@ -1132,15 +1133,15 @@ function animateSettingsTabRefresh(){
 /**
  * Prepare the Mods tab for display.
  */
-function prepareModsTab(first){
-    resolveModsForUI()
-    resolveDropinModsForUI()
-    resolveShaderpacksForUI()
+async function prepareModsTab(first){
+    await resolveModsForUI()
+    await resolveDropinModsForUI()
+    await resolveShaderpacksForUI()
     bindDropinModsRemoveButton()
     bindDropinModFileSystemButton()
     bindShaderpackButton()
     bindModsToggleSwitch()
-    loadSelectedServerOnModsTab()
+    await loadSelectedServerOnModsTab()
 }
 
 /**
@@ -1348,8 +1349,8 @@ function populateMemoryStatus(){
  * 
  * @param {string} execPath The executable path to populate against.
  */
-function populateJavaExecDetails(execPath){
-    const jg = new JavaGuard(DistroManager.getDistribution().getServer(ConfigManager.getSelectedServer()).getMinecraftVersion())
+async function populateJavaExecDetails(execPath){
+    const jg = new JavaGuard((await DistroAPI.getDistribution()).getServerById(ConfigManager.getSelectedServer()).rawServer.minecraftVersion)
     jg._validateJavaBinary(execPath).then(v => {
         if(v.valid){
             const vendor = v.vendor != null ? ` (${v.vendor})` : ''
@@ -1364,18 +1365,18 @@ function populateJavaExecDetails(execPath){
     })
 }
 
-function populateJavaReqDesc() {
-    const mcVer = DistroManager.getDistribution().getServer(ConfigManager.getSelectedServer()).getMinecraftVersion()
-    if(Util.mcVersionAtLeast('1.17', mcVer)) {
+async function populateJavaReqDesc() {
+    const mcVer = (await DistroAPI.getDistribution()).getServerById(ConfigManager.getSelectedServer()).rawServer.minecraftVersion
+    if(mcVersionAtLeast('1.17', mcVer)) {
         settingsJavaReqDesc.innerHTML = 'Requires Java 17 x64.'
     } else {
         settingsJavaReqDesc.innerHTML = 'Requires Java 8 x64.'
     }
 }
 
-function populateJvmOptsLink() {
-    const mcVer = DistroManager.getDistribution().getServer(ConfigManager.getSelectedServer()).getMinecraftVersion()
-    if(Util.mcVersionAtLeast('1.17', mcVer)) {
+async function populateJvmOptsLink() {
+    const mcVer = (await DistroAPI.getDistribution()).getServerById(ConfigManager.getSelectedServer()).rawServer.minecraftVersion
+    if(mcVersionAtLeast('1.17', mcVer)) {
         settingsJvmOptsLink.innerHTML = 'Available Options for Java 17 (HotSpot VM)'
         settingsJvmOptsLink.href = 'https://docs.oracle.com/en/java/javase/17/docs/specs/man/java.html#extra-options-for-java'
     } else {
@@ -1387,11 +1388,11 @@ function populateJvmOptsLink() {
 /**
  * Prepare the Java tab for display.
  */
-function prepareJavaTab(){
+async function prepareJavaTab(){
     bindRangeSlider()
     populateMemoryStatus()
-    populateJavaReqDesc()
-    populateJvmOptsLink()
+    await populateJavaReqDesc()
+    await populateJvmOptsLink()
 }
 
 /**
@@ -1567,17 +1568,17 @@ function prepareUpdateTab(data = null){
   * 
   * @param {boolean} first Whether or not it is the first load.
   */
-function prepareSettings(first = false) {
+async function prepareSettings(first = false) {
     if(first){
         setupSettingsTabs()
         initSettingsValidators()
         prepareUpdateTab()
     } else {
-        prepareModsTab()
+        await prepareModsTab()
     }
-    initSettingsValues()
+    await initSettingsValues()
     prepareAccountsTab()
-    prepareJavaTab()
+    await prepareJavaTab()
     prepareAboutTab()
 }
 

app/assets/js/scripts/uibinder.js

@@ -4,10 +4,11 @@
  */
 // Requirements
 const path          = require('path')
+const { Type }      = require('helios-distribution-types')
 
 const AuthManager   = require('./assets/js/authmanager')
 const ConfigManager = require('./assets/js/configmanager')
-const DistroManager = require('./assets/js/distromanager')
+const { DistroAPI } = require('./assets/js/distromanager')
 const Lang          = require('./assets/js/langloader')
 
 let rscShouldLoad = false
@@ -40,10 +41,10 @@ let currentView
  */
 function switchView(current, next, currentFadeTime = 500, nextFadeTime = 500, onCurrentFade = () => {}, onNextFade = () => {}){
     currentView = next
-    $(`${current}`).fadeOut(currentFadeTime, () => {
-        onCurrentFade()
-        $(`${next}`).fadeIn(nextFadeTime, () => {
-            onNextFade()
+    $(`${current}`).fadeOut(currentFadeTime, async () => {
+        await onCurrentFade()
+        $(`${next}`).fadeIn(nextFadeTime, async () => {
+            await onNextFade()
         })
     })
 }
@@ -57,15 +58,15 @@ function getCurrentView(){
     return currentView
 }
 
-function showMainUI(data){
+async function showMainUI(data){
 
     if(!isDev){
         loggerAutoUpdater.info('Initializing..')
         ipcRenderer.send('autoUpdateAction', 'initAutoUpdater', ConfigManager.getAllowPrerelease())
     }
 
-    prepareSettings(true)
-    updateSelectedServer(data.getServer(ConfigManager.getSelectedServer()))
+    await prepareSettings(true)
+    updateSelectedServer(data.getServerById(ConfigManager.getSelectedServer()))
     refreshServerStatus()
     setTimeout(() => {
         document.getElementById('frameBar').style.backgroundColor = 'rgba(0, 0, 0, 0.5)'
@@ -133,7 +134,7 @@ function showFatalStartupError(){
  * @param {Object} data The distro index object.
  */
 function onDistroRefresh(data){
-    updateSelectedServer(data.getServer(ConfigManager.getSelectedServer()))
+    updateSelectedServer(data.getServerById(ConfigManager.getSelectedServer()))
     refreshServerStatus()
     initNews()
     syncModConfigurations(data)
@@ -149,10 +150,10 @@ function syncModConfigurations(data){
 
     const syncedCfgs = []
 
-    for(let serv of data.getServers()){
+    for(let serv of data.servers){
 
-        const id = serv.getID()
-        const mdls = serv.getModules()
+        const id = serv.rawServer.id
+        const mdls = serv.modules
         const cfg = ConfigManager.getModConfiguration(id)
 
         if(cfg != null){
@@ -161,20 +162,20 @@ function syncModConfigurations(data){
             const mods = {}
 
             for(let mdl of mdls){
-                const type = mdl.getType()
+                const type = mdl.rawModule.type
 
-                if(type === DistroManager.Types.ForgeMod || type === DistroManager.Types.LiteMod || type === DistroManager.Types.LiteLoader){
-                    if(!mdl.getRequired().isRequired()){
-                        const mdlID = mdl.getVersionlessID()
+                if(type === Type.ForgeMod || type === Type.LiteMod || type === Type.LiteLoader){
+                    if(!mdl.getRequired().value){
+                        const mdlID = mdl.getVersionlessMavenIdentifier()
                         if(modsOld[mdlID] == null){
-                            mods[mdlID] = scanOptionalSubModules(mdl.getSubModules(), mdl)
+                            mods[mdlID] = scanOptionalSubModules(mdl.subModules, mdl)
                         } else {
-                            mods[mdlID] = mergeModConfiguration(modsOld[mdlID], scanOptionalSubModules(mdl.getSubModules(), mdl), false)
+                            mods[mdlID] = mergeModConfiguration(modsOld[mdlID], scanOptionalSubModules(mdl.subModules, mdl), false)
                         }
                     } else {
-                        if(mdl.hasSubModules()){
-                            const mdlID = mdl.getVersionlessID()
-                            const v = scanOptionalSubModules(mdl.getSubModules(), mdl)
+                        if(mdl.subModules.length > 0){
+                            const mdlID = mdl.getVersionlessMavenIdentifier()
+                            const v = scanOptionalSubModules(mdl.subModules, mdl)
                             if(typeof v === 'object'){
                                 if(modsOld[mdlID] == null){
                                     mods[mdlID] = v
@@ -197,15 +198,15 @@ function syncModConfigurations(data){
             const mods = {}
 
             for(let mdl of mdls){
-                const type = mdl.getType()
-                if(type === DistroManager.Types.ForgeMod || type === DistroManager.Types.LiteMod || type === DistroManager.Types.LiteLoader){
-                    if(!mdl.getRequired().isRequired()){
-                        mods[mdl.getVersionlessID()] = scanOptionalSubModules(mdl.getSubModules(), mdl)
+                const type = mdl.rawModule.type
+                if(type === Type.ForgeMod || type === Type.LiteMod || type === Type.LiteLoader){
+                    if(!mdl.getRequired().value){
+                        mods[mdl.getVersionlessMavenIdentifier()] = scanOptionalSubModules(mdl.subModules, mdl)
                     } else {
-                        if(mdl.hasSubModules()){
-                            const v = scanOptionalSubModules(mdl.getSubModules(), mdl)
+                        if(mdl.subModules.length > 0){
+                            const v = scanOptionalSubModules(mdl.subModules, mdl)
                             if(typeof v === 'object'){
-                                mods[mdl.getVersionlessID()] = v
+                                mods[mdl.getVersionlessMavenIdentifier()] = v
                             }
                         }
                     }
@@ -232,8 +233,8 @@ function syncModConfigurations(data){
 function ensureJavaSettings(data) {
 
     // Nothing too fancy for now.
-    for(const serv of data.getServers()){
-        ConfigManager.ensureJavaConfig(serv.getID(), serv.getMinecraftVersion())
+    for(const serv of data.servers){
+        ConfigManager.ensureJavaConfig(serv.rawServer.id, serv.rawServer.minecraftVersion)
     }
 
     ConfigManager.save()
@@ -251,17 +252,17 @@ function scanOptionalSubModules(mdls, origin){
         const mods = {}
 
         for(let mdl of mdls){
-            const type = mdl.getType()
+            const type = mdl.rawModule.type
             // Optional types.
-            if(type === DistroManager.Types.ForgeMod || type === DistroManager.Types.LiteMod || type === DistroManager.Types.LiteLoader){
+            if(type === Type.ForgeMod || type === Type.LiteMod || type === Type.LiteLoader){
                 // It is optional.
-                if(!mdl.getRequired().isRequired()){
-                    mods[mdl.getVersionlessID()] = scanOptionalSubModules(mdl.getSubModules(), mdl)
+                if(!mdl.getRequired().value){
+                    mods[mdl.getVersionlessMavenIdentifier()] = scanOptionalSubModules(mdl.subModules, mdl)
                 } else {
                     if(mdl.hasSubModules()){
-                        const v = scanOptionalSubModules(mdl.getSubModules(), mdl)
+                        const v = scanOptionalSubModules(mdl.subModules, mdl)
                         if(typeof v === 'object'){
-                            mods[mdl.getVersionlessID()] = v
+                            mods[mdl.getVersionlessMavenIdentifier()] = v
                         }
                     }
                 }
@@ -272,13 +273,13 @@ function scanOptionalSubModules(mdls, origin){
             const ret = {
                 mods
             }
-            if(!origin.getRequired().isRequired()){
-                ret.value = origin.getRequired().isDefault()
+            if(!origin.getRequired().value){
+                ret.value = origin.getRequired().def
             }
             return ret
         }
     }
-    return origin.getRequired().isDefault()
+    return origin.getRequired().def
 }
 
 /**
@@ -323,18 +324,6 @@ function mergeModConfiguration(o, n, nReq = false){
     return n
 }
 
-function refreshDistributionIndex(remote, onSuccess, onError){
-    if(remote){
-        DistroManager.pullRemote()
-            .then(onSuccess)
-            .catch(onError)
-    } else {
-        DistroManager.pullLocal()
-            .then(onSuccess)
-            .catch(onError)
-    }
-}
-
 async function validateSelectedAccount(){
     const selectedAcc = ConfigManager.getSelectedAccount()
     if(selectedAcc != null){
@@ -429,14 +418,14 @@ function setSelectedAccount(uuid){
 }
 
 // Synchronous Listener
-document.addEventListener('readystatechange', function(){
+document.addEventListener('readystatechange', async () => {
 
     if (document.readyState === 'interactive' || document.readyState === 'complete'){
         if(rscShouldLoad){
             rscShouldLoad = false
             if(!fatalStartupError){
-                const data = DistroManager.getDistribution()
-                showMainUI(data)
+                const data = await DistroAPI.getDistribution()
+                await showMainUI(data)
             } else {
                 showFatalStartupError()
             }
@@ -446,13 +435,13 @@ document.addEventListener('readystatechange', function(){
 }, false)
 
 // Actions that must be performed after the distribution index is downloaded.
-ipcRenderer.on('distributionIndexDone', (event, res) => {
+ipcRenderer.on('distributionIndexDone', async (event, res) => {
     if(res) {
-        const data = DistroManager.getDistribution()
+        const data = await DistroAPI.getDistribution()
         syncModConfigurations(data)
         ensureJavaSettings(data)
         if(document.readyState === 'interactive' || document.readyState === 'complete'){
-            showMainUI(data)
+            await showMainUI(data)
         } else {
             rscShouldLoad = true
         }
@@ -467,11 +456,10 @@ ipcRenderer.on('distributionIndexDone', (event, res) => {
 })
 
 // Util for development
-function devModeToggle() {
-    DistroManager.setDevMode(true)
-    DistroManager.pullLocal().then((data) => {
+async function devModeToggle() {
+    DistroAPI.toggleDevMode(true)
+    const data = await DistroAPI.getDistributionLocalLoadOnly()
     ensureJavaSettings(data)
     updateSelectedServer(data.getServers()[0])
     syncModConfigurations(data)
-    })
 }

package-lock.json

@@ -19,7 +19,7 @@
         "fs-extra": "^11.1.0",
         "github-syntax-dark": "^0.5.0",
         "got": "^11.8.5",
-        "helios-core": "~0.1.2",
+        "helios-distribution-types": "^1.1.0",
         "jquery": "^3.6.1",
         "node-disk-info": "^1.3.0",
         "node-stream-zip": "^1.15.0",
@@ -37,24 +37,6 @@
         "node": "18.x.x"
       }
     },
-    "node_modules/@colors/colors": {
-      "version": "1.5.0",
-      "resolved": "https://registry.npmjs.org/@colors/colors/-/colors-1.5.0.tgz",
-      "integrity": "sha512-ooWCrlZP11i8GImSjTHYHLkvFDP48nS4+204nGb1RiX/WXYHmJA2III9/e2DWVabCESdW7hBAEzHRqUn9OUVvQ==",
-      "engines": {
-        "node": ">=0.1.90"
-      }
-    },
-    "node_modules/@dabh/diagnostics": {
-      "version": "2.0.3",
-      "resolved": "https://registry.npmjs.org/@dabh/diagnostics/-/diagnostics-2.0.3.tgz",
-      "integrity": "sha512-hrlQOIi7hAfzsMqlGSFyVucrx38O+j6wiGOf//H2ecvIEqYN4ADBSS2iLMh5UFyDunCNniUIPk/q3riFv45xRA==",
-      "dependencies": {
-        "colorspace": "1.1.x",
-        "enabled": "2.0.x",
-        "kuler": "^2.0.0"
-      }
-    },
     "node_modules/@develar/schema-utils": {
       "version": "2.6.5",
       "resolved": "https://registry.npmjs.org/@develar/schema-utils/-/schema-utils-2.6.5.tgz",
@@ -439,11 +421,6 @@
       "resolved": "https://registry.npmjs.org/@types/semver/-/semver-7.3.13.tgz",
       "integrity": "sha512-21cFJr9z3g5dW8B0CVI9g2O9beqaThGQ6ZFBqHfwhzLDKUxaqTIy3vnfah/UPkfOiF2pLq+tGz+W8RyCskuslw=="
     },
-    "node_modules/@types/triple-beam": {
-      "version": "1.3.2",
-      "resolved": "https://registry.npmjs.org/@types/triple-beam/-/triple-beam-1.3.2.tgz",
-      "integrity": "sha512-txGIh+0eDFzKGC25zORnswy+br1Ha7hj5cMVwKIU7+s0U2AxxJru/jZSMU6OC9MJWP6+pc/hc6ZjyZShpsyY2g=="
-    },
     "node_modules/@types/verror": {
       "version": "1.10.6",
       "resolved": "https://registry.npmjs.org/@types/verror/-/verror-1.10.6.tgz",
@@ -1037,15 +1014,6 @@
         "url": "https://github.com/sponsors/sindresorhus"
       }
     },
-    "node_modules/color": {
-      "version": "3.2.1",
-      "resolved": "https://registry.npmjs.org/color/-/color-3.2.1.tgz",
-      "integrity": "sha512-aBl7dZI9ENN6fUGC7mWpMTPNHmWUSNan9tuWN6ahh5ZLNk9baLJOnSMlrQkHcrfFgz2/RigjUVAjdx36VcemKA==",
-      "dependencies": {
-        "color-convert": "^1.9.3",
-        "color-string": "^1.6.0"
-      }
-    },
     "node_modules/color-convert": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/color-convert/-/color-convert-2.0.1.tgz",
@@ -1062,28 +1030,6 @@
       "resolved": "https://registry.npmjs.org/color-name/-/color-name-1.1.4.tgz",
       "integrity": "sha512-dOy+3AuW3a2wNbZHIuMZpTcgjGuLU/uBL/ubcZF9OXbDo8ff4O8yVp5Bf0efS8uEoYo5q4Fx7dY9OgQGXgAsQA=="
     },
-    "node_modules/color-string": {
-      "version": "1.9.1",
-      "resolved": "https://registry.npmjs.org/color-string/-/color-string-1.9.1.tgz",
-      "integrity": "sha512-shrVawQFojnZv6xM40anx4CkoDP+fZsw/ZerEMsW/pyzsRbElpsL/DBVW7q3ExxwusdNXI3lXpuhEZkzs8p5Eg==",
-      "dependencies": {
-        "color-name": "^1.0.0",
-        "simple-swizzle": "^0.2.2"
-      }
-    },
-    "node_modules/color/node_modules/color-convert": {
-      "version": "1.9.3",
-      "resolved": "https://registry.npmjs.org/color-convert/-/color-convert-1.9.3.tgz",
-      "integrity": "sha512-QfAUtd+vFdAtFQcC8CCyYt1fYWxSqAiK2cSD6zDB8N3cpsEBAvRxp9zOGg6G/SHHJYAT88/az/IuDGALsNVbGg==",
-      "dependencies": {
-        "color-name": "1.1.3"
-      }
-    },
-    "node_modules/color/node_modules/color-name": {
-      "version": "1.1.3",
-      "resolved": "https://registry.npmjs.org/color-name/-/color-name-1.1.3.tgz",
-      "integrity": "sha512-72fSenhMw2HZMTVHeCA9KCmpEIbzWiQsjN+BHcBbS9vr1mtt+vJjPdksIBNUmKAW8TFUDPJK5SUU3QhE9NEXDw=="
-    },
     "node_modules/colors": {
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/colors/-/colors-1.0.3.tgz",
@@ -1093,15 +1039,6 @@
         "node": ">=0.1.90"
       }
     },
-    "node_modules/colorspace": {
-      "version": "1.1.4",
-      "resolved": "https://registry.npmjs.org/colorspace/-/colorspace-1.1.4.tgz",
-      "integrity": "sha512-BgvKJiuVu1igBUF2kEjRCZXol6wiiGbY5ipL/oVPwm0BL9sIpMIzM8IK7vwuxIIzOXMV3Ey5w+vxhm0rR/TN8w==",
-      "dependencies": {
-        "color": "^3.1.3",
-        "text-hex": "1.0.x"
-      }
-    },
     "node_modules/combined-stream": {
       "version": "1.0.8",
       "resolved": "https://registry.npmjs.org/combined-stream/-/combined-stream-1.0.8.tgz",
@@ -1596,11 +1533,6 @@
       "integrity": "sha512-MSjYzcWNOA0ewAHpz0MxpYFvwg6yjy1NG3xteoqz644VCo/RPgnr1/GGt+ic3iJTzQ8Eu3TdM14SawnVUmGE6A==",
       "dev": true
     },
-    "node_modules/enabled": {
-      "version": "2.0.0",
-      "resolved": "https://registry.npmjs.org/enabled/-/enabled-2.0.0.tgz",
-      "integrity": "sha512-AKrN98kuwOzMIdAizXGI86UFBoo26CL21UM763y1h/GMSJ4/OHU9k2YlsmBpyScFo/wbLzWQJBMCW4+IO3/+OQ=="
-    },
     "node_modules/end-of-stream": {
       "version": "1.4.4",
       "resolved": "https://registry.npmjs.org/end-of-stream/-/end-of-stream-1.4.4.tgz",
@@ -1873,11 +1805,6 @@
         "pend": "~1.2.0"
       }
     },
-    "node_modules/fecha": {
-      "version": "4.2.3",
-      "resolved": "https://registry.npmjs.org/fecha/-/fecha-4.2.3.tgz",
-      "integrity": "sha512-OP2IUU6HeYKJi3i0z4A19kHMQoLVs4Hc+DPqqxI2h/DPZHTm/vjsfC6P0b4jCMy14XizLBqvndQ+UilD7707Jw=="
-    },
     "node_modules/file-entry-cache": {
       "version": "6.0.1",
       "resolved": "https://registry.npmjs.org/file-entry-cache/-/file-entry-cache-6.0.1.tgz",
@@ -1952,11 +1879,6 @@
       "integrity": "sha512-5nqDSxl8nn5BSNxyR3n4I6eDmbolI6WT+QqR547RwxQapgjQBmtktdP+HTBb/a/zLsbzERTONyUB5pefh5TtjQ==",
       "dev": true
     },
-    "node_modules/fn.name": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/fn.name/-/fn.name-1.1.0.tgz",
-      "integrity": "sha512-GRnmB5gPyJpAhTQdSZTSp9uaPSvl09KoYcMQtsB9rQoOmzs9dH6ffeccH+Z+cv6P68Hu5bC6JjRh4Ah/mHSNRw=="
-    },
     "node_modules/forever-agent": {
       "version": "0.6.1",
       "resolved": "https://registry.npmjs.org/forever-agent/-/forever-agent-0.6.1.tgz",
@@ -2268,30 +2190,10 @@
         "url": "https://github.com/sponsors/ljharb"
       }
     },
-    "node_modules/helios-core": {
-      "version": "0.1.2",
-      "resolved": "https://registry.npmjs.org/helios-core/-/helios-core-0.1.2.tgz",
-      "integrity": "sha512-xM3+nZcymy9iS36Z5odmuFZAsrSuyviQUh+dffXc+utXOP/Ox7m2HUo76t86cN8R1tLjJ/OzQJLzILACVaRryg==",
-      "dependencies": {
-        "fs-extra": "^10.1.0",
-        "got": "^11.8.5",
-        "luxon": "^3.1.0",
-        "triple-beam": "^1.3.0",
-        "winston": "^3.8.2"
-      }
-    },
-    "node_modules/helios-core/node_modules/fs-extra": {
-      "version": "10.1.0",
-      "resolved": "https://registry.npmjs.org/fs-extra/-/fs-extra-10.1.0.tgz",
-      "integrity": "sha512-oRXApq54ETRj4eMiFzGnHWGy+zo5raudjuxN0b8H7s/RU2oW0Wvsx9O0ACRN/kRq9E8Vu/ReskGB5o3ji+FzHQ==",
-      "dependencies": {
-        "graceful-fs": "^4.2.0",
-        "jsonfile": "^6.0.1",
-        "universalify": "^2.0.0"
-      },
-      "engines": {
-        "node": ">=12"
-      }
+    "node_modules/helios-distribution-types": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/helios-distribution-types/-/helios-distribution-types-1.1.0.tgz",
+      "integrity": "sha512-mxZPvPIBTltWUGzMzj/8LuG/UPwIEf7ZCE9h9o7pj1QCsMsctQIDu8bv91HDUEH0MByghe+t5Pi5XCHTHhzayg=="
     },
     "node_modules/hosted-git-info": {
       "version": "4.1.0",
@@ -2459,11 +2361,6 @@
       "resolved": "https://registry.npmjs.org/inherits/-/inherits-2.0.4.tgz",
       "integrity": "sha512-k/vGaX4/Yla3WzyMCvTQOXYeIHvqOKtnqBduzTHpzpQZzAskKMhZ2K+EnBiSM9zGSoIFeMpXKxa4dYeZIQqewQ=="
     },
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package.json

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