feat: 推了很多进度。

build.gradle.kts

@@ -2,6 +2,7 @@ import java.net.URI
 
 plugins {
     kotlin("jvm") version "1.9.21"
+    `maven-publish`
 }
 
 group = "net.lamgc.scext"
@@ -19,8 +20,14 @@ repositories {
 dependencies {
     compileOnly("org.slf4j:slf4j-api:2.0.10")
     compileOnly("io.github.microutils:kotlin-logging:3.0.5")
+    implementation("ch.qos.logback:logback-classic:1.4.14")
     compileOnly("net.lamgc:scalabot-extension:0.6.1")
 
+    implementation("com.fasterxml.jackson.core:jackson-core:2.16.1")
+    implementation("com.fasterxml.jackson.core:jackson-databind:2.16.1")
+    implementation("com.fasterxml.jackson.core:jackson-annotations:2.16.1")
+    implementation("com.fasterxml.jackson.module:jackson-module-kotlin:2.16.1")
+
     val exposedVersion = "0.45.0"
     implementation("org.jetbrains.exposed:exposed-core:$exposedVersion")
     implementation("org.jetbrains.exposed:exposed-crypt:$exposedVersion")
@@ -44,3 +51,27 @@ tasks.test {
 kotlin {
     jvmToolchain(17)
 }
+
+publishing {
+    repositories {
+//        maven("https://git.lamgc.me/api/packages/LamGC/maven") {
+//            credentials {
+//                username = project.properties["repo.credentials.self-git.username"].toString()
+//                password = project.properties["repo.credentials.self-git.password"].toString()
+//            }
+//        }
+        mavenLocal()
+    }
+
+    publications {
+        create<MavenPublication>("maven") {
+            from(components["java"])
+
+            pom {
+                name.set("ScalaExt-OneDriveTransfer")
+                description.set("将 Telegram 中的文件转存至 OneDrive.")
+            }
+        }
+    }
+
+}

src/main/kotlin/Databases.kt

@@ -9,19 +9,22 @@ import org.jetbrains.exposed.dao.id.LongIdTable
 import org.jetbrains.exposed.sql.Database
 import org.jetbrains.exposed.sql.transactions.transaction
 
-object MicrosoftAccounts : LongIdTable() {
+object OneDriveTransferSettings : LongIdTable() {
     val telegramUserId = long("tg_user_id").uniqueIndex()
     val accountId = varchar("account_id", 128)
     val userName = varchar("user_name", 96)
-
+    val driveId = varchar("drive_id", 256)
+    val storagePath = varchar("storage_path", 512)
 }
 
-class MicrosoftAccount(id: EntityID<Long>) : LongEntity(id) {
+class OneDriveTransferSetting(id: EntityID<Long>) : LongEntity(id) {
-    var telegramUserId by MicrosoftAccounts.telegramUserId
+    var telegramUserId by OneDriveTransferSettings.telegramUserId
-    var accountId by MicrosoftAccounts.accountId
+    var accountId by OneDriveTransferSettings.accountId
-    var userName by MicrosoftAccounts.accountId
+    var userName by OneDriveTransferSettings.userName
+    var driveId by OneDriveTransferSettings.driveId
+    var storagePath by OneDriveTransferSettings.storagePath
 
-    companion object : LongEntityClass<MicrosoftAccount>(MicrosoftAccounts)
+    companion object : LongEntityClass<OneDriveTransferSetting>(OneDriveTransferSettings)
 }
 
 object TokenCaches : LongIdTable() {

src/main/kotlin/ExtensionConfig.kt

@@ -1,7 +1,9 @@
 package net.lamgc.scext.onedrive_transfer
 
 data class ExtensionConfig(
-    val clientId: String,
+    val clientId: String = "",
-    val clientSecret: String,
+    val clientSecret: String = "",
-    val useCommandPrefix: Boolean
+    val useCommandPrefix: Boolean = true,
+    val maxFileSize: Long = 1024L * 1024 * 1024 * 4,
+    val maxTransferSize: Long = 1024L * 1024 * 1024 * 20,
 )

src/main/kotlin/OneDriveTransferCenter.kt

@@ -0,0 +1,177 @@
+package net.lamgc.scext.onedrive_transfer
+
+import com.google.common.util.concurrent.AtomicDouble
+import com.microsoft.graph.models.DriveItem
+import com.microsoft.graph.models.DriveItemCreateUploadSessionParameterSet
+import com.microsoft.graph.models.DriveItemUploadableProperties
+import com.microsoft.graph.requests.GraphServiceClient
+import com.microsoft.graph.tasks.IProgressCallback
+import com.microsoft.graph.tasks.LargeFileUploadTask
+import mu.KotlinLogging
+import okhttp3.Request
+import org.telegram.abilitybots.api.bot.BaseAbilityBot
+import org.telegram.telegrambots.meta.api.methods.GetFile
+import org.telegram.telegrambots.meta.api.objects.Document
+import java.util.*
+import java.util.concurrent.*
+import kotlin.math.log
+
+object OneDriveTransferCenter {
+
+    private val queue = PriorityBlockingQueue(100,
+        compareBy<OneDriveTransferTask> { it.document.fileSize }.thenBy { it.createdAt.time })
+
+    fun submitUploadTask(task: OneDriveTransferTask) {
+        queue.put(task)
+    }
+
+}
+
+object DefaultOneDriveTransferCallback : OneDriveTransferCallback {
+    override fun onProgress(progress: OneDriveTransferWorkerProgress) {
+        TODO("Not yet implemented")
+    }
+
+    override fun onTransferFailure(task: OneDriveTransferTask, progress: OneDriveTransferWorkerProgress) {
+        task.bot.silent().send("""
+            OneDrive 中转任务执行失败
+            文件名：${task.document.fileName}
+        """.trimIndent(), task.tgUserId)
+    }
+
+    override fun onTransferSuccess(task: OneDriveTransferTask, progress: OneDriveTransferWorkerProgress) {
+        task.bot.silent().send("""
+            OneDrive 中转任务执行成功
+            文件名：${task.document.fileName}
+        """.trimIndent(), task.tgUserId)
+    }
+
+}
+
+interface OneDriveTransferCallback {
+    fun onProgress(progress: OneDriveTransferWorkerProgress)
+    fun onTransferFailure(task: OneDriveTransferTask, progress: OneDriveTransferWorkerProgress)
+    fun onTransferSuccess(task: OneDriveTransferTask, progress: OneDriveTransferWorkerProgress)
+}
+
+class OneDriveTransferTaskExecutor(
+    threadNum: Int,
+    val callback: OneDriveTransferCallback,
+    val taskQueue: PriorityBlockingQueue<OneDriveTransferTask>
+) : ThreadPoolExecutor(threadNum, threadNum, 0, TimeUnit.SECONDS, ArrayBlockingQueue(50)) {
+
+    private val logger = KotlinLogging.logger {  }
+
+    val threadStatusMap = ConcurrentHashMap<Int, OneDriveTransferWorkerProgress>()
+
+    init {
+        for (i in 0 until threadNum) {
+            submit(createWorker(i))
+        }
+    }
+
+    private fun createWorker(id: Int): Runnable = Runnable {
+        while (Thread.interrupted()) {
+            val task = taskQueue.take()
+            val progress = OneDriveTransferWorkerProgress(task)
+            threadStatusMap[id] = progress
+            try {
+                doTransferFile(task, progress)
+                callback.onTransferSuccess(task, progress)
+            } catch (e: Exception) {
+                logger.warn(e) { "OneDrive 中转任务执行失败: ${e.message}" }
+                callback.onTransferFailure(task, progress.apply {
+                    this.exception = e
+                })
+            } finally {
+                threadStatusMap.remove(id)
+            }
+        }
+    }
+
+    private fun doTransferFile(task: OneDriveTransferTask, progress: OneDriveTransferWorkerProgress) {
+        val file = task.bot.execute(
+            GetFile.builder()
+                .fileId(task.document.fileId)
+                .build()
+        )
+
+        val graphClient = task.service.createGraphClient(task.tgUserId) ?: throw IllegalStateException("未登录 OneDrive.")
+        val drive = graphClient.drives(task.onedriveId).buildRequest().get() ?: throw IllegalStateException("无法获取 OneDrive 驱动器.")
+        if (file.fileSize > drive.quota!!.remaining!!) {
+            throw IllegalStateException("OneDrive 剩余空间不足.")
+        }
+
+        // TODO: 需要完善一下文件夹位置，文件名冲突处理的问题.
+        graphClient.drives(task.onedriveId).root().itemWithPath(task.storagePath).buildRequest().get()
+        val filePath = checkAndGetPath(graphClient, task.storagePath, task.document.fileName)
+
+        if (file.fileSize < 4 * 1024 * 1024) {
+            val fileBytes = task.bot.downloadFileAsStream(file).readAllBytes()
+            val driveItem = graphClient.drives(task.onedriveId).root().itemWithPath(filePath).content()
+                .buildRequest()
+                .put(fileBytes)
+            progress.driveItem = driveItem
+            progress.progress.set(1.0)
+        } else {
+            val uploadSession = graphClient.drives(task.onedriveId).root().itemWithPath(filePath)
+                .createUploadSession(DriveItemCreateUploadSessionParameterSet().apply {
+                    this.item = DriveItemUploadableProperties().apply {
+                        this.fileSize = file.fileSize
+                    }
+                })
+                .buildRequest()
+                .post() ?: throw IllegalStateException("无法创建 OneDrive 上传会话.")
+            val progressCallback = IProgressCallback { current, max ->
+                progress.progress.set(current.toDouble() / max.toDouble())
+                try {
+                    callback.onProgress(progress)
+                } catch (e: Exception) {
+                    logger.warn(e) { "OneDrive 中转任务进度回调失败: ${e.message}" }
+                }
+            }
+
+            val fileStream = task.bot.downloadFileAsStream(file)
+
+            val largeFileUploadTask = LargeFileUploadTask(
+                uploadSession,
+                graphClient,
+                fileStream,
+                file.fileSize,
+                DriveItem::class.java
+            )
+            val uploadResult = largeFileUploadTask.upload(4 * 1024 * 1024, null, progressCallback)
+            if (progress.progress.get() == 1.0 && progress.exception != null) {
+                progress.driveItem = uploadResult.responseBody
+            }
+        }
+    }
+
+    private fun checkAndGetPath(graphClient: GraphServiceClient<Request>, storagePath: String, fileName: String): String {
+        val path = if (storagePath.endsWith("/")) {
+            storagePath
+        } else {
+            "$storagePath/"
+        }
+        return "$path$fileName"
+    }
+
+}
+
+data class OneDriveTransferWorkerProgress(
+    val currentTask: OneDriveTransferTask,
+    val progress: AtomicDouble = AtomicDouble(),
+    var driveItem: DriveItem? = null,
+    var exception: Exception? = null
+)
+
+data class OneDriveTransferTask(
+    val tgUserId: Long,
+    val bot: BaseAbilityBot,
+    val service: OneDriveTransferService,
+    val document: Document,
+    val onedriveId: String,
+    val storagePath: String,
+    val extra: MutableMap<String, Any> = mutableMapOf(),
+    val createdAt: Date = Date()
+)

src/main/kotlin/OneDriveTransferExtension.kt

@@ -1,11 +1,12 @@
 package net.lamgc.scext.onedrive_transfer
 
-import com.google.gson.Gson
+import com.fasterxml.jackson.databind.ObjectMapper
-import com.microsoft.aad.msal4j.*
+import com.fasterxml.jackson.module.kotlin.registerKotlinModule
 import mu.KotlinLogging
 import org.jetbrains.exposed.sql.Database
 import org.telegram.abilitybots.api.bot.BaseAbilityBot
 import org.telegram.abilitybots.api.objects.Ability
+import org.telegram.abilitybots.api.objects.Ability.AbilityBuilder
 import org.telegram.abilitybots.api.objects.Locality
 import org.telegram.abilitybots.api.objects.Privacy
 import org.telegram.abilitybots.api.objects.Reply
@@ -18,37 +19,33 @@ class OneDriveTransferExtension(val bot: BaseAbilityBot, val dataFolder: File) :
     private val logger = KotlinLogging.logger {  }
 
     private val config: ExtensionConfig
-    private val authClient: ConfidentialClientApplication
-    private val accountManager: MicrosoftAccountManager
     private val onedriveService: OneDriveTransferService
 
     init {
-        val configFile = File(dataFolder, "config.json")
+        config = loadConfiguration()
+        val db = Database.connect("jdbc:sqlite:${File(dataFolder, "./data.db").canonicalPath}", "org.sqlite.JDBC")
+        onedriveService = OneDriveTransferService(bot, config, db)
+    }
+
+    fun loadConfiguration(): ExtensionConfig {
+        val configFile = File(this.dataFolder, "config.json")
+        val objectMapper = ObjectMapper().registerKotlinModule()
         if (!configFile.exists()) {
             configFile.createNewFile()
-            configFile.writeText("{}")
+            objectMapper.writeValue(configFile, ExtensionConfig())
+            return ExtensionConfig()
         }
-        config = Gson().fromJson(configFile.reader(), ExtensionConfig::class.java)
+        return objectMapper.readValue(configFile, ExtensionConfig::class.java)
-        val db = Database.connect("jdbc:sqlite:${File(dataFolder, "./data.db").canonicalPath}", "org.sqlite.JDBC")
-        authClient = ConfidentialClientApplication.builder(
-                config.clientId,
-                ClientCredentialFactory.createFromSecret(config.clientSecret),
-            )
-            .authority(MicrosoftAccountManager.AUTHORITY)
-            .setTokenCacheAccessAspect(DatabaseTokenCache(db))
-            .build()
-        accountManager = MicrosoftAccountManager(authClient, db)
-        onedriveService = OneDriveTransferService(config, accountManager, authClient)
     }
 
     fun loginOneDrive(): Ability = Ability
         .builder()
-        .name("odt_login")
+        .named("login")
         .info("登录 OneDrive 账户.")
         .locality(Locality.USER)
         .privacy(Privacy.PUBLIC)
         .action { ctx ->
-            val url = accountManager.createAuthorizationRequest(ctx.user().id)
+            val url = onedriveService.createLoginUrl(ctx.chatId())
             ctx.bot().silent().send("""
                 请使用以下链接进行登录：
                 $url
@@ -59,9 +56,8 @@ class OneDriveTransferExtension(val bot: BaseAbilityBot, val dataFolder: File) :
         }
         .reply(Reply.of(
             {bot, upd ->
-                val token = MicrosoftAccountManager.getTokenFromUrl(URL(upd.message.text.trim()))
                 try {
-                    val account = accountManager.updateAccount(upd.message.chat.id, token)
+                    val account = onedriveService.updateAccount(upd.message.chat.id, URL(upd.message.text.trim()))
                     bot.silent().send("""
                         登录成功！
                         Microsoft 账号：${account.userName}
@@ -77,9 +73,10 @@ class OneDriveTransferExtension(val bot: BaseAbilityBot, val dataFolder: File) :
                     return@of false
                 }
                 try {
-                    URL(upd.message.text)
+                    URL(upd.message.text.trim())
                     return@of true
                 } catch (e: Exception) {
+                    bot.silent().send("链接格式错误，请重新发送。", upd.message.chatId)
                     return@of false
                 }
             }
@@ -87,14 +84,45 @@ class OneDriveTransferExtension(val bot: BaseAbilityBot, val dataFolder: File) :
         .build()
 
     fun status(): Ability = Ability.builder()
-        .name("")
+        .named("my")
+        .info("查看当前 OneDrive 设定信息.")
+        .locality(Locality.USER)
+        .privacy(Privacy.PUBLIC)
+        .action {
+            val account = onedriveService.accountManager.getAccountByTgUserId(it.chatId())
+            if (account == null) {
+                it.bot().silent().send("当前账户未登录 OneDrive.", it.chatId())
+                return@action
+            }
+            it.bot().silent().send("""
+                当前账户已登录 OneDrive.
+                Microsoft 账号：${account.userName}
+            """.trimIndent(), it.chatId())
+        }
         .build()
 
-    private fun setCommandName(name: String): String {
+    fun selectDrive(): Ability = Ability.builder()
-        if (config.useCommandPrefix) {
+        .named("select_drive")
-            return "odt_$name"
+        .info("选择 OneDrive 驱动器.")
+        .locality(Locality.USER)
+        .privacy(Privacy.PUBLIC)
+        .action {
+            val currentDrive = onedriveService.getCurrentDrive(it.chatId())
+            val drives = onedriveService.listDriversByUserId(it.chatId())
+            if (drives.isEmpty()) {
+                it.bot().silent().send("当前账户没有 OneDrive 驱动器.", it.chatId())
+                return@action
+            }
+
+        }
+        .build()
+
+    private fun AbilityBuilder.named(name: String): AbilityBuilder {
+        return if (config.useCommandPrefix) {
+            name("odt_$name")
+        } else {
+            name(name)
         }
-        return name
     }
 
 }

src/main/kotlin/OneDriveTransferSettingManager.kt

@@ -9,16 +9,16 @@ import java.net.URL
 import java.net.URI
 import java.util.concurrent.ExecutionException
 
-class MicrosoftAccountManager(private val authClient: ConfidentialClientApplication, private val db: Database) {
+class OneDriveTransferSettingManager(private val authClient: ConfidentialClientApplication, private val db: Database) {
 
 
     init {
         TransactionManager.manager.defaultIsolationLevel = Connection.TRANSACTION_SERIALIZABLE
     }
 
-    fun getMicrosoftByTelegramUser(userId: Long): MicrosoftAccount? {
+    fun getTransferSetting(userId: Long): OneDriveTransferSetting? {
         return transaction(db) {
-            return@transaction MicrosoftAccount.find { MicrosoftAccounts.telegramUserId eq userId }.firstOrNull()
+            return@transaction OneDriveTransferSetting.find { OneDriveTransferSettings.telegramUserId eq userId }.firstOrNull()
         }
     }
 
@@ -27,45 +27,41 @@ class MicrosoftAccountManager(private val authClient: ConfidentialClientApplicat
             .builder("http://localhost:45678/", OAUTH2_SCOPE)
             .responseMode(ResponseMode.QUERY)
             .prompt(Prompt.SELECT_ACCOUNT)
+            .state(userId.toString())
             .build()
         return authClient.getAuthorizationRequestUrl(parameters)
     }
 
-    fun updateAccount(userId: Long, token: String): MicrosoftAccount {
+    fun updateAccount(userId: Long, redirectUrl: URL, checkUserId: Boolean = true): OneDriveTransferSetting {
+        val queries = redirectUrl.getQueryMap()
+        if (checkUserId && userId != queries["state"]?.toLong()) {
+            throw IllegalArgumentException("State 不等于 userId.")
+        }
         val future = authClient.acquireToken(
             AuthorizationCodeParameters
-                .builder(token, URI.create("http://localhost:45678/"))
+                .builder(queries["code"], URI.create("http://localhost:45678/"))
                 .build()
         )
         val result = future.get()
         return transaction(db) {
-            val account = MicrosoftAccount.find { MicrosoftAccounts.telegramUserId eq userId }.firstOrNull()
+            val account = OneDriveTransferSetting.find { OneDriveTransferSettings.telegramUserId eq userId }.firstOrNull()
             account?.apply {
                 accountId = result.account().homeAccountId()
                 userName = result.account().username()
             }
-                ?: MicrosoftAccount.new {
+                ?: OneDriveTransferSetting.new {
                     telegramUserId = userId
                     accountId = result.account().homeAccountId()
                     userName = result.account().username()
+                    driveId = ""
+                    storagePath = "Telegram Files/"
                 }
         }
     }
 
-    fun getAccountByTgUserId(userId: Long): MicrosoftAccount? {
+    fun getAccountByTgUserId(userId: Long): OneDriveTransferSetting? {
         return transaction(db) {
-            MicrosoftAccount.find { MicrosoftAccounts.telegramUserId eq userId }.firstOrNull()
+            OneDriveTransferSetting.find { OneDriveTransferSettings.telegramUserId eq userId }.firstOrNull()
-        }
-    }
-
-    fun getAccessToken(account: MicrosoftAccount): IAuthenticationResult? {
-        val iAccount = authClient.accounts.get().find { it.homeAccountId() == account.accountId }
-        val silentParameters = SilentParameters.builder(OAUTH2_SCOPE, iAccount).build()
-        val future = authClient.acquireTokenSilently(silentParameters)
-        try {
-            return future.get()
-        } catch (e: ExecutionException) {
-            throw e.cause ?: e
         }
     }
 
@@ -77,14 +73,9 @@ class MicrosoftAccountManager(private val authClient: ConfidentialClientApplicat
             "Files.ReadWrite",
             "Files.Read.All",
             "Files.ReadWrite.All",
+            "Sites.Read.All",
             "Sites.ReadWrite.All",
             "offline_access"
         )
-
-        fun getTokenFromUrl(url: URL): String {
-            return url.query.split("&").find { it.startsWith("code=") }?.substring(5) ?: throw IllegalArgumentException(
-                "Invalid URL."
-            )
-        }
     }
 }

src/main/kotlin/Services.kt

@@ -1,13 +1,101 @@
 package net.lamgc.scext.onedrive_transfer
 
+import com.microsoft.aad.msal4j.ClientCredentialFactory
 import com.microsoft.aad.msal4j.ConfidentialClientApplication
+import com.microsoft.aad.msal4j.IAccount
+import com.microsoft.aad.msal4j.SilentParameters
+import com.microsoft.graph.authentication.IAuthenticationProvider
+import com.microsoft.graph.httpcore.HttpClients
+import com.microsoft.graph.models.Drive
+import com.microsoft.graph.requests.GraphServiceClient
+import okhttp3.Request
+import org.jetbrains.exposed.sql.Database
+import org.telegram.abilitybots.api.bot.BaseAbilityBot
+import org.telegram.telegrambots.meta.api.objects.Document
+import java.net.URL
+import java.util.concurrent.CompletableFuture
+
 
 class OneDriveTransferService(
+    private val bot: BaseAbilityBot,
     private val config: ExtensionConfig,
-    private val accountManager: MicrosoftAccountManager,
+    private val db: Database
-    private val authClient: ConfidentialClientApplication
 ) {
+    val accountManager: OneDriveTransferSettingManager
+    val authClient: ConfidentialClientApplication = ConfidentialClientApplication.builder(
+        config.clientId,
+        ClientCredentialFactory.createFromSecret(config.clientSecret),
+    )
+        .authority(OneDriveTransferSettingManager.AUTHORITY)
+        .setTokenCacheAccessAspect(DatabaseTokenCache(db))
+        .build()
 
+    init {
+        accountManager = OneDriveTransferSettingManager(authClient, db)
+    }
 
+    fun createGraphClient(userId: Long): GraphServiceClient<Request>? {
+        val cache = THREAD_CURRENT_GRAPH_CLIENT.get()
+        if (cache?.tgUserId == userId) {
+            return cache.client
+        }
+        val serviceClient = accountManager.getTransferSetting(userId)?.let {
+            authClient.accounts.get().firstOrNull { account ->
+                account.homeAccountId() == it.accountId
+            }
+        }?.let {
+            GraphServiceClient.builder()
+                .httpClient(HttpClients.createDefault(MsalAuthorizationProvider(authClient, it)))
+                .buildClient()
+        }
+        if (serviceClient == null) {
+            return null
+        }
+        THREAD_CURRENT_GRAPH_CLIENT.set(ClientCache(userId, serviceClient))
+        return serviceClient
+    }
+
+    fun createLoginUrl(userId: Long) =
+        accountManager.createAuthorizationRequest(userId)
+
+    fun updateAccount(userId: Long, redirectUrl: URL) =
+        accountManager.updateAccount(userId, redirectUrl)
+
+    fun listDriversByUserId(userId: Long, page: Int = 1, size: Int = 10): List<Drive> {
+        return createGraphClient(userId)!!.drives()
+            .buildRequest()
+            .skip(page * size)
+            .get()?.currentPage ?: emptyList()
+    }
+
+    fun getCurrentDrive(userId: Long): Drive {
+        val transferSetting =
+            accountManager.getTransferSetting(userId) ?: throw IllegalStateException("未登录 OneDrive.")
+        val graphClient = createGraphClient(userId) ?: throw IllegalStateException("未登录 OneDrive.")
+        return graphClient.drives(transferSetting.driveId)
+            .buildRequest()
+            .get() ?: throw IllegalStateException("无法获取当前 OneDrive 驱动器.")
+    }
+
+    fun submitUploadDocumentTask(userId: Long, document: Document) {
+
+    }
+
+    companion object {
+        private val THREAD_CURRENT_GRAPH_CLIENT = ThreadLocal<ClientCache>()
+    }
+}
+
+private data class ClientCache(
+    val tgUserId: Long,
+    val client: GraphServiceClient<Request>,
+)
+
+class MsalAuthorizationProvider(private val authClientApplication: ConfidentialClientApplication, private val iAccount: IAccount) : IAuthenticationProvider {
+    override fun getAuthorizationTokenAsync(requestUrl: URL): CompletableFuture<String> {
+        return authClientApplication.acquireTokenSilently(
+            SilentParameters.builder(OneDriveTransferSettingManager.OAUTH2_SCOPE, iAccount).build()
+        ).thenApply { it.accessToken() }
+    }
 
 }

src/main/kotlin/Utils.kt

@@ -0,0 +1,13 @@
+package net.lamgc.scext.onedrive_transfer
+
+import java.net.URL
+import java.net.URLDecoder
+
+fun URL.getQueryMap(): Map<String, String> {
+    val queryMap = mutableMapOf<String, String>()
+    query.split("&").forEach {
+        val pair = it.split("=")
+        queryMap[pair[0]] = URLDecoder.decode(pair[1], "UTF-8")
+    }
+    return queryMap
+}