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- /*
- * Copyright 2020 Mamoe Technologies and contributors.
- *
- * 此源代码的使用受 GNU AFFERO GENERAL PUBLIC LICENSE version 3 许可证的约束, 可以在以下链接找到该许可证.
- * Use of this source code is governed by the GNU AGPLv3 license that can be found through the following link.
- *
- * https://github.com/mamoe/mirai/blob/master/LICENSE
- */
- @file:Suppress(
- "EXPERIMENTAL_API_USAGE", "unused", "FunctionName", "NOTHING_TO_INLINE", "UnusedImport",
- "EXPERIMENTAL_OVERRIDE"
- )
- package net.mamoe.mirai
- import kotlinx.coroutines.*
- import net.mamoe.mirai.contact.*
- import net.mamoe.mirai.event.events.BotInvitedJoinGroupRequestEvent
- import net.mamoe.mirai.event.events.MemberJoinRequestEvent
- import net.mamoe.mirai.event.events.NewFriendRequestEvent
- import net.mamoe.mirai.message.MessageReceipt
- import net.mamoe.mirai.message.data.*
- import net.mamoe.mirai.network.LoginFailedException
- import net.mamoe.mirai.utils.*
- import kotlin.coroutines.CoroutineContext
- import kotlin.coroutines.EmptyCoroutineContext
- import kotlin.jvm.JvmField
- import kotlin.jvm.JvmStatic
- import kotlin.jvm.JvmSynthetic
- /**
- * 登录, 返回 [this]
- */
- @JvmSynthetic
- suspend inline fun <B : Bot> B.alsoLogin(): B = also { login() }
- /**
- * 机器人对象. 一个机器人实例登录一个 QQ 账号.
- * Mirai 为多账号设计, 可同时维护多个机器人.
- *
- * 有关 [Bot] 生命管理, 请查看 [BotConfiguration.inheritCoroutineContext]
- *
- * @see Contact 联系人
- * @see isActive 判断 [Bot] 是否正常运行中. (协程正常运行) (但不能判断是否在线, 需使用 [isOnline])
- *
- * @see BotFactory 构造 [Bot] 的工厂, [Bot] 唯一的构造方式.
- */
- @Suppress("INAPPLICABLE_JVM_NAME", "EXPOSED_SUPER_CLASS")
- abstract class Bot internal constructor(
- val configuration: BotConfiguration
- ) : CoroutineScope, LowLevelBotAPIAccessor, BotJavaFriendlyAPI, ContactOrBot {
- final override val coroutineContext: CoroutineContext = // for id
- configuration.parentCoroutineContext
- .plus(SupervisorJob(configuration.parentCoroutineContext[Job]))
- .plus(configuration.parentCoroutineContext[CoroutineExceptionHandler]
- ?: CoroutineExceptionHandler { _, e ->
- logger.error("An exception was thrown under a coroutine of Bot", e)
- }
- )
- .plus(CoroutineName("Mirai Bot"))
- companion object {
- @JvmField
- @Suppress("ObjectPropertyName")
- internal val _instances: LockFreeLinkedList<WeakRef<Bot>> = LockFreeLinkedList()
- @PlannedRemoval("1.2.0")
- @Deprecated("for binary compatibility", level = DeprecationLevel.HIDDEN)
- @JvmStatic
- val instances: List<WeakRef<Bot>>
- get() = _instances.toList()
- /**
- * 复制一份此时的 [Bot] 实例列表.
- */
- @JvmStatic
- val botInstances: List<Bot>
- get() = _instances.asSequence().mapNotNull { it.get() }.toList()
- /**
- * 复制一份此时的 [Bot] 实例列表.
- */
- @SinceMirai("1.1.0")
- @JvmStatic
- val botInstancesSequence: Sequence<Bot>
- get() = _instances.asSequence().mapNotNull { it.get() }
- /**
- * 遍历每一个 [Bot] 实例
- */
- @JvmSynthetic
- fun forEachInstance(block: (Bot) -> Unit) = _instances.forEach { it.get()?.let(block) }
- /**
- * 获取一个 [Bot] 实例, 无对应实例时抛出 [NoSuchElementException]
- */
- @JvmStatic
- @Throws(NoSuchElementException::class)
- fun getInstance(qq: Long): Bot =
- getInstanceOrNull(qq) ?: throw NoSuchElementException(qq.toString())
- /**
- * 获取一个 [Bot] 实例, 无对应实例时返回 `null`
- */
- @JvmStatic
- fun getInstanceOrNull(qq: Long): Bot? =
- _instances.asSequence().mapNotNull { it.get() }.firstOrNull { it.id == qq }
- }
- init {
- _instances.addLast(this.weakRef())
- supervisorJob.invokeOnCompletion {
- _instances.removeIf { it.get()?.id == this.id }
- }
- }
- /**
- * [Bot] 运行的 [Context].
- *
- * 在 JVM 的默认实现为 `class ContextImpl : Context`
- * 在 Android 实现为 `android.content.Context`
- */
- @MiraiExperimentalAPI
- abstract val context: Context
- /**
- * QQ 号码. 实际类型为 uint
- */
- abstract override val id: Long
- /**
- * 昵称
- */
- abstract val nick: String
- /**
- * 日志记录器
- */
- abstract val logger: MiraiLogger
- /**
- * 判断 Bot 是否在线 (可正常收发消息)
- */
- @SinceMirai("1.0.1")
- abstract val isOnline: Boolean
- // region contacts
- /**
- * [User.id] 与 [Bot.id] 相同的 [_lowLevelNewFriend] 实例
- */
- @MiraiExperimentalAPI
- abstract val selfQQ: Friend
- /**
- * 机器人的好友列表. 与服务器同步更新
- */
- abstract val friends: ContactList<Friend>
- /**
- * 获取一个好友对象.
- * @throws [NoSuchElementException] 当不存在这个好友时抛出
- */
- fun getFriend(id: Long): Friend = friends.firstOrNull { it.id == id } ?: throw NoSuchElementException("friend $id")
- /**
- * 机器人加入的群列表. 与服务器同步更新
- */
- abstract val groups: ContactList<Group>
- /**
- * 获取一个机器人加入的群.
- * @throws NoSuchElementException 当不存在这个群时抛出
- */
- fun getGroup(id: Long): Group = groups.firstOrNull { it.id == id } ?: throw NoSuchElementException("group $id")
- // endregion
- // region network
- /**
- * 登录, 或重新登录.
- * 这个函数总是关闭一切现有网路任务 (但不会关闭其他任务), 然后重新登录并重新缓存好友列表和群列表.
- *
- * 一般情况下不需要重新登录. Mirai 能够自动处理掉线情况.
- *
- * @throws LoginFailedException 正常登录失败时抛出
- * @see alsoLogin `.apply { login() }` 捷径
- */
- @JvmSynthetic
- abstract suspend fun login()
- // endregion
- // region actions
- /**
- * 撤回这条消息. 可撤回自己 2 分钟内发出的消息, 和任意时间的群成员的消息.
- *
- * [Bot] 撤回自己的消息不需要权限.
- * [Bot] 撤回群员的消息需要管理员权限.
- *
- * @param source 消息源. 可从 [MessageReceipt.source] 获得, 或从消息事件中的 [MessageChain] 获得, 或通过 [buildMessageSource] 构建.
- *
- * @throws PermissionDeniedException 当 [Bot] 无权限操作时抛出
- * @throws IllegalStateException 当这条消息已经被撤回时抛出 (仅同步主动操作)
- *
- * @see Bot.recall (扩展函数) 接受参数 [MessageChain]
- * @see MessageSource.recall 撤回消息扩展
- */
- @JvmSynthetic
- abstract suspend fun recall(source: MessageSource)
- /**
- * 获取图片下载链接
- *
- * @see Image.queryUrl [Image] 的扩展函数
- */
- @PlannedRemoval("1.2.0")
- @Deprecated(
- "use extension.",
- replaceWith = ReplaceWith("image.queryUrl()", imports = ["net.mamoe.mirai.message.data.queryUrl"]),
- level = DeprecationLevel.ERROR
- )
- @JvmSynthetic
- abstract suspend fun queryImageUrl(image: Image): String
- /**
- * 构造一个 [OfflineMessageSource]
- *
- * @param id 即 [MessageSource.id]
- * @param internalId 即 [MessageSource.internalId]
- *
- * @param fromUin 为用户时为 [Friend.id], 为群时需使用 [Group.calculateGroupUinByGroupCode] 计算
- * @param targetUin 为用户时为 [Friend.id], 为群时需使用 [Group.calculateGroupUinByGroupCode] 计算
- */
- @MiraiExperimentalAPI("This is very experimental and is subject to change.")
- abstract fun constructMessageSource(
- kind: OfflineMessageSource.Kind,
- fromUin: Long, targetUin: Long,
- id: Int, time: Int, internalId: Int,
- originalMessage: MessageChain
- ): OfflineMessageSource
- /**
- * 通过好友验证
- *
- * @param event 好友验证的事件对象
- */
- @PlannedRemoval("1.2.0")
- @Deprecated("use member function.", replaceWith = ReplaceWith("event.accept()"), level = DeprecationLevel.ERROR)
- @JvmSynthetic
- abstract suspend fun acceptNewFriendRequest(event: NewFriendRequestEvent)
- /**
- * 拒绝好友验证
- *
- * @param event 好友验证的事件对象
- * @param blackList 拒绝后是否拉入黑名单
- */
- @PlannedRemoval("1.2.0")
- @Deprecated(
- "use member function.",
- replaceWith = ReplaceWith("event.reject(blackList)"),
- level = DeprecationLevel.ERROR
- )
- @JvmSynthetic
- abstract suspend fun rejectNewFriendRequest(event: NewFriendRequestEvent, blackList: Boolean = false)
- /**
- * 通过加群验证(需管理员权限)
- *
- * @param event 加群验证的事件对象
- */
- @PlannedRemoval("1.2.0")
- @Deprecated("use member function.", replaceWith = ReplaceWith("event.accept()"), level = DeprecationLevel.ERROR)
- @JvmSynthetic
- abstract suspend fun acceptMemberJoinRequest(event: MemberJoinRequestEvent)
- /**
- * 拒绝加群验证(需管理员权限)
- *
- * @param event 加群验证的事件对象
- * @param blackList 拒绝后是否拉入黑名单
- */
- @PlannedRemoval("1.2.0")
- @Deprecated(
- "use member function.",
- replaceWith = ReplaceWith("event.reject(blackList)"),
- level = DeprecationLevel.HIDDEN
- )
- abstract suspend fun rejectMemberJoinRequest(event: MemberJoinRequestEvent, blackList: Boolean = false)
- @JvmSynthetic
- abstract suspend fun rejectMemberJoinRequest(event: MemberJoinRequestEvent, blackList: Boolean = false, message: String = "")
- /**
- * 忽略加群验证(需管理员权限)
- *
- * @param event 加群验证的事件对象
- * @param blackList 忽略后是否拉入黑名单
- */
- @PlannedRemoval("1.2.0")
- @Deprecated(
- "use member function.",
- replaceWith = ReplaceWith("event.ignore(blackList)"),
- level = DeprecationLevel.ERROR
- )
- @JvmSynthetic
- abstract suspend fun ignoreMemberJoinRequest(event: MemberJoinRequestEvent, blackList: Boolean = false)
- /**
- * 接收邀请入群(需管理员权限)
- *
- * @param event 邀请入群的事件对象
- */
- @PlannedRemoval("1.2.0")
- @Deprecated("use member function.", replaceWith = ReplaceWith("event.accept()"), level = DeprecationLevel.ERROR)
- @JvmSynthetic
- abstract suspend fun acceptInvitedJoinGroupRequest(event: BotInvitedJoinGroupRequestEvent)
- /**
- * 忽略邀请入群(需管理员权限)
- *
- * @param event 邀请入群的事件对象
- */
- @PlannedRemoval("1.2.0")
- @Deprecated("use member function.", replaceWith = ReplaceWith("event.ignore()"), level = DeprecationLevel.ERROR)
- @JvmSynthetic
- abstract suspend fun ignoreInvitedJoinGroupRequest(event: BotInvitedJoinGroupRequestEvent)
- // endregion
- /**
- * 关闭这个 [Bot], 立即取消 [Bot] 的 [SupervisorJob].
- * 之后 [isActive] 将会返回 `false`.
- *
- * **注意:** 不可重新登录. 必须重新实例化一个 [Bot].
- *
- * @param cause 原因. 为 null 时视为正常关闭, 非 null 时视为异常关闭
- *
- * @see closeAndJoin 取消并 [Bot.join], 以确保 [Bot] 相关的活动被完全关闭
- */
- abstract fun close(cause: Throwable? = null)
- final override fun toString(): String = "Bot($id)"
- }
- /**
- * 获取 [Job] 的协程 [Job]. 此 [Job] 为一个 [SupervisorJob]
- */
- @get:JvmSynthetic
- val Bot.supervisorJob: CompletableJob
- get() = this.coroutineContext[Job] as CompletableJob
- /**
- * 挂起协程直到 [Bot] 协程被关闭 ([Bot.close]).
- * 即使 [Bot] 离线, 也会等待直到协程关闭.
- */
- @JvmSynthetic
- suspend inline fun Bot.join() = this.coroutineContext[Job]!!.join()
- /**
- * 撤回这条消息.
- *
- * [Bot] 撤回自己的消息不需要权限, 但需要在发出后 2 分钟内撤回.
- * [Bot] 撤回群员的消息需要管理员权限, 可在任意时间撤回.
- *
- * @throws PermissionDeniedException 当 [Bot] 无权限操作时
- * @see Bot.recall
- */
- @JvmSynthetic
- suspend inline fun Bot.recall(message: MessageChain) =
- this.recall(message.source)
- /**
- * 在一段时间后撤回这个消息源所指代的消息.
- *
- * @param millis 延迟的时间, 单位为毫秒
- * @param coroutineContext 额外的 [CoroutineContext]
- * @see recall
- */
- @JvmSynthetic
- inline fun CoroutineScope.recallIn(
- source: MessageSource,
- millis: Long,
- coroutineContext: CoroutineContext = EmptyCoroutineContext
- ): Job = this.launch(coroutineContext + CoroutineName("MessageRecall")) {
- delay(millis)
- source.recall()
- }
- /**
- * 在一段时间后撤回这条消息.
- *
- * @param millis 延迟的时间, 单位为毫秒
- * @param coroutineContext 额外的 [CoroutineContext]
- * @see recall
- */
- @JvmSynthetic
- inline fun CoroutineScope.recallIn(
- message: MessageChain,
- millis: Long,
- coroutineContext: CoroutineContext = EmptyCoroutineContext
- ): Job = this.launch(coroutineContext + CoroutineName("MessageRecall")) {
- delay(millis)
- message.recall()
- }
- /**
- * 关闭这个 [Bot], 停止一切相关活动. 所有引用都会被释放.
- *
- * 注: 不可重新登录. 必须重新实例化一个 [Bot].
- *
- * @param cause 原因. 为 null 时视为正常关闭, 非 null 时视为异常关闭
- */
- @JvmSynthetic
- suspend inline fun Bot.closeAndJoin(cause: Throwable? = null) {
- close(cause)
- coroutineContext[Job]?.join()
- }
- @JvmSynthetic
- inline fun Bot.containsFriend(id: Long): Boolean = this.friends.contains(id)
- @JvmSynthetic
- inline fun Bot.containsGroup(id: Long): Boolean = this.groups.contains(id)
- @JvmSynthetic
- inline fun Bot.getFriendOrNull(id: Long): Friend? = this.friends.getOrNull(id)
- @JvmSynthetic
- inline fun Bot.getGroupOrNull(id: Long): Group? = this.groups.getOrNull(id)
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