Support recall events, close #88

mirai-core-qqandroid/src/commonMain/kotlin/net/mamoe/mirai/qqandroid/QQAndroidBot.kt

@@ -19,6 +19,8 @@ import net.mamoe.mirai.data.AddFriendResult
 import net.mamoe.mirai.data.FriendInfo
 import net.mamoe.mirai.data.GroupInfo
 import net.mamoe.mirai.data.MemberInfo
+import net.mamoe.mirai.event.broadcast
+import net.mamoe.mirai.event.events.MessageRecallEvent
 import net.mamoe.mirai.message.data.*
 import net.mamoe.mirai.qqandroid.message.CustomFaceFromServer
 import net.mamoe.mirai.qqandroid.message.NotOnlineImageFromServer
@@ -140,6 +142,14 @@ internal abstract class QQAndroidBotBase constructor(
                         source.time
                     ).sendAndExpect()
                 } else {
+                    MessageRecallEvent.GroupRecall(
+                        bot,
+                        source.qqId,
+                        source.id,
+                        source.time.toInt(),
+                        null,
+                        getGroup(source.groupId)
+                    ).broadcast()
                     PbMessageSvc.PbMsgWithDraw.Group(
                         bot.client,
                         source.groupId,

mirai-core-qqandroid/src/commonMain/kotlin/net/mamoe/mirai/qqandroid/network/protocol/packet/chat/receive/MessageSvc.kt

@@ -16,7 +16,7 @@ import kotlinx.coroutines.ExperimentalCoroutinesApi
 import net.mamoe.mirai.contact.Group
 import net.mamoe.mirai.contact.MemberPermission
 import net.mamoe.mirai.data.MemberInfo
-import net.mamoe.mirai.data.MultiPacket
+import net.mamoe.mirai.data.MultiPacketByIterable
 import net.mamoe.mirai.data.Packet
 import net.mamoe.mirai.event.events.BotJoinGroupEvent
 import net.mamoe.mirai.event.events.BotOfflineEvent
@@ -107,19 +107,17 @@ internal class MessageSvc {
 
         @UseExperimental(MiraiInternalAPI::class)
         open class GetMsgSuccess(delegate: List<Packet>) : Response(MsgSvc.SyncFlag.STOP, delegate) {
-            override fun toString(): String {
-                return "MessageSvc.PbGetMsg.GetMsgSuccess(messages=List(size=${this.size}))"
-            }
+            override fun toString(): String = "MessageSvc.PbGetMsg.GetMsgSuccess(messages=<Iterable>))"
         }
 
         /**
          * 不要直接 expect 这个 class. 它可能还没同步完成
          */
         @MiraiInternalAPI
-        open class Response(internal val syncFlagFromServer: MsgSvc.SyncFlag, delegate: List<Packet>) : MultiPacket<Packet>(delegate) {
-            override fun toString(): String {
-                return "MessageSvc.PbGetMsg.Response($syncFlagFromServer=$syncFlagFromServer, messages=List(size=${this.size}))"
-            }
+        open class Response(internal val syncFlagFromServer: MsgSvc.SyncFlag, delegate: List<Packet>) :
+            MultiPacketByIterable<Packet>(delegate) {
+            override fun toString(): String =
+                "MessageSvc.PbGetMsg.Response($syncFlagFromServer=$syncFlagFromServer, messages=<Iterable>))"
         }
 
         object EmptyResponse : GetMsgSuccess(emptyList())