Fix MessageSource.id from offline quotations

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

@@ -255,6 +255,10 @@ internal class OfflineMessageSourceImplBySourceMsg( // from others' quotation
     override val bot: Bot,
     groupIdOrZero: Long
 ) : OfflineMessageSource(), MessageSourceImpl {
+    init {
+        println(delegate._miraiContentToString())
+    }
+
     override val kind: Kind get() = if (delegate.srcMsg == null) Kind.GROUP else Kind.FRIEND
 
     private val isRecalled: AtomicBoolean = atomic(false)
@@ -276,7 +280,7 @@ internal class OfflineMessageSourceImplBySourceMsg( // from others' quotation
 
     override val id: Int
         get() = delegate.pbReserve.loadAs(SourceMsg.ResvAttr.serializer()).origUids?.toInt()
-            ?: error("在读取 OfflineMessageSourceImplBySourceMsg.id 时找不到 origUids, delegate=${delegate._miraiContentToString()}")
+            ?: 0
 
     // override val sourceMessage: MessageChain get() = delegate.toMessageChain()
     override val fromId: Long get() = delegate.senderUin

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

@@ -23,6 +23,7 @@ import net.mamoe.mirai.contact.Member
 import net.mamoe.mirai.contact.MemberPermission
 import net.mamoe.mirai.contact.QQ
 import net.mamoe.mirai.data.MemberInfo
+import net.mamoe.mirai.event.Event
 import net.mamoe.mirai.event.events.BotJoinGroupEvent
 import net.mamoe.mirai.event.events.BotOfflineEvent
 import net.mamoe.mirai.event.events.MemberJoinEvent
@@ -116,7 +117,8 @@ internal class MessageSvc {
         }
 
         @OptIn(MiraiInternalAPI::class)
-        open class GetMsgSuccess(delegate: List<Packet>) : Response(MsgSvc.SyncFlag.STOP, delegate) {
+        open class GetMsgSuccess(delegate: List<Packet>) : Response(MsgSvc.SyncFlag.STOP, delegate), Event,
+            Packet.NoLog {
             override fun toString(): String = "MessageSvc.PbGetMsg.GetMsgSuccess(messages=<Iterable>))"
         }
 

mirai-core/src/commonMain/kotlin/net.mamoe.mirai/message/data/MessageSource.kt

@@ -56,6 +56,8 @@ sealed class MessageSource : Message, MessageMetadata, ConstrainSingle<OnlineMes
 
     /**
      * 消息 id.
+     * 当 [OnlineMessageSource] 时为随机数.
+     * 当 [OfflineMessageSource] 时可能为 0, 取决于服务器是否提供这个值.
      */
     abstract val id: Int // random
 
@@ -235,7 +237,7 @@ inline fun MessageSource.isAboutGroup(): Boolean {
 }
 
 inline fun MessageSource.isAboutTemp(): Boolean {
-    return when(this) {
+    return when (this) {
         is OnlineMessageSource -> subject is Member
         is OfflineMessageSource -> kind == OfflineMessageSource.Kind.TEMP
     }
@@ -302,6 +304,12 @@ abstract class OfflineMessageSource : MessageSource() {
      */
     abstract val kind: Kind
 
+    /**
+     * 消息 id.
+     * 服务器不一定提供 id. 因此此值可能为 0
+     */
+    abstract override val id: Int
+
     // final override fun toString(): String = "OfflineMessageSource(sender=$senderId, target=$targetId)"
 }