fix: 通过回测解决 Rich Header 抽风无法加载时出现没有发送者信息的消息

src/client/TelegramChat.ts

@@ -31,6 +31,11 @@ export default class TelegramChat {
     return await this.client.sendMessage(this.entity, params);
   }
 
+  public async getMessage(params: Parameters<typeof this.client.getMessages>[1]) {
+    const messages = await this.client.getMessages(this.entity, params);
+    return messages[0];
+  }
+
   public async sendSelfDestructingPhoto(params: SendMessageParams, photo: CustomFile, ttlSeconds: number) {
     // @ts-ignore 定义不好好写的？你家 `FileLike` 明明可以是 `TypeInputMedia`
     params.file = new Api.InputMediaUploadedPhoto({

src/models/ForwardPairs.ts

@@ -18,7 +18,7 @@ export default class ForwardPairs {
   }
 
   // 在 forwardController 创建时初始化
-  private async init(oicq: OicqClient, tgBot: Telegram) {
+  private async init(oicq: OicqClient, tgBot: Telegram, tgUser: Telegram) {
     const dbValues = await db.forwardPair.findMany({
       where: { instanceId: this.instanceId },
     });
@@ -26,8 +26,9 @@ export default class ForwardPairs {
       try {
         const qq = oicq.getChat(Number(i.qqRoomId));
         const tg = await tgBot.getChat(Number(i.tgChatId));
-        if (qq && tg) {
-          this.pairs.push(new Pair(qq, tg, i.id, i.flags));
+        const tgUserChat = await tgUser.getChat(Number(i.tgChatId));
+        if (qq && tg && tgUserChat) {
+          this.pairs.push(new Pair(qq, tg, tgUserChat, i.id, i.flags));
         }
       }
       catch (e) {
@@ -36,13 +37,13 @@ export default class ForwardPairs {
     }
   }
 
-  public static async load(instanceId: number, oicq: OicqClient, tgBot: Telegram) {
+  public static async load(instanceId: number, oicq: OicqClient, tgBot: Telegram, tgUser: Telegram) {
     const instance = new this(instanceId);
-    await instance.init(oicq, tgBot);
+    await instance.init(oicq, tgBot, tgUser);
     return instance;
   }
 
-  public async add(qq: Friend | Group, tg: TelegramChat) {
+  public async add(qq: Friend | Group, tg: TelegramChat, tgUser: TelegramChat) {
     const dbEntry = await db.forwardPair.create({
       data: {
         qqRoomId: qq instanceof Friend ? qq.user_id : -qq.group_id,
@@ -50,7 +51,7 @@ export default class ForwardPairs {
         instanceId: this.instanceId,
       },
     });
-    this.pairs.push(new Pair(qq, tg, dbEntry.id, dbEntry.flags));
+    this.pairs.push(new Pair(qq, tg, tgUser, dbEntry.id, dbEntry.flags));
     return dbEntry;
   }
 

src/models/Instance.ts

@@ -145,7 +145,7 @@ export default class Instance {
         this.log.info('OICQ 登录完成');
       }
       this.statusReportController = new StatusReportController(this, this.tgBot, this.tgUser, this.oicq);
-      this.forwardPairs = await ForwardPairs.load(this.id, this.oicq, this.tgBot);
+      this.forwardPairs = await ForwardPairs.load(this.id, this.oicq, this.tgBot, this.tgUser);
       this.setupCommands()
         .then(() => this.log.info('命令设置成功'))
         .catch(e => this.log.error('命令设置错误', e));

src/models/Pair.ts

@@ -16,6 +16,7 @@ export class Pair {
   constructor(
     public readonly qq: Friend | Group,
     private _tg: TelegramChat,
+    public readonly tgUser: TelegramChat,
     public dbId: number,
     private _flags: number,
   ) {

src/services/ConfigService.ts

@@ -200,7 +200,7 @@ export default class ConfigService {
       // 关联写入数据库
       const chatForBot = await this.tgBot.getChat(chat.id);
       status && await status.edit({ text: '正在写数据库…' });
-      const dbPair = await this.instance.forwardPairs.add(room, chatForBot);
+      const dbPair = await this.instance.forwardPairs.add(room, chatForBot, chat);
       isFinish = true;
 
       // 更新头像
@@ -253,7 +253,8 @@ export default class ConfigService {
       try {
         const qGroup = this.oicq.getChat(qqRoomId) as Group;
         const tgChat = await this.tgBot.getChat(tgChatId);
-        await this.instance.forwardPairs.add(qGroup, tgChat);
+        const tgUserChat = await this.tgUser.getChat(tgChatId);
+        await this.instance.forwardPairs.add(qGroup, tgChat, tgUserChat);
         await tgChat.sendMessage(`QQ群：${qGroup.name} (<code>${qGroup.group_id}</code>)已与 ` +
           `Telegram 群 ${(tgChat.entity as Api.Channel).title} (<code>${tgChatId}</code>)关联`);
         if (!(tgChat.entity instanceof Api.Channel)) {

src/services/ForwardService.ts

@@ -415,6 +415,7 @@ export default class ForwardService {
       }
       catch (e) {
         if (richHeaderUsed) {
+          richHeaderUsed = false;
           this.log.warn('Rich Header 发送错误', messageToSend.file, e);
           delete messageToSend.file;
           delete messageToSend.linkPreview;
@@ -425,6 +426,23 @@ export default class ForwardService {
         else throw e;
       }
 
+      if (richHeaderUsed) {
+        // 测试 Web Preview 内容是否被正确获取
+        setTimeout(async () => {
+          // Telegram Bot 账号无法获取 Web 预览内容，只能用 User 账号获取
+          const userMessage = await pair.tgUser.getMessage({
+            ids: tgMessage.id,
+          });
+          if (['WebPage', 'WebPageNotModified'].includes((userMessage.media as Api.MessageMediaWebPage)?.webpage?.className))
+            return;
+          // 没有正常获取的话，就加上原先的头部
+          this.log.warn('Rich Header 回测错误', messageToSend.file);
+          await tgMessage.edit({
+            text: messageHeader + (message && messageHeader ? '\n' : '') + message,
+          });
+        }, 3000);
+      }
+
       if (this.instance.workMode === 'personal' && event.message_type === 'group' && event.atall) {
         await tgMessage.pin({ notify: false });
       }