Method traceUser

trace/trace.ts:270–323

(msg: Api.Message, repliedMsg: Api.Message, emojiText: string)

  private async handleMessage(msg: Api.Message) {
    // Ensure we know who "I" am.
    await this.initializeSelf();
    if (!this.db?.data || !msg.senderId || !this.meId) return;

    // If the message is from me, ignore it completely.
    const senderId = msg.senderId.toString();
    const isSelf = senderId === this.meId.toString();
    if (isSelf) {
        return;
    }

    const { users, keywords, config } = this.db.data;

    try {
      // User trace logic for incoming messages
      if (users[senderId]) {
        await this.sendReaction(msg.peerId, msg.id, users[senderId], config.big);
        return;
      }

      // Keyword trace logic for incoming messages
      if (msg.message) {
        for (const keyword in keywords) {
          if (msg.message.includes(keyword)) {
            await this.sendReaction(msg.peerId, msg.id, keywords[keyword], config.big);
            return;
          }
        }
      }
    } catch (error) {
      console.error("[trace] Listener failed to send reaction:", error);
    }
  }

  private async traceUser(msg: Api.Message, repliedMsg: Api.Message, emojiText: string) {
    const userId = repliedMsg.senderId?.toString();
    if (!userId) {
      await this.editAndDelete(msg, "❌ <b>操作失败</b>\n└ 无法获取用户信息");
      return;
    }
    const reactions = await this.parseReactions(msg, emojiText);
    if (reactions.length === 0) {
      await this.editAndDelete(msg, "❌ <b>操作失败</b>\n├ 未找到有效的表情符号\n└ 请检查帮助中的可用列表");
      return;
    }
    this.db.data.users[userId] = reactions;
    await this.db.write();
    await this.sendReaction(repliedMsg.peerId, repliedMsg.id, reactions, this.db.data.config.big);
    const userEntity = await this.formatEntity(userId);
    // Extract actual emojis from the original message for display
    // Get reaction display with entities for custom emojis
    const reactionCount = reactions.length;
    const customCount = reactions.filter(r => typeof r !== 'string').length;
    
    if (customCount > 0) {
        // Build message with custom emoji entities
        const msgBuilder = new this.MessageBuilder();
        msgBuilder.addLine('✅ 追踪成功');