Method execute

ai/ai.ts:4714–4804

(
    msg: Api.Message,
    args: string[],
    _prefixes: string[],
  )

  async execute(
    msg: Api.Message,
    args: string[],
    _prefixes: string[],
  ): Promise<void> {
    const prefixes = getPrefixes();
    const configManager = await this.getConfigManager();
    const config = configManager.getConfig();
    const replyMsg = await safeGetReplyMessage(msg);
    const replyToId = replyMsg?.id;

    const subCommand = args[1]?.toLowerCase();
    if (subCommand === "preview") {
      const state = args[2]?.toLowerCase();
      if (!state) {
        await this.editMessage(
          msg,
          `🖼️ <b>图片预览状态:</b>\n\n📄 当前状态: ${config.imagePreview ? "开启" : "关闭"}`,
        );
        return;
      }
      requireUser(state === "on" || state === "off", "参数必须是 on 或 off");
      await configManager.updateConfig((cfg) => {
        cfg.imagePreview = state === "on";
      });
      await this.editMessage(
        msg,
        `✅ 图片预览已${state === "on" ? "开启" : "关闭"}`,
      );
      return;
    }

    const promptInput = args.slice(1).join(" ").trim();
    const replyText = getMessageText(replyMsg).trim();
    const replyImageParts = await getMessageImageParts(replyMsg);
    const messageImageParts = await getMessageImageParts(msg);
    const imageParts = [...replyImageParts, ...messageImageParts];

    const hasPrompt = !!promptInput || !!replyText;
    requireUser(hasPrompt, "至少需要一条文字提示");

    if (
      !config.currentImageTag ||
      !config.currentImageModel ||
      !config.configs[config.currentImageTag]
    ) {
      throw new UserError(
        `请先配置 API 并设置模型\n使用 ${prefixes[0]}ai config add <tag> <url> <key> [type] 和 ${prefixes[0]}ai model image <tag> <model-path>`,
      );
    }

    const token = this.aiService.createAbortToken();
    await sendProcessing(msg, "image");

    try {
      let prompt = "";
      if (promptInput && replyText && replyImageParts.length === 0) {
        prompt = `${replyText}\n\n${promptInput}`;
      } else if (promptInput && replyImageParts.length > 0) {