Function handleAgentEvent

ui/src/composables/useChat.ts:271–495

(type: string, ev: any, messageId?: string)

  };

  const handleAgentEvent = (type: string, ev: any, messageId?: string) => {
    // 获取当前活跃消息 ID (如果没有提供)
    const currentMessageId = messageId || chatStore.activeMessageId || "";

    // 1. 思维事件 → thinkingStore
    if (type === "think_chunk_start") {
      thinkingStore.startThinking(currentMessageId);
      chatStore.setActiveMessage(currentMessageId);
      return;
    }
    if (type === "think_chunk") {
      thinkingStore.handleThinkChunk(ev.delta || ev.content || "");
      return;
    }
    if (type === "think_chunk_end") {
      thinkingStore.endThinking();
      return;
    }

    // 2. 工具事件 → toolsStore + thinkingStore
    if (type === "tool:start" || type === "tool_call_start" || (type.startsWith("tool") && type.includes("start"))) {
      const call = ev.Call || ev.call || {};
      const toolCall = {
        id: call.id || call.ID || call.tool_call_id || generateId("tool"),
        name: call.name || "unknown",
        state: "executing" as const,
        progress: 0,
        arguments: call.arguments || {},
        cancelable: call.cancelable ?? false,
        pausable: call.pausable ?? false,
      };

      toolsStore.handleToolStart(toolCall);

      // 同时添加到思维步骤
      thinkingStore.addStep(currentMessageId, {
        type: "tool_call",
        tool: {
          name: toolCall.name,
          args: toolCall.arguments,
        },
        timestamp: Date.now(),
      });
      return;
    }

    if (type === "tool:progress" || type === "tool_call_progress" || (type.startsWith("tool") && type.includes("progress"))) {
      const call = ev.Call || ev.call || {};
      const id = call.id || call.ID || call.tool_call_id;
      if (id) {
        toolsStore.handleToolProgress(id, ev.progress ?? call.progress ?? 0, ev.message || "");
      }
      return;
    }

    if (type === "tool:end" || type === "tool_call_end" || (type.startsWith("tool") && type.includes("end"))) {
      const call = ev.Call || ev.call || {};
      const id = call.id || call.ID || call.tool_call_id;