Function handleRegenerateReport

web/src/pages/Report.tsx:168–270

()

  // Function to handle report regeneration
  const handleRegenerateReport = async () => {
    try {
      setIsLoading(true);
      setError(null);
      setReport("");
      setStatusMessage("准备重新生成报告...");

      const url = selectedPreset
        ? `/api/report?preset=${encodeURIComponent(
            selectedPreset
          )}&force_regen=true`
        : "/api/report?force_regen=true";

      // Check if the browser supports EventSource
      if (typeof EventSource !== "undefined") {
        setIsStreaming(true);

        const eventSource = new EventSource(url + "&stream=true", {
          withCredentials: true,
        });

        // Handle different event types
        eventSource.addEventListener("chunk", (event) => {
          try {
            const data = JSON.parse(event.data);
            setReport((prev) => (prev || "") + data.content);
          } catch (err) {
            console.log(err);
            // If it's not valid JSON, treat it as plain text
            setReport((prev) => (prev || "") + event.data);
          }
        });

        eventSource.addEventListener("status", (event) => {
          try {
            const data = JSON.parse(event.data);
            setStatusMessage(data.message);
          } catch (err) {
            console.error("Error parsing status message:", err);
          }
        });

        eventSource.addEventListener("complete", (event) => {
          try {
            const data = JSON.parse(event.data);
            if (data.message) {
              setReport(data.message);
            }
            setStatusMessage("报告重新生成完成");
            setTimeout(() => setStatusMessage(null), 3000);
          } catch (err) {
            console.error("Error parsing complete message:", err);
          } finally {
            eventSource.close();
            setIsStreaming(false);
            setIsLoading(false);
          }
        });