fix: 收敛 commandExecution toolcall 摘要 (#70)

Co-authored-by: Codex <codex@pikas.tech>

src/backend/codex-stdio.ts

@@ -695,9 +695,42 @@ function terminalStatusFromValue(value: unknown): TerminalStatus {
 
 function toolCallPayload(method: string, item: JsonRecord): JsonRecord {
   const redacted = redactJson(item);
-  const summary = boundedTextSummary(JSON.stringify(redacted));
-  if (summary.outputTruncated !== true) return { method, item: redacted, summary, outputBytes: summary.outputBytes, outputTruncated: false };
-  return { method, itemPreview: summary.text, summary, outputBytes: summary.outputBytes, outputTruncated: true };
+  const itemId = typeof redacted.id === "string" ? redacted.id : null;
+  const itemType = typeof redacted.type === "string" ? redacted.type : "unknown";
+  const command = typeof redacted.command === "string" ? redacted.command : null;
+  const cwd = typeof redacted.cwd === "string" ? redacted.cwd : null;
+  const status = typeof redacted.status === "string" ? redacted.status : null;
+  const processId = typeof redacted.processId === "string" || typeof redacted.processId === "number" ? String(redacted.processId) : null;
+  const exitCode = typeof redacted.exitCode === "number" ? redacted.exitCode : null;
+  const durationMs = typeof redacted.durationMs === "number" ? redacted.durationMs : null;
+  const outputSummary = toolCallOutputSummary(redacted);
+  return {
+    method,
+    itemId,
+    type: itemType,
+    toolName: itemType,
+    ...(command ? { command } : {}),
+    ...(cwd ? { cwd } : {}),
+    ...(status ? { status } : {}),
+    ...(processId ? { processId } : {}),
+    ...(exitCode !== null ? { exitCode } : {}),
+    ...(durationMs !== null ? { durationMs } : {}),
+    ...(outputSummary ? { outputSummary } : {}),
+    valuesPrinted: false,
+  };
+}
+
+function toolCallOutputSummary(item: JsonRecord): string | null {
+  const direct = item.outputSummary ?? item.stdoutSummary ?? item.message;
+  if (typeof direct === "string" && direct.trim().length > 0) return String(boundedTextSummary(direct).text);
+  const summary = item.summary;
+  if (typeof summary === "object" && summary !== null && !Array.isArray(summary) && typeof (summary as JsonRecord).text === "string") {
+    const text = String((summary as JsonRecord).text);
+    if (text.trim().length > 0) return String(boundedTextSummary(text).text);
+  }
+  const aggregated = item.aggregatedOutput;
+  if (typeof aggregated === "string" && aggregated.trim().length > 0) return String(boundedTextSummary(aggregated).text);
+  return null;
 }
 
 function withOptionalModel(params: JsonRecord, model: string | undefined): JsonRecord {