refactor(codex_account): 改用 Node.js 實作帳號查詢

app/codex_account.js

@@ -0,0 +1,122 @@
+#!/usr/bin/env node
+// 透過 codex app-server 的 JSON-RPC account/read 取得目前登入帳號的 email。
+//
+// 這是 TUI `/status` Account 欄位的程式化來源，不解析本地 OAuth token，
+// 而是由 codex 自身回報登入帳號。將 email 印到 stdout（取不到時印空字串）。
+
+const { spawn } = require("node:child_process");
+const readline = require("node:readline");
+
+const timeoutSeconds = Number(process.argv[2] ?? "25");
+if (!Number.isFinite(timeoutSeconds) || timeoutSeconds < 0) {
+  console.error("timeout_seconds must be a non-negative number.");
+  process.exit(2);
+}
+
+function sendJson(processHandle, message) {
+  try {
+    processHandle.stdin.write(`${JSON.stringify(message)}\n`);
+  } catch {
+    return false;
+  }
+  return true;
+}
+
+async function readAccountEmail() {
+  const processHandle = spawn("codex", ["app-server"], {
+    stdio: ["pipe", "pipe", "ignore"],
+  });
+
+  let settled = false;
+  let timer;
+
+  const cleanup = () => {
+    if (!processHandle.killed) {
+      processHandle.kill();
+    }
+  };
+
+  process.once("exit", cleanup);
+  process.once("SIGINT", () => {
+    cleanup();
+    process.exit(130);
+  });
+  process.once("SIGTERM", () => {
+    cleanup();
+    process.exit(143);
+  });
+
+  return await new Promise((resolve) => {
+    const done = (email = "") => {
+      if (settled) {
+        return;
+      }
+      settled = true;
+      clearTimeout(timer);
+      cleanup();
+      resolve(email);
+    };
+
+    timer = setTimeout(() => done(""), timeoutSeconds * 1000);
+
+    processHandle.once("error", () => done(""));
+    processHandle.once("exit", () => done(""));
+    processHandle.stdin.once("error", () => done(""));
+
+    const lines = readline.createInterface({
+      input: processHandle.stdout,
+      crlfDelay: Infinity,
+    });
+
+    lines.on("line", (line) => {
+      let message;
+      try {
+        message = JSON.parse(line);
+      } catch {
+        return;
+      }
+
+      if (message.id !== 2) {
+        return;
+      }
+
+      const email = message?.result?.account?.email;
+      done(typeof email === "string" ? email : "");
+    });
+
+    const messages = [
+      {
+        jsonrpc: "2.0",
+        id: 1,
+        method: "initialize",
+        params: { clientInfo: { name: "ci", version: "1.0" } },
+      },
+      {
+        jsonrpc: "2.0",
+        method: "initialized",
+        params: {},
+      },
+      {
+        jsonrpc: "2.0",
+        id: 2,
+        method: "account/read",
+        params: {},
+      },
+    ];
+
+    for (const message of messages) {
+      if (!sendJson(processHandle, message)) {
+        done("");
+        break;
+      }
+    }
+  });
+}
+
+readAccountEmail()
+  .then((email) => {
+    process.stdout.write(`${email}\n`);
+  })
+  .catch(() => {
+    process.stdout.write("\n");
+  });