fix: Codex 自动压缩不触发 —— 接管时链接模型目录(绝对路径)进 config.toml (hot 1.5.83)

electron/lib/codex_data_dir.js

@@ -0,0 +1,94 @@
+// codex_data_dir.js —— 会话相关功能使用的 Codex 数据目录，可由用户覆盖默认 ~/.codex。
+const { app } = require("electron");
+const fs = require("fs");
+const os = require("os");
+const path = require("path");
+
+const DEFAULT_DIR = path.join(os.homedir(), ".codex");
+let loaded = false;
+let configuredDir = null;
+
+function configFile() {
+  return path.join(app.getPath("userData"), "codex-data-dir.json");
+}
+
+function normalize(dir) {
+  if (typeof dir !== "string" || !dir.trim() || !path.isAbsolute(dir.trim())) return null;
+  return path.resolve(dir.trim());
+}
+
+function load() {
+  if (loaded) return;
+  loaded = true;
+  try {
+    configuredDir = normalize(JSON.parse(fs.readFileSync(configFile(), "utf-8")).path);
+  } catch {}
+}
+
+function get() {
+  load();
+  return configuredDir || DEFAULT_DIR;
+}
+
+function isCodexDataDir(dir) {
+  try {
+    const names = fs.readdirSync(dir);
+    return names.includes("sessions") || names.includes("archived_sessions") || names.includes("config.toml") ||
+      names.includes("auth.json") || names.some((name) => /^state_.*\.sqlite(?:-(?:wal|shm))?$/.test(name));
+  } catch {
+    return false;
+  }
+}
+
+function isDirectory(dir) {
+  try {
+    return fs.statSync(dir).isDirectory();
+  } catch {
+    return false;
+  }
+}
+
+function writeAtomic(file, text) {
+  fs.mkdirSync(path.dirname(file), { recursive: true });
+  const tmp = file + ".tmp-" + process.pid + "-" + Date.now();
+  const fd = fs.openSync(tmp, "w", 0o600);
+  try {
+    fs.writeFileSync(fd, text, "utf-8");
+    fs.fsyncSync(fd);
+  } finally {
+    fs.closeSync(fd);
+  }
+  try {
+    fs.renameSync(tmp, file);
+  } finally {
+    try { fs.rmSync(tmp, { force: true }); } catch {}
+  }
+}
+
+function set(dir) {
+  const next = normalize(dir);
+  if (!next || !isDirectory(next)) {
+    throw new Error("请选择存在的 Codex 数据目录");
+  }
+  if (!isCodexDataDir(next)) {
+    throw new Error("所选目录未找到 Codex 数据（sessions、config.toml 或 state_*.sqlite）");
+  }
+  configuredDir = next === DEFAULT_DIR ? null : next;
+  loaded = true;
+  writeAtomic(configFile(), JSON.stringify({ path: configuredDir || "", updatedAt: new Date().toISOString() }, null, 2));
+  return info();
+}
+
+function reset() {
+  configuredDir = null;
+  loaded = true;
+  writeAtomic(configFile(), JSON.stringify({ path: "", updatedAt: new Date().toISOString() }, null, 2));
+  return info();
+}
+
+function info() {
+  const dir = get();
+  return { path: dir, isDefault: dir === DEFAULT_DIR, exists: isDirectory(dir) };
+}
+
+module.exports = { get, set, reset, info, isCodexDataDir };