refactor: move session parsing and file watcher logic to specific folders

server/src/modules/providers/codex/codex.session-parser.ts

@@ -0,0 +1,34 @@
+import os from 'os';
+import path from 'path';
+import { sessionsDb } from '@/shared/database/repositories/sessions.db.js';
+import { buildLookupMap, extractFirstValidJsonlData, findFilesRecursivelyCreatedAfterLastScan, SessionData } from '@/modules/sessions/sessions.utils.js';
+
+export async function processCodexSessionFile(file: string, nameMap?: Map<string, string>): Promise<SessionData | null> {
+    if (!nameMap) {
+        const base = path.join(os.homedir(), '.codex');
+        nameMap = await buildLookupMap(path.join(base, 'session_index.jsonl'), 'id', 'thread_name');
+    }
+
+    // Codex nests the required data inside a `payload` object
+    return extractFirstValidJsonlData(file, (data) => ({
+        workspacePath: data?.payload?.cwd,
+        sessionId: data?.payload?.id,
+        sessionName: nameMap!.get(data?.payload?.id) || 'Untitled Codex Session'
+    }));
+}
+
+export async function getCodexSessions() {
+    const base = path.join(os.homedir(), '.codex');
+    // Use the thread_name attribute as requested
+    const nameMap = await buildLookupMap(path.join(base, 'session_index.jsonl'), 'id', 'thread_name');
+
+    const files = await findFilesRecursivelyCreatedAfterLastScan(path.join(base, 'sessions'), '.jsonl');
+
+    for (const file of files) {
+        const result = await processCodexSessionFile(file, nameMap);
+
+        if (result) {
+            sessionsDb.createSession(result.sessionId, 'codex', result.workspacePath, result.sessionName);
+        }
+    }
+}