Initial open source release

app/api/recover/route.ts

@@ -0,0 +1,23 @@
+import { NextResponse } from 'next/server';
+import { db } from '@/lib/db';
+import { existsSync, statSync } from 'node:fs';
+import { homedir } from 'node:os';
+import { join } from 'node:path';
+
+export const dynamic = 'force-dynamic';
+
+export async function POST() {
+  const dataDir = process.env.WECHAT_RADAR_DATA_DIR ?? join(homedir(), '.wechat-radar');
+  const dest = join(dataDir, 'radar-recovered.db');
+  try {
+    db().pragma('wal_checkpoint(TRUNCATE)');
+    db().exec(`VACUUM INTO '${dest.replace(/'/g, "''")}'`);
+    const size = existsSync(dest) ? statSync(dest).size : 0;
+    return NextResponse.json({ ok: true, dest, size });
+  } catch (e) {
+    return NextResponse.json(
+      { ok: false, error: e instanceof Error ? e.message : 'unknown' },
+      { status: 500 },
+    );
+  }
+}