first commit

server/app.py

@@ -0,0 +1,66 @@
+from flask import Flask, request, jsonify
+from flask_cors import CORS
+import sqlite3
+import os
+import datetime
+
+BASE_DIR = os.path.dirname(__file__)
+DB_PATH = os.path.join(BASE_DIR, 'hiddencode.db')
+
+def get_conn():
+    return sqlite3.connect(DB_PATH)
+
+app = Flask(__name__)
+CORS(app)
+
+@app.route('/write', methods=['POST'])
+def write():
+    data = request.get_json() or {}
+    sha = data.get('sha')
+    upload = data.get('upload_code')
+    download = data.get('download_code')
+    if not sha:
+        return jsonify({'status':'error','msg':'missing sha'}), 400
+    now = datetime.datetime.now().strftime('%Y-%m-%d %H:%M:%S')
+    conn = get_conn()
+    c = conn.cursor()
+    try:
+        # upsert by sha
+        c.execute('''
+            INSERT INTO codes (sha, upload_code, download_code, created_at)
+            VALUES (?,?,?,?)
+            ON CONFLICT(sha) DO UPDATE SET upload_code=excluded.upload_code, download_code=excluded.download_code, created_at=excluded.created_at
+        ''', (sha, upload, download, now))
+        conn.commit()
+    finally:
+        conn.close()
+    return jsonify({'status':'ok'})
+
+@app.route('/read', methods=['POST'])
+def read():
+    data = request.get_json() or {}
+    shas = data.get('shas', [])
+    conn = get_conn()
+    c = conn.cursor()
+    result = {}
+    if shas:
+        placeholders = ','.join('?' for _ in shas)
+        c.execute(f"SELECT sha, upload_code, download_code, created_at FROM codes WHERE sha IN ({placeholders})", shas)
+        rows = c.fetchall()
+        for sha, up, down, created in rows:
+            result[sha] = {'upload_code': up, 'download_code': down, 'created_at': created}
+    for s in shas:
+        if s not in result:
+            result[s] = None
+    conn.close()
+    return jsonify({'status':'ok','data':result})
+
+@app.route('/health', methods=['GET'])
+def health():
+    return jsonify({'status':'ok'})
+
+if __name__ == '__main__':
+    if not os.path.exists(DB_PATH):
+        from db_init import init_db
+        init_db()
+    app.run(host='0.0.0.0', port=5000, debug=True)

server/db_init.py

@@ -0,0 +1,23 @@
+import sqlite3
+import os
+
+DB_PATH = os.path.join(os.path.dirname(__file__), 'hiddencode.db')
+
+def init_db():
+    conn = sqlite3.connect(DB_PATH)
+    c = conn.cursor()
+    c.execute('''
+    CREATE TABLE IF NOT EXISTS codes (
+        id INTEGER PRIMARY KEY AUTOINCREMENT,
+        sha TEXT UNIQUE,
+        upload_code TEXT,
+        download_code TEXT,
+        created_at TEXT
+    )
+    ''')
+    conn.commit()
+    conn.close()
+
+if __name__ == '__main__':
+    init_db()
+    print('Initialized database at', DB_PATH)

server/requirements.txt

@@ -0,0 +1,2 @@
+Flask==2.2.5
+flask-cors==3.0.10