Dateien nach "backend/src" hochladen

backend/src/db.js

@@ -40,6 +40,28 @@ db.exec(`
   );
 
   -- Tool: 3D-Kalkulator
+  CREATE TABLE IF NOT EXISTS files (
+    id           INTEGER PRIMARY KEY AUTOINCREMENT,
+    user_id      INTEGER NOT NULL REFERENCES users(id) ON DELETE CASCADE,
+    filename     TEXT NOT NULL,
+    originalname TEXT NOT NULL,
+    mimetype     TEXT NOT NULL DEFAULT 'application/octet-stream',
+    size         INTEGER NOT NULL,
+    created_at   DATETIME DEFAULT CURRENT_TIMESTAMP
+  );
+  CREATE TABLE IF NOT EXISTS file_shares (
+    id         INTEGER PRIMARY KEY AUTOINCREMENT,
+    file_id    INTEGER NOT NULL REFERENCES files(id) ON DELETE CASCADE,
+    shared_by  INTEGER NOT NULL REFERENCES users(id) ON DELETE CASCADE,
+    shared_with INTEGER NOT NULL REFERENCES users(id) ON DELETE CASCADE,
+    created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
+    UNIQUE(file_id, shared_with)
+  );
+  CREATE TABLE IF NOT EXISTS admin_settings (
+    key   TEXT PRIMARY KEY,
+    value TEXT NOT NULL
+  );
+
   CREATE TABLE IF NOT EXISTS orders (
     id           INTEGER PRIMARY KEY AUTOINCREMENT,
     user_id      INTEGER NOT NULL REFERENCES users(id) ON DELETE CASCADE,
@@ -83,6 +105,17 @@ db.exec(`
 `);
 
 // Standard-Admin beim ersten Start anlegen
+// Default admin settings
+const settingDefaults = [
+  ['file_max_size_mb', '50'],
+  ['file_max_count',   '20'],
+  ['file_allowed_ext', '.pdf,.jpg,.jpeg,.png,.gif,.zip,.txt,.docx,.xlsx,.mp4,.stl,.3mf'],
+];
+for (const [key, value] of settingDefaults) {
+  if (!db.prepare('SELECT key FROM admin_settings WHERE key=?').get(key))
+    db.prepare('INSERT INTO admin_settings (key,value) VALUES (?,?)').run(key, value);
+}
+
 if (db.prepare('SELECT COUNT(*) c FROM users').get().c === 0) {
   db.prepare('INSERT INTO users (username, password_hash, role) VALUES (?, ?, ?)')
     .run('admin', bcrypt.hashSync('admin123', 12), 'admin');