GeoAttend/firestore.rules at master · Cjayy77/GeoAttend · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
rules_version = '2';
service cloud.firestore {
  match /databases/{database}/documents {
    // Users collection - basic auth rules
    match /users/{userId} {
      allow read, write: if signedIn() && request.auth.uid == userId;
    }

    // Sessions collection
    match /sessions/{sessionId} {
      // Lecturers can create, read, update, delete their own sessions
      allow create: if signedIn() && request.auth.uid == request.resource.data.lecturerId;
      allow read: if signedIn();
      allow update: if signedIn() && request.auth.uid == resource.data.lecturerId;
      allow delete: if signedIn() && request.auth.uid == resource.data.lecturerId;
    }

    // Attendance collection
    match /attendance/{attendanceId} {
      // Students can read/write their own attendance
      allow read, write: if signedIn() && request.auth.uid == request.resource.data.studentId;

      // Lecturers can read attendance for their sessions
      allow read: if signedIn() &&
        get(/databases/$(database)/documents/sessions/$(resource.data.sessionId)).data.lecturerId == request.auth.uid;

      // Allow lecturers to delete attendance for their sessions
      allow delete: if signedIn() &&
        get(/databases/$(database)/documents/sessions/$(resource.data.sessionId)).data.lecturerId == request.auth.uid;
    }
  }

  // Helper function
  function signedIn() {
    return request.auth != null;
  }
}