hackly/firestore.rules at main · raunitx-02/hackly · GitHub

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rules_version = '2';
service cloud.firestore {
  match /databases/{database}/documents {

    // Helper functions
    function isLoggedIn() {
      return request.auth != null;
    }
    function getUserData() {
      let path = /databases/$(database)/documents/users/$(request.auth.uid);
      return exists(path) ? get(path).data : {};
    }
    function isAdmin() {
      return isLoggedIn() && (getUserData().get('role', 'user') == 'admin');
    }
    function isBlacklisted() {
      return isLoggedIn() && (getUserData().get('isBlacklisted', false) == true);
    }
    function isOwner(uid) {
      return request.auth.uid == uid;
    }
    function getUserRole() {
      return getUserData().get('role', 'user');
    }

    // Global Admin Override
    match /{document=**} {
      allow read, write: if isAdmin();
    }

    // Users: anyone can read their own, only themselves can write (admins handled by global)
    match /users/{userId} {
      allow read: if isLoggedIn();
      allow create: if isLoggedIn() && isOwner(userId);
      allow update: if isLoggedIn() && isOwner(userId);
    }

    // Events: anyone can read approved events; organizers can create/edit their own
    match /events/{eventId} {
      allow read: if true;
      allow create: if isLoggedIn() &&
        (getUserRole() == 'organizer' || isAdmin()) &&
        !isBlacklisted();
      allow update: if isLoggedIn() && !isBlacklisted() &&
        (resource.data.organizerId == request.auth.uid || isAdmin() ||
         request.resource.data.diff(resource.data).affectedKeys().hasOnly(['registered']));
      allow delete: if isLoggedIn() && (resource.data.organizerId == request.auth.uid || isAdmin());
    }

    // Registrations
    match /registrations/{regId} {
      allow read: if isLoggedIn() &&
        (resource.data.userId == request.auth.uid || getUserRole() == 'organizer');
      allow create: if isLoggedIn() && !isBlacklisted();
      allow update, delete: if isLoggedIn() && resource.data.userId == request.auth.uid;
    }

    // Teams
    match /teams/{teamId} {
      allow read: if isLoggedIn();
      allow create: if isLoggedIn() && !isBlacklisted();
      allow update: if isLoggedIn() && !isBlacklisted() &&
        (resource.data.leaderId == request.auth.uid ||
         request.auth.uid in resource.data.members);
      allow delete: if isLoggedIn() && resource.data.leaderId == request.auth.uid;
    }

    // Submissions
    match /submissions/{subId} {
      allow read: if isLoggedIn();
      allow create: if isLoggedIn() && getUserRole() == 'participant' && !isBlacklisted();
      allow update: if isLoggedIn() && !isBlacklisted() && resource.data.userId == request.auth.uid;
      allow delete: if isLoggedIn() && resource.data.userId == request.auth.uid;
    }

    // Scores
    match /scores/{scoreId} {
      allow read: if true;
      allow create: if isLoggedIn() && getUserRole() == 'judge';
      allow update: if isLoggedIn() && resource.data.judgeId == request.auth.uid;
    }

    // Admin Only Collections (read/write handled by global admin override)
    match /adminSettings/{docId} {
      allow read, write: if false; // Only via Admin override
    }
    match /moderationLog/{docId} {
      allow read, write: if false; // Only via Admin override
    }
  }
}