Altar/firestore.rules at main · paren-thesis/Altar · GitHub

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

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

    function getUserData() {
      return get(/databases/$(database)/documents/users/$(request.auth.uid)).data;
    }

    function hasRole(role) {
      return isSignedIn() && getUserData().role == role;
    }

    function isAdmin() {
      return hasRole('admin');
    }

    function isPastor() {
      return hasRole('pastor');
    }

    function isFinance() {
      return hasRole('finance');
    }

    function isUsher() {
      return hasRole('usher');
    }

    function isLeader() {
      return hasRole('leader');
    }

    // Users Collection
    match /users/{userId} {
      allow read: if isSignedIn() && (request.auth.uid == userId || isAdmin() || isPastor() || isFinance() || isLeader());
      allow write: if isAdmin();
      allow update: if isSignedIn() && request.auth.uid == userId && !request.resource.data.diff(resource.data).affectedKeys().hasAny(['role', 'active']);
    }

    // Members Collection
    match /members/{memberId} {
      allow read: if isSignedIn();
      allow write: if isAdmin() || isPastor();
    }

    // Attendance & Sessions
    match /attendance/{recordId} {
      allow read: if isSignedIn() && (isAdmin() || isPastor() || isUsher() || isLeader() || resource.data.userId == request.auth.uid);
      allow write: if isAdmin() || isPastor() || isUsher() || isLeader();
    }

    match /attendance_sessions/{sessionId} {
      allow read: if isSignedIn();
      allow write: if isAdmin() || isPastor() || isUsher() || isLeader();
    }

    // Finance Transactions
    match /finance_transactions/{txId} {
      allow read, write: if isAdmin() || isFinance();
    }

    // Announcements
    match /announcements/{announcementId} {
      allow read: if isSignedIn();
      allow write: if isAdmin() || isPastor();
    }

    // Ministries
    match /ministries/{ministryId} {
      allow read: if isSignedIn();
      allow create: if isAdmin() || isPastor();
      allow update: if isAdmin() || isPastor() ||
        (isLeader() && resource.data.leaderId == request.auth.uid);
      allow delete: if isAdmin() || isPastor();
    }

    // Prayers
    match /prayers/{prayerId} {
      allow read: if isSignedIn() && (isAdmin() || isPastor() || isLeader() || resource.data.userId == request.auth.uid);
      allow create: if isSignedIn();
      allow update, delete: if isAdmin() || isPastor() || isLeader() || (isSignedIn() && resource.data.userId == request.auth.uid);
    }

    // System Config
    match /system_config/{configId} {
      allow read: if isSignedIn();
      allow write: if isAdmin();
    }

    // Events
    match /events/{eventId} {
      allow read: if isSignedIn();
      allow write: if isAdmin() || isPastor();
    }
  }
}