Apex-DJ-Console/firestore.rules at main · stasdodesign/Apex-DJ-Console · GitHub

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rules_version = '2';
service cloud.firestore {
  match /databases/{database}/documents {
    match /{document=**} {
      allow read, write: if false;
    }

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

    function isAdmin() {
      return isSignedIn() &&
             request.auth.token.email == 'Stanislavskii.yo@gmail.com' &&
             request.auth.token.email_verified == true;
    }

    function incoming() { return request.resource.data; }

    function existing() { return resource.data; }

    function isValidCase(data) {
      return data.keys().hasAll(['categoryId', 'imageUrl', 'titleEn', 'titleRu', 'descriptionEn', 'descriptionRu', 'prompt', 'altText', 'createdAt'])
        && data.categoryId is string && data.categoryId.size() <= 128
        && data.imageUrl is string && data.imageUrl.size() <= 2048
        && data.titleEn is string && data.titleEn.size() <= 256
        && data.titleRu is string && data.titleRu.size() <= 256
        && data.descriptionEn is string && data.descriptionEn.size() <= 2048
        && data.descriptionRu is string && data.descriptionRu.size() <= 2048
        && data.prompt is string && data.prompt.size() <= 4096
        && data.altText is string && data.altText.size() <= 1024
        && (data.get('thumbnailUrl', '') is string)
        && (data.get('mediaType', 'image') in ['image', 'video']);
    }

    match /cases/{caseId} {
      allow read: if true;
      allow create: if isAdmin() && isValidCase(incoming()) && incoming().createdAt == request.time;
      allow update: if isAdmin() && isValidCase(incoming()) && incoming().createdAt == existing().createdAt;
      allow delete: if isAdmin();
    }
  }
}