import 'package:supabase_flutter/supabase_flutter.dart' as supabase;

void initializeSupabaseClient() {
  // Additional client setup if needed
  // For now, we use the default Supabase.instance.client
}

supabase.SupabaseClient? get supabaseClient {
  try {
    return supabase.Supabase.instance.client;
  } catch (e) {
    // Supabase not initialized
    return null;
  }
}

bool get isSupabaseInitialized => supabaseClient != null;

supabase.User? get currentSupabaseUser {
  final client = supabaseClient;
  return client?.auth.currentUser;
}

String? get currentSupabaseUserId => currentSupabaseUser?.id;

String? get currentSupabaseUserEmail => currentSupabaseUser?.email;

// Service role client for admin operations (like creating user profiles)
// This should be used server-side or with proper security measures
supabase.SupabaseClient? _serviceRoleClient;

supabase.SupabaseClient getServiceRoleClient() {
  if (_serviceRoleClient != null) return _serviceRoleClient!;
  
  // Note: In a production app, the service role key should be stored securely
  // This is typically handled server-side via Edge Functions or similar
  // For now, we'll fall back to the regular client if service role is not available
  try {
    const serviceRoleKey = String.fromEnvironment('SUPABASE_SERVICE_ROLE_KEY');
    const url = String.fromEnvironment('SUPABASE_URL');
    
    if (serviceRoleKey.isNotEmpty && url.isNotEmpty) {
      _serviceRoleClient = supabase.SupabaseClient(url, serviceRoleKey);
      return _serviceRoleClient!;
    }
  } catch (e) {
    // Service role key not available, will use regular client
  }
  
  final client = supabaseClient;
  if (client != null) {
    return client;
  }
  
  // If no client is available, throw an exception
  throw Exception('Supabase client not initialized');
}

Future<void> signOutCurrentSupabaseUser() async {
  final client = supabaseClient;
  if (client == null) return;

  await client.auth.signOut();
}