import { createClient } from '@supabase/supabase-js';
import type { Database } from './database.types';

const supabaseUrl = import.meta.env.VITE_SUPABASE_URL;
const supabaseAnonKey = import.meta.env.VITE_SUPABASE_ANON_KEY;

// Check if Supabase is configured
export const isSupabaseConfigured = !!(supabaseUrl && supabaseAnonKey &&
  supabaseUrl !== 'https://your-project-ref.supabase.co' &&
  supabaseAnonKey !== 'your-anon-key-here');

// Use fallback values for development if not configured
const fallbackUrl = 'https://demo.supabase.co';
const fallbackKey = 'demo-key';

export const supabase = createClient<Database>(
  supabaseUrl || fallbackUrl,
  supabaseAnonKey || fallbackKey,
  {
    auth: {
      autoRefreshToken: isSupabaseConfigured,
      persistSession: isSupabaseConfigured,
      detectSessionInUrl: isSupabaseConfigured
    }
  }
);

// Auth helpers
export const auth = supabase.auth;

// Database helpers
export const db = supabase.from;

// Storage helpers
export const storage = supabase.storage;

// Real-time helpers
export const channel = supabase.channel;