import { createClient, type SupabaseClient } from '@supabase/supabase-js'

const supabaseUrl = import.meta.env['VITE_SUPABASE_URL'] ?? ''
const supabaseAnonKey = import.meta.env['VITE_SUPABASE_ANON_KEY'] ?? ''

function createSupabaseClient(): SupabaseClient {
  if (!supabaseUrl || !supabaseAnonKey) {
    // Return a stub client for tests/dev without Supabase configured
    return createClient('http://localhost:54321', 'stub-key')
  }
  return createClient(supabaseUrl, supabaseAnonKey)
}

export const supabase = createSupabaseClient()