import { createClient } from '@supabase/supabase-js'

// Supabase配置 - 与客户端使用相同的数据库
const supabaseUrl = 'https://riwtulmitqioswmgwftg.supabase.co'
const supabaseKey = 'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpc3MiOiJzdXBhYmFzZSIsInJlZiI6InJpd3R1bG1pdHFpb3N3bWd3ZnRnIiwicm9sZSI6ImFub24iLCJpYXQiOjE3NDg1OTc1ODgsImV4cCI6MjA2NDE3MzU4OH0.fxSW_uEbpR1zwepjb83DIUIwTrmsboK2nTjPpS6XMtw'

// 创建Supabase客户端
export const supabase = createClient(supabaseUrl, supabaseKey)

// Supabase客户端的组合式函数
export const useSupabase = () => {
  return {
    supabase
  }
}

// 数据库表接口定义
export interface Profile {
  id: string
  email: string
  full_name: string
  avatar_url?: string
  role: 'customer' | 'interpreter' | 'admin'
  languages?: string[]
  credits: number
  created_at: string
  updated_at: string
  phone?: string
  is_enterprise: boolean
  enterprise_id?: string
  subscription_id?: string
  contract_pricing?: any
  status: 'active' | 'inactive' | 'suspended'
}

export interface Call {
  id: string
  room_id: string
  caller_id: string
  interpreter_id?: string
  start_time: string
  end_time?: string
  duration?: number
  status: 'pending' | 'active' | 'completed' | 'cancelled'
  source_language: string
  target_language: string
  type: 'audio' | 'video' | 'text'
  cost?: number
  created_at: string
}

export interface Translation {
  id: string
  call_id: string
  user_id: string
  source_text: string
  translated_text: string
  source_language: string
  target_language: string
  type: 'real_time' | 'document'
  timestamp: string
}

export interface Payment {
  id: string
  user_id: string
  amount: number
  currency: string
  status: 'pending' | 'completed' | 'failed' | 'refunded'
  stripe_payment_id?: string
  created_at: string
}

export interface Interpreter {
  id: string
  name: string
  avatar?: string
  description?: string
  status: 'available' | 'busy' | 'offline'
  created_at: string
}

// 通用数据库操作函数
export const useSupabaseData = () => {
  // 获取所有用户资料
  const getProfiles = async () => {
    const { data, error } = await supabase
      .from('profiles')
      .select('*')
      .order('created_at', { ascending: false })
    
    if (error) throw error
    return data as Profile[]
  }

  // 获取所有通话记录
  const getCalls = async () => {
    const { data, error } = await supabase
      .from('calls')
      .select(`
        *,
        profiles!calls_caller_id_fkey(full_name, email),
        interpreters(name)
      `)
      .order('created_at', { ascending: false })
    
    if (error) throw error
    return data
  }

  // 获取所有翻译记录
  const getTranslations = async () => {
    const { data, error } = await supabase
      .from('translations')
      .select(`
        *,
        calls(room_id, status),
        profiles(full_name, email)
      `)
      .order('timestamp', { ascending: false })
    
    if (error) throw error
    return data
  }

  // 获取所有支付记录
  const getPayments = async () => {
    const { data, error } = await supabase
      .from('payments')
      .select(`
        *,
        profiles(full_name, email)
      `)
      .order('created_at', { ascending: false })
    
    if (error) throw error
    return data
  }

  // 获取所有口译员
  const getInterpreters = async () => {
    const { data, error } = await supabase
      .from('interpreters')
      .select('*')
      .order('created_at', { ascending: false })
    
    if (error) throw error
    return data as Interpreter[]
  }

  // 获取统计数据
  const getStats = async () => {
    const [
      { count: totalUsers },
      { count: totalCalls },
      { count: activeInterpreters },
      { data: recentPayments }
    ] = await Promise.all([
      supabase.from('profiles').select('*', { count: 'exact', head: true }),
      supabase.from('calls').select('*', { count: 'exact', head: true }),
      supabase.from('interpreters').select('*', { count: 'exact', head: true }).eq('status', 'available'),
      supabase.from('payments').select('amount').eq('status', 'completed').order('created_at', { ascending: false }).limit(100)
    ])

    const totalRevenue = recentPayments?.reduce((sum, payment) => sum + payment.amount, 0) || 0

    return {
      totalUsers: totalUsers || 0,
      totalCalls: totalCalls || 0,
      activeInterpreters: activeInterpreters || 0,
      totalRevenue
    }
  }

  // 实时数据订阅
  const subscribeToTable = (table: string, callback: (payload: any) => void) => {
    return supabase
      .channel(`public:${table}`)
      .on('postgres_changes', { event: '*', schema: 'public', table }, callback)
      .subscribe()
  }

  return {
    getProfiles,
    getCalls,
    getTranslations,
    getPayments,
    getInterpreters,
    getStats,
    subscribeToTable
  }
}