/*
      headers: {
        "x-yoox-appname": auth.appname,
        "x-yoox-account-token": auth.access_token,
        "x-yoox-device": auth.device,
        "x-yoox-api-key": auth.apikey,
      },
*/

var auth = sdk.auth = (function(){
  var auth = {}

  auth.appname = is_iphone ? "native-iphone-stoneisland/1.0.0" : "native-android-stoneisland/1.0.0"
  auth.apikey = "U2FsdGVkX18fThqg9bF0/ZgE9Jg948hn8O9EXli4B2729nAESCQaexv//M5+7+za"
  auth.device = "smartphone"

  auth.access_token = ""
  auth.user_id = -1
  
  auth.next_view = null
  auth.deferred_product = null

  // ios: integrate keychain api
  // android: cordova.file.externalRootDirectory api
  
  auth.init = function(fn){
    console.log("AUTH INIT")
    auth.get_user(function(){
      if (auth.logged_in()) {
        sdk.account.checkin({
          success: function(data){
            fn && fn( auth.logged_in() )
          }
        })
        auth.get_cart()
      }
      else {
        fn && fn( auth.logged_in() )
      }
    })
  }
  
  auth.set_user = function(user_id, access_token, cb){
    auth.access_token = access_token
    auth.user_id = user_id
    
    localStorage.setItem("yoox.access_token", access_token)
    localStorage.setItem("yoox.user_id", user_id)
    cb && cb()
  }
  auth.get_user = function(cb){
    auth.access_token = localStorage.getItem("yoox.access_token") || ""
    auth.user_id = localStorage.getItem("yoox.user_id") || -1
    cb && cb()
  }
  auth.clear_user = function(cb){
    auth.access_token = ""
    auth.user_id = -1
    localStorage.removeItem("yoox.access_token")
    localStorage.removeItem("yoox.user_id")
    cb && cb()
  }

  auth.set_cart = function(cart_id, cart_token, cb){
    localStorage.setItem("yoox.cart_token", cart_token)
    localStorage.setItem("yoox.cart_id", cart_id)
    cb && cb()
  }
  auth.get_cart = function(cb){
    sdk.cart.token = localStorage.getItem("yoox.cart_token") || ""
    sdk.cart.id = localStorage.getItem("yoox.cart_id") || -1
    cb && cb()
  }
  auth.clear_cart = function(cb){
    sdk.cart.token = ""
    sdk.cart.id = -1
    localStorage.removeItem("yoox.cart_token")
    localStorage.removeItem("yoox.cart_id")
    cb && cb()
  }
  auth.create_cart = function(cb){
    if (auth.has_cart()) { return cb() }
    sdk.cart.initialize({
      success: function(data){
        sdk.cart.set_user({
          success: function(){
            auth.set_cart(sdk.cart.id, sdk.cart.token, function(){
              cb && cb()
            })
          }
        })
      }
    })
  }
  auth.add_deferred_product_to_cart = function(cb){
    // auth.deferred_product
    if (! auth.deferred_product) {
      cb && cb()
      return
    }
    sdk.cart.add_item({
      data: auth.deferred_product,
      success: function(){
        console.log("ADDED")
        cb && cb()
      }
    })
    auth.deferred_product = null
    app.header.increment_cart_count()
  }
  
  auth.log_out = function(){
    auth.clear_user()
    auth.clear_cart()
    auth.view_logged_out()
  }
  auth.logged_in = function(){
    return (auth.user_id !== -1) && (auth.user_id !== "undefined")
  }
  auth.has_cart = function(){
    return (sdk.cart.id !== -1) && (sdk.cart.id !== "undefined")
  }
  
  return auth
})()