'use strict';

angular.module('copayApp.controllers').controller('tabHomeController',
  function($rootScope, $timeout, $scope, $state, $ionicScrollDelegate, lodash, profileService, walletService, configService, $log, platformInfo, storageService, txpModalService, $window) {
    $scope.externalServices = {};
    $scope.bitpayCardEnabled = true; // TODO
    $scope.openTxpModal = txpModalService.open;
    $scope.version = $window.version;
    $scope.name = $window.appConfig.nameCase;

    configService.whenAvailable(function() {
      var config = configService.getSync();
      var isWindowsPhoneApp = platformInfo.isWP && platformInfo.isCordova;
      $scope.glideraEnabled = config.glidera.enabled && !isWindowsPhoneApp;
      $scope.coinbaseEnabled = config.coinbase.enabled && !isWindowsPhoneApp;
    });

    $scope.openWallet = function(wallet) {
      if (!wallet.isComplete()) {
        return $state.go('tabs.copayers', {
          walletId: wallet.credentials.walletId
        });
      }

      $state.go('tabs.details', {
        walletId: wallet.credentials.walletId
      });
    };

    function updateTxps() {
      profileService.getTxps({
        limit: 3
      }, function(err, txps, n) {
        if (err) $log.error(err);
        $scope.txps = txps;
        $scope.txpsN = n;
        $ionicScrollDelegate.resize();

        $timeout(function() {
          $scope.$apply();
        }, 1);
      })
    };

    $scope.updateAllWallets = function() {
      $scope.wallets = profileService.getWallets();
      if (lodash.isEmpty($scope.wallets)) return;

      var i = $scope.wallets.length;
      var j = 0;
      var timeSpan = 60 * 60 * 24 * 7;
      var notifications = [];

      lodash.each($scope.wallets, function(wallet) {
        walletService.getStatus(wallet, {}, function(err, status) {
          if (err) {
            console.log('[tab-home.js.35:err:]', $log.error(err)); //TODO
          } else {
            wallet.status = status;
          }
          if (++j == i) {
            updateTxps();
          }
        });
      });

      $scope.fetchingNotifications = true;
      profileService.getNotifications({
        limit: 3
      }, function(err, n) {
        if (err) {
          console.log('[tab-home.js.35:err:]', $log.error(err)); //TODO
          return;
        }
        $scope.fetchingNotifications = false;
        $scope.notifications = n;
        $ionicScrollDelegate.resize();

        $timeout(function() {
          $scope.$apply();
        }, 1);

      })
    };

    $scope.updateWallet = function(wallet) {
      $log.debug('Updating wallet:' + wallet.name)
      walletService.getStatus(wallet, {}, function(err, status) {
        if (err) {
          $log.error(err); //TODO
          return;
        }
        wallet.status = status;

        $scope.fetchingNotifications = true;
        profileService.getNotifications({
          limit: 3
        }, function(err, notifications) {
          $scope.fetchingNotifications = false;
          if (err) {
            console.log('[tab-home.js.35:err:]', $log.error(err)); //TODO
            return;
          }
          $scope.notifications = notifications;

          updateTxps();
        })
      });
    };

    $scope.nextStep = function() {
      lodash.each(['AmazonGiftCards', 'BitpayCard', 'BuyAndSell'], function(service) {
        storageService.getNextStep(service, function(err, value) {
          $scope.externalServices[service] = value ? true : false;
          $ionicScrollDelegate.resize();
        });
      });
    };

    var listeners = [
      $rootScope.$on('bwsEvent', function(e, walletId, type, n) {
        var wallet = profileService.getWallet(walletId);
        $scope.updateWallet(wallet);
      }),
      $rootScope.$on('Local/TxAction', function(e, walletId) {
        $log.debug('Got action for wallet ' + walletId);
        var wallet = profileService.getWallet(walletId);
        $scope.updateWallet(wallet);
      }),
    ];

    $scope.$on('$destroy', function() {
      lodash.each(listeners, function(x) {
        x();
      });
    });
  });