angular.module('portainer.integrations.storidge').controller('StoridgeProfileController', [
  '$scope',
  '$state',
  '$transition$',
  'Notifications',
  'StoridgeProfileService',
  'ModalService',
  function ($scope, $state, $transition$, Notifications, StoridgeProfileService, ModalService) {
    $scope.formValues = {
      Labels: [],
    };

    $scope.state = {
      NoLimit: false,
      LimitIOPS: false,
      LimitBandwidth: false,
      updateInProgress: false,
      deleteInProgress: false,
      RecurringSnapshotEnabled: false,
    };

    $scope.addLabel = function () {
      $scope.formValues.Labels.push({ name: '', value: '' });
    };

    $scope.removeLabel = function (index) {
      $scope.formValues.Labels.splice(index, 1);
    };

    function prepareLabels(profile) {
      var labels = {};
      $scope.formValues.Labels.forEach(function (label) {
        if (label.name && label.value) {
          labels[label.name] = label.value;
        }
      });
      profile.Labels = labels;
    }

    function initLabels(labels) {
      $scope.formValues.Labels = Object.keys(labels).map(function (key) {
        return { name: key, value: labels[key] };
      });
    }

    $scope.RedundancyOptions = [
      { value: 2, label: '2-copy' },
      { value: 3, label: '3-copy' },
    ];

    $scope.update = function () {
      var profile = $scope.profile;

      if (!$scope.state.LimitIOPS) {
        delete profile.MinIOPS;
        delete profile.MaxIOPS;
      }

      if (!$scope.state.LimitBandwidth) {
        delete profile.MinBandwidth;
        delete profile.MaxBandwidth;
      }

      if (profile.SnapshotEnabled) {
        if (!profile.SnapshotMax || profile.SnapshotMax <= 0) {
          profile.SnapshotMax = 1;
        }
        if (!$scope.state.RecurringSnapshotEnabled) {
          delete profile.SnapshotInterval;
        }
        if ($scope.state.RecurringSnapshotEnabled && (!profile.SnapshotInterval || profile.SnapshotInterval <= 0)) {
          profile.SnapshotInterval = 1440;
        }
      } else {
        delete profile.SnapshotMax;
        delete profile.SnapshotInterval;
      }

      prepareLabels(profile);

      $scope.state.updateInProgress = true;
      StoridgeProfileService.update(profile)
        .then(function success() {
          Notifications.success('Profile successfully updated');
          $state.go('storidge.profiles');
        })
        .catch(function error(err) {
          Notifications.error('Failure', err, 'Unable to update profile');
        })
        .finally(function final() {
          $scope.state.updateInProgress = false;
        });
    };

    $scope.delete = function () {
      ModalService.confirmDeletion('Do you want to remove this profile?', function onConfirm(confirmed) {
        if (!confirmed) {
          return;
        }
        deleteProfile();
      });
    };

    function deleteProfile() {
      var profile = $scope.profile;

      $scope.state.deleteInProgress = true;
      StoridgeProfileService.delete(profile.Name)
        .then(function success() {
          Notifications.success('Profile successfully deleted');
          $state.go('storidge.profiles');
        })
        .catch(function error(err) {
          Notifications.error('Failure', err, 'Unable to delete profile');
        })
        .finally(function final() {
          $scope.state.deleteInProgress = false;
        });
    }

    function initView() {
      StoridgeProfileService.profile($transition$.params().id)
        .then(function success(data) {
          var profile = data;
          if ((profile.MinIOPS && profile.MinIOPS !== 0) || (profile.MaxIOPS && profile.MaxIOPS !== 0)) {
            $scope.state.LimitIOPS = true;
          } else if ((profile.MinBandwidth && profile.MinBandwidth !== 0) || (profile.MaxBandwidth && profile.MaxBandwidth !== 0)) {
            $scope.state.LimitBandwidth = true;
          } else {
            $scope.state.NoLimit = true;
          }
          if (profile.SnapshotEnabled && profile.SnapshotInterval !== 0) {
            $scope.state.RecurringSnapshotEnabled = true;
          }
          initLabels(profile.Labels);
          $scope.profile = profile;
        })
        .catch(function error(err) {
          Notifications.error('Failure', err, 'Unable to retrieve profile details');
        });
    }

    initView();
  },
]);