'use strict';

/**
 * @ngdoc function
 * @name passmanApp.controller:MainCtrl
 * @description
 * # MainCtrl
 * Controller of the passmanApp
 */
angular.module('passmanApp')
	.controller('CredentialCtrl', ['$scope', 'VaultService', 'SettingsService', '$location', 'CredentialService',
		'$rootScope', 'FileService', 'EncryptService', 'TagService', '$timeout', 'NotificationService',
		function ($scope, VaultService, SettingsService, $location, CredentialService, $rootScope, FileService, EncryptService, TagService, $timeout, NotificationService) {
			$scope.active_vault = VaultService.getActiveVault();
			if (!SettingsService.getSetting('defaultVault') || !SettingsService.getSetting('defaultVaultPass')) {
				if (!$scope.active_vault) {
					$location.path('/')
				}
			} else {
				if (SettingsService.getSetting('defaultVault') && SettingsService.getSetting('defaultVaultPass')) {
					var _vault = angular.copy(SettingsService.getSetting('defaultVault'));
					_vault.vaultKey = angular.copy(SettingsService.getSetting('defaultVaultPass'));
					VaultService.setActiveVault(_vault);
					$scope.active_vault = _vault;
					//@TODO check if vault exists
				}

			}

			$scope.addCredential = function () {
				var new_credential = CredentialService.newCredential();
				var enc_c = CredentialService.encryptCredential(new_credential);
				SettingsService.setSetting('edit_credential', enc_c);
				$location.path('/vault/' + $scope.active_vault.vault_id + '/new')
			};

			$scope.editCredential = function (credential) {
				var _credential = angular.copy(credential);
				$rootScope.$emit('app_menu', false);
				SettingsService.setSetting('edit_credential', CredentialService.encryptCredential(_credential));
				$location.path('/vault/' + $scope.active_vault.vault_id + '/edit/' + _credential.credential_id)
			};

			$scope.shareCredential = function (credential) {
				var _credential = angular.copy(credential);
				$rootScope.$emit('app_menu', false);
				SettingsService.setSetting('share_credential', CredentialService.encryptCredential(_credential));
				$location.path('/vault/' + $scope.active_vault.vault_id + '/' + _credential.credential_id +'/share')
			};

			var notification;
			$scope.deleteCredential = function (credential) {
				var _credential = angular.copy(credential);
				try {
					_credential = CredentialService.decryptCredential(angular.copy(credential));
				} catch (e) {

				}
				_credential.delete_time = new Date().getTime() / 1000;
				for (var i = 0; i < $scope.credentials.length; i++) {
					if ($scope.credentials[i].credential_id == credential.credential_id) {
						$scope.credentials[i].delete_time = _credential.delete_time;
					}
				}
				$scope.closeSelected();
				if (notification) {
					NotificationService.hideNotification(notification);
				}
				notification = NotificationService.showNotification('Credential deleted <a class="undoDelete" data-item-id="' + credential.credential_id + '">[Undo]</a>', 5000,
					function () {
						CredentialService.updateCredential(_credential).then(function (result) {
							if (result.delete_time > 0) {
								notification = false;

							}
						});
					});

			};

			$scope.recoverCredential = function (credential) {
				var _credential = angular.copy(credential);
				try {
					_credential = CredentialService.decryptCredential(angular.copy(credential));
				} catch (e) {

				}
				for (var i = 0; i < $scope.credentials.length; i++) {
					if ($scope.credentials[i].credential_id == credential.credential_id) {
						$scope.credentials[i].delete_time = 0;
					}
				}
				_credential.delete_time = 0;
				$scope.closeSelected();
				if (notification) {
					NotificationService.hideNotification(notification);
				}
				NotificationService.showNotification('Credential recovered <a class="undoRestore" data-item-id="' + credential.credential_id + '">[Undo]</a>', 5000,
					function () {
						CredentialService.updateCredential(_credential).then(function (result) {
							notification = false;

						});
					});

			};

			$scope.destroyCredential = function(credential){
				var _credential = angular.copy(credential);
				CredentialService.destroyCredential(_credential.credential_id).then(function (result) {
					for (var i = 0; i < $scope.credentials.length; i++) {
						if ($scope.credentials[i].credential_id == credential.credential_id) {
							$scope.credentials.splice(i,1);
							NotificationService.showNotification('Credential destroyed', 5000);
							break;
						}
					}
				});
			};

			$scope.itemFilter = {
				label: ''
			};
			$scope.selectedtags = [];
			var to;
			$rootScope.$on('selected_tags_updated', function (evt, _sTags) {
				var _selectedTags = [];
				for(var x = 0; x < _sTags.length; x++){
					_selectedTags.push(_sTags[x].text)
				}
				$scope.selectedtags = _selectedTags;
				$timeout.cancel(to);
				if(_selectedTags.length > 0) {
					to = $timeout(function () {
						if ($scope.filtered_credentials) {
							var _filtered_tags = [];
							for (var i = 0; i < $scope.filtered_credentials.length; i++) {
								var tags = $scope.filtered_credentials[i].tags_raw;
								for(var x = 0; x < tags.length; x++){
									var tag = tags[x].text;
									if(_filtered_tags.indexOf(tag) === -1){
										_filtered_tags.push(tag);
									}
								}
							}

							$rootScope.$emit('limit_tags_in_list', _filtered_tags);
						}
					}, 50)
				}
			});

			$scope.delete_time = 0;
			$scope.showCredentialRow = function (credential) {
				if ($scope.delete_time == 0) {
					return credential.delete_time == 0
				} else {
					return credential.delete_time > $scope.delete_time;
				}

			};

			$rootScope.$on('set_delete_time', function (event, time) {
				$scope.delete_time = time;
			});

			$scope.setDeleteTime = function (delete_time) {
				$scope.delete_time = delete_time;
			};

			$scope.selectedCredential = false;
			$scope.selectCredential = function (credential) {
				$scope.selectedCredential = CredentialService.decryptCredential(angular.copy(credential));
				$rootScope.$emit('app_menu', true);
			};

			$scope.closeSelected = function () {
				$rootScope.$emit('app_menu', false);
				$scope.selectedCredential = false;
			};

			$rootScope.$on('logout', function () {
				console.log('Logout received, clean up');
				$scope.active_vault = null;
				$scope.credentials = [];
//				$scope.$parent.selectedVault = false;

			});

			var fetchCredentials = function () {
				VaultService.getVault($scope.active_vault).then(function (credentials) {
					var _credentials = [];
					for (var i = 0; i < credentials.length; i++) {
						var credential = angular.copy(credentials[i]);
						var _tags = CredentialService.decryptCredential(angular.copy(credentials[i])).tags;
						TagService.addTags(_tags);
						credential.tags_raw = _tags;
						_credentials.push(credential);
					}
					$scope.credentials = _credentials;
				});
			};

			$scope.downloadFile = function (file) {
				FileService.getFile(file).then(function (result) {
					var file_data = EncryptService.decryptString(result.file_data);
					var uriContent = FileService.dataURItoBlob(file_data, file.mimetype), a = document.createElement("a");
					a.style = "display: none";
					a.href = uriContent;
					a.download = escapeHTML(file.filename);
					document.body.appendChild(a);
					a.click();
					window.URL.revokeObjectURL(uriContent);
				});
			};

			if ($scope.active_vault) {
				$scope.$parent.selectedVault = true;
				fetchCredentials();
			}
		}]);