"use strict";
(function () {
    'use strict';
    angular.module('changeModule')
        .directive('riskLevel', [
        function () {
            return {
                restrict: 'E',
                templateUrl: 'views/change/risk-level.html',
                scope: {
                    ticket: '=',
                    mode: '=',
                    metadata: '='
                },
                controller: ['$scope', 'events', 'ticketModel',
                    function ($scope, events, ticketModel) {
                        $scope.state = {
                            pendingRiskLevelChange: false
                        };
                        //todo: put mode values (manual, auto) into constants
                        $scope.$watch('mode', function (newMode) {
                            if (newMode && newMode === 'manual' && $scope.metadata.riskLevels && !$scope.ticket.riskLevel) {
                                $scope.riskLevelChanged(_.head($scope.metadata.riskLevels));
                            }
                        });
                        $scope.overrideRiskLevelEnabled = function () {
                            return $scope.mode && $scope.mode === 'manual';
                        };
                        $scope.riskLevelCls = function (riskLevel, reverseIndex) {
                            var result = '';
                            if ($scope.ticket.riskLevel === riskLevel || $scope.ticket.riskLevel === riskLevel.name) {
                                var index = $scope.metadata.riskLevels.length - reverseIndex;
                                $scope.ticket.titleRiskLevelCls = 'risk-level-' + index;
                                $scope.ticket.backgroundRiskLevelCls = 'ticket__risk-level-' + index;
                                result = 'active ' + $scope.ticket.backgroundRiskLevelCls;
                            }
                            return result;
                        };
                        $scope.riskLevelChanged = function (riskLevel) {
                            $scope.ticket.riskLevel = riskLevel;
                            $scope.ticket.riskIsUserSpecified = true;
                            setPendingChangeFlag();
                        };
                        $scope.$on(events.TOGGLE_EDIT_MODE, toggleEditMode);
                        $scope.$on(events.SAVE_CHANGES, save);
                        $scope.$on(events.DISCARD_CHANGES, cancel);
                        $scope.$on(events.SAVE_ALL_CHANGES_COMPLETE, function () {
                        });
                        function toggleEditMode() {
                            $scope.mode = 'manual';
                            $scope.ticket.riskLevel = $scope.ticket.riskLevel
                                ? _.head(_.filter($scope.metadata.riskLevels, { name: $scope.ticket.riskLevel }))
                                : _.head($scope.metadata.riskLevels);
                            clearPendingChangeFlag();
                            $scope.ticket.riskLevelCopy = $scope.ticket.riskLevel.name;
                        }
                        function save() {
                            var changes = {};
                            $scope.$emit(events.SAVE_CHANGES_REQUEST, {}, true);
                            if ($scope.state.pendingRiskLevelChange
                                && $scope.mode === 'manual'
                                && $scope.ticket.riskLevel.name !== $scope.ticket.riskLevelCopy || ($scope.ticket.type === 'release' && $scope.mode === 'auto')) {
                                if ($scope.ticket.riskLevel.name) {
                                    $scope.ticket.riskLevel = $scope.ticket.riskLevel.name;
                                }
                                changes.riskLevel = $scope.ticket.riskLevel;
                                if ($scope.ticket.type === 'release' && $scope.mode === 'auto') {
                                    changes.isAutoCalcualteRisk = true;
                                }
                                ticketModel.update($scope.ticket.id, $scope.ticket.type, changes)
                                    .then(function () {
                                    $scope.$emit(events.SAVE_CHANGES_COMPLETE);
                                    clearPendingChangeFlag();
                                }, function () {
                                    $scope.$emit(events.SAVE_CHANGES_FAULT_CONTINUE);
                                });
                            }
                            else {
                                $scope.$emit(events.SAVE_CHANGES_COMPLETE);
                                cancel();
                            }
                            //$scope.$emit(events.SAVE_CHANGES_REQUEST, changes);
                        }
                        function cancel() {
                            if ($scope.ticket.riskLevelCopy) {
                                $scope.ticket.riskLevel = $scope.ticket.riskLevelCopy;
                            }
                            clearPendingChangeFlag();
                        }
                        function setPendingChangeFlag() {
                            $scope.state.pendingRiskLevelChange = true;
                        }
                        function clearPendingChangeFlag() {
                            $scope.mode = 'manual';
                            $scope.state.pendingRiskLevelChange = false;
                        }
                    }
                ]
            };
        }
    ]);
})();