/*
** Views/Partial/LCA/BOM.cshtml is using this controller
*/

angular.module('CarbonFootprint')
    .controller('SignificanceAssmtController', ['$scope', '$http', '$routeParams', 'MultiLanguageService', '$q', '$filter', '$timeout', 'Notification',
        function ($scope, $http, $routeParams, MultiLanguageService, $q, $filter, $timeout, Notification) {
            // Multi-language resource object 
            var resource,
                inited = false,
                _timeout;

            // This property controlls modal form, will be passed to table-edit-modal directive
            $scope.modalFormOption = {};
            $scope.model = [];
            $scope.lifeCycleStage = {
                value: ''
            };
            $scope.gradingScore = 100;
            $scope.showHighRisk = false;

            // set $scope.baseUrl
            var baseUrl = $scope.baseUrl;
            if (typeof (baseUrl) === 'undefined' || baseUrl == null) {
                var arr = window.location.href.split("/");
                if (arr[3].indexOf('app') == 0)
                    baseUrl = '';
                else
                    baseUrl = '/' + arr[3];
                $scope.baseUrl = baseUrl;
            }

            $scope.getStageLabel = function (stage) {
                return $scope.stageOptions[stage];
            };

            $scope.getStageOption = function (stage) {
                var index = stage.indexOf("C");

                return stage.substring(0, index);
            };

            $scope.changeStage = function () {
                //console.log($scope.lifeCycleStage.value);
                getAllDataAsync($routeParams.LCAID)
                    .then(function (response) {
                        $scope.model = response.Significances;
                        //$scope.stageOptions = response.StageOptions;
                    }, function (error) {
                        console.log(error);
                    });
            };

            $scope.getCategoryLabel = function (category) {
                return 'category' + category
            };

            $scope.getSignificance = function (significance) {
                return significance == 0 ? 'non-significant' : 'significant';
            };

            $scope.hasFactor = function (assmtFactorId) {
                return Enumerable.From($scope.assmtFactors)
                    .Where(function (x) {
                        return x.ID == assmtFactorId;
                    }).Count() >= 1;
            };

            $scope.getFactorName = function (assmtFactorId) {
                return Enumerable.From($scope.assmtFactors)
                    .Where(function (x) {
                        return x.ID == assmtFactorId;
                    })
                    .First().FactorName;
            };

            $scope.getFactorScores = function (assmtFactorId) {
                return Enumerable.From($scope.assmtFactors)
                    .Where(function (x) {
                        return x.ID == assmtFactorId;
                    })
                    .First().FactorScores;
            };

            $scope.changeHighRisk = function () {
                getAllDataAsync($routeParams.LCAID)
                    .then(function (response) {
                        $scope.model = response.Significances;
                    });
            };

            $scope.changeScore = function (factorScores) {
                //console.log('changeScore', factorScores);
                var score = 1;

                angular.forEach(factorScores, function (factor) {
                    score *= factor.Score;
                });

                $scope.selectRow.toBeEdit.Score = score;
                $scope.selectRow.toBeEdit.Significance = score >= $scope.gradingScore ? 1 : 0;
            };

            $scope.changeGradingScore = function () {
                // if there is already a timeout in process cancel it
                if (_timeout) {
                    $timeout.cancel(_timeout);
                }

                _timeout = $timeout(function () {
                    $scope.gradingScore = $scope.gradingScore || 100;

                    $http.post($scope.baseUrl+"/api/SignificanceAssmt/UpdateGradingScore/" + $routeParams.LCAID + "/" + $scope.gradingScore)
                        .success(function () {
                            $scope.updateGradingScore($scope.gradingScore);

                            angular.forEach($scope.model, function (item) {
                                item.Significance = item.Score >= $scope.gradingScore ? 1 : 0;
                            });
                        });
                    _timeout = null;
                }, 500);
            };
            $scope.onListDefaultPurposeChange = function () {
                $http.post($scope.baseUrl+"/api/SignificanceAssmt/UpdateListDefaultPurpose/" + $routeParams.LCAID + "/" + $scope.listDefaultPurpose)
                    .success(function () {
                        console.log('UpdateListDefaultPurpose done');
                    })
                    .error(function (error) {
                        console.log(error);
                        Notification.error({ message: error.ExceptionMessage, positionX: 'center', delay: 3000 });
                    });
            };
            $scope.createProcess = function () {

                $http.post($scope.baseUrl+'/api/SignificanceAssmt/Sync/' + $routeParams.LCAID)
                    .success(function (data) {
                        getAllDataAsync($routeParams.LCAID)
                            .then(function (response) {
                                $scope.model = response.Significances;
                            }, function (error) {
                                console.log(error);
                                Notification.error({ message: error.ExceptionMessage, positionX: 'center', delay: 3000 });
                            });
                    })
                    .error(function (error) {
                        console.log(error);
                        Notification.error({ message: error.ExceptionMessage, positionX: 'center', delay: 3000 });
                    });
            };

            $scope.editProcess = function (selected) {
                if (selected.FactorScores.length < 2) {
                    alert('評估因子少於兩個，請先新增評估因子');
                    return;
                }
                var toBeEdit = $scope.selectRow.toBeEdit = angular.copy(selected);

                $scope.modalFormOption.show = true;

                $scope.save = function () {
                    if (!validateModel(toBeEdit)) {
                        return;
                    }

                    $http.post($scope.baseUrl+'/api/SignificanceAssmt/Save/' + toBeEdit.LCAID + "/" + toBeEdit.ID, toBeEdit)
                        .success(function (data) {
                            angular.copy(data, selected);
                            $scope.modalFormOption.show = false;
                        });
                };
            };

            $scope.deleteProcess = function (selected) {
                var isConfirm = confirm(resource.DeleteItemMsg);

                if (isConfirm) {
                    $http.delete($scope.baseUrl+"/api/SignificanceAssmt/Delete/" + selected.ID)
                        .success(function () {
                            var index = $scope.model.indexOf(selected);
                            $scope.model.splice(index, 1);

                            // This operate is base on selectRow directive in TableEdit.js file
                            $scope.selectRow.unSelect();
                        });
                }
            };

            $scope.$on('changeSelectedTab', function (event, args) {
                //if (!inited && args.selectedTab == 'SignificanceAssmt') {
                //    inited = true;
                    // Get data and prepare $scope.model
                    getAllDataAsync($routeParams.LCAID)
                        .then(function (response) {
                            //console.log('getAllDataAsync', response);
                            $scope.model = response.Significances;
                            $scope.stageOptions = response.StageOptions;
                            $scope.assmtFactors = response.AssmtFactors;
                            $scope.gradingScore = response.GradingScore;
                            $scope.listDefaultPurpose = response.ListDefaultPurpose;
                        }, function (error) {
                            console.log(error);
                        });

                    // Get multilanguage resource
                    MultiLanguageService.getResourceAsync()
                        .then(function (response) {
                            resource = response;
                        }, function (error) {
                            console.log(error);
                        });
                //}
            });


            /**
             * Get all list data from server
             * @param  {[Int]} : LCAID
             * @return {[promise]}
             */
            function getAllDataAsync(LCAID) {
                var deferred = $q.defer();
                $http.get($scope.baseUrl+'/api/SignificanceAssmt/GetByLcaId/' + LCAID + '?lifeCycleStage=' + ($scope.lifeCycleStage.value || 0))
                    .success(function (data) {
                        deferred.resolve(data);
                    })
                    .error(function () {
                        deferred.resolve(null);
                    })
                return deferred.promise;
            }

            function validateModel(model) {
                var score = model.Score || 0;

                if (score <= 0) {
                    Notification.error({ message: '總分必须大于零', positionX: 'center', delay: 3000 });
                    return false;
                }

                return true;
            }
        }]);