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

angular.module('CarbonFootprint')
    .controller('LCASteamUsageCtrl', ['$q', '$scope', '$http', '$routeParams', '$cookies', '$timeout', 'ParameterCacheService', 'LCADetailCacheService', 'DATE_CONSTANTS', 'UploadFile', 'MultiLanguageService', 'ExportCsvService',
        function ($q, $scope, $http, $routeParams, $cookies, $timeout, ParameterCacheService, LCADetailCacheService, DATE_CONSTANTS, UploadFile, MultiLanguageService, ExportCsvService) {

    // Multi-language resource object 
    var resource;
    // this property controlls modal form , will be passed to table-edit-modal directive
    $scope.modalFormOption = {};
    $scope.Editable = false;
    $scope.dataQualityOption = {};
    $scope.dataQualityOption.data = {};
    $scope.form = {
        factor: "0.0000",
        factorSource: ""
            };
    //$scope.factor = "0.0000";
    $scope.yearSelected = {};

            // 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;
            }

    // Sync 'ParameterID' based on 'Source', because ngModel of <select> is bind to 'Source'
    $scope.$watch('selectRow.toBeEdit.Source', function (newValue) {
        angular.forEach($scope.sources, function (value, key) {
            if (value === newValue) {
                $scope.selectRow.toBeEdit.ParameterID = key;
            }
        });
    }, true);

    $scope.uploadFile = function (rowIndex) {
        UploadFile.uploadFile($scope, $scope.model[rowIndex]);
    };

    /* modelBuilder for create & export */
    $scope.modelBuilder = {
        create: function (data, LCAID) {
            try {
                var model = {
                    // importing only depends on the order of data, not month  
                    Scalar: parseFloat(data[1]) ? data[1].replaceAll(',', '') : 0,
                    Description: data[2],
                    ReferenceFileLink: data[3],
                    LCAID: LCAID
                };

                // check imported data length and model length (-1 for LCAID)
                //  +1 for month column
                if (data.length !== getObjectSize(model) - 1 + 1) {
                    throw resource['EXCELFileFormatWrong'];
                }
                return model;
            } catch (err) {
                return { error: err };
            }
        },
        export: function (list) {
            var data = [];

            // header
            data.push([resource['StaticLabelGlobal_Month'],
                resource['UsageAmount'],
                resource['DescriptionAndExplanation'],
                resource['StaticLabelEvidenceOfElectronicFile'] + resource['StaticLabelEvidenceOfElectronicFileDescription']]);

            // body
            angular.forEach(list, function (entry) {
                var csv = [];
                //column 1
                csv.push(entry.Month);
                //column 2
                csv.push(entry.Scalar);
                //column 3
                csv.push(entry.Description);
                //column 4
                csv.push(entry.ReferenceFileLink);

                data.push(csv);
            })
            ExportCsvService.startExport(data, "Export_SteamUsage.csv");
        }
    }

    /* file import options & modal control */
    $scope.fileImportOptions = {
        modelBuilder: $scope.modelBuilder,
        saveAsync: batchCreateAndUpdateCache
    };
    $scope.fileImportModal = {
        show: false
    }

    /* quote options & modal control */
    $scope.quoteOptions = {
        queryDataAsyncFn: function (LCAID) {
            var deferred = $q.defer();
            getAllDataAsync(LCAID).then(function (data) {
                deferred.resolve(data[1].data.SteamUsages.sort((a, b) => a.Index - b.Index));
            })
            return deferred.promise;
        },
        saveAsyncFn: batchCreateAndUpdateCache
    }
    $scope.quoteModal = {
        show: false
    }

    // Get data and prepare $scope.model
    getAllDataAsync($routeParams.LCAID)
        .then(function (response) {
            var lcaDetail = response[0];
            var steamUsages = response[1].data.SteamUsages;
            var sheetHeader = response[1].data.SheetHeader ? response[1].data.SheetHeader : {};
            //console.log('response[1].data', response[1].data);
            if (response[1].data.SteamUsages.length > 0) {
                $scope.form.factor = response[1].data.SteamUsages[0].Factor;
                $scope.form.factorSource = response[1].data.SteamUsages[0].FactorSource;
            }
            else {
                $scope.form.factor = response[1].data.factor;
                $scope.form.factorSource = response[1].data.factorSource;
            }
            var sources = response[1].data.options;
            // prepare area and correspondent year
            var area = [];
            var yearSource = {};
            var areaYear = [];
            for (var key in sources) {
                var items = sources[key].split(',');
                if (area.indexOf(items[0]) === -1)
                    area.push(items[0]);

                if (typeof yearSource[items[0]] === 'undefined')
                    yearSource[items[0]] = [];
                yearSource[items[0]].push({ Year: items[2], ParameterID: parseInt(key) });
            }

            for (var key in yearSource) {
                yearSource[key].sort(function (y1, y2) {
                    return y1.Year - y2.Year;
                });
            }

            var startDate = new Date(lcaDetail.StartDate);
            var endDate = new Date(lcaDetail.EndDate);
            // 將起訖日期改為同年第一與最後一天
            startDate.setMonth(0, 1);
            endDate.setMonth(11, 31);

            // prepare row data
            var steamModel = [];
            var currentDate = startDate;
            var i = 0;
            while (currentDate < endDate) {
                if (steamUsages.length > 0 && (steamUsages.length - i - 1) >= 0) {
                    var row = steamUsages[steamUsages.length - i - 1];
                    row.Month = DATE_CONSTANTS.months[currentDate.getMonth()];
                    row.showYear = currentDate.getFullYear();
                    row.newYear = { Year: row.Year, ParameterID: row.ParameterID };
                    steamModel[i++] = row;
                } else {
                    steamModel[i++] = {
                        ID: 0,
                        Index: i,
                        Year: 0,
                        newYear: {},
                        Scalar: 0,
                        Month: DATE_CONSTANTS.months[currentDate.getMonth()],
                        showYear: currentDate.getFullYear(),
                        ReferenceFileLink: '',
                        LCAID: $routeParams.LCAID,
                        KgCO2e: 0,
                        Description: ""
                    };
                }

                currentDate.setMonth(currentDate.getMonth() + 1);
            }

            $scope.model = steamModel;
            $scope.area = area;
            $scope.areaYear = areaYear;
            $scope.changeYear = function (area) {
                $scope.areaYear = yearSource[area];
                $scope.areaSelected = area;
                //console.log('changeYear', $scope.areaSelected);
            };
            $scope.onYearChange = function (theYear) {
                $scope.yearSelected = theYear;
                //console.log('onYearChange', theYear);
                // 這裡要call api 取得排放係數
                $http.get($scope.baseUrl+'/api/Parameter/GetValue/' + theYear.ParameterID)
                    .success(function (data, status, headers, config) {
                        $scope.form.factor = parseFloat(data);
                    })
                    .error(function (data, status, headers, config) {
                        //console.log('error', data, status);
                        console.log('error', data, status, headers, config);
                    });
            };
            $scope.onActivityChange = function (theActivity) {
                //console.log('onActivityChange',theActivity);
                $scope.activityDataType = theActivity;
            };
            $scope.onEmitparaChange = function (theEmitpara) {
                //console.log('onEmitparaChange',theEmitpara);
                $scope.emitParaType = theEmitpara;
            };
            $scope.sources = sources;
            calculateSum();

            //CFT-104, set area to taiwan by default.
            var lang = $cookies._culture;
            if (lang == "zh-tw") {
                $scope.areaSelected = "台灣";
            } else if (lang == "zh-cn") {
                $scope.areaSelected = "台湾";
            } else if (lang == "en-us") {
                if (area && angular.isArray(area)) {
                    for (var i = 0; i < area.length; i++) {
                        if (area[i].toLowerCase() == "taiwan") {
                            $scope.areaSelected = area[i];
                            break;
                        }
                    }
                }
            }

            $scope.changeYear($scope.areaSelected);
            // initial year
            if (steamUsages.length > 0) {
                //console.log('steamUsages[0]', steamUsages[0]);
                $scope.areaSelected = steamUsages[0].Area;
                $scope.changeYear($scope.areaSelected);
                $scope.yearSelected.Year = steamUsages[0].Year;
                $scope.yearSelected.ParameterID = steamUsages[0].ParameterID;
                //if (steamUsages[0].Factor != null) {
                //    $scope.factor = steamUsages[0].Factor;
                //}
            }

            // $scope.sheetHeader is parent's object
            $scope.sheetHeader.SheetFillerName = sheetHeader.SheetFillerName;
            $scope.sheetHeader.Phone = sheetHeader.Phone;
            $scope.sheetHeader.Department = sheetHeader.Department;

            //console.log('lcaDetail',lcaDetail);
            $scope.activityDataType = 0;
            $scope.emitParaType = 0;
            $scope.activityOptions = response[1].data.ActivityOptions;
            $scope.emitParaOptions = response[1].data.EmitParaOptions;

            // !!... 這裡無論如何，都無法更新api回覆的選項反應在dropdown上
            //$scope.activityDataType = lcaDetail.activityDataTypeSteamUsage;
            //$scope.emitParaType = lcaDetail.emitParaTypeSteamUsage;
            //$('#activityDataType').val(lcaDetail.activityDataTypeSteamUsage);
            //$('#emitParaType').val(lcaDetail.emitParaTypeSteamUsage);

            $timeout(function () {
                //console.log('$timeout', lcaDetail);
                $scope.activityDataType = lcaDetail.activityDataTypePowerUsage;
                $scope.emitParaType = lcaDetail.emitParaTypePowerUsage;
            });
        }, function (error) {
            //console.log(error);
        });

    // Get the lca status
    LCADetailCacheService.getLCADetailAsync($routeParams.LCAID)
        .then(function (lcaDetail) {

            // int 0, 1, 2, 3, 4
            $scope.lcaStatus = lcaDetail.Status;
            $scope.dataQualityOption.showSaveBtn = lcaDetail.Status == 1;
            // $scope.modalFormOption.editable = $scope.lcaStatus == 0;

        }, function (error) {
            //console.log(error);
        });

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

    /**
     * Private function: save all async
     * @param  {[Array]} : array of parsed objects
     * @return {[promise]}
     */
    function batchCreateAndUpdateCache(parsedList) {
        var deferred = $q.defer();
        // remove redundant content
        if (parsedList.length > $scope.model.length) {
            parsedList.splice($scope.model.length, parsedList.length - $scope.model.length);
        }

        //set index by order
        var index = 1
        angular.forEach(parsedList, function (item) {
            item.Index = index;
            index++;
        });

        // sava all
        // need to clear LCA cache since the save api may change activityDataTypePowerUsage and emitParaTypePowerUsage
        LCADetailCacheService.clearLCADetailFromCache($routeParams.LCAID);
        $http.post($scope.baseUrl+'/api/SteamUsage/SaveSteamUsages/' + $routeParams.LCAID + '/'
                + getActivityDataType() + '/' + getEmitParaType(), parsedList)
            .success(function (data) {
                // close modals
                $scope.fileImportModal.show = false;
                $scope.quoteModal.show = false;

                // update $scope.model
                for (var i = 0; i < $scope.model.length; i++) {
                    if (data.result[i]) {
                        $scope.model[i].Scalar = data.result[i].Scalar;
                        $scope.model[i].Description = data.result[i].Description
                    } else {
                        $scope.model[i].Scalar = 0;
                    }
                    $scope.model[i].Year = null;
                    $scope.model[i].KgCO2e = 0;
                    $scope.model[i].Description = data.result[i].Description;
                }

                calculateSum();

                deferred.resolve(data);
            })
            .error(function (e) {
                //console.log(e.Message);
            });


        return deferred.promise;
    }

    /**
     * Get all list data from server
     * @param  {[Int]} : LCAID
     * @return {[promise]}
     */
    function getAllDataAsync(LCAID) {
        var deferred = $q.defer();

        $q.all([LCADetailCacheService.getLCADetailAsync(LCAID),
                $http.get($scope.baseUrl+'/api/SteamUsage/GetSteamUsages/' + LCAID)])
            .then(function (data) {
                deferred.resolve(data);
            });

        return deferred.promise;
    }

    function calculateSum() {
        var sumScalar = 0;
        var sumKgCO2e = 0;
        angular.forEach($scope.model, function (item) {
            sumScalar += item.Scalar;
            sumKgCO2e += item.KgCO2e;
        });
        $scope.sumScalar = sumScalar;
        $scope.sumKgCO2e = sumKgCO2e;
    }

    function getActivityDataType() {
        var activityDataType = $('#activityDataType').val();// $scope.activityDataType;
        if (typeof (activityDataType) === 'undefined')
            activityDataType = 0;
        return activityDataType;
    }

    function getEmitParaType() {
        var emitParaType = $('#emitParaType').val();// $scope.emitParaType;
        if (typeof (emitParaType) === 'undefined')
            emitParaType = 0;
        return emitParaType;
    }

    $scope.saveData = function () {
        $scope.Editable = false;
        angular.forEach($scope.model, function (item) {
            item.Scalar = item.newScalar;
            item.Year = $scope.yearSelected.Year;//item.newYear.Year;
            item.Description = item.newDescription;
            item.ParameterID = $scope.yearSelected.ParameterID;//item.newYear.ParameterID;
            item.Area = $scope.areaSelected;
            item.Factor = $scope.form.factor;
            item.FactorSource = $scope.form.factorSource;
        });

        // need to clear LCA cache since the save api may change activityDataTypePowerUsage and emitParaTypePowerUsage
        LCADetailCacheService.clearLCADetailFromCache($routeParams.LCAID);
        //console.log('2', $scope.model);
        $http.post($scope.baseUrl+'/api/SteamUsage/SaveSteamUsages/' + $routeParams.LCAID + '/'
            + getActivityDataType() + '/' + getEmitParaType()
            , $scope.model).then(function (response) {
                for (var i = 0; i < $scope.model.length; i++) {
                    $scope.model[i].KgCO2e = response.data.result[i].KgCO2e;
                }
                //angular.forEach($scope.model, function (entry, index) {
                //    entry.KgCO2e = data.result[index].KgCO2e;
                //})
                calculateSum();
            //})
            //.error(function (e) {
            //    console.log(e.Message);
            });
    };

    $scope.cancelData = function () {
        $scope.Editable = false;
        angular.forEach($scope.model, function (item) {
            item.newScalar = item.Scalar;
            item.newDescription = item.Description;
            item.newYear.Year = item.Year;
            item.ReferenceFileLink = item.newReferenceFileLink;
        });
    };

    $scope.editProcess = function (selected) {
        $scope.Editable = true;
        angular.forEach($scope.model, function (item) {
            item.newScalar = item.Scalar;
            item.newDescription = item.Description;
            item.newYear.ParameterID = item.ParameterID;
            item.newReferenceFileLink = item.ReferenceFileLink;
        });
    };
            
    $scope.deleteFile = function (row) {
        if (confirm(resource['DeleteItemMsg'])) {
            row.ReferenceFileLink = '';
        }
    };

    $scope.onAllocationChange = function (Allocation) {
        $scope.Allocation = Allocation
        if ($scope.Allocation == 0) //重量分配
            //$scope.Ratio = $scope.calculate($scope.lcaDetail.ProductProductionPcs, $scope.product.Weight, $scope.lcaDetail.FabProductionWeight);
            $scope.Ratio = $scope.calculate($scope.lcaDetail.ProductProductionPcs * $scope.product.Weight / $scope.lcaDetail.FabProductionWeight, 1, $scope.lcaDetail.ProductProductionPcs);
        else if ($scope.Allocation == 1) //面積分配
            //$scope.Ratio = $scope.calculate($scope.lcaDetail.ProductProductionPcs, $scope.product.AreaSize, $scope.lcaDetail.FabProductionArea);
            $scope.Ratio = $scope.calculate($scope.lcaDetail.ProductProductionPcs * $scope.product.AreaSize / $scope.lcaDetail.FabProductionArea, 1, $scope.lcaDetail.ProductProductionPcs);
        else if ($scope.Allocation == 2) //產量分配
            //$scope.Ratio = $scope.calculate($scope.lcaDetail.ProductProductionPcs, 1, $scope.lcaDetail.FabProductionPcs);
            $scope.Ratio = $scope.calculate($scope.lcaDetail.ProductProductionPcs, 1, $scope.lcaDetail.FabProductionPcs);
        else if ($scope.Allocation == 3) //經濟分配
            //$scope.Ratio = $scope.calculate($scope.lcaDetail.ProductProductionPcs, $scope.lcaDetail.ProductProductionEconomic, $scope.lcaDetail.FabProductionEconomic);
            $scope.Ratio = $scope.calculate($scope.lcaDetail.ProductProductionPcs * $scope.lcaDetail.ProductProductionEconomic / $scope.lcaDetail.FabProductionEconomic, 1, $scope.lcaDetail.ProductProductionPcs);
        else if ($scope.Allocation == 4) //工時分配
            //$scope.Ratio = $scope.calculate($scope.lcaDetail.ProductProductionPcs, $scope.lcaDetail.ProductProductionHour, $scope.lcaDetail.FabProductionHour);
            $scope.Ratio = $scope.calculate($scope.lcaDetail.ProductProductionPcs * $scope.lcaDetail.ProductProductionHour / $scope.lcaDetail.FabProductionHour, 1, $scope.lcaDetail.ProductProductionPcs);
        else if ($scope.Allocation == 99)
            $scope.Ratio = 1;

        $http.post($scope.baseUrl+'/api/LCA/SaveAllocation/' + $routeParams.LCAID + '/' + $routeParams.DetailType + '/' + $scope.Allocation)
            .success(function (data) {
                $scope.modifyCacheAllocation();
            })
    }

    $scope.dataQualityShow = function () {
        $http.get($scope.baseUrl+'/api/DataQualityLevel/GetByTableLCAID/' + $routeParams.LCAID + '/LCACommonSurveyForm_SteamUsages/'
        ).success(function (data) {
            angular.copy(data, $scope.dataQualityOption.data);
            //todo !!... load pre saved data
            //$scope.dataQualityOption.Fi = 0.0123;//test only;
            //todo !!... 還需要總碳排量才能算出 碳排量佔比
            $scope.dataQualityOption.show = true;
        }).error(function (data, status) {
            alert(data.ExceptionMessage);
        });
    };
}]);