app.controller('masterScenarioCalendarController', ['$scope', '$http', '$location', '$timeout', function ($scope, $http, $location, $timeout) {
	$scope.collapsedIcon = 'fa-plus-square';
	$scope.nonCollapsedIcon = 'fa-minus-square';
	$scope.checkedExpenditures = [];

	$scope.calendarFilters = {
		IsTableModeQuantity: true,
		ShowActuals: false,
		IsViewModeMonth: true,
		IsUOMHours: null,
		ProjectId: null
	};

	$scope.$watch('calendarFilters.IsUOMHours', function (oldValue, newValue) {
		if (oldValue != newValue) {
			savePagePreferences();
			$scope.getCalendar();
		}
	});
	$scope.$watch('calendarFilters.IsTableModeQuantity', function (oldValue, newValue) {
		if (oldValue != newValue) {
			savePagePreferences();
		}
	});
	$scope.$watch('calendarFilters.IsViewModeMonth', function (oldValue, newValue) {
		if (oldValue != newValue) {
			savePagePreferences();
			$scope.switchViewMode();
		}
	});
	$scope.$watch('calendarFilters.ShowActuals', function (oldValue, newValue) {
		if (oldValue != newValue) {
			savePagePreferences();
			$scope.getCalendar();
		}
	});
	$scope.init = function (data) {
		if (!data)
			return;

		$scope.calendarFilters.ProjectId = data.ProjectId;
		if (data.PagePreferences && data.PagePreferences.length > 0) {
			var pagePrefArray = JSON.parse(data.PagePreferences);

			for (var i = 0; i < pagePrefArray.length; i++) {
				switch (pagePrefArray[i].Key) {
					case "uomMode":
						$scope.calendarFilters.IsUOMHours = pagePrefArray[i].Value;
						break;
					case "chMode":
						$scope.calendarFilters.IsTableModeQuantity = pagePrefArray[i].Value;
						break;
					case "monthWeekMode":
						$scope.calendarFilters.IsViewModeMonth = pagePrefArray[i].Value;
						break;
					case "actualsMode":
						$scope.calendarFilters.ShowActuals = pagePrefArray[i].Value;
						break;
					default:
						console.log("Restore page preferences (Master Scenario Details): data key not found in parsing loaded preferences (datakey=" +
                            pagePrefArray[i].Key + ", dataSection=" + data.DataSection + ")");
				}
			}
		}

		if ($scope.calendarFilters.IsUOMHours == null || $scope.calendarFilters.IsUOMHours == undefined)
			$scope.calendarFilters.IsUOMHours = data.IsUOMHours;

		$scope.getCalendar();
	};
	$scope.getCalendar = function () {
		$scope.data = null;
		blockUI();

		var data = {
			ProjectId: $scope.calendarFilters.ProjectId,
			IsUOMHours: $scope.calendarFilters.IsUOMHours,
			ShowActuals: $scope.calendarFilters.ShowActuals
		};

		$http.post('/Scenarios/GetMasterScenarioCalendar', JSON.stringify(data))
             .success(function (data, status, headers, config) {
             	if (!data || !data.Headers || data.Headers.length < 1) {
             		unblockUI();
             		return;
             	}
             	$scope.data = data;
             	$scope.checkedExpenditures = [];

             	$scope.switchViewMode();

             	unblockUI();
             })
            .error(function (data, status, headers, config) {
            	console.log("an error occurred while loading master scenario calendar");
            	unblockUI();
            });
	}
	$scope.onMonthHeaderClick = function (header) {
		header.Collapsed = !header.Collapsed;
		header.Show = !header.Show;
		header.CollapsedClass = header.Collapsed ? $scope.collapsedIcon : $scope.nonCollapsedIcon;
		if (header.Weeks && header.Weeks.length > 0)
			for (var i = 0; i < header.Weeks.length; i++) {
				$scope.data.Headers[header.Weeks[i]].Collapsed = header.Collapsed;
				$scope.data.Headers[header.Weeks[i]].Show = !header.Collapsed;
			}
		$scope.resizeFreezAng();
	}

	$scope.collectchecked = function (obj) {
		$scope.checkedExpenditures = [];
		if ($scope.data == null || $scope.data.ScenarioCalendar == null || obj == null)
			return;

		for (var i = 1; i < $scope.data.ScenarioCalendar.length; i++) {
			if (($scope.data.ScenarioCalendar[i].Checked && obj.ExpCatId != $scope.data.ScenarioCalendar[i].ExpCatId) ||
                (!obj.Checked && obj.ExpCatId == $scope.data.ScenarioCalendar[i].ExpCatId))
				$scope.checkedExpenditures.push($scope.data.ScenarioCalendar[i]);
		}
		$scope.applyChecked();
	};

	$scope.checkAll = function () {
		$scope.checkedExpenditures = [];
		var checked = !$scope.data.ScenarioCalendar[0].Checked;
		if ($scope.data == null || $scope.data.ScenarioCalendar == null)
			return;
		for (var i = 1; i < $scope.data.ScenarioCalendar.length; i++) {
			$scope.data.ScenarioCalendar[i].Checked = checked;
			if (checked)
				$scope.checkedExpenditures.push($scope.data.ScenarioCalendar[i]);
		}
		$scope.applyChecked();
	};

	$scope.onExpCatClick = function (row) {
		// skip collapsing in actuals mode
		if ($scope.calendarFilters.ShowActuals)
			return;

		row.Collapsed = !row.Collapsed;
		row.CollapsedClass = row.Collapsed ? $scope.collapsedIcon : $scope.nonCollapsedIcon;
	};

	$scope.resizeFreezAng = function () {
		setTimeout(function () {
			resizeFreez('master-scenario-table');
		}, 0);
	};

	$scope.applyChecked = function () {
		$scope.data.ScenarioCalendar[0].Checked = ($scope.checkedExpenditures.length == ($scope.data.ScenarioCalendar.length - 1));
	};

	$scope.switchViewMode = function () {
		for (var i = 0; i < $scope.data.Headers.length; i++) {
			if ($scope.data.Headers[i].IsMonth) {
				$scope.data.Headers[i].Collapsed = $scope.calendarFilters.IsViewModeMonth;
				$scope.data.Headers[i].Show = $scope.calendarFilters.IsViewModeMonth;
				$scope.data.Headers[i].CollapsedClass = $scope.calendarFilters.IsViewModeMonth ? $scope.collapsedIcon : $scope.nonCollapsedIcon;
			} else {
				$scope.data.Headers[i].Collapsed = $scope.calendarFilters.IsViewModeMonth;
				$scope.data.Headers[i].Show = !$scope.calendarFilters.IsViewModeMonth;
			}
		}
		$scope.resizeFreezAng();
	};
	$scope.getDisabledShowGraph = function () {
		return $scope.checkedExpenditures.length <= 0 ? "disabled" : "";
	};

	$scope.graphData = [];
	$scope.maxGraphValue = 0;
	$scope.showGraph = function () {
		// prepare data
		$scope.maxGraphValue = 0;
		$scope.graphData = [];

		var startDate = new Date($scope.data.StartDate);
		var endDate = new Date($scope.data.EndDate);
		var days = (endDate - startDate) / (1000 * 60 * 60 * 24);
		var i;

		for (i = 1; i < $scope.data.ScenarioCalendar.length; i++) {
			// skip this row if it is not checked
			if (!$scope.data.ScenarioCalendar[i].Checked)
				continue;

			var expCatData = new Array();
			for (var colIndex = 0; colIndex < $scope.data.Headers.length; colIndex++) {
				if ($scope.data.Headers[colIndex].IsMonth)
					continue;
				expCatData[expCatData.length] = [$scope.data.Headers[colIndex].Milliseconds, $scope.data.ScenarioCalendar[i].QuantityValues[colIndex]];
				if (true !== $scope.calendarFilters.IsTableModeQuantity) {
					expCatData[expCatData.length - 1][1] = $scope.data.ScenarioCalendar[i].CostValues[colIndex];
				}
				if (expCatData[expCatData.length - 1][1] > $scope.maxGraphValue)
					$scope.maxGraphValue = expCatData[expCatData.length - 1][1];
				expCatData[expCatData.length - 1][1] = expCatData[expCatData.length - 1][1].toFixed(2);
			}
			$scope.graphData[$scope.graphData.length] = {
				label: $scope.data.ScenarioCalendar[i].ExpCatName,
				data: expCatData,
				lines: { show: true, fill: true, steps: false },
				filledPoints: true,
				stack: true
			};
		}

		$timeout(function () {
			$scope.initGraph()
		});
	};
	$scope.initGraph = function () {
		// Init Chart
		$('#DetailsGraphContainer').html('<div id="divDetailsGraph"></div>');
		$("#modalGraph").modal("show");

		// SA. ENV-574
		var C_MAX_GRAPH_TICK_LABELS = 8;
		var maxSeriePoints = 0;

		if ($scope.graphData && $scope.graphData.length > 0) {

			$.each($scope.graphData, function (index, data) {
				if (data.data && (data.data.length > 0)) {
					maxSeriePoints = Math.max(maxSeriePoints, data.data.length);
				}
			});
		}

		var tickStep = Math.round((maxSeriePoints / 4) / C_MAX_GRAPH_TICK_LABELS);
		tickStep = (tickStep > 0) ? tickStep : 1;

		$('#divDetailsGraph').pixelPlot($scope.graphData, {
			series: {
				points: {
					show: false
				},
				lines: {
					show: true,
				}
			},
			xaxis: {
				mode: "time",
				tickSize: [tickStep, "month"]
			}
		}, {
			height: 405,
			width: 405,
			tooltipText: "y + ' units at ' + (new Date(x)).toString()"
		});
	};
}]);