"use strict";
/**
 * Created by andey on 19-08-2017.
 */
(function () {
    'use strict';
    angular.module('layoutConfigModule')
        .controller('StatusBarController', ['$scope', 'events', 'objectValueMapperService', 'fieldValidationModel',
        'ticketModel', '$rootScope', '$modal', 'screenConfigurationModel',
        function ($scope, events, objectValueMapperService, fieldValidationModel, ticketModel, $rootScope, $modal, screenConfigurationModel) {
            var originalStatus, originalStatusReason;
            var selected = {
                status: null,
                statusReason: null,
                resolutionNote: null
            }, statusField = new FieldVO().build({
                name: $scope.ticket.type === EntityVO.TYPE_TASK ? 'taskStatus' : 'status',
                type: 'characterField',
                dataType: 'text',
                ootb: true,
                editable: true,
                readOnly: false
            }), validStatuses, originalTicket;
            if ($scope.data) {
                statusField = angular.copy($scope.data);
            }
            $scope.statusField = statusField;
            $scope.defaultResolutionNoteLength = 250;
            $scope.displayTruncatedText = false;
            $scope.isStatusDisabled = function () {
                return $scope.ticket.accessMappings.allEditAllowed === false || ($scope.ticket.type === EntityVO.TYPE_TASK
                    ? $scope.ticket.accessMappings.fieldMappings.taskStatus === 'read'
                    : $scope.ticket.accessMappings.fieldMappings.status === 'read');
            };
            $scope.isStatusReasonDisabled = function () {
                return $scope.ticket.accessMappings.allEditAllowed === false || ($scope.ticket.type === EntityVO.TYPE_TASK
                    ? $scope.ticket.accessMappings.fieldMappings.taskStatusReason === 'read'
                    : $scope.ticket.accessMappings.fieldMappings.statusReason === 'read');
            };
            $scope.isResolutionDisabled = function () {
                return $scope.ticket.accessMappings.fieldMappings.statusReason === 'read';
            };
            var statusReasonField = new FieldVO().build({
                name: $scope.ticket.type === EntityVO.TYPE_TASK ? 'taskStatusReason' : 'statusReason',
                type: 'characterField',
                dataType: 'text',
                ootb: true
            }), resolutionNoteField = new FieldVO().build({
                name: 'resolution',
                type: 'characterField',
                dataType: 'text',
                ootb: true
            });
            $scope.statusReasonField = statusReasonField;
            function init() {
                selected.status = _.cloneDeep(_.find($scope.metadata.statuses, { name: $scope.ticket.status.value }));
                originalStatus = _.cloneDeep(selected.status);
                if (!_.isEmpty(selected.status)) {
                    selected.statusReason = _.find(selected.status.statusReasons, { name: $scope.ticket.status.reason });
                    if ($scope.ticket.status.reason && !selected.statusReason) {
                        var screenName = screenConfigurationModel.getScreenNameByTicketType($scope.ticket.type), screenPanels = screenConfigurationModel.screensCacheByName[screenName]
                            ? screenConfigurationModel.screensCacheByName[screenName].panels : [], statusFieldFull, statusReasonFieldFull;
                        _.forEach(screenPanels, function (panel) {
                            statusFieldFull = _.findLast(panel.fields, { name: 'status' });
                            if (statusFieldFull) {
                                return false;
                            }
                        });
                        statusReasonFieldFull = _.find(statusFieldFull.members, { name: statusReasonField.name });
                        selected.statusReason = _.find(statusReasonFieldFull.options, { name: $scope.ticket.status.reason });
                    }
                }
                else {
                    selected.statusReason = null;
                }
                originalStatusReason = _.cloneDeep(selected.statusReason);
                selected.resolutionNote = $scope.ticket.resolution ? $scope.ticket.resolution : '';
                selected.resolutionNoteLength = selected.resolutionNote ? selected.resolutionNote.length : 0;
                if (selected.resolutionNoteLength > $scope.defaultResolutionNoteLength) {
                    $scope.displayTruncatedText = true;
                }
                if (selected.status && selected.status.invalidStatusTransitions && selected.status.invalidStatusTransitions.length) {
                    $scope.availableStatuses = _.filter($scope.metadata.statuses, function (status) {
                        return ~_.indexOf(selected.status.invalidStatusTransitions, status.name) ? false : true;
                    });
                }
                else if (selected.status && selected.status.validKnowledgeTransitions) {
                    if (selected.status.validKnowledgeTransitions.length) {
                        $scope.availableStatuses = _.filter($scope.metadata.statuses, function (status) {
                            return _.find(selected.status.validKnowledgeTransitions, { validStatus: status.name });
                        });
                    }
                    else {
                        $scope.availableStatuses = [];
                    }
                }
                else if ($scope.ticket.type === EntityVO.TYPE_CHANGE || (($scope.ticket.type === EntityVO.TYPE_PROBLEM || $scope.ticket.type === EntityVO.TYPE_KNOWNERROR) && !$scope.isDraft)) {
                    ticketModel.getAvailableStatuses($scope.ticket.id, $scope.ticket.type).then(function (validStatuses) {
                        $scope.availableStatuses = _.filter($scope.metadata.statuses, function (status) {
                            return validStatuses.indexOf(status.name) !== -1;
                        });
                    });
                }
                else if ($scope.ticket.type === EntityVO.TYPE_RELEASE && !$scope.isDraft) {
                    $scope.availableMilestoneStatuses = _.filter($scope.metadata.milestones, function (milestone) {
                        return _.findIndex(validStatuses, { milestone: milestone.name }) !== -1;
                    });
                    $scope.changeMileStone(selected.milestone, 'release');
                }
                else {
                    $scope.availableStatuses = $scope.metadata.statuses;
                }
                statusField.value = selected.status && selected.status.name;
                statusReasonField.value = selected.statusReason && selected.statusReason.name;
                resolutionNoteField.value = selected.resolutionNote;
                objectValueMapperService.addFields([statusField, statusReasonField, resolutionNoteField]);
                $scope.selected = selected;
                statusField.value = selected.status && selected.status.name;
                statusReasonField.value = selected.statusReason ? selected.statusReason.name : '';
                resolutionNoteField.value = selected.resolutionNote || '';
                if (selected.status && selected.status.name === 'Pending' && selected.status.statusReasons) {
                    _.remove(selected.status.statusReasons, function (reason) {
                        return reason.name === 'Pending Original Incident';
                    });
                }
            }
            init();
            $scope.loadMore = function () {
                $scope.selected.expanded = (_.isUndefined($scope.selected.expanded)) ? true : !$scope.selected.expanded;
            };
            $scope.$watch('statusField.setValueFlag', function (value) {
                var status;
                if (value !== '#$#') {
                    if (value) {
                        status = _.find($scope.metadata.statuses, { name: value });
                        if (status) {
                            $scope.changeStatus(status);
                        }
                    }
                    $scope.statusField.setValueFlag = '#$#';
                }
            });
            $scope.$watch('statusReasonField.setValueFlag', function (value) {
                var statusReason;
                if (value !== '#$#') {
                    if (value) {
                        statusReason = _.find(selected.status.statusReasons, { name: value });
                        if (statusReason) {
                            $scope.changeStatusReason(statusReason);
                        }
                    }
                    $scope.statusReasonField.setValueFlag = '#$#';
                }
            });
            $scope.changeStatus = function (status) {
                selected.status = status;
                selected.statusReason = null;
                if ($scope.ticket.type && $scope.ticket.type === 'incident' && $scope.ticket.resolution === null && (selected.status.name !== 'Closed' && selected.status.name !== 'Resolved')) {
                    selected.resolutionNote = '';
                    $scope.changeResolutionNote();
                }
                var statusField = objectValueMapperService.getFieldByName($scope.ticket.type === EntityVO.TYPE_TASK ? 'taskStatus' : 'status');
                statusField.value = selected.status.name;
                //set the status reason field value on status change, otherwise the expressions are not evaluated correctly
                var statusReasonField = objectValueMapperService.getFieldByName($scope.ticket.type === EntityVO.TYPE_TASK ? 'taskStatusReason' : 'statusReason');
                statusReasonField.value = selected.statusReason && selected.statusReason.name;
                var memberName = $scope.ticket.type === EntityVO.TYPE_TASK ? 'taskStatus' : 'status';
                $scope.$emit(events.WIDGET_VALUE_CHANGE, { fieldName: statusField.name, memberName: memberName });
                $scope.fixScheduledDates = $scope.ticket.type === 'change' && selected.status.name === 'Scheduled For Review'
                    && (($scope.ticket.scheduledStartDate && $scope.ticket.scheduledStartDate.valueOf() <= $scope.ticket.earliestStartDate)
                        || ($scope.ticket.scheduledEndDate && $scope.ticket.scheduledEndDate.valueOf() <= $scope.ticket.earliestStartDate));
                if ($scope.ticket.type && $scope.ticket.type === 'change' && selected.status.name === 'Completed') {
                    selected.statusReason = _.find(status.statusReasons, { name: 'Final Review Required' });
                }
                if (selected.status && selected.status.name === 'Pending' && selected.status.statusReasons) {
                    _.remove(selected.status.statusReasons, function (reason) {
                        return reason.name === 'Pending Original Incident';
                    });
                }
            };
            $scope.changeStatusReason = function (statusReason) {
                selected.statusReason = statusReason;
                var statusReasonField = objectValueMapperService.getFieldByName($scope.ticket.type === EntityVO.TYPE_TASK ? 'taskStatusReason' : 'statusReason');
                statusReasonField.value = selected.statusReason.name;
                var memberName = $scope.ticket.type === EntityVO.TYPE_TASK ? 'taskStatusReason' : 'statusReason';
                $scope.$emit(events.WIDGET_VALUE_CHANGE, { fieldName: statusReasonField.name, memberName: memberName });
            };
            $scope.changeResolutionNote = function () {
                var resolutionNoteField = objectValueMapperService.getFieldByName('resolution');
                resolutionNoteField.value = selected.resolutionNote;
                $scope.$emit(events.WIDGET_VALUE_CHANGE, { fieldName: resolutionNoteField.name, memberName: 'resolution' });
            };
            $scope.needResolutionNote = function () {
                return ($scope.ticket.type === EntityVO.TYPE_INCIDENT) && (~[EntityVO.STATUS_CLOSED, EntityVO.STATUS_RESOLVED].indexOf(selected.status.name.toLowerCase()) || !_.isEmpty($scope.ticket.resolution));
            };
            $scope.isFieldRequired = function (fieldName) {
                if (fieldName === 'statusReason') {
                    if ($scope.ticket.type === EntityVO.TYPE_INCIDENT || $scope.ticket.type === EntityVO.TYPE_CHANGE || $scope.ticket.type === EntityVO.TYPE_RELEASE
                        || $scope.ticket.type === EntityVO.TYPE_PROBLEM || $scope.ticket.type === EntityVO.TYPE_TASK || $scope.ticket.type === EntityVO.TYPE_KNOWNERROR) {
                        return fieldValidationModel.isFieldRequired($scope.ticket.type, $scope.selected.status.name, $scope.ticket.timing, fieldName);
                    }
                    else if ($scope.ticket.type === EntityVO.TYPE_WORKORDER || $scope.ticket.type === EntityVO.TYPE_ACTIVITY) {
                        return false;
                    }
                    else {
                        return true;
                    }
                }
                //only show when moving from a status where it's not required to a status where it's required
                return fieldValidationModel.isFieldRequired($scope.ticket.type, $scope.ticket.status.value, $scope.ticket.timing, fieldName)
                    && !fieldValidationModel.isFieldRequired($scope.ticket.type, originalTicket.status.value, $scope.ticket.timing, fieldName);
            };
            $scope.switchState = function (direction, ticketType) {
                var currentStatusIndex, switchToState = {}, prevStatusIndex, nextStatusIndex;
                if (ticketType !== 'release') {
                    currentStatusIndex = _.findIndex($scope.availableStatuses, function (status) {
                        return status.index === $scope.selected.status.index;
                    });
                }
                else {
                    currentStatusIndex = _.findIndex($scope.availableMilestoneStatuses, function (status) {
                        return status.index === $scope.selected.milestone.index;
                    });
                }
                if (currentStatusIndex !== -1) {
                    if (direction === 'prev') {
                        if ((ticketType === 'change' || ticketType === 'problem')
                            && $scope.availableStatuses[currentStatusIndex].name === 'Completed') {
                            prevStatusIndex = currentStatusIndex !== 0 ? parseInt(currentStatusIndex - 2) : 0;
                        }
                        else {
                            prevStatusIndex = currentStatusIndex !== 0 ? parseInt(currentStatusIndex - 1) : 0;
                        }
                        if (ticketType === 'release') {
                            switchToState = $scope.availableMilestoneStatuses[prevStatusIndex] || {};
                        }
                        else {
                            switchToState = $scope.availableStatuses[prevStatusIndex] || {};
                        }
                    }
                    else if (direction === 'next') {
                        if (((ticketType === 'change' && ($scope.availableStatuses[currentStatusIndex].name === 'Implementation In Progress'
                            || $scope.availableStatuses[currentStatusIndex].name === 'Planning In Progress')) || ticketType === 'problem')
                            && $scope.availableStatuses[currentStatusIndex + 1]
                            && $scope.availableStatuses[currentStatusIndex + 1].name === 'Pending') {
                            nextStatusIndex = currentStatusIndex !== $scope.availableStatuses.length - 1 ? parseInt(currentStatusIndex + 2) : $scope.availableStatuses.length - 1;
                        }
                        else {
                            nextStatusIndex = currentStatusIndex !== $scope.availableStatuses.length - 1 ? parseInt(currentStatusIndex + 1) : $scope.availableStatuses.length - 1;
                        }
                        if (ticketType === 'release') {
                            switchToState = $scope.availableMilestoneStatuses[nextStatusIndex] || {};
                        }
                        else {
                            switchToState = $scope.availableStatuses[nextStatusIndex] || {};
                        }
                    }
                }
                if (ticketType !== 'release') {
                    $scope.changeStatus(switchToState, ticketType);
                }
                else {
                    selected.status = {};
                    $scope.changeMileStone(switchToState, ticketType);
                }
            };
            $scope.clearStatusReason = function (item) {
                var statusReasonField = objectValueMapperService.getFieldByName($scope.ticket.type === EntityVO.TYPE_TASK ? 'taskStatusReason' : 'statusReason');
                statusReasonField.value = "";
            };
            $scope.checkStatusSwitcherIsDisabled = function (type, ticketType) {
                var noSwitchStatuses = ['Pending', 'Cancelled', 'Closed', 'Rejected'], currentStatusIndex, nextStatusIndex, nextStatus;
                if (ticketType !== 'release') {
                    currentStatusIndex = _.findIndex($scope.availableStatuses, function (status) {
                        return status.index === $scope.selected.status.index;
                    });
                }
                else {
                    currentStatusIndex = _.findIndex($scope.availableMilestoneStatuses, function (status) {
                        return status.index === $scope.selected.milestone.index;
                    });
                }
                if (currentStatusIndex !== -1 && ticketType !== 'release') {
                    if (type === 'prev') {
                        return ((currentStatusIndex === 0)
                            || noSwitchStatuses.indexOf($scope.selected.status.name) >= 0);
                    }
                    else if (type === 'next') {
                        if (((ticketType === 'change'
                            && ($scope.availableStatuses[currentStatusIndex].name === 'Implementation In Progress'
                                || $scope.availableStatuses[currentStatusIndex].name === 'Planning In Progress'))
                            || (ticketType === 'problem' || ticketType === 'knownerror'))
                            && $scope.availableStatuses[currentStatusIndex + 1]
                            && ($scope.availableStatuses[currentStatusIndex + 1].name === 'Pending'
                                || $scope.availableStatuses[currentStatusIndex + 1].name === 'Cancelled')) {
                            nextStatusIndex = parseInt(currentStatusIndex + 2);
                            nextStatus = $scope.availableStatuses[nextStatusIndex] || {};
                        }
                        else {
                            nextStatusIndex = parseInt(currentStatusIndex + 1);
                            nextStatus = $scope.availableStatuses[nextStatusIndex] || {};
                        }
                        if ($scope.selected.status.name === 'Completed' && nextStatus.name === 'Closed') {
                            return (noSwitchStatuses.indexOf($scope.selected.status.name) >= 0);
                        }
                        else {
                            return (noSwitchStatuses.indexOf(nextStatus.name) >= 0
                                || noSwitchStatuses.indexOf($scope.selected.status.name) >= 0);
                        }
                    }
                }
                if (currentStatusIndex !== -1 && ticketType === 'release') {
                    if (type === 'prev') {
                        return (currentStatusIndex === 0);
                    }
                    else if (type === 'next') {
                        nextStatusIndex = parseInt(currentStatusIndex + 1);
                        if ($scope.availableMilestoneStatuses[nextStatusIndex] === undefined) {
                            return true;
                        }
                    }
                }
            };
            $scope.$on(events.TOGGLE_EDIT_MODE, handleToggleEditMode);
            $scope.$on(events.AFTER_SAVED_CHANGES, afterSaveChangesHandler);
            $scope.$on(events.DISCARD_CHANGES, handleDiscardChanges);
            var unbindRootScopeListener = $rootScope.$on(events.TICKET_TEMPLATE_UPDATED, function (e, value) {
                selected.status = value.selectedStatus;
                selected.statusReason = value.selectedStatusReason;
                statusField.value = value.selectedStatus.name;
                selected.resolutionNote = value.resolution;
            });
            function handleToggleEditMode() {
                $scope.editMode = true;
            }
            function afterSaveChangesHandler() {
                $scope.editMode = false;
                originalStatus = _.cloneDeep(selected.status);
                originalStatusReason = _.cloneDeep(selected.statusReason);
            }
            function handleDiscardChanges() {
                $scope.editMode = false;
                selected.status = _.cloneDeep(originalStatus);
                selected.statusReason = _.cloneDeep(originalStatusReason);
                init();
            }
            function checkIfValidDates() {
                var scheduledStartTime = $scope.ticket.scheduledStartDate.valueOf(), scheduledEndTime = $scope.ticket.scheduledEndDate.valueOf();
                $scope.fixScheduledDates = $scope.ticket && $scope.ticket.type === 'change'
                    && selected.status.name === 'Scheduled For Review'
                    && (scheduledStartTime <= $scope.ticket.earliestStartDate || scheduledEndTime <= $scope.ticket.earliestStartDate);
            }
            $scope.$watch('ticket.scheduledStartDate', function () {
                if ($scope.ticket && $scope.ticket.type === 'change'
                    && selected.status.name === 'Scheduled For Review' && $scope.ticket.scheduledStartDate) {
                    checkIfValidDates();
                }
            });
            $scope.$watch('ticket.scheduledEndDate', function () {
                if ($scope.ticket && $scope.ticket.type === 'change'
                    && selected.status.name === 'Scheduled For Review' && $scope.ticket.scheduledEndDate) {
                    checkIfValidDates();
                }
            });
            $scope.editTicketStatus = function () {
                $scope.$emit(events.EDIT_STATUS_CLICK);
            };
            $scope.$on('$destroy', function () {
                unbindRootScopeListener();
            });
        }]);
})();