/*=======================================================================*/
/*=====  There are three examples: for delete, edit and add entity  =====*/
/*=======================================================================*/
/*=======================  Delete entity example  =======================*/
/*=======================================================================*/
//
//let $injector = widgetContext.$scope.$injector;
//let dialogs = $injector.get(widgetContext.servicesMap.get('dialogs'));
//let assetService = $injector.get(widgetContext.servicesMap.get('assetService'));
//let deviceService = $injector.get(widgetContext.servicesMap.get('deviceService'));
//
//openDeleteEntityDialog();
//
//function openDeleteEntityDialog() {
//    let title = 'Delete ' + entityId.entityType.toLowerCase() + ' ' +
//                 entityName;
//    let content = 'Are you sure you want to delete the ' +
//                  entityId.entityType.toLowerCase() + ' ' + entityName + '?';
//    dialogs.confirm(title, content, 'Cancel', 'Delete').subscribe(
//        function(result) {
//            if (result) {
//                deleteEntity();
//            }
//        }
//    );
//}
//
//function deleteEntity() {
//    deleteEntityObservable(entityId).subscribe(
//        function success() {
//            widgetContext.updateAliases();
//        },
//        function fail() {
//            showErrorDialog();
//        }
//    );
//}
//
//function deleteEntityObservable(entityId) {
//    if (entityId.entityType == "ASSET") {
//        return assetService.deleteAsset(entityId.id);
//    } else if (entityId.entityType == "DEVICE") {
//        return deviceService.deleteDevice(entityId.id);
//    }
//}
//
//function showErrorDialog() {
//    let title = 'Error';
//    let content = 'An error occurred while deleting the entity. Please try again.';
//    dialogs.alert(title, content, 'CLOSE').subscribe(
//        function(result) {}
//    );
//}
//
/*=======================================================================*/
/*========================  Edit entity example  ========================*/
/*=======================================================================*/
//
//let $injector = widgetContext.$scope.$injector;
//let customDialog = $injector.get(widgetContext.servicesMap.get('customDialog'));
//let entityService = $injector.get(widgetContext.servicesMap.get('entityService'));
//let assetService = $injector.get(widgetContext.servicesMap.get('assetService'));
//let deviceService = $injector.get(widgetContext.servicesMap.get('deviceService'));
//let attributeService = $injector.get(widgetContext.servicesMap.get('attributeService'));
//let entityRelationService = $injector.get(widgetContext.servicesMap.get('entityRelationService'));
//
//openEditEntityDialog();
//
//function openEditEntityDialog() {
//    customDialog.customDialog(htmlTemplate, EditEntityDialogController).subscribe();
//}
//
//function EditEntityDialogController(instance) {
//    let vm = instance;
//
//    vm.entityName = entityName;
//    vm.entityType = entityId.entityType;
//    vm.entitySearchDirection = {
//        from: "FROM",
//        to: "TO"
//    };
//    vm.attributes = {};
//    vm.oldRelationsData = [];
//    vm.relationsToDelete = [];
//    vm.entity = {};
//
//    vm.editEntityFormGroup = vm.fb.group({
//        entityName: ['', [vm.validators.required]],
//        entityType: [null],
//        entityLabel: [null],
//        type: ['', [vm.validators.required]],
//        attributes: vm.fb.group({
//            latitude: [null],
//            longitude: [null],
//            address: [null],
//            owner: [null],
//            number: [null, [vm.validators.pattern(/^-?[0-9]+$/)]],
//            booleanValue: [false]
//        }),
//        oldRelations: vm.fb.array([]),
//        relations: vm.fb.array([])
//    });
//
//    getEntityInfo();
//
//    vm.cancel = function() {
//        vm.dialogRef.close(null);
//    };
//
//    vm.relations = function() {
//        return vm.editEntityFormGroup.get('relations');
//    };
//
//    vm.oldRelations = function() {
//        return vm.editEntityFormGroup.get('oldRelations');
//    };
//
//    vm.addRelation = function() {
//        vm.relations().push(vm.fb.group({
//            relatedEntity: [null, [vm.validators.required]],
//            relationType: [null, [vm.validators.required]],
//            direction: [null, [vm.validators.required]]
//        }));
//    };
//
//    function addOldRelation() {
//        vm.oldRelations().push(vm.fb.group({
//            relatedEntity: [{value: null, disabled: true}, [vm.validators.required]],
//            relationType: [{value: null, disabled: true}, [vm.validators.required]],
//            direction: [{value: null, disabled: true}, [vm.validators.required]]
//        }));
//    }
//
//    vm.removeRelation = function(index) {
//        vm.relations().removeAt(index);
//        vm.relations().markAsDirty();
//    };
//
//    vm.removeOldRelation = function(index) {
//        vm.oldRelations().removeAt(index);
//        vm.relationsToDelete.push(vm.oldRelationsData[index]);
//        vm.oldRelations().markAsDirty();
//    };
//
//    vm.save = function() {
//        vm.editEntityFormGroup.markAsPristine();
//        widgetContext.rxjs.forkJoin([
//            saveAttributes(entityId),
//            saveRelations(entityId),
//            saveEntity()
//        ]).subscribe(
//            function () {
//                widgetContext.updateAliases();
//                vm.dialogRef.close(null);
//            }
//        );
//    };
//
//    function getEntityAttributes(attributes) {
//        for (var i = 0; i < attributes.length; i++) {
//            vm.attributes[attributes[i].key] = attributes[i].value;
//        }
//    }
//
//    function getEntityRelations(relations) {
//        let relationsFrom = relations[0];
//        let relationsTo = relations[1];
//        for (let i=0; i < relationsFrom.length; i++) {
//            let relation = {
//                direction: 'FROM',
//                relationType: relationsFrom[i].type,
//                relatedEntity: relationsFrom[i].to
//            };
//            vm.oldRelationsData.push(relation);
//            addOldRelation();
//        }
//        for (let i=0; i < relationsTo.length; i++) {
//            let relation = {
//                direction: 'TO',
//                relationType: relationsTo[i].type,
//                relatedEntity: relationsTo[i].from
//            };
//            vm.oldRelationsData.push(relation);
//            addOldRelation();
//        }
//    }
//
//    function getEntityInfo() {
//         widgetContext.rxjs.forkJoin([
//             entityRelationService.findInfoByFrom(entityId),
//             entityRelationService.findInfoByTo(entityId),
//             attributeService.getEntityAttributes(entityId, 'SERVER_SCOPE'),
//             entityService.getEntity(entityId.entityType, entityId.id)
//         ]).subscribe(
//             function (data) {
//                 getEntityRelations(data.slice(0,2));
//                 getEntityAttributes(data[2]);
//                 vm.entity = data[3];
//                 vm.editEntityFormGroup.patchValue({
//                     entityName: vm.entity.name,
//                     entityType: vm.entityType,
//                     entityLabel: vm.entity.label,
//                     type: vm.entity.type,
//                     attributes: vm.attributes,
//                     oldRelations: vm.oldRelationsData
//                 }, {emitEvent: false});
//             }
//         );
//     }
//
//    function saveEntity() {
//        const formValues = vm.editEntityFormGroup.value;
//        if (vm.entity.label !== formValues.entityLabel){
//            vm.entity.label = formValues.entityLabel;
//            if (formValues.entityType == 'ASSET') {
//                return assetService.saveAsset(vm.entity);
//            } else if (formValues.entityType == 'DEVICE') {
//                return deviceService.saveDevice(vm.entity);
//            }
//        }
//        return widgetContext.rxjs.of([]);
//    }
//
//    function saveAttributes(entityId) {
//        let attributes = vm.editEntityFormGroup.get('attributes').value;
//        let attributesArray = [];
//        for (let key in attributes) {
//            if (attributes[key] !== vm.attributes[key]) {
//                attributesArray.push({key: key, value: attributes[key]});
//            }
//        }
//        if (attributesArray.length > 0) {
//            return attributeService.saveEntityAttributes(entityId, "SERVER_SCOPE", attributesArray);
//        }
//        return widgetContext.rxjs.of([]);
//    }
//
//    function saveRelations(entityId) {
//        let relations = vm.editEntityFormGroup.get('relations').value;
//        let tasks = [];
//        for(let i=0; i < relations.length; i++) {
//            let relation = {
//                type: relations[i].relationType,
//                typeGroup: 'COMMON'
//            };
//            if (relations[i].direction == 'FROM') {
//                relation.to = relations[i].relatedEntity;
//                relation.from = entityId;
//            } else {
//                relation.to = entityId;
//                relation.from = relations[i].relatedEntity;
//            }
//            tasks.push(entityRelationService.saveRelation(relation));
//        }
//        for (let i=0; i < vm.relationsToDelete.length; i++) {
//            let relation = {
//                type: vm.relationsToDelete[i].relationType
//            };
//            if (vm.relationsToDelete[i].direction == 'FROM') {
//                relation.to = vm.relationsToDelete[i].relatedEntity;
//                relation.from = entityId;
//            } else {
//                relation.to = entityId;
//                relation.from = vm.relationsToDelete[i].relatedEntity;
//            }
//            tasks.push(entityRelationService.deleteRelation(relation.from, relation.type, relation.to));
//        }
//        if (tasks.length > 0) {
//            return widgetContext.rxjs.forkJoin(tasks);
//        }
//        return widgetContext.rxjs.of([]);
//    }
//}
//
/*========================================================================*/
/*=========================  Add entity example  =========================*/
/*========================================================================*/
//
//let $injector = widgetContext.$scope.$injector;
//let customDialog = $injector.get(widgetContext.servicesMap.get('customDialog'));
//let assetService = $injector.get(widgetContext.servicesMap.get('assetService'));
//let deviceService = $injector.get(widgetContext.servicesMap.get('deviceService'));
//let attributeService = $injector.get(widgetContext.servicesMap.get('attributeService'));
//let entityRelationService = $injector.get(widgetContext.servicesMap.get('entityRelationService'));
//
//openAddEntityDialog();
//
//function openAddEntityDialog() {
//    customDialog.customDialog(htmlTemplate, AddEntityDialogController).subscribe();
//}
//
//function AddEntityDialogController(instance) {
//    let vm = instance;
//
//    vm.allowedEntityTypes = ['ASSET', 'DEVICE'];
//    vm.entitySearchDirection = {
//        from: "FROM",
//        to: "TO"
//    }
//
//    vm.addEntityFormGroup = vm.fb.group({
//      entityName: ['', [vm.validators.required]],
//      entityType: ['DEVICE'],
//      entityLabel: [null],
//      type: ['', [vm.validators.required]],
//      attributes: vm.fb.group({
//          latitude: [null],
//          longitude: [null],
//          address: [null],
//          owner: [null],
//          number: [null, [vm.validators.pattern(/^-?[0-9]+$/)]],
//          booleanValue: [null]
//      }),
//      relations: vm.fb.array([])
//    });
//
//    vm.cancel = function() {
//        vm.dialogRef.close(null);
//    };
//
//    vm.relations = function() {
//        return vm.addEntityFormGroup.get('relations');
//    };
//
//    vm.addRelation = function() {
//        vm.relations().push(vm.fb.group({
//          relatedEntity: [null, [vm.validators.required]],
//          relationType: [null, [vm.validators.required]],
//          direction: [null, [vm.validators.required]]
//        }));
//    };
//
//    vm.removeRelation = function(index) {
//        vm.relations().removeAt(index);
//        vm.relations().markAsDirty();
//    };
//
//    vm.save = function() {
//        vm.addEntityFormGroup.markAsPristine();
//        saveEntityObservable().subscribe(
//            function (entity) {
//                widgetContext.rxjs.forkJoin([
//                    saveAttributes(entity.id),
//                    saveRelations(entity.id)
//                ]).subscribe(
//                    function () {
//                        widgetContext.updateAliases();
//                        vm.dialogRef.close(null);
//                    }
//                );
//            }
//        );
//    };
//
//    function saveEntityObservable() {
//        const formValues = vm.addEntityFormGroup.value;
//        let entity = {
//            name: formValues.entityName,
//            type: formValues.type,
//            label: formValues.entityLabel
//        };
//        if (formValues.entityType == 'ASSET') {
//            return assetService.saveAsset(entity);
//        } else if (formValues.entityType == 'DEVICE') {
//            return deviceService.saveDevice(entity);
//        }
//    }
//
//    function saveAttributes(entityId) {
//        let attributes = vm.addEntityFormGroup.get('attributes').value;
//        let attributesArray = [];
//        for (let key in attributes) {
//            if(attributes[key] !== null) {
//                attributesArray.push({key: key, value: attributes[key]});
//            }
//        }
//        if (attributesArray.length > 0) {
//            return attributeService.saveEntityAttributes(entityId, "SERVER_SCOPE", attributesArray);
//        }
//        return widgetContext.rxjs.of([]);
//    }
//
//    function saveRelations(entityId) {
//        let relations = vm.addEntityFormGroup.get('relations').value;
//        let tasks = [];
//        for(let i=0; i < relations.length; i++) {
//            let relation = {
//                type: relations[i].relationType,
//                typeGroup: 'COMMON'
//            };
//            if (relations[i].direction == 'FROM') {
//                relation.to = relations[i].relatedEntity;
//                relation.from = entityId;
//            } else {
//                relation.to = entityId;
//                relation.from = relations[i].relatedEntity;
//            }
//            tasks.push(entityRelationService.saveRelation(relation));
//        }
//        if (tasks.length > 0) {
//            return widgetContext.rxjs.forkJoin(tasks);
//        }
//        return widgetContext.rxjs.of([]);
//    }
//}