/*-
 * ============LICENSE_START=======================================================
 * SDC
 * ================================================================================
 * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
 * ================================================================================
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * ============LICENSE_END=========================================================
 */

'use strict';
import * as _ from "lodash";
import {IWorkspaceViewModelScope} from "app/view-models/workspace/workspace-view-model";
import {ComponentInstance, InstancesInputsOrPropertiesMapData, Resource, PropertyModel, InputModel} from "app/models";
import {ModalsHandler} from "app/utils";

export interface IInputsViewModelScope extends IWorkspaceViewModelScope {
    InstanceInputsProperties:InstancesInputsOrPropertiesMapData; //this is tha map object that hold the selected inputs and the inputs we already used
    vfInstancesList:Array<ComponentInstance>;
    component:Resource;

    onArrowPressed():void;
    getInputPropertiesForInstance(instanceId:string, instance:ComponentInstance):ng.IPromise<boolean> ;
    loadInputPropertiesForInstance(instanceId:string, input:InputModel):ng.IPromise<boolean> ;
    openEditValueModal(input:InputModel):void;
    openEditPropertyModal(property:PropertyModel):void;
}

export class ResourceInputsViewModel {

    static '$inject' = [
        '$scope',
        '$q',
        'ModalsHandler'
    ];

    constructor(private $scope:IInputsViewModelScope, private $q:ng.IQService, private ModalsHandler:ModalsHandler) {
        this.initScope();
    }

    private initScope = ():void => {

        this.$scope.InstanceInputsProperties = new InstancesInputsOrPropertiesMapData();
        this.$scope.vfInstancesList = this.$scope.component.componentInstances;

        // Need to cast all inputs to InputModel for the search to work
        let tmpInputs:Array<InputModel> = new Array<InputModel>();
        _.each(this.$scope.component.inputs, (input):void => {
            tmpInputs.push(new InputModel(input));
        });
        this.$scope.component.inputs = tmpInputs;
        // This function is not supported for resource
        //this.$scope.component.getComponentInputs();

        /*
         * When clicking on instance input in the left or right table, this function will load all properties of the selected input
         */
        this.$scope.getInputPropertiesForInstance = (instanceId:string, instance:ComponentInstance):ng.IPromise<boolean> => {
            let deferred = this.$q.defer();
            instance.properties = this.$scope.component.componentInstancesProperties[instanceId];
            deferred.resolve(true);
            return deferred.promise;
        };

        /*
         * When clicking on instance input in the left or right table, this function will load all properties of the selected input
         */
        this.$scope.loadInputPropertiesForInstance = (instanceId:string, input:InputModel):ng.IPromise<boolean> => {
            let deferred = this.$q.defer();

            let onSuccess = (properties:Array<PropertyModel>) => {
                input.properties = properties;
                deferred.resolve(true);
            };

            let onError = () => {
                deferred.resolve(false)
            };

            if (!input.properties) {
                this.$scope.component.getComponentInstanceInputProperties(instanceId, input.uniqueId).then(onSuccess, onError);
            } else {
                deferred.resolve(true);
            }
            return deferred.promise;
        };

        /*
         * When pressing the arrow, we create service inputs from the inputs selected
         */
        this.$scope.onArrowPressed = ():void => {
            let onSuccess = (inputsCreated:Array<InputModel>) => {

                //disabled  all the inputs in the left table
                _.forEach(this.$scope.InstanceInputsProperties, (properties:Array<PropertyModel>) => {
                    _.forEach(properties, (property:PropertyModel) => {
                        property.isAlreadySelected = true;
                    });
                });

                // Adding color to the new inputs (right table)
                _.forEach(inputsCreated, (input) => {
                    input.isNew = true;
                });

                // Removing color to the new inputs (right table)
                setTimeout(() => {
                    _.forEach(inputsCreated, (input) => {
                        input.isNew = false;
                    });
                    this.$scope.$apply();
                }, 3000);
            };

            this.$scope.component.createInputsFormInstances(this.$scope.InstanceInputsProperties).then(onSuccess);
        };

        this.$scope.openEditValueModal = (input:InputModel) => {
            this.ModalsHandler.openEditInputValueModal(input);
        };

        this.$scope.openEditPropertyModal = (property:PropertyModel):void => {
            this.ModalsHandler.openEditPropertyModal(property, this.$scope.component, this.$scope.component.componentInstancesProperties[property.resourceInstanceUniqueId], false).then(() => {
            });
        }
    }
}