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path: root/catalog-ui/src/app/filters/entity-filter.ts
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/*-
 * ============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=========================================================
 */

import {Component, Resource} from "../models";
import {ComponentType} from "../utils/constants";

export class EntityFilter {

    constructor() {

        let filter = <EntityFilter>( (components:Array<Component>, filter:any) => {

            let filteredComponents:Array<Component> = components;

            // filter by type
            // --------------------------------------------------------------------------
            if ((filter.selectedComponentTypes && filter.selectedComponentTypes.length > 0) || (filter.selectedResourceSubTypes && filter.selectedResourceSubTypes.length > 0)) {
                let filteredTypes = [];
                angular.forEach(components, (component:Component):void => {
                    // Filter by component type
                    let typeLower:string = component.componentType.toLowerCase();
                    let typeFirstCapital:string = typeLower.charAt(0).toUpperCase() + typeLower.slice(1);
                    if (filter.selectedComponentTypes.indexOf(typeFirstCapital) !== -1) {
                        filteredTypes.push(component);
                    }

                    // Filter by resource sub type, only in case the resource checkbox was not selected (because in this case we already added all the components in above section).
                    if (component.isResource() && filter.selectedComponentTypes.indexOf("Resource") === -1 && filter.selectedResourceSubTypes.length > 0) {
                        //filteredComponents.pop(); // Remove the last inserted component.
                        let resource:Resource = <Resource>component;
                        if (filter.selectedResourceSubTypes.indexOf(resource.getComponentSubType()) !== -1) {
                            filteredTypes.push(component);
                        }
                    }
                });
                filteredComponents = filteredTypes;
            }

            // filter by categories & subcategories & groupings
            // --------------------------------------------------------------------------
            if (filter.selectedCategoriesModel && filter.selectedCategoriesModel.length > 0) {
                let filteredCategories = [];
                angular.forEach(filteredComponents, (component:Component):void => {
                    let componentCategory = component.categoryNormalizedName +
                        ((component.subCategoryNormalizedName) ? '.' + component.subCategoryNormalizedName : '');
                    if (component.componentType === ComponentType.RESOURCE) {
                        componentCategory = 'resourceNewCategory.' + componentCategory;
                    } else if (component.componentType === ComponentType.SERVICE) {
                        componentCategory = 'serviceNewCategory.' + componentCategory;
                    }
                    if (filter.selectedCategoriesModel.indexOf(componentCategory) !== -1) {
                        filteredCategories.push(component);
                    }
                });
                filteredComponents = filteredCategories;
            }

            // filter by statuses
            // --------------------------------------------------------------------------
            if (filter.selectedStatuses && filter.selectedStatuses.length > 0) {
                //convert array of array to string array
                let selectedStatuses:Array<string> = [].concat.apply([], filter.selectedStatuses);

                let filteredStatuses = [];
                angular.forEach(filteredComponents, (component:Component):void => {
                    if (selectedStatuses.indexOf(component.lifecycleState) > -1) {
                        filteredStatuses.push(component);
                    }
                    //if status DISTRIBUTED && CERTIFIED are selected the component will added in  CERTIFIED status , not need to add twice
                    if (selectedStatuses.indexOf('DISTRIBUTED') > -1 && !(selectedStatuses.indexOf('CERTIFIED') > -1)) {
                        if (component.distributionStatus && component.distributionStatus.indexOf('DISTRIBUTED') > -1 && component.lifecycleState.indexOf('CERTIFIED') > -1) {
                            filteredStatuses.push(component);
                        }
                    }
                });
                filteredComponents = filteredStatuses;
            }

            // filter by statuses and distributed
            // --------------------------------------------------------------------------
            if (filter.distributed != undefined && filter.distributed.length > 0) {
                let filterDistributed:Array<any> = filter.distributed;
                let filteredDistributed = [];
                angular.forEach(filteredComponents, (entity) => {
                    filterDistributed.forEach((distribute) => {
                        let distributeItem = distribute.split(',');
                        distributeItem.forEach((item) => {
                            if (item !== undefined && entity.distributionStatus === item) {
                                filteredDistributed.push(entity);
                            }
                        })
                    });
                });
                filteredComponents = filteredDistributed;
            }

            return filteredComponents;
        });

        return filter;
    }
}