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import {Component, Input, ViewChild} from '@angular/core';
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import { ActivatedRoute} from '@angular/router';
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import {Location} from '@angular/common';
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import { Filter, Value} from './searchUtils/searchHelperClasses.class';
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// import {RefineResultsService} from '../services/servicesUtils/refineResuts.service';
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import {SearchProjectsService} from '../services/searchProjects.service';
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import {SearchResult} from '../utils/entities/searchResult';
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import {OpenaireProperties, ErrorCodes} from '../utils/properties/openaireProperties';
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import {SearchFields} from '../utils/properties/searchFields';
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import {SearchPageComponent } from './searchUtils/searchPage.component';
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@Component({
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selector: 'search-projects',
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template: `
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<search-page pageTitle="Search Projects" type="project" [(filters)] = "filters"
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[(results)] = "results" [(totalResults)] = "totalResults" [(keyword)] = "keyword"
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[(page)] = "page" [(size)] = "size" [(status)] = "status" [baseUrl] = "baseUrl" (queryChange)="queryChanged($event)" >
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</search-page>
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`
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})
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export class SearchProjectsComponent {
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public results =[];
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private filters: Filter[] =[];
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public totalResults:number = 0 ;
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public status:number;
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private baseUrl:string;
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private keyword = '';
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private page :number = 1;
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private size :number = 10;
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private sub: any;
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private refineFields = [];
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private searchFields:SearchFields = new SearchFields();
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private urlParams : Map<string, string> ;
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private _location:Location;
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@ViewChild (SearchPageComponent) searchPage : SearchPageComponent ;
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constructor (private route: ActivatedRoute, private _searchProjectsService: SearchProjectsService) {
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var errorCodes:ErrorCodes = new ErrorCodes();
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this.status =errorCodes.LOADING;
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this.baseUrl = OpenaireProperties.getLinkToSearchProjects();
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this.refineFields = this.searchFields.getPROJECT_FIELDS();
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if(!this.searchPage){
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this.searchPage = new SearchPageComponent(this._location);
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}
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}
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private ngOnInit() {
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this.searchPage.refineFields = this.refineFields;
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console.info("Here:: init pr"+this.refineFields.length);
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//get refine field filters from url parameters
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this.sub = this.route.queryParams.subscribe(params => {
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//get keyword from url parameters
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this.keyword = (params['keyword']?params['keyword']:'');
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//get page from url parameters
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this.page = (params['page']=== undefined)?1:+params['page'];
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this.searchPage.getSelectedFiltersFromUrl(params);
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this.getResults(this.keyword, this.page, this.size);
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});
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}
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private ngOnDestroy() {
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this.sub.unsubscribe();
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}
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public getResults(parameters:string, page: number, size: number){
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this._searchProjectsService.searchProjects(parameters+this.searchPage.getRefineFieldsQuery(), page, size, this.searchPage.getFields()).subscribe(
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data => {
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this.totalResults = data[0];
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console.info("search Projects: [Parameters:"+parameters+" ] [total results:"+this.totalResults+"]");
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this.results = data[1];
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this.filters = this.searchPage.checkSelectedFilters(data[2]);
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this.searchPage.updateBaseUrlWithParameters(this.filters);
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var errorCodes:ErrorCodes = new ErrorCodes();
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this.status = errorCodes.DONE;
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if(this.totalResults == 0 ){
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this.status = errorCodes.NONE;
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}
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},
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err => {
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console.error(err);
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//TODO check erros (service not available, bad request)
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// if( ){
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// this.status = ErrorCodes.ERROR;
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// }
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var errorCodes:ErrorCodes = new ErrorCodes();
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this.status = errorCodes.ERROR;
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}
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);
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}
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private queryChanged($event) {
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this.urlParams = undefined;
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var parameters = $event.value;
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this.getResults(parameters, this.page, this.size);
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}
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}
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