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import {Component, Input, ViewChild} from '@angular/core';
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import {Output, EventEmitter} from '@angular/core';
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import {Location} from '@angular/common';
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import {ActivatedRoute, Router} from '@angular/router';
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import {Title, Meta} from '@angular/platform-browser';
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import {Observable} from 'rxjs/Observable';
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import {Filter, Value, AdvancedField} from '../searchUtils/searchHelperClasses.class';
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import {SearchResult} from '../../utils/entities/searchResult';
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import {SearchFields, FieldDetails} from '../../utils/properties/searchFields';
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import {SearchUtilsClass} from './searchUtils.class';
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import {ModalLoading} from '../../utils/modal/loading.component';
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import {StringUtils, Dates} from '../../utils/string-utils.class';
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import {PiwikService} from '../../utils/piwik/piwik.service';
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import {EnvProperties} from '../../utils/properties/env-properties';
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@Component({
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selector: 'advanced-search-page',
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templateUrl: 'advancedSearchPage.component.html'
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})
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export class AdvancedSearchPageComponent {
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@Input() piwikSiteId = null;
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@Input() pageTitle = "";
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@Input() results = [];
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@Input() type;
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@Input() entityType;
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@Input() searchUtils:SearchUtilsClass = new SearchUtilsClass();
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@Input() fieldIds: string[];
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@Input() fieldIdsMap;//:{ [key:string]:{ name:string, operator:string, type:string, indexField:string, equalityOperator:string }} ;
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@Input() selectedFields:AdvancedField[];
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@Input() simpleSearchUrl: string;
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@ViewChild (ModalLoading) loading : ModalLoading ;
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@Input() csvParams: string;
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@Input() csvPath: string;
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@Input() simpleSearchLink: string = "";
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@Input() disableForms:boolean = false;
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@Input() loadPaging: boolean = true;
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@Input() oldTotalResults: number = 0;
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@Input() openaireLink: string;
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@Input() connectCommunityId: string;
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piwiksub: any;
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public parameterNames:string[] =[];
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public parameterValues:string[] =[];
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public baseURLWithParameters:string = '';
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public csvLimit: number = 0;
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public pagingLimit: number = 0;
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public resultsPerPage: number = 0;
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isPiwikEnabled = false;
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properties:EnvProperties;
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@Output() queryChange = new EventEmitter();
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constructor (private route: ActivatedRoute,
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private location: Location,
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private _meta: Meta,
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private _title: Title,
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private _piwikService:PiwikService,
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private router: Router) {
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}
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ngOnInit() {
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this.route.data
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.subscribe((data: { envSpecific: EnvProperties }) => {
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this.properties = data.envSpecific;
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this.pagingLimit = data.envSpecific.pagingLimit;
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this.resultsPerPage =data.envSpecific.resultsPerPage;
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this.csvLimit = data.envSpecific.csvLimit;
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this.isPiwikEnabled = data.envSpecific.enablePiwikTrack;
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if(typeof window !== 'undefined') {
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this.updateUrl(data.envSpecific.baseLink+location.pathname);
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}
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if(typeof document !== 'undefined' && this.isPiwikEnabled){
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this.piwiksub = this._piwikService.trackView(this.properties, this.pageTitle, this.piwikSiteId).subscribe();
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}
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});
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var title = "Advanced search "+this.pageTitle;
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var description = "Openaire, search, repositories, open access, type, content provider, funder, project, "+ this.pageTitle;
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this.updateTitle(title);
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this.updateDescription(description);
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this.searchUtils.baseUrl = "/" + this.searchUtils.baseUrl;
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this.updateBaseUrlWithParameters();
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}
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ngOnDestroy() {
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if(this.piwiksub){
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this.piwiksub.unsubscribe();
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}
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}
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updateDescription(description:string) {
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this._meta.updateTag({content:description},"name='description'");
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this._meta.updateTag({content:description},"property='og:description'");
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}
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updateTitle(title:string) {
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var _prefix ="OpenAIRE | ";
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var _title = _prefix + ((title.length> 50 ) ?title.substring(0,50):title);
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this._title.setTitle(_title);
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this._meta.updateTag({content:_title},"property='og:title'");
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}
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updateUrl(url:string) {
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this._meta.updateTag({content:url},"property='og:url'");
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}
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public getSelectedFiltersFromUrl(params) {
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for(var i=0; i< this.fieldIds.length ; i++){
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var fieldId = this.fieldIds[i];
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var fieldparam = (this.fieldIdsMap[fieldId])?this.fieldIdsMap[fieldId].param:"";
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if(!this.fieldIdsMap[fieldId]){
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console.error("Field: "+fieldId +" not found in fieldIds map");
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}
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var operatorId = this.getOperatorParameter(fieldparam);
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if(params[fieldparam] != undefined && params[operatorId] != undefined) {
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var values:string [] = StringUtils.URIDecode(params[fieldparam]).split(/,(?=(?:[^\"]*\"[^\"]*\")*[^\"]*$)/,-1);
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var operators:string [] = (StringUtils.URIDecode(params[operatorId])).split(/,(?=(?:[^\"]*\"[^\"]*\")*[^\"]*$)/,-1);
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if(values.length == operators.length){
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for(var j=0; j< values.length ; j++){
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if(this.fieldIdsMap[fieldId].type == "date"){
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var value:string =StringUtils.unquote(values[j]);
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var validDates:boolean = true;
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var dateField:AdvancedField = new AdvancedField(fieldId,fieldparam,this.fieldIdsMap[fieldId].name,this.fieldIdsMap[fieldId].type,value,operators[j]) ;
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if(value.indexOf("range") != -1){
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dateField.dateValue.type="range";
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if(value.length < 26 ){
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validDates =false;
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}else{
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if(!Dates.isValidDate(value.substring(5,15)) || !Dates.isValidDate(value.substring(16,26))){
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validDates =false;
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}else {
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dateField.dateValue.from = Dates.getDateFromString(value.substring(5,15));
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dateField.dateValue.to = Dates.getDateFromString(value.substring(16,26));
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}
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}
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// "rangeYYYY-MM-DD:YYYY-MM-DD"
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}else{
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dateField.dateValue.setDatesByType(value);
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}
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if(validDates){
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this.selectedFields.push(dateField);
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}
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}
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else{
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this.selectedFields.push(new AdvancedField(fieldId,fieldparam,this.fieldIdsMap[fieldId].name,this.fieldIdsMap[fieldId].type,StringUtils.unquote(values[j]),operators[j]) );
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}
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}
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}
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}
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}
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if(this.selectedFields.length == 0){
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this.selectedFields.push(new AdvancedField(this.fieldIds[0],fieldparam,this.fieldIdsMap[this.fieldIds[0]].name,this.fieldIdsMap[this.fieldIds[0]].type,"","and"));
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}
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}
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private createUrlParameters(includePage:boolean){
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var params="";
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this.parameterNames.splice(0,this.parameterNames.length);
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this.parameterValues.splice(0,this.parameterValues.length);
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var fields: { [key:string]:{ values:string[], operators:string[] }}={};
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for(var i = 0; i< this.selectedFields.length; i++){
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if(this.fieldIdsMap[this.selectedFields[i].id] != undefined && (this.selectedFields[i].value.length > 0 || this.selectedFields[i].type == "date" )){
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if(!fields[this.selectedFields[i].id]){
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fields[this.selectedFields[i].id] = {values:[], operators:[]};
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fields[this.selectedFields[i].id].values =[];
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fields[this.selectedFields[i].id].operators =[];
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}
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if(this.selectedFields[i].type == "date"){
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if(this.selectedFields[i].dateValue.type == "range"){
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fields[this.selectedFields[i].id].values.push(StringUtils.quote(StringUtils.URIEncode("range"+Dates.getDateToString(this.selectedFields[i].dateValue.from)+":"+Dates.getDateToString(this.selectedFields[i].dateValue.to))));
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}else{
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fields[this.selectedFields[i].id].values.push(StringUtils.quote(StringUtils.URIEncode(this.selectedFields[i].dateValue.type)));
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}
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}else{
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fields[this.selectedFields[i].id].values.push(StringUtils.quote(StringUtils.URIEncode(this.selectedFields[i].value)));
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}
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fields[this.selectedFields[i].id].operators.push(this.selectedFields[i].operatorId);
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}
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}
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for(var i = 0; i< this.fieldIds.length; i++){
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if(fields[this.fieldIds[i]]){
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params+="&"+this.fieldIdsMap[this.fieldIds[i]].param+"="+fields[this.fieldIds[i]].values.join()+
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"&"+ this.fieldIdsMap[this.fieldIds[i]].operator+"="+fields[this.fieldIds[i]].operators.join()
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this.parameterNames.push(this.fieldIdsMap[this.fieldIds[i]].param);
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this.parameterValues.push(fields[this.fieldIds[i]].values.join());
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this.parameterNames.push( this.fieldIdsMap[this.fieldIds[i]].operator);
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this.parameterValues.push(fields[this.fieldIds[i]].operators.join());
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}
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}
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if(includePage && this.searchUtils.page != 1){
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params += "&page="+this.searchUtils.page;
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}
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return '?'+params;
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}
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public createQueryParameters(){
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var params="";
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var countParams = 0;
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for(var i = 0; i< this.selectedFields.length; i++){
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if(this.fieldIdsMap[this.selectedFields[i].id] != undefined && (this.selectedFields[i].value != "" ||this.selectedFields[i].type == "date")){
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console.log("createQueryParameters::"+this.selectedFields[i].type);
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if(this.selectedFields[i].type == "date"){
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if(this.selectedFields[i].dateValue.type != "any"){
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params += (countParams == 0 ? "" : this.selectedFields[i].operatorId) + " " + this.selectedFields[i].id + this.fieldIdsMap[this.selectedFields[i].id].equalityOperator+ '"' + StringUtils.URIEncode(Dates.getDateToString(this.selectedFields[i].dateValue.from)) + " "
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+ StringUtils.URIEncode(Dates.getDateToString(this.selectedFields[i].dateValue.to)) + '"' + " ";
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}
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}else{
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if(this.selectedFields[i].id == "q"){
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var op = "";
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// if()
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params += (countParams == 0 ? "" : this.selectedFields[i].operatorId) + " " + '"' + StringUtils.URIEncode(this.selectedFields[i].value) + '"' + " ";
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}else if(countParams == 0 && this.selectedFields[i].operatorId == "not"){
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params += " "+ this.selectedFields[i].id + " <> "+'"' + StringUtils.URIEncode(this.selectedFields[i].value) +'"' + " ";
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}else{
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params += (countParams == 0 ? "" : this.selectedFields[i].operatorId + " " ) + this.selectedFields[i].id + this.fieldIdsMap[this.selectedFields[i].id].equalityOperator+'"' + encodeURIComponent(this.selectedFields[i].value) +'"' + " ";
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}
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}
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countParams++;
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}
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}
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//community
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if(this.connectCommunityId ){
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params += (countParams == 0 ? "" : " and " ) + "communityId exact "+'"' + this.connectCommunityId +'"' + " ";
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}
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return params;
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}
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clearFilters(){
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}
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goTo(page:number = 1){
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this.searchUtils.page = page;
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var urlParameters = this.createUrlParameters(true);
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var queryParameters = this.createQueryParameters();
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this.location.go(location.pathname,urlParameters);
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this.queryChange.emit({
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value: queryParameters
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});
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/* Code For Piwik*/
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if (typeof localStorage !== 'undefined') {
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console.log("In PreviousRouteRecorder : "+this.router.url );
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localStorage.setItem('previousRoute', this.router.url);
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}
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if(this.isPiwikEnabled && (typeof document !== 'undefined')){
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this.piwiksub = this._piwikService.trackView(this.properties, this.pageTitle, this.piwikSiteId).subscribe();
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}
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/* End Piwik Code */
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}
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queryChanged($event) {
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this.goTo(1);
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}
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pageChanged($event) {
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this.searchUtils.page = +$event.value;
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this.goTo(this.searchUtils.page);
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}
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/*
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* Update the url with proper parameters. This is used as base url in Paging Component
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*/
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public updateBaseUrlWithParameters(){
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this.baseURLWithParameters = this.searchUtils.baseUrl + this.createUrlParameters(false);
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}
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getOperatorParameter(parameter:string):string{
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for (let id of this.fieldIds) {
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if(this.fieldIdsMap[id]["param"] == parameter){
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return this.fieldIdsMap[id]["operator"];
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}
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}
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}
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// for loading
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public openLoading(){
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this.loading.open();
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}
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public closeLoading(){
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this.loading.close();
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}
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}
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