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import {Component, Input, ViewChild, Output, EventEmitter} from '@angular/core';
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import {Observable} from 'rxjs/Observable';
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import {Location} from '@angular/common';
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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} 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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@Component({
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selector: 'advanced-search-page',
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template: `
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<div class="uk-margin-top">
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<div class="page-header">
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<h1>{{pageTitle}}</h1>
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</div>
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<div>
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<!--div class="row row-offcanvas row-offcanvas-right">
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<div class="col-xs-12 col-sm-3">
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<a *ngIf="isFiltered()" (click)="clearFilters()" > Clear Filters</a>
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<p *ngFor="let filter of filters " >
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<search-filter [filter]="filter" (change)="filterChanged($event)"></search-filter>
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</p>
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</div>
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[(fields)]="fields"
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[(selectedFields)]="selectedFields"
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[(quantifiers)]="quantifiers"
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[(selectedQuantifiers)]="selectedQuantifiers"
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[(keywords)]="keywords"
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<div class="col-xs-6 col-sm-9 sidebar-offcanvas" id="sidebar"-->
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<advanced-search-form
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[entityType] = "entityType"
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[(fieldIds)]="fieldIds"
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[(fieldIdsMap)]="fieldIdsMap"
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[(selectedFields)]="selectedFields"
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(queryChange)="queryChanged($event)">
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</advanced-search-form>
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<!--div class="uk-text-right" *ngIf="results && results.length>= size"-->
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<search-paging [type]="type" [(searchUtils)] = "searchUtils" [(results)] = "results" [(baseUrl)] = "baseURLWithParameters" ></search-paging>
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<search-download [type]="csvPath" [csvParams]="csvParams" [totalResults]="searchUtils.totalResults" ></search-download>
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<!--/div-->
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<div>
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<search-result [results]="results" [status]=searchUtils.status [page]="searchUtils.page"></search-result>
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</div>
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<!--/div>
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</div-->
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</div>
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</div>
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<modal-loading [message]= "'Loading results...'"></modal-loading>
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`
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})
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export class AdvancedSearchPageComponent {
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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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public baseURLWithParameters:string = '';
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@Output() queryChange = new EventEmitter();
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constructor (private location: Location) {
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}
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ngOnInit() {
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this.updateBaseUrlWithParameters();
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// this.searchUtils.totalResults = this.results.length;
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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].param;
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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 [] = decodeURIComponent(params[fieldparam]).split(",");
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var operators:string [] = decodeURIComponent(params[operatorId]).split(",");
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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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this.selectedFields.push(new AdvancedField(fieldId,fieldparam,this.fieldIdsMap[fieldId].name,this.fieldIdsMap[fieldId].type,values[j],operators[j]) )
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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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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){
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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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fields[this.selectedFields[i].id].values.push(this.selectedFields[i].value);
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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.getOperatorParameter(this.fieldIdsMap[this.fieldIds[i]].param)+"="+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 != ""){
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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) + " " + '"' + encodeURIComponent(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 + " <> "+'"' + encodeURIComponent(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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countParams++;
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}
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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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}
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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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if(parameter.length > 2){
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return parameter.substring(0,2);
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}else if(parameter == "q"){
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return "op";
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}else{
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return parameter+"Op";
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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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