Display more results

demo/src/app/geo/search/search.component.html

@@ -33,16 +33,18 @@
     <igo-search-bar
       (pointerSummaryEnabled)="onPointerSummaryEnabledChange($event)"
       [searchSettings]="true"
-      (change)="onSearchTermChange($event)"
+      (searchTermChange)="onSearchTermChange($event)"
       (search)="onSearch($event)"
       (clearFeature)="removeFeatureFromMap()">
     </igo-search-bar>
 
     <igo-search-results
       [store]="searchStore"
+      [term]="term"
       placeholder="false"
       (resultFocus)="onResultFocus($event)"
-      (resultSelect)="onResultFocus($event)">
+      (resultSelect)="onResultFocus($event)"
+      (moreResults)="onSearch($event)">
         <ng-template #igoSearchItemToolbar let-result="result">
           <igo-search-add-button
             [map]="map"

demo/src/app/geo/search/search.component.ts

@@ -56,6 +56,7 @@ export class AppSearchComponent implements OnInit, OnDestroy {
 
   public lonlat;
   public mapProjection: string;
+  public term: string;
 
   get searchStore(): EntityStore<SearchResult> {
     return this.searchState.store;
@@ -95,8 +96,10 @@ export class AppSearchComponent implements OnInit, OnDestroy {
     this.igoSearchPointerSummaryEnabled = value;
   }
 
-  onSearchTermChange(term?: string) {
-    if (term === undefined || term === '') {
+  onSearchTermChange(term = '') {
+    this.term = term;
+    const termWithoutHashtag = term.replace(/(#[^\s]*)/g, '').trim();
+    if (termWithoutHashtag.length < 2) {
       this.searchStore.clear();
       this.selectedFeature = undefined;
     }

packages/geo/src/lib/search/search-results/search-results.component.html

@@ -38,7 +38,11 @@
 
         </igo-search-results-item>
       </ng-template>
+      <span class="moreResults mat-typography" *ngIf="isMoreResults(group)" (click)="displayMoreResults(group)">
+        <u>{{ 'igo.geo.search.displayMoreResults' | translate }}</u>
+      </span>
     </ng-template>
 
   </ng-template>
+
 </igo-list>

packages/geo/src/lib/search/search-results/search-results.component.scss

@@ -0,0 +1,7 @@
+.moreResults {
+  cursor: pointer;
+  color: blue;
+  float: right;
+  margin-right: 10px;
+  margin-top: 5px;
+}

packages/geo/src/lib/search/search-results/search-results.component.ts

@@ -16,10 +16,13 @@ import { debounce, map } from 'rxjs/operators';
 
 import { EntityStore, EntityStoreWatcher } from '@igo2/common';
 
-import { SearchResult } from '../shared/search.interfaces';
-import { SearchSource } from '../shared/sources/source';
 import { IgoMap } from '../../map';
 
+import { TextSearchOptions } from '../shared/sources/source.interfaces';
+import { SearchService } from '../shared/search.service';
+import { SearchResult, Research } from '../shared/search.interfaces';
+import { SearchSource } from '../shared/sources/source';
+
 export enum SearchResultMode {
   Grouped = 'grouped',
   Flat = 'flat'
@@ -32,6 +35,7 @@ export enum SearchResultMode {
 @Component({
   selector: 'igo-search-results',
   templateUrl: './search-results.component.html',
+  styleUrls: ['./search-results.component.scss'],
   changeDetection: ChangeDetectionStrategy.OnPush
 })
 export class SearchResultsComponent implements OnInit, OnDestroy {
@@ -46,6 +50,8 @@ export class SearchResultsComponent implements OnInit, OnDestroy {
    */
   private watcher: EntityStoreWatcher<SearchResult>;
 
+  public pageIterator: {sourceId: string}[] = [];
+
   @Input() map: IgoMap;
 
   /**
@@ -68,6 +74,19 @@ export class SearchResultsComponent implements OnInit, OnDestroy {
    */
   @Input() withZoomButton = false;
 
+  /**
+   * Search term
+   */
+  @Input()
+  get term(): string {
+    return this._term;
+  }
+  set term(value: string) {
+    this._term = value;
+    this.pageIterator = [];
+  }
+  public _term: string;
+
   /**
    * Event emitted when a result is focused
    */
@@ -83,6 +102,14 @@ export class SearchResultsComponent implements OnInit, OnDestroy {
    */
   @Output() resultSelect = new EventEmitter<SearchResult>();
 
+  /**
+   * Event emitted when a research is completed after displaying more results is clicked
+   */
+  @Output() moreResults = new EventEmitter<{
+    research: Research;
+    results: SearchResult[];
+  }>();
+
   /**
    * Events emitted when a result is focus or unfocus by mouse event
    */
@@ -101,7 +128,8 @@ export class SearchResultsComponent implements OnInit, OnDestroy {
     {source: SearchSource; results: SearchResult[]}[]
   >;
 
-  constructor(private cdRef: ChangeDetectorRef) {}
+  constructor(private cdRef: ChangeDetectorRef,
+              private searchService: SearchService) {}
 
   /**
    * Bind the search results store to the watcher
@@ -203,7 +231,30 @@ export class SearchResultsComponent implements OnInit, OnDestroy {
     });
 
     return Array.from(grouped.keys()).map((source: SearchSource) => {
+      if (this.pageIterator[source.getId()] === undefined) {
+        this.pageIterator[source.getId()] = 1
+      };
       return {source, results: grouped.get(source)};
     });
   }
+
+  isMoreResults(group: {source: SearchSource; results: SearchResult[]}) {
+    return group.results && group.results[group.results.length - 1].meta.nextPage === true;
+  }
+
+  displayMoreResults(group: {source: SearchSource; results: SearchResult[]}) {
+    const options: TextSearchOptions = {
+      sourceId: group.source.getId(),
+      page: ++this.pageIterator[group.source.getId()]
+    };
+
+    const researches = this.searchService.search(this.term, options);
+    researches.map(research => {
+      research.request.subscribe((results: SearchResult[]) => {
+        const newResults = group.results.concat(results);
+        this.moreResults.emit({research, results: newResults});
+      });
+    });
+    return;
+  }
 }

packages/geo/src/lib/search/shared/search.interfaces.ts

@@ -17,5 +17,6 @@ export interface SearchResult<T = { [key: string]: any }> {
     title: string;
     titleHtml?: string;
     icon: string;
+    nextPage?: boolean;
   };
 }

packages/geo/src/lib/search/shared/search.service.ts

@@ -53,14 +53,19 @@ export class SearchService {
       .getMap()
       .viewController.getExtent('EPSG:4326');
 
-    let sources = this.searchSourceService.getEnabledSources();
+    let sources;
 
     if (options.getEnabledOnly || options.getEnabledOnly === undefined) {
       sources = this.searchSourceService.getEnabledSources();
     } else {
       sources = this.searchSourceService.getSources();
     }
-    if (options.searchType) {
+
+    if (options.sourceId) {
+      sources = sources.filter(
+        source => source.getId() === options.sourceId
+      );
+    } else if (options.searchType) {
       sources = sources.filter(
         source => source.getType() === options.searchType
       );

packages/geo/src/lib/search/shared/sources/icherche.ts

@@ -333,6 +333,7 @@ export class IChercheSearchSource extends SearchSource implements TextSearch {
         geometry: true,
         bbox: true,
         icon: true,
+        page: options.page,
         type:
           'adresses,codes-postaux,municipalites,mrc,regadmin,lieux,entreprises,bornes-sumi'
       },
@@ -351,16 +352,16 @@ export class IChercheSearchSource extends SearchSource implements TextSearch {
       queryParams.type = 'lieux';
     }
 
-    return new HttpParams({ fromObject: queryParams });
+    return new HttpParams({ fromObject: ObjectUtils.removeUndefined(queryParams) });
   }
 
   private extractResults(response: IChercheResponse): SearchResult<Feature>[] {
     return response.features.map((data: IChercheData) => {
-      return this.formatter.formatResult(this.dataToResult(data));
+      return this.formatter.formatResult(this.dataToResult(data, response));
     });
   }
 
-  private dataToResult(data: IChercheData): SearchResult<Feature> {
+  private dataToResult(data: IChercheData, response?: IChercheResponse): SearchResult<Feature> {
     const properties = this.computeProperties(data);
     const id = [this.getId(), properties.type, properties.code].join('.');
 
@@ -390,7 +391,9 @@ export class IChercheSearchSource extends SearchSource implements TextSearch {
         id,
         title: data.properties.nom,
         titleHtml: titleHtml + subtitleHtml + subtitleHtml2,
-        icon: data.icon || 'map-marker'
+        icon: data.icon || 'map-marker',
+        nextPage: (response.features.length % Number(this.options.params.limit) !== 0
+        || Number(this.options.params.page) > 10) ? false : true
       }
     };
   }

packages/geo/src/lib/search/shared/sources/ilayer.ts

@@ -5,6 +5,7 @@ import { Observable, BehaviorSubject, of } from 'rxjs';
 import { map } from 'rxjs/operators';
 
 import { LanguageService } from '@igo2/core';
+import { ObjectUtils } from '@igo2/utils';
 
 import { getResolutionFromScale } from '../../../map/shared/map.utils';
 import { LAYER } from '../../../layer';
@@ -174,14 +175,15 @@ export class ILayerSearchSource extends SearchSource implements TextSearch {
     options: TextSearchOptions
   ): HttpParams {
     return new HttpParams({
-      fromObject: Object.assign(
+      fromObject: ObjectUtils.removeUndefined(Object.assign(
         {
-          q: this.computeTerm(term)
+          q: this.computeTerm(term),
+          page: options.page
         },
         this.params,
         options.params || {}
       )
-    });
+    )});
   }
 
   /**
@@ -205,10 +207,10 @@ export class ILayerSearchSource extends SearchSource implements TextSearch {
   private extractResults(
     response: ILayerServiceResponse
   ): SearchResult<ILayerItemResponse>[] {
-    return response.items.map((data: ILayerData) => this.dataToResult(data));
+    return response.items.map((data: ILayerData) => this.dataToResult(data, response));
   }
 
-  private dataToResult(data: ILayerData): SearchResult<ILayerItemResponse> {
+  private dataToResult(data: ILayerData, response?: ILayerServiceResponse): SearchResult<ILayerItemResponse> {
     const layerOptions = this.computeLayerOptions(data);
 
     const titleHtml = data.highlight.title || data.properties.title;
@@ -224,7 +226,8 @@ export class ILayerSearchSource extends SearchSource implements TextSearch {
         id: [this.getId(), data.properties.id].join('.'),
         title: data.properties.title,
         titleHtml: titleHtml + subtitleHtml,
-        icon: data.properties.type === 'Layer' ? 'layers' : 'map'
+        icon: data.properties.type === 'Layer' ? 'layers' : 'map',
+        nextPage: (response.items.length % Number(this.options.params.limit) !== 0) ? false : true
       },
       data: layerOptions
     };

packages/geo/src/lib/search/shared/sources/source.interfaces.ts

@@ -32,6 +32,8 @@ export interface TextSearchOptions {
   searchType?: 'Feature' | 'Layer'; // refer to search.enum.ts SEARCH_TYPES = [FEATURE, LAYER];
   getEnabledOnly?: boolean;
   extent?: [number, number, number, number];
+  page?: number;
+  sourceId?: string;
 }
 
 export interface ReverseSearchOptions {

packages/geo/src/locale/en.geo.json

@@ -306,7 +306,8 @@
             "true": "Yes",
             "false": "No"
           }
-        }
+        },
+        "displayMoreResults": "Display more results"
       },
       "geometry": {
         "geometry": "Geometry",

packages/geo/src/locale/fr.geo.json

@@ -306,7 +306,8 @@
             "true": "Oui",
             "false": "Non"
           }
-        }
+        },
+        "displayMoreResults": "Afficher plus de résultats"
       },
       "geometry": {
         "geometry": "Geometrie",

packages/integration/src/lib/search/search-results-tool/search-results-tool.component.html

@@ -20,9 +20,11 @@ <h4>{{ 'igo.integration.searchResultsTool.noResults' | translate }}</h4>
     <igo-search-results
       [store]="store"
       [showIcons]="showIcons"
+      [term]="term"
       placeholder="false"
       (resultFocus)="onResultFocus($event)"
-      (resultSelect)="onResultFocus($event)">
+      (resultSelect)="onResultFocus($event)"
+      (moreResults)="onSearch($event)">
       <ng-template #igoSearchItemToolbar let-result="result">
         <igo-search-add-button
           [map]="map"

packages/integration/src/lib/search/search-results-tool/search-results-tool.component.ts

@@ -1,5 +1,5 @@
-import { Component, ChangeDetectionStrategy, Input } from '@angular/core';
-import { Observable, BehaviorSubject } from 'rxjs';
+import { Component, ChangeDetectionStrategy, Input, OnInit } from '@angular/core';
+import { Observable, BehaviorSubject, Subscription } from 'rxjs';
 import { map } from 'rxjs/operators';
 import olFormatGeoJSON from 'ol/format/GeoJSON';
 
@@ -19,7 +19,8 @@ import {
   LAYER,
   SearchResult,
   IgoMap,
-  moveToOlFeatures
+  moveToOlFeatures,
+  Research
 } from '@igo2/geo';
 
 import { MapState } from '../../map/map.state';
@@ -39,7 +40,7 @@ import { SearchState } from '../search.state';
   templateUrl: './search-results-tool.component.html',
   changeDetection: ChangeDetectionStrategy.OnPush
 })
-export class SearchResultsToolComponent {
+export class SearchResultsToolComponent implements OnInit {
   /**
    * to show hide results icons
    */
@@ -80,6 +81,9 @@ export class SearchResultsToolComponent {
 
   public feature: Feature;
 
+  public term = '';
+  private searchTerm$$: Subscription;
+
   public topPanelState$ = new BehaviorSubject<FlexibleState>('initial');
 
   @Input()
@@ -98,6 +102,13 @@ export class SearchResultsToolComponent {
     private searchState: SearchState
   ) {}
 
+  ngOnInit() {
+    this.searchTerm$$ = this.searchState.searchTerm$.subscribe((searchTerm: string) => {
+      if (searchTerm !== undefined && searchTerm !== null) {
+        this.term = searchTerm;
+      }
+    });
+  }
   /**
    * Try to add a feature to the map when it's being focused
    * @internal
@@ -123,6 +134,15 @@ export class SearchResultsToolComponent {
     }
   }
 
+  onSearch(event: { research: Research; results: SearchResult[] }) {
+    const results = event.results;
+    this.store.state.updateAll({ focused: false, selected: false });
+    const newResults = this.store.entities$.value
+      .filter((result: SearchResult) => result.source !== event.research.source)
+      .concat(results);
+    this.store.load(newResults);
+  }
+
   toggleTopPanel() {
     if (this.topPanelState === 'expanded') {
       this.topPanelState = 'collapsed';