1
|
|
2
|
import {switchMap, distinctUntilChanged, debounceTime} from 'rxjs/operators';
|
3
|
import {Component, ElementRef, Input, Output, EventEmitter, SimpleChange} from '@angular/core';
|
4
|
import {Observable, Subject} from 'rxjs';
|
5
|
import {EntitiesSearchService} from './entitySearch.service';
|
6
|
import{EnvProperties} from '../properties/env-properties';
|
7
|
import {StringUtils} from "../string-utils.class";
|
8
|
|
9
|
|
10
|
//Usage example
|
11
|
//<static-autocomplete [(filtered)] =filtered [(selected)] =selected placeHolderMessage = "Search for countries" title = "Countries:" (keywordChange)="keywordChanged($event)"></static-autocomplete>
|
12
|
|
13
|
@Component({
|
14
|
selector: 'entities-autocomplete',
|
15
|
host: {
|
16
|
'(document:click)': 'handleClick($event)',
|
17
|
},
|
18
|
template: `
|
19
|
|
20
|
<div class="custom-autocomplete">
|
21
|
<div *ngIf = "showSelected && selectedValue != ''">
|
22
|
<div class="uk-alert-default uk-grid uk-margin-small-left uk-margin-remove-bottom uk-margin-remove-left" data-uk-alert="" *ngFor="let item of selected" [title]="showItem(item)" >
|
23
|
<div class="uk-width-expand uk-padding-remove-left" >{{showItem(item)}} </div>
|
24
|
<div (click)="remove(item)" aria-hidden="true" title="Remove selection" class="uk-padding-remove-left"> <span class="clickable uk-icon">
|
25
|
<svg width="20" height="20" viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg" icon="close" ratio="1"><path fill="none" stroke="#000" stroke-width="1.06" d="M16,16 L4,4"></path><path fill="none" stroke="#000" stroke-width="1.06" d="M16,4 L4,16"></path></svg>
|
26
|
</span> </div>
|
27
|
</div>
|
28
|
</div>
|
29
|
<input *ngIf = "showInput" type="text" class="auto-complete-input validate filter-input input-sm form-control uk-input " [placeholder]=placeHolderMessage [(ngModel)]=keyword (keyup)=search() (blur)="keyword = ''" >
|
30
|
<!--span [style.display]="showLoading ? 'inline' : 'none'" class="uk-alert uk-alert-primary" data-uk-alert=""> <i class="uk-icon-spinner"></i> Loading... </span>
|
31
|
<span *ngIf="warningMessage.length > 0" class="uk-alert uk-alert-warning" data-uk-alert=""> {{warningMessage}} <a href="" class="uk-alert-close uk-close"></a></span-->
|
32
|
<div *ngIf="focus && showInput" class="uk-dropdown" aria-expanded="true" style="display:block" >
|
33
|
<ul class="uk-nav uk-nav-autocomplete uk-autocomplete-results" >
|
34
|
<li>
|
35
|
<span *ngIf="!_search.ready" class="uk-alert uk-alert-primary" data-uk-alert=""> <i class="uk-icon-spinner"></i> Loading..... </span>
|
36
|
<span *ngIf="warningMessage.length > 0" class="uk-alert uk-alert-warning" data-uk-alert="">{{warningMessage}}</span>
|
37
|
<span *ngIf="results > 0" > {{results | number}} results found:</span>
|
38
|
<!--span *ngIf="results == 0 && !showLoading" class="uk-alert uk-alert-primary" data-uk-alert=""> No results found</span-->
|
39
|
</li>
|
40
|
<li *ngFor=" let item of filtered | async">
|
41
|
<a *ngIf= "item.id !=-1 && item.id !=-2" (click)="select(item)" [title]="showItem(item)" style="text-overflow: ellipsis; ">{{showItem(item)}}</a>
|
42
|
<span *ngIf= "item.id ==-1" class="uk-alert uk-alert-primary" data-uk-alert=""> No results found</span>
|
43
|
<span *ngIf= "item.id ==-2" class="uk-alert uk-alert-warning" data-uk-alert=""> An error occured</span>
|
44
|
</li>
|
45
|
</ul>
|
46
|
|
47
|
</div>
|
48
|
|
49
|
</div>
|
50
|
|
51
|
`
|
52
|
})
|
53
|
export class EntitiesAutocompleteComponent {
|
54
|
@Input() placeHolderMessage = "Search for entries";
|
55
|
@Input() title = "Autocomplete";
|
56
|
@Output() addItem = new EventEmitter(); // when selected list changes update parent component
|
57
|
@Output() selectedValueChanged = new EventEmitter(); // when changed a method for filtering will be called
|
58
|
@Output() updateValueLabel = new EventEmitter(); //when the value is id sends an event to update the value (for meta tags)
|
59
|
@Input() public list = []; // the entries resulted after filtering function
|
60
|
@Input() public selected = []; // the entries selected from user
|
61
|
@Input() public keywordlimit = 3; // the minimum length of keyword
|
62
|
@Input() public showSelected = true; // the minimum length of keyword
|
63
|
@Input() public multipleSelections:boolean = true;
|
64
|
@Input() public allowDuplicates:boolean = false;
|
65
|
@Input() public selectedValue:string = '';
|
66
|
@Input() public keyword = '';
|
67
|
@Input() public fieldId:string ;
|
68
|
@Input() public properties:EnvProperties ;
|
69
|
public currentFieldId: string ;
|
70
|
public currentFunderId: string ;
|
71
|
public warningMessage = "";
|
72
|
public infoMessage = "";
|
73
|
public tries = 0;
|
74
|
public showInput = true;
|
75
|
public sub;
|
76
|
public done = false;
|
77
|
public showLoading:boolean = false;
|
78
|
public searchTermStream = new Subject<string>();
|
79
|
filtered: Observable<{}> ;
|
80
|
// public numFilteredResults:number = 0;
|
81
|
|
82
|
@Input() public funderId:string;
|
83
|
@Input() public entityType:string ;
|
84
|
@Input() public depositType:string ;
|
85
|
public results = 0;
|
86
|
public focus:boolean = false;
|
87
|
constructor (public _search:EntitiesSearchService, private myElement: ElementRef) {
|
88
|
this.currentFieldId=this.fieldId;
|
89
|
this.currentFunderId=this.funderId;
|
90
|
this.initialize();
|
91
|
}
|
92
|
|
93
|
ngOnChanges(changes: {[propKey: string]: SimpleChange}) {
|
94
|
if(this.currentFieldId!=this.fieldId){ //this is going to be called when
|
95
|
this.currentFieldId=this.fieldId;
|
96
|
this.initialize();
|
97
|
}else if(this.currentFunderId!=this.funderId){
|
98
|
this.currentFunderId=this.funderId;
|
99
|
this.initialize();
|
100
|
}
|
101
|
}
|
102
|
private initialize(){
|
103
|
|
104
|
this.showInput = true;
|
105
|
/* if(this.entityType == "project" && this.funderId ){
|
106
|
this.filtered = this.searchTermStream.pipe(
|
107
|
debounceTime(300),distinctUntilChanged(),
|
108
|
switchMap((term: string) => {
|
109
|
//console.log("funder"+this.funderId);
|
110
|
var results = this._search.searchProjectsByFunder(term, (this.funderId == "0"?"":encodeURIComponent(this.funderId)), this.properties);
|
111
|
this.showLoading = false;
|
112
|
this.results = results.length;
|
113
|
return results;
|
114
|
}),);
|
115
|
}else */
|
116
|
|
117
|
if(this.entityType == "organization" && this.depositType ){
|
118
|
this.filtered = this.searchTermStream.pipe(
|
119
|
debounceTime(300),distinctUntilChanged(),
|
120
|
switchMap((term: string) => {
|
121
|
var results = this._search.searchByDepositType(term, this.depositType, this.properties);
|
122
|
this.showLoading = false;
|
123
|
this.results = results.length;
|
124
|
return results;
|
125
|
}),);
|
126
|
|
127
|
}else{
|
128
|
|
129
|
this.filtered = this.searchTermStream.pipe(
|
130
|
debounceTime(300),
|
131
|
distinctUntilChanged(),
|
132
|
switchMap((term: string) => {
|
133
|
var results = this._search.searchByType(StringUtils.URIEncode(term), this.entityType, this.properties);
|
134
|
this.showLoading = false;
|
135
|
this.results = results.length;
|
136
|
return results;
|
137
|
}),);
|
138
|
|
139
|
this.getSelectedNameFromGivenId();
|
140
|
}
|
141
|
|
142
|
}
|
143
|
ngOnDestroy(){
|
144
|
if(this.sub){
|
145
|
this.sub.unsubscribe();
|
146
|
}
|
147
|
}
|
148
|
|
149
|
search() {
|
150
|
this.infoMessage = "";
|
151
|
if(this.keyword == ""){
|
152
|
this.tries = 0;
|
153
|
this.warningMessage = "";
|
154
|
} else if(this.keyword && this.keyword.length < this.keywordlimit){
|
155
|
this.tries++;
|
156
|
if(this.tries == this.keywordlimit -1 ){
|
157
|
this.warningMessage = "Type at least " + this.keywordlimit + " characters";
|
158
|
this.tries = 0;
|
159
|
}
|
160
|
}else{
|
161
|
|
162
|
this.tries = 0;
|
163
|
this.warningMessage = "";
|
164
|
this.searchTermStream.next(this.keyword);
|
165
|
// if(this.numFilteredResults ==0){
|
166
|
this.showLoading = true;
|
167
|
this.focus = true;
|
168
|
// }
|
169
|
}
|
170
|
|
171
|
}
|
172
|
|
173
|
remove(item:any){
|
174
|
var index:number =this.checkIfExists(item,this.selected);
|
175
|
if (index > -1) {
|
176
|
this.selected.splice(index, 1);
|
177
|
}
|
178
|
if(!this.multipleSelections && this.selected.length == 0 ){
|
179
|
this.showInput = true;
|
180
|
this.selectedValue = "";
|
181
|
this.selectedValueChanged.emit({
|
182
|
value: this.selectedValue
|
183
|
});
|
184
|
this.updateValueLabel.emit({
|
185
|
value:""
|
186
|
});
|
187
|
|
188
|
|
189
|
}
|
190
|
}
|
191
|
select(item:any){
|
192
|
if(this.multipleSelections){
|
193
|
var index:number =this.checkIfExists(item,this.selected);
|
194
|
if (index > -1 && !this.allowDuplicates) {
|
195
|
// this.keyword = "";
|
196
|
// this.filtered.splice(0, this.filtered.length);
|
197
|
this.focus=false;
|
198
|
return;
|
199
|
}
|
200
|
else{
|
201
|
this.selected.push(item);
|
202
|
// this.keyword = "";
|
203
|
// this.filtered.splice(0, this.filtered.length);
|
204
|
this.addItem.emit({
|
205
|
value: item
|
206
|
});
|
207
|
this.focus=false;
|
208
|
}
|
209
|
}else{
|
210
|
this.selected.splice(0, this.selected.length);
|
211
|
this.selected.push(item);
|
212
|
// this.filtered.splice(0, this.filtered.length);
|
213
|
this.keyword = "";
|
214
|
this.showInput = false;
|
215
|
this.selectedValue = item.id;
|
216
|
this.selectedValueChanged.emit({
|
217
|
value: this.selectedValue
|
218
|
});
|
219
|
this.updateValueLabel.emit({
|
220
|
value:this.showItem(item)
|
221
|
});
|
222
|
this.focus=false;
|
223
|
|
224
|
}
|
225
|
|
226
|
}
|
227
|
private checkIfExists(item:any,list):number{
|
228
|
|
229
|
if(item.concept && item.concept.id ){
|
230
|
|
231
|
for (var _i = 0; _i < list.length; _i++) {
|
232
|
let itemInList = list[_i];
|
233
|
if(item.concept.id == itemInList.concept.id){
|
234
|
return _i;
|
235
|
}
|
236
|
}
|
237
|
}else if(item.id){
|
238
|
for (var _i = 0; _i < list.length; _i++) {
|
239
|
let itemInList = list[_i];
|
240
|
if(item.id == itemInList.id){
|
241
|
return _i;
|
242
|
}
|
243
|
}
|
244
|
}
|
245
|
return -1;
|
246
|
|
247
|
}
|
248
|
showItem(item:any):string{
|
249
|
//console.log(item);
|
250
|
if(!item){
|
251
|
return "[No title available]"
|
252
|
}
|
253
|
else if (item.projectName || item.projectAcronym || item.code){ //project
|
254
|
return ((item.projectAcronym)?"["+item.projectAcronym+"] ":"")+item.projectName+((item.code)?" ("+item.code+")":"");
|
255
|
}else if (item.name){ //search
|
256
|
return item.name;
|
257
|
}else if( item.concept && item.concept.label){ //context
|
258
|
return item.concept.label;
|
259
|
}else if (item.label){ //simple
|
260
|
return item.label;
|
261
|
}
|
262
|
|
263
|
}
|
264
|
truncate(str:string, size:number):string{
|
265
|
if(str == null){return "";}
|
266
|
return (str.length > size)?str.substr(0,size)+'...':str;
|
267
|
}
|
268
|
private getSelectedNameFromGivenId(){
|
269
|
this.showInput = true;
|
270
|
if(this.selectedValue && this.selectedValue.length > 0 ){
|
271
|
|
272
|
console.log(this.selectedValue+" "+this.entityType )
|
273
|
this.sub = this._search.fetchByType(this.selectedValue,this.entityType, this.properties).subscribe(
|
274
|
data => {
|
275
|
this.selected.push( data[0]);
|
276
|
this.updateValueLabel.emit({
|
277
|
value:this.showItem(this.selected[0])
|
278
|
});
|
279
|
this.showInput = false;
|
280
|
},
|
281
|
err => {
|
282
|
//console.log("An error occured"));
|
283
|
this.handleError("Error getting results of type: "+this.entityType+" with id: "+this.selectedValue, err);
|
284
|
}
|
285
|
);
|
286
|
}
|
287
|
}
|
288
|
|
289
|
handleClick(event){
|
290
|
var clickedComponent = event.target;
|
291
|
var inside = false;
|
292
|
do {
|
293
|
if (clickedComponent === this.myElement.nativeElement) {
|
294
|
inside = true;
|
295
|
}
|
296
|
clickedComponent = clickedComponent.parentNode;
|
297
|
} while (clickedComponent);
|
298
|
if(!inside){
|
299
|
this.keyword = "";
|
300
|
// this.numFilteredResults = 0;
|
301
|
this.searchTermStream.next(this.keyword);
|
302
|
this.focus=false;
|
303
|
}
|
304
|
}
|
305
|
|
306
|
private handleError(message: string, error) {
|
307
|
console.error("Autocomplete (component): "+message, error);
|
308
|
}
|
309
|
}
|