AW-3836 fixed tags component

projects/common/src/fm/components/tag-input/tag-input.component.html

@@ -1,3 +1,11 @@
-<div class="tags">
+<div class="tags">
-  <span class="tag rounded bg-primary text-white" *ngFor="let tag of tags;"><span>{{tag}}</span> <i (click)="handleDeleteTag(tag)" class="fal fa-times" aria-hidden="true"></i></span><input type="text" #taginput (blur)="handleAddTag($event)" (keyup)="handleCheckAddTag($event)" [(ngModel)]="tag" [ngbTypeahead]="findTag" (selectItem)="handleSelect($event)" placeholder="New tag"/>
+  <span class="tag rounded bg-primary text-white" *ngFor="let tag of tags;"><span>{{tag}}</span> <i
-</div>
+    (click)="handleDeleteTag(tag)" class="fal fa-times" aria-hidden="true"></i></span><input
+  type="text" #tagInputElement
+  (blur)="handleBlur($event, false)"
+  (keyup)="handleKeyUp($event)"
+  [(ngModel)]="tag"
+  [ngbTypeahead]="findTag"
+  (selectItem)="handleSelect($event)"
+  placeholder="New tag"/>
+</div>

projects/common/src/fm/components/tag-input/tag-input.component.ts

@@ -1,104 +1,122 @@
-import { Component, Input, forwardRef,ElementRef,ViewChild } from '@angular/core';
+import {Component, ElementRef, forwardRef, Input, ViewChild} from '@angular/core';
-import { ControlValueAccessor, NG_VALUE_ACCESSOR,NgModel } from '@angular/forms';
+import {ControlValueAccessor, NG_VALUE_ACCESSOR} from '@angular/forms';
-import { Observable,of } from 'rxjs';
+import {Observable, of} from 'rxjs';
-import { tap,catchError,debounceTime,distinctUntilChanged,switchMap } from 'rxjs/operators'
+import {catchError, debounceTime, distinctUntilChanged, switchMap, tap} from 'rxjs/operators';
-import { TypeaheadService } from '../../services/typeahead.service';
+import {TypeaheadService} from '@farmmaps/common';
-
+import {NgbTypeahead} from '@ng-bootstrap/ng-bootstrap';
-@Component({
+
-  selector: 'fm-tag-input',
+@Component({
-  templateUrl: 'tag-input.component.html',
+  selector: 'fm-tag-input',
-  styleUrls: ['tag-input.component.scss'],
+  templateUrl: 'tag-input.component.html',
-  providers: [
+  styleUrls: ['tag-input.component.scss'],
-    {
+  providers: [
-      provide: NG_VALUE_ACCESSOR,
+    {
-      useExisting: forwardRef(() => TagInputComponent),
+      provide: NG_VALUE_ACCESSOR,
-      multi: true
+      useExisting: forwardRef(() => TagInputComponent),
-    }
+      multi: true
-  ]
+    }
-})
+  ]
-
+})
-export class TagInputComponent implements ControlValueAccessor  {
+
-  @Input() tags: string[]
+export class TagInputComponent implements ControlValueAccessor {
-  @ViewChild('taginput', { static: true }) tagInputElement: ElementRef;
+  @Input() tags: string[] = [];
-  public tag: string;
+  @ViewChild('tagInputElement', {static: true}) tagInputElement: ElementRef;
-  searching = false;
+  @ViewChild(NgbTypeahead, {static: true}) typeahead: NgbTypeahead;
-  searchFailed = false;
+
-
+  public tag: string;
-  constructor(private typeaheadService: TypeaheadService) {
+  searching = false;
-  }
+  searchFailed = false;
-
+
-  tagExists(tag) {
+  constructor(private typeaheadService: TypeaheadService) {
-    if (tag.length == 0) return true;
+  }
-    for (let t of this.tags) {
+
-      if (t.toLowerCase() == tag.toLowerCase()) return true;
+  tagExists(tag) {
-    }
+    if (tag.length === 0) {
-    return false;
+      return true;
-  }
+    }
-
+    for (const t of this.tags) {
-  handleDeleteTag(tag) {
+      if (t.toLowerCase() === tag.toLowerCase()) {
-    let tags = [];
+        return true;
-    for (let t of this.tags) {
+      }
-      if (t != tag) tags.push(t);
+    }
-    }
+    return false;
-    this.tags = tags;
+  }
-    this.propagateChange(tags);
+
-  }
+  addTag(tag, keepFocus = true) {
-
+    if (!this.tagExists(tag)) {
-  handleAddTag(event) {
+      this.tags.push(tag);
-    if (!this.tagExists(this.tag)) {
+      this.propagateChange(this.tags);
-      this.tags.push(this.tag);
+    }
-      this.propagateChange(this.tags);
+    this.tag = '';
-    }
+
-    this.tag = "";
+    if (keepFocus) {
-    this.tagInputElement.nativeElement.focus();
+      this.tagInputElement.nativeElement.focus();
-  }
+    }
-
+  }
-  handleCheckAddTag(event: KeyboardEvent) {
+
-    if (event.keyCode == 188) {
+  handleDeleteTag(tag) {
-      let tag = this.tag.substr(0, this.tag.length - 1); // strip ,
+    const tags = [];
-      if (!this.tagExists(tag)) {
+    for (const t of this.tags) {
-        this.tags.push(tag);
+      if (t !== tag) {
-        this.propagateChange(this.tags);
+        tags.push(t);
-      }
+      }
-      this.tag = "";
+    }
-    }
+    this.tags = tags;
-  }
+    this.propagateChange(tags);
-
+  }
-  handleSelect(event) {
+
-    if (!this.tagExists(event.item)) {
+  handleBlur(event, keepFocus = true) {
-      this.tags.push(event.item);
+    if (!this.typeahead.isPopupOpen()) {
-      this.propagateChange(this.tags);
+      this.addTag(this.tag, keepFocus);
-    }
+    } else {
-    event.preventDefault();
+      this.tag = '';
-    this.tag = "";
+    }
-  }
+  }
-
+
-  propagateChange = (_: any) => { };
+  handleKeyUp(event: KeyboardEvent) {
-
+    if (event.keyCode === 188) {
-  registerOnChange(fn) {
+      const tag = this.tag.substr(0, this.tag.length - 1); // strip ,
-    this.propagateChange = fn;
+      this.addTag(tag);
-  }
+    }
-
+  }
-  findTag = (text$: Observable<string>) =>
+
-  text$.pipe(
+  handleSelect(event) {
-        debounceTime(200),
+    if (!this.tagExists(event.item)) {
-        distinctUntilChanged(), 
+      this.tags.push(event.item);
-        tap(() => this.searching = true),
+      this.propagateChange(this.tags);
-        switchMap(term => term.length < 1 ? of([]) :
+    }
-           this.typeaheadService.getTagTypeaheadItems(term).pipe(
+    event.preventDefault();
-            tap(() => this.searchFailed = false),
+    this.tag = '';
-            catchError(() => {
+  }
-                this.searchFailed = true;
+
-                return of([]);
+  propagateChange = (_: any) => {
-            }))
+  }
-         ),
+
-         tap(() => this.searching = false)
+  registerOnChange(fn) {
-  );
+    this.propagateChange = fn;
-
+  }
-  writeValue(value: any) {
+
-    this.tags = value;
+  findTag = (text$: Observable<string>) =>
-    this.tag = "";
+    text$.pipe(
-  }
+      distinctUntilChanged(),
-
+      debounceTime(200),
-  registerOnTouched() { }
+      tap(() => this.searching = true),
-}
+      switchMap(term => term.length < 1 ? of([]) :
+        this.typeaheadService.getTagTypeaheadItems(term).pipe(
+          tap(() => this.searchFailed = false),
+          catchError(() => {
+            this.searchFailed = true;
+            return of([]);
+          }))
+      ),
+      tap(() => this.searching = false)
+    )
+
+  writeValue(value: any) {
+    this.tags = value;
+    this.tag = '';
+  }
+
+  registerOnTouched() {
+  }
+}