angular-instantsearch/esm2015/hits-per-page/hits-per-page.js

Lightning-fast search for Angular apps, by Algolia.

import { Component, Input, Inject, forwardRef, Optional } from '@angular/core';
import { connectHitsPerPage } from 'instantsearch.js/es/connectors';
import { TypedBaseWidget } from '../typed-base-widget';
import { NgAisInstantSearch } from '../instantsearch/instantsearch';
import { NgAisIndex } from '../index-widget/index-widget';
import { noop } from '../utils';
export class NgAisHitsPerPage extends TypedBaseWidget {
    constructor(parentIndex, instantSearchInstance) {
        super('HitsPerPage');
        this.parentIndex = parentIndex;
        this.instantSearchInstance = instantSearchInstance;
        this.state = {
            items: [],
            refine: noop,
            hasNoResults: true,
            canRefine: false,
        };
    }
    get isHidden() {
        return this.state.items.length === 0 && this.autoHideContainer;
    }
    ngOnInit() {
        this.createWidget(connectHitsPerPage, {
            items: this.items,
            transformItems: this.transformItems,
        }, {
            $$widgetType: 'ais.hitsPerPage',
        });
        super.ngOnInit();
    }
}
NgAisHitsPerPage.decorators = [
    { type: Component, args: [{
                selector: 'ais-hits-per-page',
                template: `
    <div
      [class]="cx()"
      *ngIf="!isHidden"
    >
      <select
        [class]="cx('select')"
        (change)="state.refine($event.target.value)"
      >
        <option
          [class]="cx('option')"
          *ngFor="let item of state.items"
          [value]="item.value"
          [selected]="item.isRefined"
        >
          {{item.label}}
        </option>
      </select>
    </div>
  `
            },] }
];
NgAisHitsPerPage.ctorParameters = () => [
    { type: NgAisIndex, decorators: [{ type: Inject, args: [forwardRef(() => NgAisIndex),] }, { type: Optional }] },
    { type: NgAisInstantSearch, decorators: [{ type: Inject, args: [forwardRef(() => NgAisInstantSearch),] }] }
];
NgAisHitsPerPage.propDecorators = {
    items: [{ type: Input }],
    transformItems: [{ type: Input }]
};
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