/*!
 * @license
 * Copyright 2016 Alfresco Software, Ltd.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import { Directive, Input, HostListener } from '@angular/core';
import { ClipboardService } from './clipboard.service';

@Directive({
    selector: '[adf-clipboard]',
    exportAs: 'adfClipboard'
})
export class ClipboardDirective {
    // tslint:disable-next-line:no-input-rename
    @Input('adf-clipboard') target: HTMLInputElement | HTMLTextAreaElement;

    // tslint:disable-next-line:no-input-rename
    @Input('clipboard-notification') message: string;

    @HostListener('click', ['$event'])
    handleClickEvent(event: MouseEvent) {
        event.preventDefault();
        this.copyToClipboard();
    }

    constructor(private clipboardService: ClipboardService) {}

    private copyToClipboard() {
        const isValidTarget = this.clipboardService.isTargetValid(this.target);

        if (isValidTarget) {
            this.clipboardService.copyToClipboard(this.target, this.message);
        }
    }
}