/*!
 * @license
 * Copyright 2019 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 { LiveAnnouncer } from '@angular/cdk/a11y';
import { OVERLAY_PROVIDERS, OverlayModule } from '@angular/cdk/overlay';
import { Component } from '@angular/core';
import { async, ComponentFixture, TestBed } from '@angular/core/testing';

import { MatSnackBar, MatSnackBarModule, MatSnackBarConfig } from '@angular/material';
import { NoopAnimationsModule } from '@angular/platform-browser/animations';
import { NotificationService } from './notification.service';
import { TranslationMock } from '../mock/translation.service.mock';
import { TranslationService } from './translation.service';

@Component({
    template: '',
    providers: [NotificationService]
})
class ProvidesNotificationServiceComponent {
    constructor(public notificationService: NotificationService) {

    }

    sendMessageWithoutConfig() {
        let promise = this.notificationService.openSnackMessage('Test notification', 1000);
        return promise;
    }

    sendMessage() {
        let promise = this.notificationService.openSnackMessage('Test notification', 1000);
        return promise;
    }

    sendCustomMessage() {
        let promise = this.notificationService.openSnackMessage('Test notification', new MatSnackBarConfig());
        return promise;
    }

    sendMessageActionWithoutConfig() {
        let promise = this.notificationService.openSnackMessageAction('Test notification', 'TestWarn', 1000);
        return promise;
    }

    sendMessageAction() {
        let promise = this.notificationService.openSnackMessageAction('Test notification', 'TestWarn', 1000);
        return promise;
    }

    sendCustomMessageAction() {
        let promise = this.notificationService.openSnackMessageAction('Test notification', 'TestWarn', new MatSnackBarConfig());
        return promise;
    }

}

describe('NotificationService', () => {
    let fixture: ComponentFixture<ProvidesNotificationServiceComponent>;
    let translationService: TranslationService;

    beforeEach(async(() => {
        TestBed.configureTestingModule({
            imports: [
                NoopAnimationsModule,
                OverlayModule,
                MatSnackBarModule
            ],
            declarations: [ProvidesNotificationServiceComponent],
            providers: [
                NotificationService,
                MatSnackBar,
                OVERLAY_PROVIDERS,
                LiveAnnouncer,
                { provide: TranslationService, useClass: TranslationMock }
            ]
        });

        translationService = TestBed.get(TranslationService);
    }));

    beforeEach(() => {
        fixture = TestBed.createComponent(ProvidesNotificationServiceComponent);
        fixture.detectChanges();
    });

    it('should translate messages', (done) => {
        spyOn(translationService, 'instant').and.callThrough();

        let promise = fixture.componentInstance.sendMessage();
        promise.afterDismissed().subscribe(() => {
            expect(translationService.instant).toHaveBeenCalled();
            done();
        });

        fixture.detectChanges();
    });

    it('should open a message notification bar', (done) => {
        let promise = fixture.componentInstance.sendMessage();
        promise.afterDismissed().subscribe(() => {
            done();
        });

        fixture.detectChanges();

        expect(document.querySelector('snack-bar-container')).not.toBeNull();
    });

    it('should open a message notification bar without custom configuration', (done) => {
        let promise = fixture.componentInstance.sendMessageWithoutConfig();
        promise.afterDismissed().subscribe(() => {
            done();
        });

        fixture.detectChanges();

        expect(document.querySelector('snack-bar-container')).not.toBeNull();
    });

    it('should open a message notification bar with custom configuration', async((done) => {
        let promise = fixture.componentInstance.sendCustomMessage();
        promise.afterDismissed().subscribe(() => {
            done();
        });

        fixture.detectChanges();

        expect(document.querySelector('snack-bar-container')).not.toBeNull();
    }));

    it('should open a message notification bar with action', (done) => {
        let promise = fixture.componentInstance.sendMessageAction();
        promise.afterDismissed().subscribe(() => {
            done();
        });

        fixture.detectChanges();

        expect(document.querySelector('snack-bar-container')).not.toBeNull();
    });

    it('should open a message notification bar with action and custom configuration', async((done) => {
        let promise = fixture.componentInstance.sendCustomMessageAction();
        promise.afterDismissed().subscribe(() => {
            done();
        });

        fixture.detectChanges();

        expect(document.querySelector('snack-bar-container')).not.toBeNull();
    }));

    it('should open a message notification bar with action and no custom configuration', (done) => {
        let promise = fixture.componentInstance.sendMessageActionWithoutConfig();
        promise.afterDismissed().subscribe(() => {
            done();
        });

        fixture.detectChanges();

        expect(document.querySelector('snack-bar-container')).not.toBeNull();
    });

});