/*
 * Squidex Headless CMS
 *
 * @license
 * Copyright (c) Squidex UG (haftungsbeschränkt). All rights reserved.
 */

import { HttpClientTestingModule, HttpTestingController } from '@angular/common/http/testing';
import { inject, TestBed } from '@angular/core/testing';

import {
    AnalyticsService,
    ApiUrlConfig,
    ContributorDto,
    ContributorsDto,
    ContributorsPayload,
    ContributorsService,
    Resource,
    ResourceLinks,
    Version
} from '@app/shared/internal';

describe('ContributorsService', () => {
    const version = new Version('1');

    beforeEach(() => {
        TestBed.configureTestingModule({
            imports: [
                HttpClientTestingModule
            ],
            providers: [
                ContributorsService,
                { provide: ApiUrlConfig, useValue: new ApiUrlConfig('http://service/p/') },
                { provide: AnalyticsService, useValue: new AnalyticsService() }
            ]
        });
    });

    afterEach(inject([HttpTestingController], (httpMock: HttpTestingController) => {
        httpMock.verify();
    }));

    it('should make get request to get app contributors',
        inject([ContributorsService, HttpTestingController], (contributorsService: ContributorsService, httpMock: HttpTestingController) => {

        let contributors: ContributorsDto;

        contributorsService.getContributors('my-app').subscribe(result => {
            contributors = result;
        });

        const req = httpMock.expectOne('http://service/p/api/apps/my-app/contributors');

        expect(req.request.method).toEqual('GET');
        expect(req.request.headers.get('If-Match')).toBeNull();

        req.flush(contributorsResponse(1, 2, 3), {
            headers: {
                etag: '2'
            }
        });

        expect(contributors!).toEqual({ payload: createContributors(1, 2, 3), version: new Version('2') });
    }));

    it('should make post request to assign contributor',
        inject([ContributorsService, HttpTestingController], (contributorsService: ContributorsService, httpMock: HttpTestingController) => {

        const dto = { contributorId: '123', role: 'Owner' };

        let contributors: ContributorsDto;

        contributorsService.postContributor('my-app', dto, version).subscribe(result => {
            contributors = result;
        });

        const req = httpMock.expectOne('http://service/p/api/apps/my-app/contributors');

        expect(req.request.method).toEqual('POST');
        expect(req.request.headers.get('If-Match')).toEqual(version.value);

        req.flush(contributorsResponse(1, 2, 3), {
            headers: {
                etag: '2'
            }
        });

        expect(contributors!).toEqual({ payload: createContributors(1, 2, 3), version: new Version('2') });
    }));

    it('should make delete request to remove contributor',
        inject([ContributorsService, HttpTestingController], (contributorsService: ContributorsService, httpMock: HttpTestingController) => {

        const resource: Resource = {
            _links: {
                'delete': { method: 'DELETE', href: '/api/apps/my-app/contributors/123' }
            }
        };

        let contributors: ContributorsDto;

        contributorsService.deleteContributor('my-app', resource, version).subscribe(result => {
            contributors = result;
        });

        const req = httpMock.expectOne('http://service/p/api/apps/my-app/contributors/123');

        expect(req.request.method).toEqual('DELETE');
        expect(req.request.headers.get('If-Match')).toEqual(version.value);

        req.flush(contributorsResponse(1, 2, 3), {
            headers: {
                etag: '2'
            }
        });

        expect(contributors!).toEqual({ payload: createContributors(1, 2, 3), version: new Version('2') });
    }));

    function contributorsResponse(...ids: number[]) {
        return {
            items: ids.map(id => ({
                contributorId: `id${id}`,
                contributorName: `name${id}`,
                contributorEmail: `mail${id}@squidex.io`,
                role: id % 2 === 0 ? 'Owner' : 'Developer',
                _links: {
                    update: { method: 'PUT', href: `/contributors/id${id}` }
                }
            })),
            maxContributors: ids.length * 13,
            _links: {
                create: { method: 'POST', href: '/contributors' }
            },
            _meta: {
                isInvited: 'true'
            }
        };
    }
});

export function createContributors(...ids: ReadonlyArray<number>): ContributorsPayload {
    return {
        items: ids.map(id => createContributor(id)),
        maxContributors: ids.length * 13,
        _links: {
            create: { method: 'POST', href: '/contributors' }
        },
        _meta: {
            isInvited: 'true'
        },
        canCreate: true
    };
}

export function createContributor(id: number) {
    const links: ResourceLinks = {
        update: { method: 'PUT', href: `/contributors/id${id}` }
    };

    return new ContributorDto(links, `id${id}`, `name${id}`, `mail${id}@squidex.io`, id % 2 === 0 ? 'Owner' : 'Developer');
}