const chai = require('chai');
const chaiHttp = require('chai-http');
const express = require('express');
const models = require('../../../models');
import { SetupApp } from '../../../app';
import { expect } from 'chai';

async function init() {
    chai.use(chaiHttp);
    const app = express();
    SetupApp(app);
    await models.sequelize.sync({ force: true });
    return app;
}

describe('POST /artist/modify on nonexistent artist', () => {
    it('should fail', done => {
        init().then((app) => {
            chai
                .request(app)
                .post('/artist/modify')
                .send({
                    id: 1,
                    name: "NewArtistName"
                })
                .then((res) => {
                    expect(res).to.have.status(400);
                })
                .then(done)
        });
    });
});

describe('POST /artist/modify with an existing artist', () => {
    it('should succeed', done => {
        init().then((app) => {
            async function createArtist(req) {
                await req
                    .post('/artist/create')
                    .send({
                        name: "MyArtist"
                    })
                    .then((res) => {
                        expect(res).to.have.status(200);
                        expect(res.body).to.deep.equal({
                            id: 1
                        });
                    });
            }

            async function modifyArtist(req) {
                await req
                    .post('/artist/modify')
                    .send({
                        name: "MyNewArtist",
                        id: 1
                    })
                    .then((res) => {
                        expect(res).to.have.status(200);
                    });
            }

            async function checkArtist(req) {
                await req
                    .get('/artist/details/1')
                    .then((res) => {
                        expect(res).to.have.status(200);
                        expect(res.body).to.deep.equal({
                            name: "MyNewArtist"
                        });
                    })
            }

            var req = chai.request(app).keepOpen();

            init()
                .then(() => createArtist(req))
                .then(() => modifyArtist(req))
                .then(() => checkArtist(req))
                .then(() => req.close())
                .then(done);
        });
    });
});