const chai = require('chai');
const chaiHttp = require('chai-http');
const express = require('express');
import { SetupApp } from '../../../app';
import * as helpers from './helpers';
import { sha512 } from 'js-sha512';

async function init() {
    chai.use(chaiHttp);
    const app = express();
    const knex = await helpers.initTestDB();

    // Add test users.
    await knex.insert({ email: "test1@test.com", passwordHash: sha512('pass1') }).into('users');
    await knex.insert({ email: "test2@test.com", passwordHash: sha512('pass2') }).into('users');

    SetupApp(app, knex, '');

    // Login as a test user.
    var agent = chai.request.agent(app);
    await agent
        .post('/login?username=' + encodeURIComponent("test1@test.com") + '&password=' + encodeURIComponent('pass1'))
        .send({});
    return agent;
}

describe('POST /artist with no name', () => {
    it('should fail', async done => {
        let agent = await init();
        var req = agent.keepOpen();
        try {
            await helpers.createArtist(req, {}, 400);
        } finally {
            req.close();
            agent.close();
            done();
        }
    });
});

describe('POST /artist with a correct request', () => {
    it('should succeed', async done => {
        let agent = await init();
        var req = agent.keepOpen();
        try {
            await helpers.createArtist(req, { name: "MyArtist" }, 200, { id: 1 });
            await helpers.checkArtist(req, 1, 200, { name: "MyArtist", storeLinks: [], tagIds: [] });
        } finally {
            req.close();
            agent.close();
            done();
        }
    });
});

describe('PUT /artist on nonexistent artist', () => {
    it('should fail', async done => {
        let agent = await init();
        var req = agent.keepOpen();
        try {
            await helpers.modifyArtist(req, 0, { id: 0, name: "NewArtistName" }, 400)
        } finally {
            req.close();
            agent.close();
            done();
        }
    });
});

describe('PUT /artist with an existing artist', () => {
    it('should succeed', async done => {
        let agent = await init();
        var req = agent.keepOpen();
        try {
            await helpers.createArtist(req, { name: "MyArtist" }, 200, { id: 1 });
            await helpers.modifyArtist(req, 1, { name: "MyNewArtist" }, 200);
            await helpers.checkArtist(req, 1, 200, { name: "MyNewArtist", storeLinks: [], tagIds: [] });
        } finally {
            req.close();
            agent.close();
            done();
        }
    });
});

describe('POST /artist with tags', () => {
    it('should succeed', async done => {
        let agent = await init();
        var req = agent.keepOpen();
        try {
            await helpers.createTag(req, { name: "Root" }, 200, { id: 1 });
            await helpers.createTag(req, { name: "Leaf", parentId: 1 }, 200, { id: 2 });
            await helpers.createArtist(req, { name: "MyArtist", tagIds: [1, 2] }, 200, { id: 1 });
            await helpers.checkArtist(req, 1, 200, { name: "MyArtist", storeLinks: [], tagIds: [1, 2] });
        } finally {
            req.close();
            agent.close();
            done();
        }
    });
});