import express from 'express';
import validator from 'validator';
import { v4 as uuid } from 'uuid';

import * as config from '../../config';
import * as utils from './shared/utils';
import { LOGGED_OUT_RESPONSE_BODY } from './shared/constants';
import { Db } from '../../src';
import { Role } from '../../src/databases/entities/Role';
import { randomEmail, randomValidPassword, randomName } from './shared/random';
import { getGlobalOwnerRole } from './shared/testDb';
import * as testDb from './shared/testDb';

jest.mock('../../src/telemetry');

let globalOwnerRole: Role;

let app: express.Application;
let testDbName = '';

beforeAll(async () => {
	app = utils.initTestServer({ endpointGroups: ['auth'], applyAuth: true });
	const initResult = await testDb.init();
	testDbName = initResult.testDbName;

	await testDb.truncate(['User'], testDbName);

	globalOwnerRole = await getGlobalOwnerRole();
	utils.initTestLogger();
	utils.initTestTelemetry();
});

beforeEach(async () => {
	await testDb.createUser({
		id: uuid(),
		email: TEST_USER.email,
		firstName: TEST_USER.firstName,
		lastName: TEST_USER.lastName,
		password: TEST_USER.password,
		globalRole: globalOwnerRole,
	});

	config.set('userManagement.isInstanceOwnerSetUp', true);

	await Db.collections.Settings!.update(
		{ key: 'userManagement.isInstanceOwnerSetUp' },
		{ value: JSON.stringify(true) },
	);
});

afterEach(async () => {
	await testDb.truncate(['User'], testDbName);
});

afterAll(async () => {
	await testDb.terminate(testDbName);
});

test('POST /login should log user in', async () => {
	const authlessAgent = utils.createAgent(app);

	await Promise.all(
		[
			{
				email: TEST_USER.email,
				password: TEST_USER.password,
			},
			{
				email: TEST_USER.email.toUpperCase(),
				password: TEST_USER.password,
			},
		].map(async (payload) => {
			const response = await authlessAgent.post('/login').send(payload);

			expect(response.statusCode).toBe(200);

			const {
				id,
				email,
				firstName,
				lastName,
				password,
				personalizationAnswers,
				globalRole,
				resetPasswordToken,
			} = response.body.data;

			expect(validator.isUUID(id)).toBe(true);
			expect(email).toBe(TEST_USER.email);
			expect(firstName).toBe(TEST_USER.firstName);
			expect(lastName).toBe(TEST_USER.lastName);
			expect(password).toBeUndefined();
			expect(personalizationAnswers).toBeNull();
			expect(resetPasswordToken).toBeUndefined();
			expect(globalRole).toBeDefined();
			expect(globalRole.name).toBe('owner');
			expect(globalRole.scope).toBe('global');

			const authToken = utils.getAuthToken(response);
			expect(authToken).toBeDefined();
		}),
	);
});

test('GET /login should receive logged in user', async () => {
	const owner = await Db.collections.User!.findOneOrFail();
	const authOwnerAgent = utils.createAgent(app, { auth: true, user: owner });

	const response = await authOwnerAgent.get('/login');

	expect(response.statusCode).toBe(200);

	const {
		id,
		email,
		firstName,
		lastName,
		password,
		personalizationAnswers,
		globalRole,
		resetPasswordToken,
	} = response.body.data;

	expect(validator.isUUID(id)).toBe(true);
	expect(email).toBe(TEST_USER.email);
	expect(firstName).toBe(TEST_USER.firstName);
	expect(lastName).toBe(TEST_USER.lastName);
	expect(password).toBeUndefined();
	expect(personalizationAnswers).toBeNull();
	expect(password).toBeUndefined();
	expect(resetPasswordToken).toBeUndefined();
	expect(globalRole).toBeDefined();
	expect(globalRole.name).toBe('owner');
	expect(globalRole.scope).toBe('global');

	expect(response.headers['set-cookie']).toBeUndefined();
});

test('POST /logout should log user out', async () => {
	const owner = await Db.collections.User!.findOneOrFail();
	const authOwnerAgent = utils.createAgent(app, { auth: true, user: owner });

	const response = await authOwnerAgent.post('/logout');

	expect(response.statusCode).toBe(200);
	expect(response.body).toEqual(LOGGED_OUT_RESPONSE_BODY);

	const authToken = utils.getAuthToken(response);
	expect(authToken).toBeUndefined();
});

const TEST_USER = {
	email: randomEmail(),
	password: randomValidPassword(),
	firstName: randomName(),
	lastName: randomName(),
};