const request = require('supertest')
const dayjs = require('dayjs')
const path = require('path')

const admin = { username: 'admin', password: 'test', grant_type: 'password', client_id: 'self' }

let token
let app
let places = []
let event_id

beforeAll(async () => {

  switch (process.env.DB) {
    case 'mariadb':
      process.env.config_path = path.resolve(__dirname, './seeds/config.mariadb.json')
      break
    case 'postgresql':
      process.env.config_path = path.resolve(__dirname, './seeds/config.postgres.json')
      break
    case 'sqlite':
    default:
      process.env.config_path = path.resolve(__dirname, './seeds/config.sqlite.json')
  }
  try {
    app = await require('../server/routes.js').main()
    const { sequelize } = require('../server/api/models/index')
    const { col } = require('../server/helpers')
    // sequelize.sync({ force: true })
    // await sequelize.query('PRAGMA foreign_keys = OFF')
    await sequelize.query(`DELETE FROM ${col('user_followers')}`)
    await sequelize.query(`DELETE FROM ${col('events')} where ${col('parentId')} IS NOT NULL`)
    await sequelize.query('DELETE FROM ap_users')
    await sequelize.query('DELETE FROM events')
    await sequelize.query('DELETE FROM event_tags')
    await sequelize.query('DELETE FROM resources')
    await sequelize.query('DELETE FROM instances')
    await sequelize.query('DELETE FROM settings')
    await sequelize.query('DELETE FROM announcements')
    await sequelize.query('DELETE FROM oauth_tokens')
    await sequelize.query('DELETE FROM users')
    await sequelize.query('DELETE FROM tags')
    await sequelize.query('DELETE FROM places')
    await sequelize.query('DELETE FROM filters')
    await sequelize.query('DELETE FROM collections')
    await sequelize.query('DELETE FROM notifications')
    await sequelize.query('DELETE FROM tasks')
    // await sequelize.query('PRAGMA foreign_keys = ON')
  } catch (e) {
    // console.error(e)
  }
})

afterAll(async () => {
  await require('../server/initialize.server.js').shutdown(false)
})

describe('Basic', () => {
  test('shoud return an empty list', async () => {
    const response = await request(app).get('/api/events')
      .expect(200)

    expect(response.body.length).toBe(0)
  })
})

describe('Authentication / Authorization', () => {
  test('should not return an user when not authenticated', () => {
    return request(app).get('/api/user')
      .expect(403)
  })

  test('should not authenticate with wrong user/password', () => {
    return request(app).post('/oauth/login')
      .set('Content-Type', 'application/x-www-form-urlencoded')
      .send({ email: 'admin', password: 'wrong'})
      .expect(401)
  })

  test('should register an admin as first user', async () => {
    const response = await request(app)
      .post('/api/user/register')
      .send({ email: 'admin', password: 'test' })
      .expect(200)
    expect(response.body.id).toBeDefined()
  })

  test('should authenticate with correct user/password', async () => {
    const response = await request(app)
      .post('/oauth/login')
      .set('Content-Type', 'application/x-www-form-urlencoded')
      .send(admin)
      .expect(200)
    expect(response.body.refresh_token).toBeDefined()
    expect(response.body.access_token).toBeDefined()
    expect(response.body.token_type).toBe('Bearer')
    token = response.body
  })

  test('should get user when authenticated', async () => {
    const response = await request(app).get('/api/user')
      .auth(token.access_token, { type: 'bearer' })
      .expect(200)
    expect(response.body.email).toBe(admin.username)
    expect(response.body.is_admin).toBe(true)
  })
})

describe('Settings', () => {

  test('should not change settings when not allowed', () => {
    return request(app).post('/api/settings')
      .send({ key: 'allow_anon_event', value: false })
      .expect(403)
  })

  test('should change settings when allowed', () => {
    return request(app).post('/api/settings')
      .send({ key: 'allow_anon_event', value: true })
      .auth(token.access_token, { type: 'bearer' })
      .expect(200)
  })

  test('should retrieve stored array settings', async () => {
    await request(app).post('/api/settings')
      .auth(token.access_token, { type: 'bearer' })
      .send({ key: 'test', value: [1, 2, 'test'] })
      .expect(200)

    const response = await request(app)
      .get('/api/settings')
      .auth(token.access_token, { type: 'bearer' })
      .expect(200)

    expect(response.body.test.length).toBe(3)
    expect(response.body.test).toStrictEqual([1, 2, 'test'])
  })


  test('should retrieve stored object settings', async () => {
    await request(app).post('/api/settings')
      .auth(token.access_token, { type: 'bearer' })
      .send({ key: 'test', value: { name: 'test object' } })
      .expect(200)

    const response = await request(app)
      .get('/api/settings')
      .auth(token.access_token, { type: 'bearer' })
      .expect(200)

    expect(response.body.test.name).toBe('test object')
  })


  test('should retrieve stored string settings', async () => {
    await request(app).post('/api/settings')
      .auth(token.access_token, { type: 'bearer' })
      .send({ key: 'test', value: 'test string' })
      .expect(200)

    const response = await request(app)
      .get('/api/settings')
      .auth(token.access_token, { type: 'bearer' })
      .expect(200)

    expect(response.body.test).toBe('test string')
  })

})

describe('Events', () => {

  test('should not allow event creation without required fields', async () => {
    const required_fields = {
      'title': {},
      'start_datetime': { title: 'test title' },
      'place_id or place_name and place_address are': { title: 'test title', start_datetime: dayjs().unix() + 1000, place_name: 'test place name' },
    }

    const promises = Object.keys(required_fields).map(async field => {
      const response = await request(app).post('/api/event').send(required_fields[field])
        .expect(400)
      expect(response.text).toBe(`${field} required`)
    })

    await Promise.all(promises)
  })


  test('should create anon event only when allowed', async () => {
    await request(app).post('/api/settings')
      .send({ key: 'allow_anon_event', value: false })
      .auth(token.access_token, { type: 'bearer' })
      .expect(200)

    await request(app).post('/api/event')
      .expect(403)

    let response = await request(app).post('/api/event')
      .send({ title: 'test title 2', place_name: 'place name', place_address: 'address', tags: ['test'], start_datetime: dayjs().unix() + 1000 })
      .auth(token.access_token, { type: 'bearer' })
      .expect(200)

    expect(response.body.place.id).toBeDefined()
    places.push(response.body.place.id)

    await request(app).post('/api/settings')
      .send({ key: 'allow_anon_event', value: true })
      .auth(token.access_token, { type: 'bearer' })
      .expect(200)

    response = await request(app).post('/api/event')
      .send({ title: 'test title 3', place_name: 'place name 2', place_address: 'address 2', tags: ['test'], start_datetime: dayjs().unix() + 1000 })
      .expect(200)

    expect(response.body.place.id).toBeDefined()
    places.push(response.body.place.id)

  })

  test('should not confirm anon events', async () => {
    const response = await request(app).post('/api/event')
      .send({ title: 'test title 6', place_id: places[0], start_datetime: dayjs().unix() + 1000 })
      .expect(200)
    
    expect(response.body.is_visible).toBe(false)
    event_id = response.body.id
  })

  test('should not get unconfirmed events', async () => {
    let response = await request(app).get(`/api/event/detail/${event_id}`)
      .expect(404)

      response = await request(app).get(`/api/event/detail/${event_id}`)
      .auth(token.access_token, { type: 'bearer' })
      .expect(200)      
  })

  test('should confirm event if allowed', async () => {
    let response = await request(app).put(`/api/event/confirm/${event_id}`)
      .send()
      .expect(403)

    response = await request(app).put(`/api/event/confirm/${event_id}`)
      .auth(token.access_token, { type: 'bearer' })
      .send()
      .expect(200)      
  })

  test('should not allow start_datetime greater than end_datetime', async () => {

    const event = {
      title: ' test title 5',
      place_id: places[0],
      start_datetime: dayjs().unix() + 1000,
      end_datetime: dayjs().unix(),
    }

    const response = await request(app).post('/api/event')
      .send(event)
      .expect(400)
    
    expect(response.text).toBe('start datetime is greater than end datetime')
  })

  test('should not allow start_datetime greater than 3000', async () => {

    const event = {
      title: ' test title 5',
      start_datetime: dayjs().set('year', 4000).unix(),
      place_id: places[0],
    }

    const response = await request(app).post('/api/event')
      .send(event)
      .expect(400)

    expect(response.text).toBe('are you sure?')
  })

  test('should validate start_datime', async () => {
    const event = {
      title: ' test title 5',
      start_datetime: "antani",
      place_id: places[0],
    }

    const response = await request(app).post('/api/event')
      .send(event)
      .expect(400)
  })


  test('should validate end_datime', async () => {
    const event = {
      title: ' test title 5',
      start_datetime: dayjs().unix() + 1000,
      end_datetime: "Antani",
      place_id: places[0],
    }

    const response = await request(app).post('/api/event')
      .send(event)
      .expect(400)
  })

  test('should trim tags and title', async () => {
    const event = {
      title: ' test title 4 ',
      place_id: places[0],
      start_datetime: dayjs().unix() + 1000,
      tags: [' test tag ']
    }

    const response = await request(app).post('/api/event')
      .send(event)
      .expect(200)
      .expect('Content-Type', /json/)

    expect(response.body.title).toBe('test title 4')
    expect(response.body.tags[0]).toBe('test tag')
  })


  test('should sanitize htlm in description', async () => {

    const event = {
      title: 'test title',
      place_id: places[0],
      start_datetime: dayjs().unix() + 1000,
      tags: ['test tags'],
      description: `<p wrong-attr="" onclick="alert('test');">inside paragraph</p><a href="https://test.com/?query=true&fbclid=facebook_id">link with fb reference</a>`
    }


    const response = await request(app).post('/api/event')
      .send(event)
      .expect(200)
      .expect('Content-Type', /json/)

    event_id = response.body.id
    expect(response.body.description).toBe(`<p>inside paragraph</p><a href="https://test.com/?query=true">link with fb reference</a>`)

  })

  test('should not update event with invalid start_datetime', async () => {
    const event = {
      id: event_id,
      place_id: places[0],
      start_datetime: "antani"
    }

    const response = await request(app).put('/api/event')
      .auth(token.access_token, { type: 'bearer' })
      .send(event)
      .expect(400)
      
    expect(response.text).toBe('Wrong format for start datetime')
  })


  test('should not update event with invalid end_datetime', async () => {
    const event = {
      id: event_id,
      place_id: places[0],
      end_datetime: 2
    }

    const response = await request(app).put('/api/event')
      .auth(token.access_token, { type: 'bearer' })
      .send(event)
      .expect(400)
      
    expect(response.text).toBe('start datetime is greater than end datetime')
  })


})

let event = {}
describe('Tags', () => {
  test('should create event with tags', async () => {

    event = await request(app).post('/api/event')
      .send({ title: 'test tags', place_id: places[1], start_datetime: dayjs().unix() + 1000, tags: ['tag1', 'Tag2', 'tAg3'] })
      .auth(token.access_token, { type: 'bearer' })
      .expect(200)

    expect(event.body.tags.length).toBe(3)
    expect(event.body.tags).toStrictEqual(['tag1', 'Tag2', 'tAg3'])
  })

  test('should dedup tags', async () => {

    event = await request(app).post('/api/event')
      .send({ title: 'test tags', place_id: places[0], start_datetime: dayjs().unix() + 1000, tags: ['ciao', ' Ciao '] })
      .auth(token.access_token, { type: 'bearer' })
      .expect(200)

    expect(event.body.tags.length).toBe(1)
    expect(event.body.tags).toStrictEqual(['ciao'])
  })

  test('should create event trimming tags / ignore sensitiviness', async () => {
    const ret = await request(app).post('/api/event')
      .send({ title: 'test trimming tags', place_id: places[1], start_datetime: dayjs().unix() + 1000, tags: ['Tag1', 'taG2 '] })
      .auth(token.access_token, { type: 'bearer' })
      .expect(200)

    expect(ret.body.tags.length).toBe(2)
    // expect(ret.body.tags).toStrictEqual(['Tag1', 'taG2'])
    expect(ret.body.tags[0]).toBe('tag1')
    expect(ret.body.tags[1]).toBe('Tag2')
  })

  test('should modify event tags', async () => {
    const ret = await request(app).put('/api/event')
      .send({ id: event.body.id, tags: ['tag1', 'tag3', 'tag4'], place_id: places[0] })
      .auth(token.access_token, { type: 'bearer' })
      .expect(200)

    expect(ret.body.tags).toStrictEqual(['tag1', 'tAg3', 'tag4'])
  })

  test('shoud support utf-8 chars in tag', async () => {
    let ret = await request(app).post('/api/event')
      .send({ title: 'test trimming tags',
        place_id: places[1],
        start_datetime: dayjs().unix() + 1000,
        tags: ['/\'"%^&*~`!@#$*()_+=-\\}{', 'üniversite etkinliği', 'ÜNIVERSITE ETKINLIĞI', 'antani', '$$antan$i'] })
      .auth(token.access_token, { type: 'bearer' })
      .expect(200)

    expect(ret.body.tags).toEqual(expect.arrayContaining(['/\'"%^&*~`!@#$*()_+=-\\}{', 'üniversite etkinliği', 'antani', '$$antan$i']))

    ret = await request(app).post('/api/event')
    .send({ title: 'test trimming tags',
      place_id: places[0],
      start_datetime: dayjs().unix() + 1000,
      tags: ['/\'"%^&*~`!@#$*()_+=-\\}{', 'üniversite etkinliği', 'ÜNIVERSITE ETKINLIĞI', 'antani', '$$antan$i'] })
    .auth(token.access_token, { type: 'bearer' })
    .expect(200)

    expect(ret.body.tags).toStrictEqual(expect.arrayContaining(['/\'"%^&*~`!@#$*()_+=-\\}{', 'üniversite etkinliği', 'antani', '$$antan$i']))

  })

  test('should return events searching for tags', async () => {

    const response = await request(app).get('/api/events?tags=tAg3')
      .expect(200)

    expect(response.body.length).toBe(2)
    // expect(response.body[0].title).toBe('test tags')
    expect(response.body[0].tags.length).toBe(3)
  })

  test('should return limited events', async () => {

    let response = await request(app).get('/api/events?max=1')
    .expect(200)
    expect(response.body.length).toBe(1)

    response = await request(app).get('/api/events?max=2')
      .expect(200)

    expect(response.body.length).toBe(2) 


  })
})

describe('Place', () => {
  test('should get events by place', async () => {

    const response = await request(app).get('/api/place/place name 2')
      .expect(200)

    expect(response.body.place.name).toBe('place name 2')
    expect(response.body.events.length).toBe(3)
    expect(response.body.events[0].place.name).toBe('place name 2')
  })

  test('admin should get all places', async () => {
    await request(app).get('/api/places')
      .expect(403)

    const response = await request(app).get('/api/places')
      .auth(token.access_token, { type: 'bearer' })
      .expect(200)


    expect(response.body.length).toBe(2)
  })

  test('should search for a place', async () => {
    const response = await request(app).get('/api/place?search=place')
      .expect(200)

    expect(response.body.length).toBe(2)
  })

  test('should trim place\'s name and address', async () => {
    const ret = await request(app).post('/api/event')
      .send({ title: 'test trimming', place_name: ' test place with white Space ',
        place_address: ' address with Space ', start_datetime: dayjs().unix() + 1000 })
      .auth(token.access_token, { type: 'bearer' })
      .expect(200)

    expect(ret.body.place.name).toBe('test place with white Space')
    expect(ret.body.place.address).toBe('address with Space')
  })

})

let collections = []
let filters = []
describe('Collection', () => {
  test('should not create a new collection if not allowed', () => {
    return request(app).post('/api/collections')
      .send({ name: 'test collection' })
      .expect(403)
  })

  test('should create a new collection', async () => {
    const response = await request(app).post('/api/collections')
      .send({ name: 'test collection' })
      .auth(token.access_token, { type: 'bearer' })
      .expect(200)
    expect(response.body.id).toBeDefined()
    collections.push(response.body)
  })

  test('should do not have any event when no filters', async () => {
    const response = await request(app).get('/api/collections/test collection')
      .expect(200)

    expect(response.body.length).toBe(0)
  })

  test('should add a new filter', async () => {
    await request(app)
      .post('/api/filter')
      .send({ collectionId: collections[0].id, tags: ['test'] })
      .expect(403)

    const response = await request(app).post('/api/filter')
      .send({ collectionId: collections[0].id, tags: ['test'] })
      .auth(token.access_token, { type: 'bearer' })
      .expect(200)

    expect(response.body.id).toBeDefined()
    filters.push(response.body.id)

  })

  test('shoud get collection\'s filters using withFilters parameter', async () => {
    let response = await request(app)
      .get('/api/collections?withFilters=true')
      .expect(200)

    expect(response.body.length).toBe(1)
    expect(response.body[0].name).toBe('test collection')
    expect(response.body[0].filters.length).toBe(1)
    expect(response.body[0].filters[0].tags.length).toBe(1)
    expect(response.body[0].filters[0].tags[0]).toBe('test')

    response = await request(app)
      .get('/api/collections')
      .expect(200)
    expect(response.body[0].filters).toBeUndefined()


    response = await request(app)
      .get('/api/collections?withFilters=false')
      .expect(200)
    expect(response.body[0].filters).toBeUndefined()

  })

  test('should get collection events', async () => {
    const response = await request(app)
      .get(`/api/collections/test collection`)
      .expect(200)

    expect(response.body.length).toBe(1)
  })

  test('should remove filter', async () => {
    await request(app)
      .delete(`/api/filter/${filters[0]}`)
      .expect(403)

    await request(app)
      .delete(`/api/filter/${filters[0]}`)
      .auth(token.access_token, { type: 'bearer' })
      .expect(200)

    const response = await request(app)
      .get(`/api/filter/${filters[0]}`)
      .auth(token.access_token, { type: 'bearer' })
      .expect(200)

    expect(response.body.length).toBe(0)
  })

  test('shoud filter for tags', async () => {
    await request(app)
      .post('/api/filter')
      .send({ collectionId: collections[0].id, tags: ['test'] })
      .auth(token.access_token, { type: 'bearer' })
      .expect(200)


    const response = await request(app)
      .get(`/api/collections/test collection`)
      .expect(200)

    expect(response.body.length).toBe(1)

  })

  test('should create a second collection', async () => {
    let response = await request(app).post('/api/collections')
      .send({ name: 'second collection' })
      .auth(token.access_token, { type: 'bearer' })
      .expect(200)
    expect(response.body.id).toBeDefined()
    collections.push(response.body)

    response = await request(app)
      .get('/api/collections')
      .expect(200)
    expect(response.body?.length).toBe(2)
    expect(response.body[0].id).toBe(collections[0].id)
    expect(response.body[1].id).toBe(collections[1].id)

  })

  test('should change collections order', async () =>{
    let response = await request(app).put(`/api/collection/moveup/${collections[1].sortIndex}`)
      .auth(token.access_token, { type: 'bearer' })
      .expect(200)

    response = await request(app)
      .get('/api/collections')
      .expect(200)
    expect(response.body?.length).toBe(2)
    expect(response.body[0].id).toBe(collections[1].id)
    expect(response.body[1].id).toBe(collections[0].id)

  })
})

describe('Export', () => {
  test('should export an rss feed', async () => {
    await request(app).get('/feed/rss')
      .expect('Content-Type', /application\/rss\+xml/)
      .expect(200)

    await request(app).get('/api/export/rss')
      .expect('Content-Type', /application\/rss\+xml/)
      .expect(200)
  })

  test('should export a json feed', async () => {
    await request(app).get('/feed/json')
      .expect('Content-Type', /application\/json/)
      .expect(200)

    await request(app).get('/api/export/json')
      .expect('Content-Type', /application\/json/)
      .expect(200)
  })

  test('should export an ics feed', async () => {
    await request(app).get('/feed/ics')
      .expect('Content-Type', /text\/calendar/)
      .expect(200)

      await request(app).get('/api/export/ics')
      .expect('Content-Type', /text\/calendar/)
      .expect(200)
  })
})

describe('Geocoding', () => {
  test('should not be enabled by default', async () => {

    await request(app)
      .post('/api/settings')
      .send({ key: 'allow_geolocation', value: false })
      .auth(token.access_token, { type: 'bearer' })
      .expect(200)
    

    const response = await request(app).get('/api/placeOSM/Nominatim/test')
      .expect(403)

    expect(response.body).toBeDefined()

  })

  test('should geocode when enabled', async () => {
    await request(app)
      .post('/api/settings')
      .send({ key: 'allow_geolocation', value: true })
      .auth(token.access_token, { type: 'bearer' })
      .expect(200)

    const response = await request(app).get('/api/placeOSM/Nominatim/test')
      .expect(200)

    expect(response.body).toBeDefined()
  })
})