import types from '../types'
import { put } from '../api/crud.fetch'

export const setToken = (data) => {
  return { type: types.auth.set_token, data }
}
export const setError = (data) => {
  return { type: types.auth.set_error, data }
}
export const setCurrentUser = (data) => {
  return { type: types.auth.set_current_user, data }
}
export function logout() {
  return { type: types.auth.logout_user }
}
export function authLoading() {
  return { type: types.auth.loading }
}

export function InvalidCredentialsException(message) {
  this.message = message
  this.name = 'InvalidCredentialsException'
}

const api = {
  login: '/api/login',
  logout: '/api/logout',
  signup: '/api/signup',
  checkin: '/api/checkin',
}

export function login(username, password) {
  return (dispatch) => {
    dispatch(authLoading())
    fetch(api.login, put({
      username,
      password
    }))
    .then(req => req.json())
    .then(data => {
      dispatch(setToken(data.token))
      dispatch(checkin())
    })
    .catch(error => {
      dispatch(setError(true))
      if (error.response.status === 400) {
        throw new InvalidCredentialsException(error)
      }
      throw error
    })
  }
}

export function signup(data) {
  return (dispatch) => {
    dispatch(authLoading())
    fetch(api.signup, put(data))
    .then(req => req.json())
    .then(data => {
      console.log(data)
      dispatch(login(data.username, data.password))
    })
    .catch(error => {
      console.log(error)
      if (error.response.status === 400) {
        // dispatch(accountError("There was an error creating your account."))
        throw new InvalidCredentialsException(error)
      }
      throw error
    })
  }
}

export function checkin() {
  return (dispatch) => {
    dispatch(authLoading())
    fetch(api.checkin)
    .then(req => req.json())
    .then(data => {
      console.log(data)
      dispatch(setCurrentUser(data))
      console.log('set current user')
    })
    .catch(error => {
      if (error.response.status === 400) {
        throw new InvalidCredentialsException(error)
      }
      throw error
    })
  }
}