import User from '../models/User.js'
import asyncHandler from '../middleware/async.js'
import ErrorResponse from '../utils/errorResponse.js'

// @desc    Get all users
// @route   GET /api/admin/users
// @access  Private/Admin
export const getUsers = asyncHandler(async (req, res, next) => {
  res.status(200).json({
    success: true,
    data: res.advancedResults,
  })
})

// @desc    Get single user
// @route   GET /api/admin/users/:id
// @access  Private/Admin
export const getUser = asyncHandler(async (req, res, next) => {
  console.log('reached route.')
  const user = await User.findById(req.params.id)

  res.status(200).json({
    success: true,
    data: user,
  })
})

// @desc    Create user
// @route   POST /api/admin/users
// @access  Private/Admin
export const createUser = asyncHandler(async (req, res, next) => {
  const user = await User.create(req.body)

  res.status(201).json({
    success: true,
    data: user,
  })
})

// @desc    Update user
// @route   PUT /api/admin/users/:id
// @access  Private/Admin
export const updateUser = asyncHandler(async (req, res, next) => {
  const { password, ...updateFields } = req.body

  let user = await User.findById(req.params.id).select('+password')

  if (!user)
    return next(new ErrorResponse('User does not exist in database', 404))

  await user.updateOne(updateFields, {
    runValidators: true,
  })

  if (password) {
    user.password = password
    await user.save()
    user = await User.findById(req.params.id).select('+password')
  } else {
    user = await User.findById(req.params.id)
  }

  res.status(200).json({
    success: true,
    data: user,
  })
})

// @desc    Delete user
// @route   DELETE /api/admin/users/:id
// @access  Private/Admin
export const deleteUser = asyncHandler(async (req, res, next) => {
  await User.findByIdAndDelete(req.params.id)

  res.status(200).json({
    success: true,
    data: {},
  })
})