users_controller.rb

users_controller.rb

class UsersController < ApplicationController
  before_action :set_user, only: [:show, :edit, :update, :destroy]

  def index
    @users = Users.all
    render json: @users, each_serializer: UserSerializer
  end

  def show
    render json: @user, serializer: UserSerializer
  end

  def create
    creator = UserCreator.new(user_params, current_user)
    if creator.call
      head :ok
    else
      render json: { errors: creator.errors.messages }, status: :unprocessable_entity
    end
  end

  def update
    @user.assign_attributes(user_params)
    if @user.save
      render json: @user, serializer: UserSerializer
    else
      render json: { errors: @user.errors.messages }, status: :unprocessable_entity
    end
  end

  private

  def set_user
    @user = User.find(params[:id])
  end

  def user_params
    params.require(:user).permit(:show_dmca, :name, :user_group_id, :email)
  end
end