class Api::AuthenticateController < Api::ApiController
  skip_before_action  :authenticate
  before_action :find_shop

  def create
    emp_id = params[:emp_id]
    password = params[:password]

    if emp_id && password
      @employee = Employee.login(@shop, emp_id, password)
      if @employee && @employee.role == "waiter"
        render json: JSON.generate({:status => true, :session_token => @employee.token_session, :name => @employee.name, :role => @employee.role})
      else
        render json: JSON.generate({:status => false, :error_message => "Bad Emp_ID or Password."})
      end
    else
      render json: JSON.generate({:status => false, :error_message => "Input Parameters missing."})
    end
  end

  def create_cashier
    emp_id = params[:emp_id]
    password = params[:password]
    @terminals = []
    if emp_id && password
      @employee = Employee.login(emp_id, password)
      if @employee && @employee.role == "cashier"
        if @employee.is_active
          shift = ShiftSale.current_open_shift(@employee)
          if !shift.nil?
            @status = true
            @shift_id = shift.id
            # render json: JSON.generate({:status => true, :session_token => @employee.token_session, :name => @employee.name, :role => @employee.role})
          else
            @status = true
            @terminals = CashierTerminal.available.is_active
            @error_message = "No current shift open for this employee!"
            # render json: JSON.generate({:status => true, :session_token => @employee.token_session, :name => @employee.name, :role => @employee.role, :error_message => "No current shift open for this employee!", :terminals => terminals.to_json})
          end
        else
          @status = false
          @error_message = "This employee is not active!"
          # render json: JSON.generate({:status => false, :error_message => "This employee is not active!"})
        end
      else
        @status = false
        @error_message = "Bad Emp_ID or Password!"
        # render json: JSON.generate({:status => false, :error_message => "Bad Emp_ID or Password."})
      end
    else
      @status = false
      @error_message = "Input Parameters missing!"
      # render json: JSON.generate({:status => false, :error_message => "Input Parameters missing."})
    end
  end

  def destroy
    logout_status = Employee.logout(params[:session_token])
    if logout_status
      render json: JSON.generate({:status => true})
    else
      render json: JSON.generate({:status => false, :error_message => "Session Token Invalid or Missing"})
    end
  end

  def authenticate_params
    params.permit(:emp_id, :password, :session_token)
  end

  private 
  def find_shop 
    @shop = Shop.find_by_shop_code(params[:shop_code])
  end
end