```ruby
module Spree
  module Api
    module Ams
      class UsersController < Spree::Api::UsersController
        include Serializable
        include Requestable

        def token
          if @user = Spree.user_class.find_for_database_authentication(login: user_params[:email])
            if @user.valid_password? user_params[:password]

              @user.generate_spree_api_key! unless @user.spree_api_key

              render json: {
                user_id:    @user.id,
                user_email: @user.email,
                user_token: @user.spree_api_key
              }
            else
              # Wrong Password
              render json: {
                error: "Invalid resource. Please fix errors and try again.",
                errors: {
                  password: ["incorrect"]
                }
              }, status: 422
            end
          else
            # User Not Found
            render json: {
              error: "Invalid resource. Please fix errors and try again.",
              errors: {
                email: ["not found"]
              }
            }, status: 422
          end
        end
      end
    end
  end
end```

Update Token Response for Simple Auth
user
```ruby
module Spree
  module Api
    module Ams
      class UsersController < Spree::Api::UsersController
        include Serializable
        include Requestable

        def token
          if @user = Spree.user_class.find_for_database_authentication(login: user_params[:email])
            if @user.valid_password? user_params[:password]

              @user.generate_spree_api_key! unless @user.spree_api_key

              render json: {
                id:    @user.id,
                email: @user.email,
                token: @user.spree_api_key
              }
            else
              # Wrong Password
              render json: {
                error: "Invalid resource. Please fix errors and try again.",
                errors: {
                  password: ["incorrect"]
                }
              }, status: 422
            end
          else
            # User Not Found
            render json: {
              error: "Invalid resource. Please fix errors and try again.",
              errors: {
                email: ["not found"]
              }
            }, status: 422
          end
        end
      end
    end
  end
end
```
assistant