pokemon.trade/app/controllers/api/application_controller.rb

# frozen_string_literal: true

require './lib/api_error/base_error'

class API::ApplicationController < ApplicationController
  protect_from_forgery with: :null_session

  before_action :set_default_response_format

  rescue_from StandardError, with: :handle_unhandled_api_error

  def not_found
    error = APIError::BaseError.new('The requested resource was not found')
    render_error(error, :not_found)
  end

  private

  def handle_unhandled_api_error(err)
    msg = "Unhandled API Error: #{err}\n#{err.backtrace.join("\n")}"
    Rails.logger.error(msg)

    error = APIError::BaseError.new(
      'An unhandled exception occurred.',
      internal_error: err,
    )
    render_error(error)
  end

  def render_error(error, status = :internal_server_error)
    render json: {
      errors: [{message: error.message, type: error.type}],
    }, status: status
  end

  def set_default_response_format
    request.format = :json
  end
end