educoder/app/controllers/oauth/wechat_controller.rb

class Oauth::WechatController < Oauth::BaseController
  def create
    user, new_user = Oauth::CreateOrFindWechatAccountService.call(current_user ,params)

    successful_authentication(user)

    render_ok(new_user: new_user)
  rescue Oauth::CreateOrFindWechatAccountService::Error => ex
    render_error(ex.message)
  end
end