1. #users_controller.rb
  3. class UsersController < ApplicationController
  4. before_action :set_user, only: [:show, :edit, :update, :destroy]
  6. def index
  7. @users = User.all
  8. end
  10. def show
  11. end
  13. def new
  14. @user = User.new
  15. end
  17. def edit
  18. end
  20. def create
  21. @user = User.new(user_params)
  23. respond_to do |format|
  24. if @user.save
  25. # Tell the UserMailer to send a welcome email after save
  26. UsersWorker.perform_at(2.minutes.from_now, @user)
  28. format.html { redirect_to root_path }
  29. format.json { render :show, status: :created, location: @user }
  30. else
  31. format.html { render :new }
  32. format.json { render json: @user.errors, status: :unprocessable_entity }
  33. end
  34. end
  36. end
  38. private
  39. def set_user
  40. @user = User.find(params[:id])
  41. end
  43. def user_params
  44. params.require(:user).permit(:name, :email, :note, :datetime)
  45. end
  46. end
  47. --------------------------------------------------------------------------
  49. #users_worker.rb
  51. class UsersWorker
  52. include Sidekiq::Worker
  54. def perform(user)
  55. UsersMailer.remind_email(@user).deliver_later
  56. end
  57. end
  59. --------------------------------------------------------------------------
  61. #users_mailer.rb
  63. class UsersMailer < ApplicationMailer
  64. default from: 'mailme'
  66. def remind_email(user)
  67. user = params[:user]
  69. mail(to: user.email, subject: "Sent from Mailme" )
  70. end
  71. end