Add Comment to User and Post models (Ruby on Rails)

Question

I\'m new to Rails. I\'m building my first app - simple blog. I have User and Post models, where each user can write many posts. Now I want to add Comment model, where each post

Answer 1

Class CommentsController < ApplicationController
  before_action :set_user
  before_action :set_post

  def create
    @comment = @post.comments.create(comment_params)

    if @comment.save
      redirect_to @post
    else
      flash.now[:danger] = "error"
    end
  end

  private

    set_post
      @post = User.posts.find(params[:post_id])
    end

   set_user
      @user = User.find(params[:user_id])
   end

   comment_params
     params[:comment].permit()
   end