Example
class PostsController < ApplicationController before_action :set_post, only: [:show, :edit, :update, :destroy] def index @posts = Post.all end def show end def new @post = Post.new end def edit end def create @post = Post.new(post_params) respond_to do |format| if @post.save format.html { redirect_to @post, notice: 'Post was successfully created.' } format.json { render :show, status: :created, location: @post } else format.html { render :new } format.json { render json: @post.errors, status: :unprocessable_entity } end end end def update respond_to do |format| if @post.update(post_params) format.html { redirect_to @post.company, notice: 'Post was successfully updated.' } format.json { render :show, status: :ok, location: @post } else format.html { render :edit } format.json { render json: @post.errors, status: :unprocessable_entity } end end end def destroy @post.destroy respond_to do |format| format.html { redirect_to posts_url, notice: 'Post was successfully destroyed.' } format.json { head :no_content } end end private def set_post @post = Post.find(params[:id]) end def post_params params.require(:post).permit(:title, :body, :author) end end
