class PostsController < ApplicationController before_action :set_post, only: [:show, :edit, :update, :destroy] # GET /posts def index @posts = Post.all end # GET /posts/1 def show end # GET /posts/new def new @post = Post.new end # GET /posts/1/edit def edit end # POST /posts def create @post = Post.new(post_params) if @post.save redirect_to @post, notice: 'Post was successfully created.' else render :new end end # PATCH/PUT /posts/1 def update if @post.update(post_params) redirect_to @post, notice: 'Post was successfully updated.' else render :edit end end # DELETE /posts/1 def destroy @post.destroy redirect_to posts_url, notice: 'Post was successfully destroyed.' end private # Use callbacks to share common setup or constraints between actions. def set_post @post = Post.find_by(slug: params[:id]) end # Only allow a trusted parameter "white list" through. def post_params params.require(:post).permit(:title, :content, :slug) end end