Dodanie akcji kontrolera

app/controllers/posts_controller.rb

@@ -0,0 +1,48 @@
+class PostsController < ApplicationController 
+
+    def index 
+        @posts = Post.all
+    end 
+
+    def show
+        @post = Post.find(params[:id])
+    end
+
+    def new
+        @post = Post.new
+    end
+
+    def create
+        @post = Post.new(post_params)
+        if @post.save
+            redirect_to posts_path
+        else
+            render :new
+        end
+    end
+
+    def edit 
+        @post = Post.find(params[:id])
+    end
+
+    def update 
+        @post = Post.find(params[:id])
+        if @post.update(post_params)
+            redirect_to posts_path
+        else
+            render :edit
+        end
+    end
+
+    def destroy
+        @post = Post.find(params[:id])
+        @post.destroy
+        redirect_to posts_path
+    end
+
+    private 
+
+    def post_params 
+        params.require(:post).permit(:content)
+    end
+end