Initial app

app/controllers/puzzles_controller.rb

@@ -0,0 +1,38 @@
+class PuzzlesController < ApplicationController
+  before_action :set_puzzle, only: %i[ show destroy ]
+
+  def index
+    @puzzles = Puzzle.all
+  end
+
+  def show
+  end
+
+  def new
+    @puzzle = Puzzle.new
+  end
+
+  def create
+    @puzzle = Puzzle.new(puzzle_params)
+    if @puzzle.save
+      redirect_to @puzzle
+    else
+      render :new, status: :unprocessable_entity
+    end
+  end
+
+  def destroy
+    @puzzle.destroy
+    redirect_to puzzles_path
+  end
+
+  private
+
+  def set_puzzle
+    @puzzle = Puzzle.find(params[:id])
+  end
+
+  def puzzle_params
+    params.expect(puzzle: [ :name, :image ])
+  end
+end