Added Category and User Passwort Change

app/controllers/categories_controller.rb

@@ -0,0 +1,73 @@
+class CategoriesController < ApplicationController
+  before_action :set_category, only: %i[ show edit update destroy ]
+
+  # GET /categories or /categories.json
+  def index
+    @categories = Category.all.order(:name)
+  end
+
+  # GET /categories/1 or /categories/1.json
+  def show
+    @category = Category.find(params[:id])
+    @items = @category.items.includes(:user, :room).order(:name)
+  end
+
+  # GET /categories/new
+  def new
+    @category = Category.new
+  end
+
+  # GET /categories/1/edit
+  def edit
+  end
+
+  # POST /categories or /categories.json
+  def create
+    @category = Category.new(category_params)
+
+    respond_to do |format|
+      if @category.save
+        format.html { redirect_to @category, notice: "Category was successfully created." }
+        format.json { render :show, status: :created, location: @category }
+      else
+        format.html { render :new, status: :unprocessable_content }
+        format.json { render json: @category.errors, status: :unprocessable_content }
+      end
+    end
+  end
+
+  # PATCH/PUT /categories/1 or /categories/1.json
+  def update
+    respond_to do |format|
+      if @category.update(category_params)
+        format.html { redirect_to @category, notice: "Category was successfully updated.", status: :see_other }
+        format.json { render :show, status: :ok, location: @category }
+      else
+        format.html { render :edit, status: :unprocessable_content }
+        format.json { render json: @category.errors, status: :unprocessable_content }
+      end
+    end
+  end
+
+  # DELETE /categories/1 or /categories/1.json
+  def destroy
+    @category.destroy!
+
+    respond_to do |format|
+      format.html { redirect_to categories_path, notice: "Category was successfully destroyed.", status: :see_other }
+      format.json { head :no_content }
+    end
+  end
+
+  private
+    # Use callbacks to share common setup or constraints between actions.
+    def set_category
+      @category = Category.find(params.expect(:id))
+    end
+
+
+    # Only allow a list of trusted parameters through.
+    def category_params
+      params.require(:category).permit(:name, :description)
+    end
+end