質問編集履歴

4

追記と変更点の記載

2022/09/27 13:28

投稿

pi-nattu
pi-nattu

score61

test CHANGED
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test CHANGED
@@ -176,4 +176,7 @@
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  end
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  ```
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+ ```ruby/cart_items_html.erb変更しました
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+ <%= link_to "カートを空にする", destroy_all_cart_items_path, method: :delete, "data-confirm" => "本当に空にしますか?" %><br>
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+ ```
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3

ルーティングファイルの記述を追記しました。

2022/09/27 13:16

投稿

pi-nattu
pi-nattu

score61

test CHANGED
File without changes
test CHANGED
@@ -135,4 +135,45 @@
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  end
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  end
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  ```
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+ 追記▼
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+ ```ruby/routes.rb
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+ Rails.application.routes.draw do
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+
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+ devise_for :admin, skip:[:registrations, :passwords] ,controllers: {
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+ sessions: "admin/sessions"
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+ }
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+
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+ get '/' => 'homes#top'
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+ get '/about' => 'homes#about'
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+ #customer用itemのパス
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+ resources :items, only: [:index, :show]
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+ namespace :admin do
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+ get '/' => 'homes#top'
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+
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+ resources :items, only: [:new, :create, :index, :show, :edit, :update]
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+ resources :genres, only: [:index, :edit, :create, :update]
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+ end
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+
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+ #顧客用
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+ devise_for :customers,skip: [:passwords], controllers: {
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+ registrations: "public/registrations",
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+ sessions: 'public/sessions'
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+ }
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+ #顧客情報関連
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+ get '/customers/my_page' => 'customers#show'
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+ get '/customers/infomation/edit' => 'customers#edit'
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+ patch '/customers/infomation/up_date' => 'customers#update'
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+ get '/customers/unsubscribe' => 'customers#unsubscribe'
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+ patch '/customers/withdraw' => 'customers#withdraw'
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+ #カート関連
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+
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+ delete '/cart_items/destroy_all' => 'cart_items#destroy_all', as: 'destroy_all_cart_items'
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+ resources :cart_items, only: [:index, :update, :destroy, :create]
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+ # 管理者用
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+
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+ # For details on the DSL available within this file, see https://guides.rubyonrails.org/routing.html
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+ end
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+
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+ ```
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+

2

タグに不備があったので修正しました。

2022/09/26 20:38

投稿

pi-nattu
pi-nattu

score61

test CHANGED
File without changes
test CHANGED
File without changes

1

子度を追記しました

2022/09/26 15:06

投稿

pi-nattu
pi-nattu

score61

test CHANGED
File without changes
test CHANGED
@@ -74,8 +74,32 @@
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  #合計金額の初期値は0円
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  @total = 0
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  end
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+
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+
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+ def create
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+ @cart_item = CartItem.find_by(item_id: params[:cart_item][:item_id])
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+ if @cart_item
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+ #カートにitemが存在したらamountに新しいCart_itemのamountを足す
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+ @cart_item.amount += CartItem.new(cart_item_params).amount
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+ else
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+ #カートにitemが無ければ新しく作成する
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+ @cart_item = CartItem.new(cart_item_params)
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+ end
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+ #ログインcustomerのみ更新できるようにするため分岐の外に記述する
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+ @cart_item.customer_id = current_customer.id
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+ @cart_item.save!
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+ redirect_to cart_items_path
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+ end
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+
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+ def update
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+ @cart_item = current_customer
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+ @item = Item.all
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+ @cart_item.update(cart_item_params)
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+ redirect_to cart_items_path
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+ end
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+
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- def destroy
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+ def destroy
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  @cart_item = CartItem.find(params[:id])
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  @cart_item.destroy!
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  redirect_to cart_items_path
@@ -86,5 +110,29 @@
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  current_customer.cart_item.destroy_all
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  redirect_to cart_items_path, notice: 'カートが空になりました。'
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  end
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+
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+ private
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+ def cart_item_params
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+ params.require(:cart_item).permit(:item_id, :amount)
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+ end
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+ end
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+ ```
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+ ```ruby/items_controller.rb
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+ class ItemsController < ApplicationController
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+ def index
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+ @items = Item.all
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+ @genres = Genre.all
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+ end
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+
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+ def show
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+ @item = Item.find(params[:id])
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+ @cart_item = CartItem.new
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+ end
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+
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+ def item_params
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+ params.require(:item).permit(
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+ :name, :item_image, :introduction, :item_price, :genre_id)
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+ end
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+ end
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  ```
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