質問編集履歴
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@@ -34,138 +34,6 @@
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現在は、口コミの星の平均avg(microposts.rate)を降順で出しています。
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```rails
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<% @foods.order("avg(microposts.rate) desc").each.with_index(params[:page].to_i) do |food,n| %>
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```
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```foodcontroller
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@foods = Food.left_joins(:microposts).group("id")
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@dogs = Dog.all
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```
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User table
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|ID|name||
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|:--|:--:|--:|
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|30|admin||
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Food table
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|ID|name|rate|
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|9|ドッグフード名||
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Dog table
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|ID|name||
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|4|トイプードル||
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|5|ブルドック||
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Micropost table
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|id|content|user_id|rate|food_id|dog_id|
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|1|愛犬がとても喜んで食べます。|30|3.5|9|4|
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```routes
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https://www.dogfoody.jp/dogs/dog_id
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```
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```FoodModel
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has_many :microposts
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has_many :favorites
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has_many :users, through: :favorites
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validates :name, uniqueness: true
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```
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```MicropostModel
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belongs_to :food
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belongs_to :user
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```
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```UserModel
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has_many :microposts, dependent: :destroy
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has_many :foods
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```
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```migrate
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User
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t.string "name"
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Micropost
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t.text "content"
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t.integer "user_id"
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t.float "rate", default: 0.0, null: false
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t.string "dog_id"
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t.integer "food_id"
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t.index ["food_id", "created_at"], name: "index_microposts_on_food_id_and_created_at"
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t.index ["food_id"], name: "index_microposts_on_food_id"
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t.index ["user_id", "created_at"], name: "index_microposts_on_user_id_and_created_at"
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t.index ["user_id"], name: "index_microposts_on_user_id"
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Food
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t.string "name"
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Dog
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t.string "name"
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t.string "image"
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```
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