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トップに関する質問投稿のタイトルや説明文のバリデーション時にActiveStorageでエラー発生

編集履歴

質問編集履歴

1

controllerを全文追記

2021/09/08 01:23

投稿

husqy
husqy

スコア2

test CHANGED
File without changes
test CHANGED
@@ -78,104 +78,190 @@
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+ class RoadsController < ApplicationController
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+
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+ PER_PAGE = 15
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+
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+
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+
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+ def index
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+
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+ @q = Road.ransack(params[:q])
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+
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+ @roads = @q.result.includes(:user, :likes).page(params[:page]).per(PER_PAGE).order(:created_at)
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+
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+ end
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+
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+
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+
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+ def show
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+
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+ @road = Road.find(params[:id])
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+
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+ @comments = @road.comments
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+
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+ @comment = Comment.new
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+
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+ end
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+
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+
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+
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+ def new
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+
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+ @road = Road.new
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+
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+ end
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+
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+
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+
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+ def create
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+
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+ @road = Road.new(road_params)
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+
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+ if @road.save
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+
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+ flash[:success] = "投稿が完了しました"
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+
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+ redirect_to roads_path
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+
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+ else
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+
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+ flash[:alert] = "投稿に失敗しました"
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+
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+ render :new
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+
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+ end
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+
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+ end
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+
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+
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+
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+ def edit
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+
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+ @road = Road.find(params[:id])
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+
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+ end
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+
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+
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+
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+ def update
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+
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+ road = Road.find(params[:id])
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+
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+ if params[:road][:road_image_ids]
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+
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+ params[:road][:road_image_ids].each do |road_image_id|
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+
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+ image = road.road_images.find(road_image_id)
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+
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+ image.purge
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+
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+ end
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+
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+ end
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+
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+ if road.update(road_params)
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+
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+ flash[:success] = "投稿を編集しました"
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+
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+ redirect_to roads_path
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+
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+ else
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+
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+ flash[:alert] = "更新に失敗しました"
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+
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+ render :edit
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+
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+ end
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+
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+ end
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+
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+
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+
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+ def destroy
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+
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+ Road.find(params[:id]).destroy
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+
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+ flash[:success] = "投稿を削除しました"
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+
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+ redirect_to roads_path
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+
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+ end
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+
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+
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+
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+ private
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+
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+ def road_params
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+
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+ params.require(:road).permit(:title, :description, :latitude, :longitude, :content, road_images: []).merge(user_id: current_user.id)
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+
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+ end
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+
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+ end
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+
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+
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+
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+ ```
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+
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+
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+
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+ ```Ruby
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+
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+
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+
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+ # road.rb
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+
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+
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+
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+ class Road < ApplicationRecord
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+
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+ has_many_attached :road_images
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+
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+ has_many :comments, dependent: :destroy
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+ has_many :likes, dependent: :destroy
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+
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+ has_many :liked_users, through: :likes, source: :user
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+
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+ belongs_to :user
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+
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+
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+
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+ validates :latitude, :longitude, presence: true
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+
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+ validates :title, presence: true, length: { maximum: 50 }
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+
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+ validates :description, presence: true, length: { maximum: 400 }
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+
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+
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+
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+ def liked_by?(user)
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+
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+ likes.any?{ |like| like.user_id == user.id }
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+
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+ end
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+
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+ end
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+
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+ ```
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+
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+
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+
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+ ```ERB
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+
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+ # edit.html.erb
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+
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+
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+
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+ <div class="container py-5 mx-auto">
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+
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+ <h3 class="text-center">編集</h3>
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+
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+
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+
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  (略)
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- def update
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-
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- road = Road.find(params[:id])
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-
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- if params[:road][:road_image_ids]
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-
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- params[:road][:road_image_ids].each do |road_image_id|
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-
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- image = road.road_images.find(road_image_id)
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-
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- image.purge
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-
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- end
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-
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- end
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-
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- if road.update(road_params)
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-
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- flash[:success] = "投稿を編集しました"
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-
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- redirect_to roads_path
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-
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- else
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-
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- flash[:alert] = "更新に失敗しました"
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-
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- render :edit
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-
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- end
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-
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- end
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-
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- (略)
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-
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-
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-
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- ```
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-
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-
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-
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- ```Ruby
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-
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-
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-
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- # road.rb
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-
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-
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-
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- class Road < ApplicationRecord
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-
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- has_many_attached :road_images
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-
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- has_many :comments, dependent: :destroy
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-
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- has_many :likes, dependent: :destroy
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-
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- has_many :liked_users, through: :likes, source: :user
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-
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- belongs_to :user
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-
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-
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-
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- validates :latitude, :longitude, presence: true
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-
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- validates :title, presence: true, length: { maximum: 50 }
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-
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- validates :description, presence: true, length: { maximum: 400 }
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-
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-
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-
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- def liked_by?(user)
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-
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- likes.any?{ |like| like.user_id == user.id }
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-
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- end
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-
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- end
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-
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- ```
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-
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-
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-
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- ```ERB
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-
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- # edit.html.erb
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-
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-
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-
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- <div class="container py-5 mx-auto">
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-
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- <h3 class="text-center">編集</h3>
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-
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-
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-
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- (略)
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-
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  </div>