質問編集履歴
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現在、下記記事を参考にしてフォロー機能を実装しています。
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https://qiita.com/mitsumitsu1128/items/e41e2ff37f143db81897#relationships%E3%82%B3%E3%83%B3%E3%83%88%E3%83%AD%E3%83%BC%E3%83%A9%E3%82%92%E4%BD%9C%E6%88%90%E7%B7%A8%E9%9B%86
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下記のエラーが表示されています。
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##【推測】
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・user_idの値を渡すはずなのにgym_idの値を渡してしまっている。
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【試したこと】
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gym_idが1の投稿にいくと、ボタンが表示されるようです。
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記事中では、<%= render 'relationships/follow', user: @user %>を好きなところにおけば良いということでしたが動きませんでした。
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##コード
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フォローボタンを配置したい場所はgymコントローラのshowアクションになります。
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views/gyms/show.html.erb
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```
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<% set_meta_tags title: @gym.name %>
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<% breadcrumb :gym, @gym %>
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<div class="sidebar">
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あああああああああああああああああああああああああああああああああああああああああああ
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<h4 class ="recent_post">人気記事</h4>
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<ul class="popular-posts">
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<li class="sidebar_row">
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<% @related_blogs.each do |blog| %>
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<div class="sidebar_blogbox">
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<div class="gym_sidebar_title clearfix">
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<%= link_to (blog.title), blog_path(blog) %>
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</div>
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<% end %>
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</div>
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</li>
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<h4 class ="recent_gym_post">投稿</h4>
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<ul class="gym-posts">
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<li class="sidebar_row">
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<% @related_gyms.each do |related_gym| %>
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<div class="sidebar_related_gymbox">
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<div class ="related_gym_picture"><%= image_tag(related_gym.picture.first.url) %></div>
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<div class ="related_gym_name"><%= link_to (related_gym.name),gym_path(related_gym) %></div>
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</div>
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<% end %>
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</li>
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</ul>
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</div>
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</div>
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<div class="show-gymbox">
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<h2 class ="gym_name"><%= @gym.name %></h2>
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<div class="gym_picture">
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<div class="row">
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<% if @gym.picture[0].present? %>
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<div class="col-6">
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<%= image_tag "#{@gym.picture[0].url}", :alt => @gym.name %>
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<% end %>
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</div>
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<% if @gym.picture[0].present? %>
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<div class="col-4">
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<% @gym.picture.each_with_index do |picture,index| %>
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<%= image_tag "#{@gym.picture[index].url}", :alt => @gym.name %>
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<% end %>
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<% end %>
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</div>
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</div>
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</div>
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<h4 class ="ctitle"> <%= @gym.content %></h4>
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<% if current_user?(@gym.user) %>
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<button type="button" class="btn btn-success">
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<%= link_to "削除", @gym, method: :delete,data: { confirm: "削除しますか？" } %>
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<% end %>
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</button>
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<button type="button" class="btn btn-success">
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<%= link_to '戻る', gyms_path %>
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</button>
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<div class ="gym-like">
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<a class ="gym-like-a">いいね:<%= @gym.likes.count %></a>
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<% if current_user.already_liked?(@gym) %>
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<div class ="gym-like-button">
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<%= link_to '取り消す', gym_like_path(@gym), method: :delete %>
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</div>
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<% else %>
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<div class ="gym-like-button">
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<%= link_to 'いいね', gym_likes_path(@gym),method: :post %>
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</div>
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<% end %>
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</div>
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<h5 class ="ctitle"><%= render partial:'comments/comment_form' %></h5>
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<%= render 'relationships/follow', user: @user %> #ここを追加しています
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<p>
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<button type="button" class="btn btn-primary" data-toggle="collapse" data-target="#collapseExample" aria-expanded="false" aria-controls="collapseExample">
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コメントを表示
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</button>
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</p>
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</div>
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<div class="collapse" id="collapseExample">
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<div class="card card-body">
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<div class="comment">
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<% if @comments.any? %>
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<%= render @comments %>
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<%= will_paginate @comments %>
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<% end %>
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</div>
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</div>
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</div>
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```
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コードは下記の通りです。
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app/models/user.rb
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```
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class User < ApplicationRecord
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has_many :relationships
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has_many :followings, through: :relationships, source: :follow
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has_many :reverse_of_relationships, class_name: 'Relationship', foreign_key: 'follow_id'
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has_many :followers, through: :reverse_of_relationships, source: :user
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def follow(other_user)
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unless self == other_user
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self.relationships.find_or_create_by(follow_id: other_user.id)
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end
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end
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def unfollow(other_user)
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relationship = self.relationships.find_by(follow_id: other_user.id)
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relationship.destroy if relationship
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end
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def following?(other_user)
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self.followings.include?(other_user)
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end
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end
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```
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app/controllers/relationships_controller.rb
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```
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class RelationshipsController < ApplicationController
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before_action :set_user
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def create
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following = current_user.follow(@user)
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if following.save
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flash[:success] = 'ユーザーをフォローしました'
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redirect_to @user
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else
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flash.now[:alert] = 'ユーザーのフォローに失敗しました'
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redirect_to @user
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end
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end
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def destroy
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following = current_user.unfollow(@user)
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if following.destroy
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flash[:success] = 'ユーザーのフォローを解除しました'
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redirect_to @user
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else
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flash.now[:alert] = 'ユーザーのフォロー解除に失敗しました'
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redirect_to @user
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end
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end
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private
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def
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@user = User.find(params[:relationship][:follow_id])
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end
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end
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```
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app/views/relationships/_follow_button.html.erb
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```
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<% unless current_user == user %>
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<% if current_user.following?(user) %>
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<%= form_for(current_user.relationships.find_by(follow_id: user.id), html: { method: :delete }) do |f| %>
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<%= hidden_field_tag :follow_id, user.id %>
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<%= f.submit 'Unfollow', class: 'btn btn-danger btn-block' %>
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<% end %>
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<% else %>
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<%= form_for(current_user.relationships.build) do |f| %>
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<%= hidden_field_tag :follow_id, user.id %>
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-
<%= f.submit 'Follow', class: 'btn btn-primary btn-block' %>
|
|
400
|
-
|
|
401
|
-
<% end %>
|
|
402
|
-
|
|
403
|
-
<% end %>
|
|
404
|
-
|
|
405
|
-
<% end %>
|
|
406
|
-
|
|
407
|
-
```
|
|
408
|
-
|
|
409
|
-
|
|
410
|
-
|
|
411
|
-
config/routes.rb
|
|
412
|
-
|
|
413
|
-
|
|
414
|
-
|
|
415
|
-
```
|
|
416
|
-
|
|
417
|
-
Rails.application.routes.draw do
|
|
418
|
-
|
|
419
|
-
|
|
420
|
-
|
|
421
|
-
get 'contacts/new'
|
|
422
|
-
|
|
423
|
-
get 'contacts/create'
|
|
424
|
-
|
|
425
|
-
mount Ckeditor::Engine => '/ckeditor'
|
|
426
|
-
|
|
427
|
-
mount RailsAdmin::Engine => '/admin', as: 'rails_admin'
|
|
428
|
-
|
|
429
|
-
|
|
430
|
-
|
|
431
|
-
root 'static_pages#home'
|
|
432
|
-
|
|
433
|
-
#get '/help', to: 'static_pages#help'
|
|
434
|
-
|
|
435
|
-
#get '/about', to: 'static_pages#about'
|
|
436
|
-
|
|
437
|
-
#get '/contact', to: 'static_pages#contact'
|
|
438
|
-
|
|
439
|
-
get '/signup', to: 'users#new'
|
|
440
|
-
|
|
441
|
-
get '/login', to: 'sessions#new'
|
|
442
|
-
|
|
443
|
-
post '/login', to: 'sessions#create'
|
|
444
|
-
|
|
445
|
-
delete '/logout', to: 'sessions#destroy'
|
|
446
|
-
|
|
447
|
-
|
|
448
|
-
|
|
449
|
-
|
|
450
|
-
|
|
451
|
-
resources :users
|
|
452
|
-
|
|
453
|
-
|
|
454
|
-
|
|
455
|
-
resources :account_activations, only: [:edit]
|
|
456
|
-
|
|
457
|
-
|
|
458
|
-
|
|
459
|
-
resources :posts, only: [:new, :show, :create, :destroy]
|
|
460
|
-
|
|
461
|
-
|
|
462
|
-
|
|
463
|
-
resources :comments, only: [:create, :destroy]
|
|
464
|
-
|
|
465
|
-
|
|
466
|
-
|
|
467
|
-
resources :password_resets, only: [:new, :create, :edit, :update]
|
|
468
|
-
|
|
469
|
-
|
|
470
|
-
|
|
471
|
-
resources :gyms do
|
|
472
|
-
|
|
473
|
-
resources :likes, only: [:create, :destroy]
|
|
474
|
-
|
|
475
|
-
end
|
|
476
|
-
|
|
477
|
-
|
|
478
|
-
|
|
479
|
-
resources :blogs
|
|
480
|
-
|
|
481
|
-
|
|
482
|
-
|
|
483
|
-
resources :relationships, only: [:create, :destroy]
|
|
484
|
-
|
|
485
|
-
|
|
486
|
-
|
|
487
|
-
resources :contacts, only: %i(new create) do
|
|
488
|
-
|
|
489
|
-
collection do
|
|
490
|
-
|
|
491
|
-
post :new, path: :new, as: :new, action: :back
|
|
492
|
-
|
|
493
|
-
post :confirm
|
|
494
|
-
|
|
495
|
-
end
|
|
496
|
-
|
|
497
|
-
end
|
|
498
|
-
|
|
499
|
-
end
|
|
500
|
-
|
|
501
|
-
|
|
502
|
-
|
|
503
|
-
```
|
|
504
|
-
|
|
505
|
-
|
|
506
|
-
|
|
507
|
-
|
|
508
|
-
|
|
509
|
-
アドバイス、解決法がありましたらお願いします。
|
7
xz
test
CHANGED
|
File without changes
|
test
CHANGED
|
@@ -18,6 +18,16 @@
|
|
|
18
18
|
|
|
19
19
|
|
|
20
20
|
|
|
21
|
+
【試したこと】
|
|
22
|
+
|
|
23
|
+
gym_idが1の投稿にいくと、ボタンが表示されるようです。
|
|
24
|
+
|
|
25
|
+
|
|
26
|
+
|
|
27
|
+
|
|
28
|
+
|
|
29
|
+
|
|
30
|
+
|
|
21
31
|
|
|
22
32
|
|
|
23
33
|
|
6
あ
test
CHANGED
|
@@ -1 +1 @@
|
|
|
1
|
-
フォロー機能を
|
|
1
|
+
フォロー機能に置いて@user = User.find(params[:id]の値をuser_idの値にしたい。
|
test
CHANGED
|
@@ -6,17 +6,21 @@
|
|
|
6
6
|
|
|
7
7
|
下記のエラーが表示されています。
|
|
8
8
|
|
|
9
|
-
|
|
10
10
|
|
|
11
11
|
|
|
12
12
|
|
|
13
13
|
##【推測】
|
|
14
14
|
|
|
15
|
-
・user_idの値
|
|
15
|
+
・user_idの値を渡すはずなのにgym_idの値を渡してしまっている。
|
|
16
|
-
|
|
17
|
-
|
|
18
|
-
|
|
19
|
-
|
|
16
|
+
|
|
17
|
+
|
|
18
|
+
|
|
19
|
+
|
|
20
|
+
|
|
21
|
+
|
|
22
|
+
|
|
23
|
+
|
|
20
24
|
|
|
21
25
|
|
|
22
26
|
|
5
a
test
CHANGED
|
File without changes
|
test
CHANGED
|
@@ -6,7 +6,7 @@
|
|
|
6
6
|
|
|
7
7
|
下記のエラーが表示されています。
|
|
8
8
|
|
|
9
|
-
|
|
10
10
|
|
|
11
11
|
|
|
12
12
|
|
4
s
test
CHANGED
|
File without changes
|
test
CHANGED
|
@@ -282,7 +282,7 @@
|
|
|
282
282
|
|
|
283
283
|
|
|
284
284
|
|
|
285
|
-
|
|
285
|
+
|
|
286
286
|
|
|
287
287
|
app/controllers/relationships_controller.rb
|
|
288
288
|
|
3
sz
test
CHANGED
|
File without changes
|
test
CHANGED
|
@@ -12,7 +12,11 @@
|
|
|
12
12
|
|
|
13
13
|
##【推測】
|
|
14
14
|
|
|
15
|
+
・user_idの値が渡せていない。
|
|
16
|
+
|
|
17
|
+
|
|
18
|
+
|
|
15
|
-
・
|
|
19
|
+
・gym_idである2の値は渡せている。
|
|
16
20
|
|
|
17
21
|
|
|
18
22
|
|
2
あ
test
CHANGED
|
File without changes
|
test
CHANGED
|
@@ -1,5 +1,7 @@
|
|
|
1
1
|
現在、下記記事を参考にしてフォロー機能を実装しています。
|
|
2
2
|
|
|
3
|
+
https://qiita.com/mitsumitsu1128/items/e41e2ff37f143db81897#relationships%E3%82%B3%E3%83%B3%E3%83%88%E3%83%AD%E3%83%BC%E3%83%A9%E3%82%92%E4%BD%9C%E6%88%90%E7%B7%A8%E9%9B%86
|
|
4
|
+
|
|
3
5
|
|
|
4
6
|
|
|
5
7
|
下記のエラーが表示されています。
|
1
s
test
CHANGED
|
File without changes
|
test
CHANGED
|
@@ -24,6 +24,10 @@
|
|
|
24
24
|
|
|
25
25
|
|
|
26
26
|
|
|
27
|
+
##コード
|
|
28
|
+
|
|
29
|
+
|
|
30
|
+
|
|
27
31
|
フォローボタンを配置したい場所はgymコントローラのshowアクションになります。
|
|
28
32
|
|
|
29
33
|
views/gyms/show.html.erb
|