質問編集履歴
2
groups_controller.rbのコードを追加しました。
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@@ -78,6 +78,60 @@
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**▼groups_controller.rb**
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```rb
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class GroupsController < ApplicationController
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before_action :authenticate_user!
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def index
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groups = current_user.groups.includes(:messages)
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@groups = groups.joins(:messages).order("messages.created_at DESC")
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end
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def create
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group = Group.create
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group_user = GroupUser.create(group_id: group.id, user_id: current_user.id)
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@user = User.find(params[:id])
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group_user = GroupUser.create(group_id: group.id, user_id: @user.id)
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@group_id = group_user.group_id
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redirect_to group_messages_path(@group_id, user_id: @user.id)
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end
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private
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def group_params
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params.permit(:id, user_ids: [])
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end
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end
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```
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81
135
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**▼views/users/show.html.haml**
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136
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```haml
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1
userとgroupモデルのコードと、GroupUserの中身がわかる画像を追加しました。
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test
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@@ -124,6 +124,62 @@
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**▼models/user.rb**
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```rb
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class User < ApplicationRecord
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devise :database_authenticatable, :registerable,
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:recoverable, :rememberable, :validatable
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validates :name, presence: true, length: {maximum: 10}
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has_many :group_users, dependent: :destroy
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has_many :groups, through: :group_users
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has_many :messages, dependent: :destroy
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end
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```
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**▼models/group.rb**
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```rb
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class Group < ApplicationRecord
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has_many :group_users, dependent: :destroy
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has_many :users, through: :group_users
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has_many :messages, dependent: :destroy
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end
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```
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### 試したこと
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@@ -152,4 +208,6 @@
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-
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**▼コンソールで`GroupUser.all`と打った結果**
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