質問編集履歴
2
改善
test
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test
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@@ -2,6 +2,8 @@
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railsでcocoonというgemを使い一つのフォームから親子孫を一気に保存できるようにしたいのですが、孫の部分で「Unpermitted parameter :grandchildren」が出て、保存に失敗してしまいます。
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これを保存できるようにしたいです。
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### 起きてるエラー
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```
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@@ -107,3 +109,93 @@
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end
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```
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### View
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```new
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<%= form_for(@parent, url:{controller:'parents', action:'create'})do |f| %>
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<div class="field">
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<%= f.label :名前%>
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<%= f.text_field :name, class: 'form-control' %>
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</div>
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<div class="field">
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<%= f.label :説明%>
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<%= f.text_field :description, class: 'form-control' %>
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</div>
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<div id="children">
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<%= f.fields_for :children do |i| %>
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<%= render "child_fields", f: i %>
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<% end %>
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</div>
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<% end %>
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```
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_child_fields.html.erb
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```
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<div class="field">
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<%= f.label :名前%>
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<%= f.text_field :name, class: 'form-control' %>
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</div>
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<div class="field">
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<%= f.label :説明%>
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<%= f.text_field :description, class: 'form-control' %>
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</div>
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<div id="children">
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<%= f.fields_for :grandchildren do |ii| %>
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<%= render "grand_child_fields", f: ii %>
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<% end %>
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```
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_grand_child_fields.html.erb
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```
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<div class="field">
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<%= f.label :名前%>
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<%= f.text_field :name, class: 'form-control' %>
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</div>
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```
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1
誤字
test
CHANGED
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File without changes
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test
CHANGED
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@@ -6,7 +6,7 @@
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6
6
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7
7
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```
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8
8
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Parameters: {"utf8"=>"✓", "authenticity_token"=>"xxx", "parent"=>{"name"=>"a", "
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Parameters: {"utf8"=>"✓", "authenticity_token"=>"xxx", "parent"=>{"name"=>"a", "description"=>"a", "children_attributes"=>{"0"=>{"name"=>"aa", "description"=>"aa", "grandchildren"=>{"name"=>"aaa"}, "_destroy"=>"false"}}}, "commit"=>"投稿する"}
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Unpermitted parameter: :grandchildren
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@@ -72,19 +72,15 @@
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-
def create
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def create
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@
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@parent = Parent.new(parent_params)
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@submit.user_id = current_user.id
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@submit.purposes = Purpose.where(id: params[:submit][:purposes])
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#新しい投稿の保存に成功した場合
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84
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85
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-
if @
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if @parent.save
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redirect_to
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redirect_to parent_path(@parent)
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#新しい投稿の保存に失敗した場合
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@@ -104,7 +100,7 @@
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def parent_params
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params.require(:parent).permit(:name,
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params.require(:parent).permit(:name, description, children_attributes: [:id, :name, description, :_destroy, grandchildren_attributes: [:id, :name, :_destroy]])
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end
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