Hid3

<p>acts_as_paranoidしてるModelが対象</p>
<p>paranoidのscope<br style="display:none">
<span class="embed-block zenn-embedded zenn-embedded-card"><iframe id="zenn-embedded__5bd123bbaa5b3" src="https://embed.zenn.studio/card#zenn-embedded__5bd123bbaa5b3" data-content="https%3A%2F%2Fgithub.com%2FActsAsParanoid%2Facts_as_paranoid%23scopes" frameborder="0" scrolling="no" loading="lazy"></iframe></span><a href="https://github.com/ActsAsParanoid/acts_as_paranoid#scopes" style="display:none" target="_blank" rel="nofollow noopener noreferrer">https://github.com/ActsAsParanoid/acts_as_paranoid#scopes</a><br style="display:none">
<code>with_deleted and only_deleted</code></p>


<p>親削除の子について</p>
<p><span class="embed-block zenn-embedded zenn-embedded-card"><iframe id="zenn-embedded__27863c0021692" src="https://embed.zenn.studio/card#zenn-embedded__27863c0021692" data-content="https%3A%2F%2Frailsguides.jp%2Fassociation_basics.html%23belongs-to%25E3%2581%25AE%25E3%2582%25AA%25E3%2583%2597%25E3%2582%25B7%25E3%2583%25A7%25E3%2583%25B3-dependent" frameborder="0" scrolling="no" loading="lazy"></iframe></span><a href="https://railsguides.jp/association_basics.html#belongs-to%E3%81%AE%E3%82%AA%E3%83%97%E3%82%B7%E3%83%A7%E3%83%B3-dependent" style="display:none" target="_blank" rel="nofollow noopener noreferrer">https://railsguides.jp/association_basics.html#belongs-toのオプション-dependent</a></p>
<div class="code-block-container"><pre class="language-ruby"><code class="language-ruby"><span class="token keyword">class</span> <span class="token class-name">Author</span> <span class="token operator">&lt;</span> ApplicationRecord
  has_many <span class="token symbol">:books</span><span class="token punctuation">,</span> <span class="token symbol">dependent</span><span class="token operator">:</span> <span class="token symbol">:destroy</span>
<span class="token keyword">end</span>
</code></pre></div><p>dependent: :destroyがあると、親をdestroyした時に子にもdestroyが走る</p>


<p>acts_as_paranoid のdestroyのオーバーライドとか。</p>
<p><span class="embed-block zenn-embedded zenn-embedded-github"><iframe id="zenn-embedded__010e81dfda74e" src="https://embed.zenn.studio/github#zenn-embedded__010e81dfda74e" data-content="https%3A%2F%2Fgithub.com%2FActsAsParanoid%2Facts_as_paranoid%2Fblob%2Fmaster%2Flib%2Facts_as_paranoid%2Fcore.rb%23L189" frameborder="0" scrolling="no" loading="lazy"></iframe></span><a href="https://github.com/ActsAsParanoid/acts_as_paranoid/blob/master/lib/acts_as_paranoid/core.rb#L189" style="display:none" target="_blank" rel="nofollow noopener noreferrer">https://github.com/ActsAsParanoid/acts_as_paranoid/blob/master/lib/acts_as_paranoid/core.rb#L189</a></p>


<p><span class="embed-block zenn-embedded zenn-embedded-card"><iframe id="zenn-embedded__3f1c4bb89957e" src="https://embed.zenn.studio/card#zenn-embedded__3f1c4bb89957e" data-content="https%3A%2F%2Fgithub.com%2Fjhawthorn%2Fdiscard" frameborder="0" scrolling="no" loading="lazy"></iframe></span><a href="https://github.com/jhawthorn/discard" style="display:none" target="_blank" rel="nofollow noopener noreferrer">https://github.com/jhawthorn/discard</a></p>
<p>paranoidのdelete_atカラムをそのままdiscardに使える。</p>
<div class="code-block-container"><pre><code>include Discard::Model
self.discard_column = :deleted_at
</code></pre></div><p><code>.destroy</code><br>
としてるところを<br>
<code>.discard</code><br>
に置き換える。</p>
<p>scope :with_deleted, -&gt; { with_discarded }</p>


<p>deleted?をdiscarded? に置き換える</p>
