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    <title>DEV Community: Itelo Filho</title>
    <description>The latest articles on DEV Community by Itelo Filho (@itelo).</description>
    <link>https://dev.to/itelo</link>
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      <title>DEV Community: Itelo Filho</title>
      <link>https://dev.to/itelo</link>
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    <item>
      <title>React-Query: staleTime vs cacheTime</title>
      <dc:creator>Itelo Filho</dc:creator>
      <pubDate>Tue, 26 Jul 2022 22:48:00 +0000</pubDate>
      <link>https://dev.to/itelo/react-query-staletime-vs-cachetime-54d</link>
      <guid>https://dev.to/itelo/react-query-staletime-vs-cachetime-54d</guid>
      <description>&lt;p&gt;Se você já trabalhou com &lt;code&gt;react-query&lt;/code&gt; provavelmente já se deparou tentando entender a diferença entre o &lt;code&gt;staleTime&lt;/code&gt; e o &lt;code&gt;cacheTime&lt;/code&gt; e, mais importante, o porque sua aplicação continuar fazendo chamadas ao servidor mesmo você mudando os valores deles.&lt;/p&gt;

&lt;p&gt;Vou tentar explicar da forma mais breve possível para você poder voltar a trabalhar.&lt;/p&gt;




&lt;h2&gt;
  
  
  Estado inicial
&lt;/h2&gt;

&lt;p&gt;A sua aplicação ainda não fez nenhuma chamada ao servidor, neste caso, quando o &lt;code&gt;hook&lt;/code&gt; for chamado, ele vai apenas buscar os dados no servidor e salvar no cache.&lt;/p&gt;

&lt;p&gt;Agora, o que acontece quando o &lt;code&gt;hook&lt;/code&gt; já tiver sido chamado ao menos uma vez e tento chamá-lo novamente? Bem, depende das seguintes situações.&lt;/p&gt;




&lt;h3&gt;
  
  
  Situação 1
&lt;/h3&gt;



&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight plaintext"&gt;&lt;code&gt;staleTime = 0
cacheTime = 5 min
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;p&gt;Como o seu cache está configurado para 5 minutos, o react-query vai devolver os dados prontamente, entretanto, nesta primeira situação, como o &lt;code&gt;staleTime&lt;/code&gt; é &lt;code&gt;0&lt;/code&gt; os dados sempre serão obsoletos, portanto o &lt;code&gt;react-query&lt;/code&gt; fica encarregado de fazer uma requisição em background para o servidor e atualizar os dados da query quando possível.&lt;/p&gt;

&lt;p&gt;&lt;a href="https://media.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2Fffmzd0tv6rqjaawop0rn.jpg" class="article-body-image-wrapper"&gt;&lt;img src="https://media.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2Fffmzd0tv6rqjaawop0rn.jpg" alt="react query fazendo chamada em background"&gt;&lt;/a&gt; &lt;/p&gt;




&lt;h3&gt;
  
  
  Situação 2
&lt;/h3&gt;



&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight plaintext"&gt;&lt;code&gt;staleTime = 5 min
cacheTime = 5 min
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;p&gt;Semelhante à primeira situação, o &lt;code&gt;react-query&lt;/code&gt; vai&lt;br&gt;
devolver os dados prontamente, porém, dessa vez o &lt;code&gt;staleTime&lt;/code&gt; difere de &lt;code&gt;0&lt;/code&gt;, logo o &lt;code&gt;react-query&lt;/code&gt; não vai fazer nenhuma chamada em background, afinal o seu dado não está obsoleto &lt;/p&gt;

&lt;p&gt;&lt;a href="https://media.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2F19z0lhdzh8eeen9vdnrz.jpg" class="article-body-image-wrapper"&gt;&lt;img src="https://media.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2F19z0lhdzh8eeen9vdnrz.jpg" alt="react query não fazendo chamada em background"&gt;&lt;/a&gt;&lt;/p&gt;

&lt;blockquote&gt;
&lt;p&gt;Lembrando que, o cache mencionando aqui é apenas na memória do navegador, se o usuário recarregar a página o cache vai ser limpo, voltando para a situação inicial&lt;/p&gt;
&lt;/blockquote&gt;




&lt;p&gt;Em ambas situações considerei o tempo entre a primeira e a segunda chamada do &lt;code&gt;hook&lt;/code&gt; menor que cinco minutos, visto que em ambas, quando o tempo entre as chamadas é maior que cinco minutos, o &lt;code&gt;react-query&lt;/code&gt; não utiliza o cache.&lt;/p&gt;

&lt;p&gt;Espero que essa explicação rápida tenha conseguido sanar as suas dúvidas em relação ao assunto&lt;/p&gt;

</description>
    </item>
    <item>
      <title>Passar a escrever os seus componentes no padrão "compound components" pode te salvar muitas horas de refactor.</title>
      <dc:creator>Itelo Filho</dc:creator>
      <pubDate>Sat, 19 Jun 2021 16:27:03 +0000</pubDate>
      <link>https://dev.to/itelo/passar-a-escrever-os-seus-componentes-no-padrao-compound-components-pode-te-salvar-muitas-horas-de-refactor-719</link>
      <guid>https://dev.to/itelo/passar-a-escrever-os-seus-componentes-no-padrao-compound-components-pode-te-salvar-muitas-horas-de-refactor-719</guid>
      <description>&lt;p&gt;&lt;a href="https://media.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2Fsp3bh3rwg4riyctm1o1m.png" class="article-body-image-wrapper"&gt;&lt;img src="https://media.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2Fsp3bh3rwg4riyctm1o1m.png" alt="image"&gt;&lt;/a&gt;&lt;/p&gt;

&lt;blockquote&gt;
&lt;p&gt;Como eu quero que esse texto seja uma leitura rápida não vou colocar nenhuma implementação do código&lt;/p&gt;
&lt;/blockquote&gt;

&lt;p&gt;Vamos começar imaginando que o time de design lhe entregou o Menu abaixo no figma e agora chegou a sua hora de implementa-lo&lt;/p&gt;

&lt;p&gt;&lt;a href="https://media.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2Fyzwsvxpycgzfpxrp6vfu.png" class="article-body-image-wrapper"&gt;&lt;img src="https://media.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2Fyzwsvxpycgzfpxrp6vfu.png" alt="image"&gt;&lt;/a&gt;&lt;/p&gt;

&lt;p&gt;Uma implementação válida poderia ser:&lt;br&gt;
&lt;/p&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight jsx"&gt;&lt;code&gt;&lt;span class="p"&gt;&amp;lt;&lt;/span&gt;&lt;span class="nc"&gt;Menu&lt;/span&gt;
  &lt;span class="na"&gt;trigger&lt;/span&gt;&lt;span class="p"&gt;=&lt;/span&gt;&lt;span class="si"&gt;{&lt;/span&gt;&lt;span class="p"&gt;&amp;lt;&lt;/span&gt;&lt;span class="nc"&gt;MoreIcon&lt;/span&gt; &lt;span class="p"&gt;/&amp;gt;&lt;/span&gt;&lt;span class="si"&gt;}&lt;/span&gt;
  &lt;span class="na"&gt;config&lt;/span&gt;&lt;span class="p"&gt;=&lt;/span&gt;&lt;span class="si"&gt;{&lt;/span&gt;&lt;span class="p"&gt;{&lt;/span&gt;
    &lt;span class="na"&gt;onClick&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;someFunction&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
    &lt;span class="na"&gt;label&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;Delete&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;
  &lt;span class="p"&gt;}&lt;/span&gt;&lt;span class="si"&gt;}&lt;/span&gt;
&lt;span class="p"&gt;/&amp;gt;&lt;/span&gt;
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;p&gt;Parabéns! Você conseguiu entregar o menu e já pode pegar outras tarefas.&lt;/p&gt;




&lt;p&gt;Passou algum tempo e agora aquele menu que você fez precisa ser mais flexível e capaz de receber mais features, como por exemplo, mais um botão para poder editar algo.&lt;/p&gt;

&lt;p&gt;&lt;a href="https://media.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2Fta7uwekf1f4rqkjjda3z.png" class="article-body-image-wrapper"&gt;&lt;img src="https://media.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2Fta7uwekf1f4rqkjjda3z.png" alt="image"&gt;&lt;/a&gt;&lt;/p&gt;

&lt;p&gt;Vendo o novo design, você decide atualizar o objeto de configuração, para algo semelhante com o código abaixo:&lt;br&gt;
&lt;/p&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight jsx"&gt;&lt;code&gt;&lt;span class="p"&gt;&amp;lt;&lt;/span&gt;&lt;span class="nc"&gt;Menu&lt;/span&gt;
  &lt;span class="na"&gt;trigger&lt;/span&gt;&lt;span class="p"&gt;=&lt;/span&gt;&lt;span class="si"&gt;{&lt;/span&gt;&lt;span class="p"&gt;&amp;lt;&lt;/span&gt;&lt;span class="nc"&gt;MoreIcon&lt;/span&gt; &lt;span class="p"&gt;/&amp;gt;&lt;/span&gt;&lt;span class="si"&gt;}&lt;/span&gt;
  &lt;span class="na"&gt;config&lt;/span&gt;&lt;span class="p"&gt;=&lt;/span&gt;&lt;span class="si"&gt;{&lt;/span&gt;&lt;span class="p"&gt;[&lt;/span&gt;
    &lt;span class="p"&gt;{&lt;/span&gt;
      &lt;span class="na"&gt;label&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="s1"&gt;Edit&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
      &lt;span class="na"&gt;onClick&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;someFunction1&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
    &lt;span class="p"&gt;},&lt;/span&gt;
    &lt;span class="p"&gt;{&lt;/span&gt;
      &lt;span class="na"&gt;label&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="s1"&gt;Delete&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
      &lt;span class="na"&gt;onClick&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;someFunction2&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
    &lt;span class="p"&gt;}&lt;/span&gt;
  &lt;span class="p"&gt;]&lt;/span&gt;&lt;span class="si"&gt;}&lt;/span&gt;
&lt;span class="p"&gt;/&amp;gt;&lt;/span&gt;
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;p&gt;uhuuuul! Esse menu não é mais probl… POW, surge do nada, sem nenhum aviso um novo menu…&lt;/p&gt;

&lt;p&gt;&lt;a href="https://media.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2Fzn2f9tpuajo10isk6vnq.png" class="article-body-image-wrapper"&gt;&lt;img src="https://media.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2Fzn2f9tpuajo10isk6vnq.png" alt="image"&gt;&lt;/a&gt;&lt;/p&gt;

&lt;p&gt;Agora você começa a ficar chateado por estar preso nesse menu durante um bom tempo e, mais uma vez, você precisa voltar nele e alterá-lo.&lt;br&gt;
&lt;/p&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight jsx"&gt;&lt;code&gt;&lt;span class="p"&gt;&amp;lt;&lt;/span&gt;&lt;span class="nc"&gt;Menu&lt;/span&gt; &lt;span class="na"&gt;trigger&lt;/span&gt;&lt;span class="p"&gt;=&lt;/span&gt;&lt;span class="si"&gt;{&lt;/span&gt;&lt;span class="p"&gt;&amp;lt;&lt;/span&gt;&lt;span class="nc"&gt;MoreIcon&lt;/span&gt; &lt;span class="p"&gt;/&amp;gt;&lt;/span&gt;&lt;span class="si"&gt;}&lt;/span&gt; &lt;span class="na"&gt;config&lt;/span&gt;&lt;span class="p"&gt;=&lt;/span&gt;&lt;span class="si"&gt;{&lt;/span&gt;&lt;span class="p"&gt;[&lt;/span&gt;
  &lt;span class="p"&gt;{&lt;/span&gt;
    &lt;span class="na"&gt;title&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="se"&gt;\"&lt;/span&gt;&lt;span class="s2"&gt;safe actions&lt;/span&gt;&lt;span class="se"&gt;\"&lt;/span&gt;&lt;span class="s2"&gt;,&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;
    &lt;span class="na"&gt;items&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="p"&gt;[&lt;/span&gt;
      &lt;span class="p"&gt;{&lt;/span&gt;
        &lt;span class="na"&gt;label&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="s1"&gt;Edit&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
        &lt;span class="na"&gt;onClick&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;someFunction1&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
        &lt;span class="na"&gt;align&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="s1"&gt;left&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
      &lt;span class="p"&gt;}&lt;/span&gt;
    &lt;span class="p"&gt;],&lt;/span&gt;
    &lt;span class="na"&gt;hasDividerBellow&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="kc"&gt;true&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
  &lt;span class="p"&gt;},&lt;/span&gt;
  &lt;span class="p"&gt;{&lt;/span&gt;
    &lt;span class="na"&gt;title&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="se"&gt;\"&lt;/span&gt;&lt;span class="s2"&gt;unsafe actions&lt;/span&gt;&lt;span class="se"&gt;\"&lt;/span&gt;&lt;span class="s2"&gt;,&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;
    &lt;span class="na"&gt;items&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="p"&gt;[&lt;/span&gt;
      &lt;span class="p"&gt;{&lt;/span&gt;
        &lt;span class="na"&gt;label&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="s1"&gt;Edit&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
        &lt;span class="na"&gt;onClick&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;someFunction2&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
        &lt;span class="na"&gt;align&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="s1"&gt;left&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
        &lt;span class="na"&gt;color&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="s1"&gt;red&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
      &lt;span class="p"&gt;}&lt;/span&gt;
    &lt;span class="p"&gt;],&lt;/span&gt;
    &lt;span class="na"&gt;hasDividerBellow&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="kc"&gt;false&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt;
  &lt;span class="p"&gt;},&lt;/span&gt;
&lt;span class="p"&gt;]&lt;/span&gt;&lt;span class="si"&gt;}&lt;/span&gt; &lt;span class="p"&gt;/&amp;gt;&lt;/span&gt;
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;p&gt;Você decide seguir a implementação com o objeto de configuração a cima e pronto! Acabamos com a nossa historinha e já podemos analisar alguns fatores sobre ela.&lt;/p&gt;




&lt;p&gt;Se em algum momento você chegou nesse ponto, provavelmente pensou algumas coisas, como:&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;Esse código tá uma bagunça!!!&lt;/li&gt;
&lt;li&gt;Se eu soubesse que o componente final seria, teria feito um código muito melhor!&lt;/li&gt;
&lt;li&gt;Esse código tá muito complexo, acho que vou fazer um refactor depois (SPOILER: O depois nunca chegou)&lt;/li&gt;
&lt;/ul&gt;

&lt;p&gt;&lt;b&gt;ISSO É NORMAL&lt;/b&gt;, principalmente se você for iniciante. Então, vamos seguir adiante e analisar quais os maiores problemas da abordagem a cima:&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;Toda feature nova vai precisar de um novo refactor&lt;/li&gt;
&lt;li&gt;Conforme a quantidade de features do seu objeto aumentar, mais difícil vai ser manter o componente devido ao aumento da complexidade, ou seja não é muito escalável&lt;/li&gt;
&lt;li&gt;A legibilidade do seu código vai diminuindo cada vez mais.&lt;/li&gt;
&lt;/ul&gt;

&lt;p&gt;OK, o que podemos fazer para evitar isso? existe uma solução? SIM!&lt;/p&gt;




&lt;h2&gt;
  
  
  Compound Components no lugar de objetos de configuração
&lt;/h2&gt;

&lt;p&gt;A ideia por trás dos compound components baseia-se na mudança da quantidade de componentes: anteriormente, você possuía apenas um componente com um objeto de configuração; e agora, você tem dois ou mais componentes que trabalham juntos para realizar algo. Ou seja, você vai separar a sua solução única em mais de um componente para que depois eles possam compor a solução final. (daí o nome 🤯)&lt;/p&gt;

&lt;p&gt;Vamos ver então como ficaria as implementações acima utilizando o padrão do compound components.&lt;/p&gt;

&lt;p&gt;Para o primeiro caso:&lt;br&gt;
&lt;/p&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight jsx"&gt;&lt;code&gt;&lt;span class="p"&gt;&amp;lt;&lt;/span&gt;&lt;span class="nc"&gt;Menu&lt;/span&gt; &lt;span class="na"&gt;trigger&lt;/span&gt;&lt;span class="p"&gt;=&lt;/span&gt;&lt;span class="si"&gt;{&lt;/span&gt;&lt;span class="p"&gt;&amp;lt;&lt;/span&gt;&lt;span class="nc"&gt;MoreIcon&lt;/span&gt; &lt;span class="p"&gt;/&amp;gt;&lt;/span&gt;&lt;span class="si"&gt;}&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&lt;/span&gt;
  &lt;span class="p"&gt;&amp;lt;&lt;/span&gt;&lt;span class="nc"&gt;Menu&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nc"&gt;Container&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&lt;/span&gt;
    &lt;span class="p"&gt;&amp;lt;&lt;/span&gt;&lt;span class="nc"&gt;Menu&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nc"&gt;Button&lt;/span&gt; &lt;span class="na"&gt;label&lt;/span&gt;&lt;span class="p"&gt;=&lt;/span&gt;&lt;span class="s"&gt;"Delete"&lt;/span&gt; &lt;span class="na"&gt;onClick&lt;/span&gt;&lt;span class="p"&gt;=&lt;/span&gt;&lt;span class="si"&gt;{&lt;/span&gt;&lt;span class="nx"&gt;someFunction1&lt;/span&gt;&lt;span class="si"&gt;}&lt;/span&gt; &lt;span class="p"&gt;/&amp;gt;&lt;/span&gt;
  &lt;span class="p"&gt;&amp;lt;/&lt;/span&gt;&lt;span class="nc"&gt;Menu&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nc"&gt;Container&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&lt;/span&gt;
&lt;span class="p"&gt;&amp;lt;/&lt;/span&gt;&lt;span class="nc"&gt;Menu&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&lt;/span&gt;
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;p&gt;Enquanto o segundo ficaria parecido com:&lt;br&gt;
&lt;/p&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight jsx"&gt;&lt;code&gt;&lt;span class="p"&gt;&amp;lt;&lt;/span&gt;&lt;span class="nc"&gt;Menu&lt;/span&gt; &lt;span class="na"&gt;trigger&lt;/span&gt;&lt;span class="p"&gt;=&lt;/span&gt;&lt;span class="si"&gt;{&lt;/span&gt;&lt;span class="p"&gt;&amp;lt;&lt;/span&gt;&lt;span class="nc"&gt;MoreIcon&lt;/span&gt; &lt;span class="p"&gt;/&amp;gt;&lt;/span&gt;&lt;span class="si"&gt;}&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&lt;/span&gt;
  &lt;span class="p"&gt;&amp;lt;&lt;/span&gt;&lt;span class="nc"&gt;Menu&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nc"&gt;Container&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&lt;/span&gt;
    &lt;span class="p"&gt;&amp;lt;&lt;/span&gt;&lt;span class="nc"&gt;Menu&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nc"&gt;Button&lt;/span&gt; &lt;span class="na"&gt;label&lt;/span&gt;&lt;span class="p"&gt;=&lt;/span&gt;&lt;span class="s"&gt;"Edit"&lt;/span&gt; &lt;span class="na"&gt;onClick&lt;/span&gt;&lt;span class="p"&gt;=&lt;/span&gt;&lt;span class="si"&gt;{&lt;/span&gt;&lt;span class="nx"&gt;someFunction1&lt;/span&gt;&lt;span class="si"&gt;}&lt;/span&gt; &lt;span class="p"&gt;/&amp;gt;&lt;/span&gt;
    &lt;span class="p"&gt;&amp;lt;&lt;/span&gt;&lt;span class="nc"&gt;Menu&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nc"&gt;Button&lt;/span&gt; &lt;span class="na"&gt;label&lt;/span&gt;&lt;span class="p"&gt;=&lt;/span&gt;&lt;span class="s"&gt;"Delete"&lt;/span&gt; &lt;span class="na"&gt;onClick&lt;/span&gt;&lt;span class="p"&gt;=&lt;/span&gt;&lt;span class="si"&gt;{&lt;/span&gt;&lt;span class="nx"&gt;someFunction1&lt;/span&gt;&lt;span class="si"&gt;}&lt;/span&gt; 
  &lt;span class="err"&gt;&amp;lt;/&lt;/span&gt;&lt;span class="na"&gt;Menu&lt;/span&gt;&lt;span class="err"&gt;.&lt;/span&gt;&lt;span class="na"&gt;Container&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&lt;/span&gt;
&lt;span class="p"&gt;&amp;lt;/&lt;/span&gt;&lt;span class="nc"&gt;Menu&lt;/span&gt;&lt;span class="p"&gt;&amp;gt;&lt;/span&gt;
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;p&gt;E o último ficaria:&lt;br&gt;
&lt;/p&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight plaintext"&gt;&lt;code&gt;&amp;lt;Menu trigger={&amp;lt;MoreIcon /&amp;gt;}&amp;gt;
  &amp;lt;Menu.Container&amp;gt;
    &amp;lt;Menu.Section title="safe actions"&amp;gt;
      &amp;lt;Menu.Button label="Edit" onClick={someFunction1} /&amp;gt;
    &amp;lt;/Menu.Section&amp;gt;
    &amp;lt;Menu.Divider /&amp;gt;
    &amp;lt;Menu.Section title="unsafe actions"&amp;gt;
      &amp;lt;Menu.Button label="Delete" onClick={someFunction1} 
    &amp;lt;/Menu.Section&amp;gt;
  &amp;lt;/Menu.Container&amp;gt;
&amp;lt;/Menu&amp;gt;
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;






&lt;p&gt;&lt;a href="https://media.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2Fmyfdxqfv78924duwc9ao.png" class="article-body-image-wrapper"&gt;&lt;img src="https://media.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2Fmyfdxqfv78924duwc9ao.png" alt="image"&gt;&lt;/a&gt;&lt;/p&gt;

&lt;h2&gt;
  
  
  Concluindo
&lt;/h2&gt;

&lt;p&gt;A grande vantagem de seguir esse padrão esta na sua flexibilidade. No caso acima, por exemplo, você não precisaria ficar voltando no componente e refatorando o código toda vez que o menu precisasse de uma feature nova, você iria apenas criar novos componentes.&lt;/p&gt;

&lt;p&gt;Outra vantagem está na legibilidade, já que cada componente tende a ser pequeno e/ou ter uma responsabilidade bem específica, facilitando a manutenção dos mesmos.&lt;/p&gt;

</description>
      <category>react</category>
      <category>javascript</category>
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