<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom" xmlns:content="http://purl.org/rss/1.0/modules/content/"><channel><title>Layered Architecture on Kelly Dev</title><link>https://kelly-chui.github.io/tags/layered-architecture/</link><description>Recent content in Layered Architecture on Kelly Dev</description><generator>Hugo</generator><language>en-us</language><lastBuildDate>Mon, 10 Feb 2025 00:00:00 +0000</lastBuildDate><atom:link href="https://kelly-chui.github.io/tags/layered-architecture/index.xml" rel="self" type="application/rss+xml"/><item><title>SniffMEET. Interactor가 인프라를 직접 알아도 될까</title><link>https://kelly-chui.github.io/posts/sniffmeet-dev-log-interactor-infrastructure-dependency/</link><pubDate>Mon, 10 Feb 2025 00:00:00 +0000</pubDate><guid>https://kelly-chui.github.io/posts/sniffmeet-dev-log-interactor-infrastructure-dependency/</guid><description>&lt;h2 id="interactor에서-직접-매니저-호출하지-않기"&gt;Interactor에서 직접 매니저 호출하지 않기&lt;/h2&gt;
&lt;p&gt;매니저가 변하면 인터랙터를 직접 변경해야한다. 매니저와 인터랙터 간의 의존성을 줄이고, 인터랙터는 “비즈니스 로직”만, 그리고 비즈니스 로직의 구현체인 유즈케이스에서 네트워크 요청이나 데이터 관리와 같은 인프라 로직을 담당하는 것이 좋다고 생각한다.&lt;/p&gt;
&lt;p&gt;또한 싱글톤 객체여도 현재 주입하는 방식으로 사용중인데, 인터랙터에서 사용하면 직접 매니저의 싱글톤 객체를 호출해서 사용해야 한다:&lt;/p&gt;
&lt;div class="code-theme-github"&gt;&lt;div class="highlight"&gt;&lt;pre tabindex="0" class="chroma"&gt;&lt;code class="language-swift" data-lang="swift"&gt;&lt;span class="line"&gt;&lt;span class="cl"&gt;&lt;span class="kd"&gt;func&lt;/span&gt; &lt;span class="nf"&gt;sendWalkRequest&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="n"&gt;message&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nb"&gt;String&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="n"&gt;latitude&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nb"&gt;Double&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="n"&gt;longtitude&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nb"&gt;Double&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="n"&gt;location&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nb"&gt;String&lt;/span&gt;&lt;span class="p"&gt;)&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class="line"&gt;&lt;span class="cl"&gt; &lt;span class="n"&gt;Task&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class="line"&gt;&lt;span class="cl"&gt; &lt;span class="k"&gt;do&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class="line"&gt;&lt;span class="cl"&gt; &lt;span class="kd"&gt;let&lt;/span&gt; &lt;span class="nv"&gt;myInfo&lt;/span&gt; &lt;span class="p"&gt;=&lt;/span&gt; &lt;span class="k"&gt;try&lt;/span&gt; &lt;span class="n"&gt;loadUserInfoUseCase&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="n"&gt;execute&lt;/span&gt;&lt;span class="p"&gt;()&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class="line"&gt;&lt;span class="cl"&gt; &lt;span class="kd"&gt;let&lt;/span&gt; &lt;span class="nv"&gt;id&lt;/span&gt; &lt;span class="p"&gt;=&lt;/span&gt; &lt;span class="k"&gt;try&lt;/span&gt; &lt;span class="n"&gt;SessionManager&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="n"&gt;shared&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="n"&gt;userID&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="kr"&gt;get&lt;/span&gt;&lt;span class="p"&gt;()&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class="line"&gt;&lt;span class="cl"&gt; &lt;span class="p"&gt;...&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class="line"&gt;&lt;span class="cl"&gt; &lt;span class="k"&gt;try&lt;/span&gt; &lt;span class="n"&gt;await&lt;/span&gt; &lt;span class="n"&gt;requestWalkUseCase&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="n"&gt;execute&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="n"&gt;walkNoti&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="n"&gt;walkNoti&lt;/span&gt;&lt;span class="p"&gt;)&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class="line"&gt;&lt;span class="cl"&gt; &lt;span class="p"&gt;}&lt;/span&gt; &lt;span class="k"&gt;catch&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class="line"&gt;&lt;span class="cl"&gt; &lt;span class="p"&gt;...&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class="line"&gt;&lt;span class="cl"&gt; &lt;span class="p"&gt;}&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class="line"&gt;&lt;span class="cl"&gt; &lt;span class="p"&gt;}&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class="line"&gt;&lt;span class="cl"&gt; &lt;span class="n"&gt;presenter&lt;/span&gt;&lt;span class="p"&gt;?.&lt;/span&gt;&lt;span class="n"&gt;didSendWalkRequest&lt;/span&gt;&lt;span class="p"&gt;()&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class="line"&gt;&lt;span class="cl"&gt;&lt;span class="p"&gt;}&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;&lt;/code&gt;&lt;/pre&gt;&lt;/div&gt;&lt;/div&gt;
&lt;p&gt;위 코드에서 &lt;code&gt;id&lt;/code&gt;를 얻기 위해 SessionManager의 싱글톤 객체를 호출해야 한다. 싱글톤 객체 호출 자체는 크게 문제가 되지 않을 수 있지만, 다음과 같이 생각해볼 주제가 있다.&lt;/p&gt;</description></item></channel></rss>