{"id":18076,"date":"2022-10-08T01:54:46","date_gmt":"2022-10-07T16:54:46","guid":{"rendered":"http:\/\/www.code-magagine.com\/?p=18076"},"modified":"2023-05-27T20:25:28","modified_gmt":"2023-05-27T11:25:28","slug":"%e3%80%90react%e3%80%91graphql-apollo-client%e3%81%a7%e3%81%ae%e7%8a%b6%e6%85%8b%e7%ae%a1%e7%90%86","status":"publish","type":"post","link":"http:\/\/www.code-magagine.com\/?p=18076","title":{"rendered":"\u3010React\u3011GraphQL &#038;Apollo Client\u3067\u306e\u72b6\u614b\u7ba1\u7406"},"content":{"rendered":"<h2>REST API &amp; Redux\u306e\u5834\u5408<\/h2>\n<p>\u30b0\u30ed\u30fc\u30d0\u30eb\u30b9\u30c8\u30a2\u306bRedux\u3092\u4f7f\u3063\u3066\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u9593\u3067\u72b6\u614b\u7ba1\u7406\u3057\u307e\u3059\u3002<\/p>\n<p>\u3082\u3057\u304f\u306f\u3001\u6700\u8fd1\u306fRecoil\u306a\u3069\u3082\u4f7f\u308f\u308c\u308b\u3053\u3068\u3082\u591a\u3044\u3067\u3059\u3002<\/p>\n<h2>GraphQL &amp; Apollo Client\u306e\u5834\u5408<\/h2>\n<p>GraphQL\u3068Apollo Client\u306e\u5834\u5408\u306f\u30b0\u30ed\u30fc\u30d0\u30eb\u306a\u72b6\u614b\u7ba1\u7406\u306b<span style=\"color: #ff0000;\"><strong>cache or makeVar(\u3082\u3057\u304f\u306f\u3001cache\u3068makeVar\u3092\u7d44\u307f\u5408\u308f\u305b\u3066\u4f7f\u3046\u3053\u3068\u3082\u3067\u304d\u308b\u3002)<\/strong><\/span>\u3092\u4f7f\u3044\u307e\u3059\u3002<\/p>\n<p>\u3042\u308b\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3067\u4e00\u5ea6\u554f\u3044\u5408\u308f\u305b\u3092\u884c\u3046\u3068\u3001\u4ed6\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3067\u306f@\u3092\u3064\u3051\u308b\u3060\u3051\u3067cache\u304b\u3089\u60c5\u5831\u3092\u53d6\u5f97\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>Redux\u3068\u4f3c\u305f\u3088\u3046\u306a\u3053\u3068\u3092Apollo Client\u6a19\u6e96\u306ecache\u6a5f\u69cb\u3092\u4f7f\u3048\u3070\u5b9f\u73fe\u3067\u304d\u308b\u3068\u3044\u3046\u306e\u304c\u5927\u304d\u306a\u7279\u5fb4\u3067\u3059\u3002<\/p>\n<h3>cache<\/h3>\n<p>cache\u306e\u66f4\u65b0\u306e\u30e1\u30ab\u30cb\u30ba\u30e0\u306f\u7d50\u69cb\u8907\u96d1\u3067\u81ea\u5206\u306e\u77e5\u3089\u306a\u3044\u3068\u3053\u308d\u3067cache\u304c\u66f4\u65b0\u3057\u3066\u3057\u307e\u3063\u305f\u308a\u3059\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\uff08\u78ba\u5b9f\u306b\u81ea\u5206\u306e\u7ba1\u7406\u4e0b\u3067state\u3092\u7ba1\u7406\u3057\u305f\u3044\u5834\u5408\u306fmakeVar\u3092\u4f7f\u3046\u3068\u826f\u3044\u3067\u3057\u3087\u3046\u3002\uff09<\/p>\n<h3>makeVar<\/h3>\n<p>\u3042\u308b\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u304b\u3089\u30c7\u30fc\u30bf\u3092\u4fdd\u5b58\u3059\u308b\u5834\u5408\u306b\u4f7f\u3044\u307e\u3059\u3002<\/p>\n<pre class=\"lang:default decode:true\">import { makeVar } from '@apollo\/client'\r\ninterface User {\r\n  name: string\r\n}\r\nexport const userVar = makeVar&lt;User[]&gt;([])<\/pre>\n<h4>\u5024\u306e\u66f4\u65b0<\/h4>\n<pre class=\"lang:default decode:true\">const handleSubmit = (e: FormEvent&lt;HTMLFormElement&gt;) =&gt; {\r\n  userVar([...userVar(), { name: \"\u592a\u90ce\" }])\r\n}<\/pre>\n<p>\u30b9\u30d7\u30ec\u30c3\u30c8\u3067\u73fe\u5728\u306e\u5024\u3092\u5c55\u958b\u3057\u305f\u4e0a\u3067\u8ffd\u52a0\u3059\u308b\u5024\u3092\u4ed8\u52a0\u3059\u308b\u3088\u3046\u306a\u5f62\u306b\u3059\u308c\u3070makeVar\u306e\u5024\u3092\u66f4\u65b0\u3067\u304d\u307e\u3059\u3002<\/p>\n<h4>useReactiveVar(\u547c\u3073\u51fa\u3057\u5074\uff09<\/h4>\n<p>\u4ed6\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3067makeVar\u304b\u3089\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3059\u308b\u5834\u5408\u306b\u4f7f\u3044\u307e\u3059\u3002<\/p>\n<pre class=\"lang:default decode:true\">import {\u3000userVar } from '..\/cache'\r\nimport { useReactiveVar } from '@apollo\/client'\r\n\r\nconst users = useReactiveVar(userVar); \/\/ \u30e6\u30fc\u30b6\u30fc\u30c7\u30fc\u30bf\u53d6\u5f97\u3053<\/pre>\n<p>useReactiveVar\u306f\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u304b\u3089\u5207\u308a\u96e2\u3055\u308c\u3066\u304a\u308a\u3001\u4efb\u610f\u306e\u30c7\u30fc\u30bf\u578b\u3084\u69cb\u9020\u306e\u30c7\u30fc\u30bf\u3092\u4fdd\u6301\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002GraphQL\u3092\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u3069\u3053\u304b\u3089\u3067\u3082\u53c2\u7167\u3067\u304d\u308b\u30b0\u30ed\u30fc\u30d0\u30eb\u306a\u7ba1\u7406\u3092\u5b9f\u73fe\u3057\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"REST API &amp; Redux\u306e\u5834\u5408 \u30b0\u30ed\u30fc\u30d0\u30eb\u30b9\u30c8\u30a2\u306bRedux\u3092\u4f7f\u3063\u3066\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u9593\u3067\u72b6\u614b\u7ba1\u7406\u3057\u307e\u3059\u3002 \u3082\u3057\u304f\u306f\u3001\u6700\u8fd1\u306fRecoil\u306a\u3069\u3082\u4f7f\u308f\u308c\u308b\u3053\u3068\u3082\u591a\u3044\u3067\u3059\u3002 GraphQL &amp; Apollo [&hellip;]","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[125,116],"tags":[],"_links":{"self":[{"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/posts\/18076"}],"collection":[{"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=18076"}],"version-history":[{"count":13,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/posts\/18076\/revisions"}],"predecessor-version":[{"id":20211,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/posts\/18076\/revisions\/20211"}],"wp:attachment":[{"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=18076"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=18076"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=18076"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}