{"id":23829,"date":"2024-02-17T08:08:07","date_gmt":"2024-02-16T23:08:07","guid":{"rendered":"http:\/\/www.code-magagine.com\/?p=23829"},"modified":"2024-02-17T10:41:13","modified_gmt":"2024-02-17T01:41:13","slug":"%e3%80%90next-js%e3%80%91server-actions%e3%81%ab%e3%81%a4%e3%81%84%e3%81%a6","status":"publish","type":"post","link":"http:\/\/www.code-magagine.com\/?p=23829","title":{"rendered":"\u3010Next.js\u3011Server Actions\u306b\u3064\u3044\u3066"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">Server Actions\u3068\u306f\uff1f<\/h2>\n\n\n\n<p>Next.js13.4\u304b\u3089\u5c0e\u5165\u3055\u308c\u305f\u6a5f\u80fd\u3067\u300114.0\u304b\u3089\u5b89\u5b9a\u7248\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u5f93\u6765\u307e\u3067\u3067\u3042\u308c\u3070form\u306esubmit\u306f\u57fa\u672c\u7684\u306b\u30d6\u30e9\u30a6\u30b6\u4e0a\u3067\u5b9f\u884c\u3055\u308c\u308b\u30a2\u30af\u30b7\u30e7\u30f3\u306b\u306a\u3063\u3066\u3044\u307e\u3057\u305f\u3002\u3053\u308c\u3092\u4f7f\u3046\u3068submit\u3092\u30b5\u30fc\u30d0\u30fc\u5074\u3067\u5b9f\u884c\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u30e1\u30ea\u30c3\u30c8<\/h2>\n\n\n\n<h3 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class=\"wp-block-heading\">\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u5074\u306eJavaScript\u306e\u524a\u6e1b<\/h3>\n\n\n\n<p>\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u5074\u306bsubmit\u95a2\u6570\u306e\u51e6\u7406\u3092\u5165\u308c\u308b\u5834\u5408e.preventDefault\u3060\u3063\u305f\u308a\u3001e.taget.value\u3060\u3063\u305f\u308a\u3001HTTP\u30d8\u30c3\u30c0\u30fc\u306e\u8a2d\u5b9a\u3060\u3063\u305f\u308a\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u5074\u304b\u3089\u30b5\u30fc\u30d0\u30fc\u5074\u306b\u9001\u4fe1\u3059\u308b\u305f\u3081\u306b\u4f59\u8a08\u306a\u30b3\u30fc\u30c9\u304c\u5897\u3048\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002\u305f\u3060\u3001\u30b5\u30fc\u30d0\u30fc\u5074\u306e\u51e6\u7406\u3067\u3042\u308c\u3070\u305d\u3046\u3057\u305f\u3081\u3093\u3069\u304f\u3055\u3044\u624b\u7d9a\u304d\u304c\u4e0d\u8981\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">input\u30bf\u30b0\u306e\u5c5e\u6027\u304c\u7c21\u6f54\u306b\u306a\u308b\u3002<\/h3>\n\n\n\n<p>value\u3068onChange\u306a\u3069\u306f\u4e0d\u8981\u306b\u306a\u308b\u3002FormData\u3068\u3044\u3046\u578b\u306b\u5165\u308b\u3088\u3046\u306b\u306a\u308b\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">API\u306e\u5b9f\u884c\u56de\u6570\u3001\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u56de\u6570\u304c\u6e1b\u308b\u3002<\/h3>\n\n\n\n<p>\u30b5\u30fc\u30d0\u30fc\u5074\u306e\u51e6\u7406\u3092\u305d\u306e\u307e\u307e\u5b9f\u884c\u3067\u304d\u308b\u306e\u3067\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u30c7\u30e1\u30ea\u30c3\u30c8<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u95a2\u5fc3\u306e\u5206\u96e2\u304c\u3067\u304d\u306a\u3044\u3002<\/h3>\n\n\n\n<p>\u30d5\u30ed\u30f3\u30c8\u306e\u30b3\u30fc\u30c9\u3068\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u306e\u30b3\u30fc\u30c9\u304c\u4e00\u3064\u306b\u306a\u308b\u3002\u307e\u305f\u5f93\u6765\u306e\u958b\u767a\u306b\u623b\u3063\u3066\u3057\u307e\u3063\u3066\u3044\u308b\u3068\u306e\u61f8\u5ff5\u3082\u8a00\u308f\u308c\u308b\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u5b9f\u88c5<\/h2>\n\n\n\n<p>\u30b5\u30fc\u30d0\u30fc\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3067\u3082\u4f7f\u3046\u3053\u3068\u306f\u3067\u304d\u307e\u3059\u304c\u3001\u57fa\u672c\u7684\u306b\u306fform\u306f\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u5074\u306e\u51e6\u7406\u304c\u591a\u3044\u306e\u3067client\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3067\u4f7f\u3046\u30b1\u30fc\u30b9\u304c\u591a\u304f\u306a\u308b\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>server actions\u3092\u4f7f\u3063\u305f\u5834\u5408\u306e\u7279\u5fb4\u3068\u3057\u3066\u306fsubmit\u95a2\u6570\u306f\u5168\u3066\u975e\u540c\u671f\u95a2\u6570(async\u3092\u3064\u3051\u308b\u3053\u3068\u306b\u306a\u308b)\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30b5\u30fc\u30d0\u30fc\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8<\/h3>\n\n\n\n<p>submit\u6642\u306e\u51e6\u7406\u306b\u304a\u3044\u3066'use server'\u3068\u3044\u3046\u76ee\u5370\u3092\u3064\u3051\u307e\u3059\u3002\u5b9f\u969b\u306b\u52d5\u304f\u306e\u306f\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u3067\u52d5\u3044\u3066\u3044\u308bNext.js\u5074\u306e\u51e6\u7406\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>export default function Page() {\n  \/\/ Server Action\n  async function create(formData: FormData) {\n    'use server'\n    \/\/ submit\u5f8c\u306e\u51e6\u7406 \n    const title = formData.get(\"title\"); \/\/ input\u5c5e\u6027\u306ename\u306b\u6307\u5b9a\u3057\u305f\u30ad\u30fc\u3092\u6307\u5b9a\u3059\u308b\u3068\u53d6\u5f97\u3067\u304d\u308b\u3002\n  }\n \n  return (\n    &lt;form action={async (formData) => {await create(formData)}}>\n      &lt;input type=\"text\" name=\"title\" \/>\n      &lt;button type=\"submit\" \/> \/\/ value\u3068onChange\u304c\u4e0d\u8981\u306b\u306a\u308b\u3002\n     &lt;\/form>\n  )\n}<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8<\/h3>\n\n\n\n<p>\u30b5\u30fc\u30d0\u30fc\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u3088\u3046\u306b\u540c\u3058\u30d5\u30a1\u30a4\u30eb\u306bsubmit\u95a2\u6570\u3092\u66f8\u304f\u3068\u30a8\u30e9\u30fc\u306b\u306a\u3063\u3066\u3057\u307e\u3046\u306e\u3067\u5225\u30d5\u30a1\u30a4\u30eb\u306bactions\u3068\u3044\u3046\u5f62\u3067\u66f8\u304d\u51fa\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">actions<\/h4>\n\n\n\n<pre class=\"wp-block-code\"><code>'use server'\n \nexport async function create() {\n  \/\/ ...\n}<\/code><\/pre>\n\n\n\n<h4 class=\"wp-block-heading\">\u547c\u3073\u51fa\u3057\u5074<\/h4>\n\n\n\n<pre class=\"wp-block-code\"><code>\"use client\"\nimport { create } from '@\/app\/actions'\n \nexport function Button() {\n  const &#91;count,setCount] = useState(0);\n\n  const serverAction = async () => {\n     const res = await create(); \/\/ \u3053\u3053\u3060\u3051\u304c\u30b5\u30fc\u30d0\u30fc\u5074\u306e\u51e6\u7406\u306b\u306a\u308b\u3002\n     setCount(count+1); \/\/ client\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3067\u3042\u308c\u3070\u3053\u3053\u3067client\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3067\u3057\u304b\u4f7f\u3048\u306a\u3044useState\u306a\u3069\u306e\u51e6\u7406\u3092\u547c\u3073\u51fa\u305b\u308b\u3002\n  }\n\n  return (\n    &lt;form action={serverAction}>\n      &lt;button type=\"submit\" \/>\n     &lt;\/form>\n  )\n}<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">\u30c7\u30fc\u30bf\u306e\u66f4\u65b0<\/h2>\n\n\n\n<p>\u5b9f\u969b\u306b\u30c7\u30fc\u30bf\u3092\u66f4\u65b0\u3057\u305f\u5024\u3067refetch\u3057\u306a\u304d\u3083\u3044\u3051\u306a\u3044\u5834\u5408\u306f\u7279\u6709\u306e\u95a2\u6570\u3092\u547c\u3076\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002\u3053\u308c\u3089\u3092\u4f7f\u3046\u3053\u3068\u3067submit\u6642\u306b\u66f4\u65b0\u3057\u305f\u30c7\u30fc\u30bf\u304cUI\u306b\u53cd\u6620\u3055\u308c\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">revalidateTag<\/h3>\n\n\n\n<p>\u4e8b\u524d\u306bfetch\u3059\u308b\u95a2\u6570\u306b\u30bf\u30b0\u3092\u767b\u9332\u3057\u3066\u304a\u304f\u65b9\u5f0f\u3002\u30e2\u30c7\u30eb\u3068\u304b\u30c9\u30e1\u30a4\u30f3\u3054\u3068\u306brefetch\u3057\u305f\u3044\u5834\u5408\u306f\u3053\u308c\u3092\u4f7f\u3046\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">fetch\u95a2\u6570\u5074<\/h4>\n\n\n\n<pre class=\"wp-block-code\"><code>fetch('\u30d1\u30b9',{next: {tags: &#91;'a','b','c']}})<\/code><\/pre>\n\n\n\n<p>\u3061\u306a\u307f\u306b\u3001prisma\u3068\u304bsupabase\u306a\u3069\u30b5\u30fc\u30c9\u30d1\u30fc\u30c6\u30a3\u88fd\u306efetch\u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u4f7f\u3046\u5834\u5408\u306f\u5f53\u7136\u3053\u306e\u66f8\u304d\u65b9\u304c\u3067\u304d\u306a\u304f\u306a\u308b\u306e\u3067\u4f7f\u3048\u306a\u304f\u306a\u308b\u306e\u3067\u6ce8\u610f\u3002revalidatePath\u306e\u65b9\u3092\u4f7f\u3046\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">server actions\u5074<\/h4>\n\n\n\n<pre class=\"wp-block-code\"><code>revalidateTag('a')<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">revalidatePath<\/h3>\n\n\n\n<p>\u3053\u308c\u306a\u3089\u4e8b\u524d\u767b\u9332\u306f\u4e0d\u8981\u3002\u500b\u4eba\u7684\u306b\u306f\u3053\u3061\u3089\u306e\u65b9\u304c\u826f\u3055\u305d\u3046\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>revalidatePath('\u30d1\u30b9','layout')<\/code><\/pre>\n\n\n\n<p>\u7b2c\u4e8c\u5f15\u6570\u306blayout\u3068\u6307\u5b9a\u3057\u3066\u3042\u3052\u308b\u3053\u3068\u3067layout\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u65b9\u3082refetch\u3057\u3066\u304f\u308c\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"Server Actions\u3068\u306f\uff1f Next.js13.4\u304b\u3089\u5c0e\u5165\u3055\u308c\u305f\u6a5f\u80fd\u3067\u300114.0\u304b\u3089\u5b89\u5b9a\u7248\u306b\u306a\u308a\u307e\u3057\u305f\u3002 \u5f93\u6765\u307e\u3067\u3067\u3042\u308c\u3070form\u306esubmit\u306f\u57fa\u672c\u7684\u306b\u30d6\u30e9\u30a6\u30b6\u4e0a\u3067\u5b9f\u884c\u3055\u308c\u308b\u30a2\u30af\u30b7\u30e7\u30f3\u306b\u306a\u3063\u3066\u3044\u307e\u3057\u305f\u3002\u3053\u308c\u3092\u4f7f [&hellip;]","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[119],"tags":[],"_links":{"self":[{"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/posts\/23829"}],"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=23829"}],"version-history":[{"count":25,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/posts\/23829\/revisions"}],"predecessor-version":[{"id":23874,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/posts\/23829\/revisions\/23874"}],"wp:attachment":[{"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=23829"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=23829"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=23829"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}