{"id":14251,"date":"2021-09-11T13:19:00","date_gmt":"2021-09-11T04:19:00","guid":{"rendered":"http:\/\/www.code-magagine.com\/?p=14251"},"modified":"2023-05-27T22:18:52","modified_gmt":"2023-05-27T13:18:52","slug":"%e3%80%90redux%e3%80%91%e3%80%8c%e6%ad%a3%e8%a6%8f%e5%8c%96%e3%80%8d%e3%81%ab%e3%81%a4%e3%81%84%e3%81%a6","status":"publish","type":"post","link":"http:\/\/www.code-magagine.com\/?p=14251","title":{"rendered":"\u3010Redux\u3011\u300c\u6b63\u898f\u5316\u300d\u306b\u3064\u3044\u3066"},"content":{"rendered":"<p>\u4f8b\u3048\u3070\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u30c7\u30fc\u30bf\u304c\u3042\u308b\u3068\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<pre class=\"lang:default decode:true\">const lists = [\r\n  {\r\n    id: '1',\r\n    user: { username: 'user1', name: 'User 1' },\r\n    data: '......',\r\n    details: [\r\n      {\r\n        id: '1',\r\n        user: { username: 'user1', name: 'User 2' },\r\n        detail: '.....'\r\n      },\r\n      {\r\n        id: '2',\r\n        user: { username: 'user2', name: 'User 3' },\r\n        detail: '.....'\r\n      }\r\n    ]\r\n  },\r\n]<\/pre>\n<p>\u4ee5\u4e0b\u306e\u30c7\u30fc\u30bf\u304c\u8907\u6570\u56de\u7e70\u308a\u8fd4\u3057\u51fa\u3066\u304d\u3066\u3044\u308b\u306e\u3067\u6b63\u898f\u5316\u3055\u308c\u3066\u3044\u306a\u3044\u30c7\u30fc\u30bf\u3068\u8a00\u3048\u307e\u3059\u3002<\/p>\n<pre class=\"lang:default decode:true\">user: { username: 'user1', name: 'User 2' }<\/pre>\n<p>\u3053\u308c\u3060\u3068\u7279\u5b9a\u306e\u7b87\u6240\u3092\u66f4\u65b0\u3057\u305f\u3044\u3060\u3051\u306a\u306e\u306b\u4ed6\u306e\u7b87\u6240\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3082\u5f71\u97ff\u3057\u3066\u3057\u307e\u3044\u307e\u3059\u3002<\/p>\n<h2>\u6b63\u898f\u5316\u306e\u30e1\u30ea\u30c3\u30c8<\/h2>\n<ul>\n<li>\u30cd\u30b9\u30c8\u304c\u6d45\u3044\u306e\u3067\u8907\u96d1\u6027\u304c\u306a\u3044\u3002<\/li>\n<li>\u53c2\u7167\u306e\u969b\u306bfilter\u305b\u305a\u306b\u30c0\u30a4\u30ec\u30af\u30c8\u306b\u53c2\u7167\u3067\u304d\u308b\u3002<\/li>\n<li>\u64cd\u4f5c\u306e\u5fc5\u8981\u304c\u5fc5\u8981\u306a\u3044\u30c7\u30fc\u30bf\u306b\u5bfe\u3059\u308b\u64cd\u4f5c\u304c\u306a\u304f\u306a\u308b\u305f\u3081\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u518d\u63cf\u753b\u306e\u89b3\u70b9\u304b\u3089\u4fbf\u5229<\/li>\n<\/ul>\n<h2>\u6b63\u898f\u5316\u3055\u308c\u3066\u306a\u3044\u72b6\u614b\u3067\u306e\u30c7\u30e1\u30ea\u30c3\u30c8<\/h2>\n<ul>\n<li>\u5404\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u306e\u30c7\u30fc\u30bf\u304c\u6df7\u5728\u3057\u3066Store\u306b\u4fdd\u5b58\u3055\u308c\u3066\u3044\u308b\u305f\u3081\u4f55\u51e6\u304b\u3092\u66f4\u65b0\u3059\u308b\u969b\u306b\u305d\u306e\u5bfe\u8c61\u304c\u9069\u5207\u306b\u66f4\u65b0\u3055\u308c\u3066\u3044\u308b\u304b\u4e0d\u660e\u77ad<\/li>\n<li>\u30c7\u30fc\u30bf\u304c\u30cd\u30b9\u30c8\u3055\u308c\u3066\u3044\u3066\u30c7\u30fc\u30bf\u306e\u66f4\u65b0\u30ed\u30b8\u30c3\u30af\u304c\u8907\u96d1\u306b\u306a\u3063\u305f\u308a\u3001\u60f3\u5b9a\u4ee5\u4e0a\u306e\u6642\u9593\u3092\u8981\u3059\u308b\u5834\u5408\u304c\u3042\u308b\u3002<\/li>\n<li>\u4e0d\u8981\u306a\u518d\u63cf\u753b\u3092\u884c\u3046\u53ef\u80fd\u6027\u304c\u9ad8\u304f\u306a\u308b\u3002<\/li>\n<\/ul>\n<h2>Store\u304c\u6b63\u898f\u5316\u3055\u308c\u305f\u72b6\u614b<\/h2>\n<h3>\u30c7\u30fc\u30bf\u306b\u91cd\u8907\u304c\u306a\u3044\u3053\u3068<\/h3>\n<p>\u91cd\u8907\u304c\u3042\u308b\u3068\u3001\u95a2\u4fc2\u306a\u3044\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u307e\u3067\u518d\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002<\/p>\n<h3>ID\u3092key\u306b\u30a2\u30a4\u30c6\u30e0\u81ea\u4f53\u304cvalue\u3068\u306a\u308b\u9023\u60f3\u914d\u5217(\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\uff09\u306b\u4fdd\u6301\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3002<\/h3>\n<p>\u30eb\u30fc\u30d7\u3092\u56de\u3055\u306a\u3044\u3067\u6b32\u3057\u3044\u60c5\u5831\u306b\u30a2\u30af\u30bb\u30b9\u304c\u3067\u304d\u308b\u3002forEach\u3084filter\u3092\u4f7f\u308f\u306a\u304f\u3066\u6e08\u3080\u306e\u3067\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u304c\u826f\u304f\u306a\u308b\u3002<\/p>\n<h3>\u7279\u5b9a\u306e\u30a2\u30a4\u30c6\u30e0\u30bf\u30a4\u30d7\u306b\u5bfe\u3057\u3066\u5168\u3066\u306eID\u306e\u914d\u5217\u304c\u3042\u308b\u5834\u5408\u304c\u3042\u308b\u3002<\/h3>\n<h2>\u5177\u4f53\u7684\u306b\u3069\u3046\u3059\u308b\u304b\uff1f<\/h2>\n<h3>createEntityAdapter<\/h3>\n<p>Redux Tool Kit\u306a\u3089\u3053\u308c\u3092\u4f7f\u3046\u3068\u826f\u3044\u3067\u3057\u3087\u3046\u3002<\/p>\n<h3>Normalizr<\/h3>\n<p>Redux Tool Kit\u3092\u4f7f\u7528\u3057\u3066\u306a\u3044\u5834\u5408\u306f\u3053\u308c\u3092\u4f7f\u3046\u3068\u826f\u3044\u3067\u3057\u3087\u3046\u3002<\/p>\n<h4>normalize\u3059\u308b\u3002<\/h4>\n<pre class=\"lang:default decode:true\">  const newstate = new schema.Entity(\"state\");\r\n  const normalizeState = normalize(state, [newstate]);\r\n<\/pre>\n<h4>id\u4ee5\u5916\u3092\u30ad\u30fc\u306b\u3057\u305f\u3044\u5834\u5408<\/h4>\n<p>idAttribute\u3092\u4f7f\u3044\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001\u4ee5\u4e0b\u306e\u4f8b\u306f\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u30ad\u30fc\u3092\u300cItemName\u300d\u3068\u3044\u3046\u3082\u306e\u306b\u3057\u305f\u3044\u5834\u5408\u306e\u4f8b\u3067\u3059\u3002<\/p>\n<pre class=\"lang:default decode:true  \">const newstate = new schema.Entity(\r\n  \"state\",\r\n  {},\r\n  { idAttribute: \"ItemName\" }\r\n);\r\nconst normalizeState = normalize(state, [newstate]);\r\n<\/pre>\n","protected":false},"excerpt":{"rendered":"\u4f8b\u3048\u3070\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u30c7\u30fc\u30bf\u304c\u3042\u308b\u3068\u3057\u307e\u3057\u3087\u3046\u3002 const lists = [ { id: '1', user: { username: 'user1', name: 'User 1' }, data: '......' [&hellip;]","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[117],"tags":[],"_links":{"self":[{"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/posts\/14251"}],"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=14251"}],"version-history":[{"count":7,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/posts\/14251\/revisions"}],"predecessor-version":[{"id":20451,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/posts\/14251\/revisions\/20451"}],"wp:attachment":[{"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=14251"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=14251"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=14251"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}