{"id":38661,"date":"2023-04-11T08:21:27","date_gmt":"2023-03-18T23:42:24","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e8%a7%a3%e5%86%b3%e4%ba%86%e5%9c%a8aws-amplify-ui-react%e4%b8%ad%e6%89%be%e4%b8%8d%e5%88%b0amplifysignout%e7%9a%84%e9%94%99%e8%af%af%e3%80%82\/"},"modified":"2024-04-29T22:56:27","modified_gmt":"2024-04-29T14:56:27","slug":"%e8%a7%a3%e5%86%b3%e4%ba%86%e5%9c%a8aws-amplify-ui-react%e4%b8%ad%e6%89%be%e4%b8%8d%e5%88%b0amplifysignout%e7%9a%84%e9%94%99%e8%af%af%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e8%a7%a3%e5%86%b3%e4%ba%86%e5%9c%a8aws-amplify-ui-react%e4%b8%ad%e6%89%be%e4%b8%8d%e5%88%b0amplifysignout%e7%9a%84%e9%94%99%e8%af%af%e3%80%82\/","title":{"rendered":"\u89e3\u51b3\u4e86\u5728&#8217;@aws-amplify\/ui-react&#8217;\u4e2d\u627e\u4e0d\u5230&#8217;AmplifySignOut&#8217;\u7684\u9519\u8bef"},"content":{"rendered":"<h2>\u76ee\u6807\u8bfb\u8005<\/h2>\n<p>\u642d\u5efa\u4e00\u4e2a\u5168\u6808 React \u5e94\u7528\u7a0b\u5e8f\u3002<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Step4\u300cAPI \u3068\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u8ffd\u52a0\u3059\u308b\u300d<\/ul>\n<\/li>\n<\/ul>\n<p>Step3\u300cAPI\u3068\u5bfe\u8a71\u3059\u308b\u305f\u3081\u306e\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9\u30b3\u30fc\u30c9\u3092\u8a18\u8ff0\u3059\u308b\u300d\u306e\u4ee5\u4e0b\u306e\u30a8\u30e9\u30fc\u3067\u8a70\u3093\u3060\u65b9<\/p>\n<pre class=\"post-pre\"><code>export 'AmplifySignOut' (imported as 'AmplifySignOut') was not found in '@aws-amplify\/ui-react'\r\n<\/code><\/pre>\n<h2>\u901a\u8fc7\u9605\u8bfb\u672c\u6587\uff0c\u60a8\u53ef\u4ee5\u505a\u4ee5\u4e0b\u7684\u4e8b\u60c5\u3002<\/h2>\n<p>\u6784\u5efa\u5168\u6808React\u5e94\u7528\u7a0b\u5e8f<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Step4\u300cAPI \u3068\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u8ffd\u52a0\u3059\u308b\u300d<\/ul>\n<\/li>\n<\/ul>\n<p>Step3\u300cAPI\u3068\u5bfe\u8a71\u3059\u308b\u305f\u3081\u306e\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9\u30b3\u30fc\u30c9\u3092\u8a18\u8ff0\u3059\u308b\u300d\u306e\u30a8\u30e9\u30fc\u3092\u7a81\u7834\u3067\u304d\u308b<\/p>\n<h1>\u4f60\u53ef\u4ee5\u4fdd\u6301\u6700\u65b0\u7684\u5e93\u7248\u672c\u5e76\u89e3\u51b3\u9519\u8bef\u3002<\/h1>\n<h2>\u73af\u5883<\/h2>\n<p>NodeJS\u7248\u672c\u4e3av18.14.0\uff0c\u5305\u7684\u914d\u7f6e\u6587\u4ef6\u4e3apackage.json\u3002<\/p>\n<pre class=\"post-pre\"><code>{\r\n  \"name\": \"sampleApp\",\r\n  \"version\": \"0.1.0\",\r\n  \"private\": true,\r\n  \"dependencies\": {\r\n    \"@aws-amplify\/ui-react\": \"^4.3.7\",\r\n    \"@testing-library\/jest-dom\": \"^5.16.5\",\r\n    \"@testing-library\/react\": \"^13.4.0\",\r\n    \"@testing-library\/user-event\": \"^13.5.0\",\r\n    \"aws-amplify\": \"^5.0.14\",\r\n    \"react\": \"^18.2.0\",\r\n    \"react-dom\": \"^18.2.0\",\r\n    \"react-scripts\": \"5.0.1\",\r\n    \"web-vitals\": \"^2.1.4\"\r\n  },\r\n  \"scripts\": {\r\n    \"start\": \"react-scripts start\",\r\n    \"build\": \"react-scripts build\",\r\n    \"test\": \"react-scripts test\",\r\n    \"eject\": \"react-scripts eject\"\r\n  },\r\n  \"eslintConfig\": {\r\n    \"extends\": [\r\n      \"react-app\",\r\n      \"react-app\/jest\"\r\n    ]\r\n  },\r\n  \"browserslist\": {\r\n    \"production\": [\r\n      \"&gt;0.2%\",\r\n      \"not dead\",\r\n      \"not op_mini all\"\r\n    ],\r\n    \"development\": [\r\n      \"last 1 chrome version\",\r\n      \"last 1 firefox version\",\r\n      \"last 1 safari version\"\r\n    ]\r\n  }\r\n}\r\n<\/code><\/pre>\n<h2>\u539f\u59cb\u4ee3\u7801<\/h2>\n<pre class=\"post-pre\"><code><span class=\"k\">import<\/span> <span class=\"nx\">React<\/span><span class=\"p\">,<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">useState<\/span><span class=\"p\">,<\/span> <span class=\"nx\">useEffect<\/span> <span class=\"p\">}<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">react<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n<span class=\"k\">import<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">.\/App.css<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n<span class=\"k\">import<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">API<\/span> <span class=\"p\">}<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">aws-amplify<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n<span class=\"k\">import<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">withAuthenticator<\/span><span class=\"p\">,<\/span> <span class=\"nx\">AmplifySignOut<\/span> <span class=\"p\">}<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">@aws-amplify\/ui-react<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n<span class=\"k\">import<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">listNotes<\/span> <span class=\"p\">}<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">.\/graphql\/queries<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n<span class=\"k\">import<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">createNote<\/span> <span class=\"k\">as<\/span> <span class=\"nx\">createNoteMutation<\/span><span class=\"p\">,<\/span> <span class=\"nx\">deleteNote<\/span> <span class=\"k\">as<\/span> <span class=\"nx\">deleteNoteMutation<\/span> <span class=\"p\">}<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">.\/graphql\/mutations<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n\r\n<span class=\"kd\">const<\/span> <span class=\"nx\">initialFormState<\/span> <span class=\"o\">=<\/span> <span class=\"p\">{<\/span> <span class=\"na\">name<\/span><span class=\"p\">:<\/span> <span class=\"dl\">''<\/span><span class=\"p\">,<\/span> <span class=\"na\">description<\/span><span class=\"p\">:<\/span> <span class=\"dl\">''<\/span> <span class=\"p\">}<\/span>\r\n\r\n<span class=\"kd\">function<\/span> <span class=\"nf\">App<\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"kd\">const<\/span> <span class=\"p\">[<\/span><span class=\"nx\">notes<\/span><span class=\"p\">,<\/span> <span class=\"nx\">setNotes<\/span><span class=\"p\">]<\/span> <span class=\"o\">=<\/span> <span class=\"nf\">useState<\/span><span class=\"p\">([]);<\/span>\r\n  <span class=\"kd\">const<\/span> <span class=\"p\">[<\/span><span class=\"nx\">formData<\/span><span class=\"p\">,<\/span> <span class=\"nx\">setFormData<\/span><span class=\"p\">]<\/span> <span class=\"o\">=<\/span> <span class=\"nf\">useState<\/span><span class=\"p\">(<\/span><span class=\"nx\">initialFormState<\/span><span class=\"p\">);<\/span>\r\n\r\n  <span class=\"nf\">useEffect<\/span><span class=\"p\">(()<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"nf\">fetchNotes<\/span><span class=\"p\">();<\/span>\r\n  <span class=\"p\">},<\/span> <span class=\"p\">[]);<\/span>\r\n\r\n  <span class=\"k\">async<\/span> <span class=\"kd\">function<\/span> <span class=\"nf\">fetchNotes<\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"kd\">const<\/span> <span class=\"nx\">apiData<\/span> <span class=\"o\">=<\/span> <span class=\"k\">await<\/span> <span class=\"nx\">API<\/span><span class=\"p\">.<\/span><span class=\"nf\">graphql<\/span><span class=\"p\">({<\/span> <span class=\"na\">query<\/span><span class=\"p\">:<\/span> <span class=\"nx\">listNotes<\/span> <span class=\"p\">});<\/span>\r\n    <span class=\"nf\">setNotes<\/span><span class=\"p\">(<\/span><span class=\"nx\">apiData<\/span><span class=\"p\">.<\/span><span class=\"nx\">data<\/span><span class=\"p\">.<\/span><span class=\"nx\">listNotes<\/span><span class=\"p\">.<\/span><span class=\"nx\">items<\/span><span class=\"p\">);<\/span>\r\n  <span class=\"p\">}<\/span>\r\n\r\n  <span class=\"k\">async<\/span> <span class=\"kd\">function<\/span> <span class=\"nf\">createNote<\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"k\">if <\/span><span class=\"p\">(<\/span><span class=\"o\">!<\/span><span class=\"nx\">formData<\/span><span class=\"p\">.<\/span><span class=\"nx\">name<\/span> <span class=\"o\">||<\/span> <span class=\"o\">!<\/span><span class=\"nx\">formData<\/span><span class=\"p\">.<\/span><span class=\"nx\">description<\/span><span class=\"p\">)<\/span> <span class=\"k\">return<\/span><span class=\"p\">;<\/span>\r\n    <span class=\"k\">await<\/span> <span class=\"nx\">API<\/span><span class=\"p\">.<\/span><span class=\"nf\">graphql<\/span><span class=\"p\">({<\/span> <span class=\"na\">query<\/span><span class=\"p\">:<\/span> <span class=\"nx\">createNoteMutation<\/span><span class=\"p\">,<\/span> <span class=\"na\">variables<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span> <span class=\"na\">input<\/span><span class=\"p\">:<\/span> <span class=\"nx\">formData<\/span> <span class=\"p\">}<\/span> <span class=\"p\">});<\/span>\r\n    <span class=\"nf\">setNotes<\/span><span class=\"p\">([<\/span> <span class=\"p\">...<\/span><span class=\"nx\">notes<\/span><span class=\"p\">,<\/span> <span class=\"nx\">formData<\/span> <span class=\"p\">]);<\/span>\r\n    <span class=\"nf\">setFormData<\/span><span class=\"p\">(<\/span><span class=\"nx\">initialFormState<\/span><span class=\"p\">);<\/span>\r\n  <span class=\"p\">}<\/span>\r\n\r\n  <span class=\"k\">async<\/span> <span class=\"kd\">function<\/span> <span class=\"nf\">deleteNote<\/span><span class=\"p\">({<\/span> <span class=\"nx\">id<\/span> <span class=\"p\">})<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"kd\">const<\/span> <span class=\"nx\">newNotesArray<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">notes<\/span><span class=\"p\">.<\/span><span class=\"nf\">filter<\/span><span class=\"p\">(<\/span><span class=\"nx\">note<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"nx\">note<\/span><span class=\"p\">.<\/span><span class=\"nx\">id<\/span> <span class=\"o\">!==<\/span> <span class=\"nx\">id<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"nf\">setNotes<\/span><span class=\"p\">(<\/span><span class=\"nx\">newNotesArray<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"k\">await<\/span> <span class=\"nx\">API<\/span><span class=\"p\">.<\/span><span class=\"nf\">graphql<\/span><span class=\"p\">({<\/span> <span class=\"na\">query<\/span><span class=\"p\">:<\/span> <span class=\"nx\">deleteNoteMutation<\/span><span class=\"p\">,<\/span> <span class=\"na\">variables<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span> <span class=\"na\">input<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">id<\/span> <span class=\"p\">}<\/span> <span class=\"p\">}});<\/span>\r\n  <span class=\"p\">}<\/span>\r\n\r\n  <span class=\"k\">return <\/span><span class=\"p\">(<\/span>\r\n    <span class=\"o\">&lt;<\/span><span class=\"nx\">div<\/span> <span class=\"nx\">className<\/span><span class=\"o\">=<\/span><span class=\"dl\">\"<\/span><span class=\"s2\">App<\/span><span class=\"dl\">\"<\/span><span class=\"o\">&gt;<\/span>\r\n      <span class=\"o\">&lt;<\/span><span class=\"nx\">h1<\/span><span class=\"o\">&gt;<\/span><span class=\"nx\">My<\/span> <span class=\"nx\">Notes<\/span> <span class=\"nx\">App<\/span><span class=\"o\">&lt;<\/span><span class=\"sr\">\/h1<\/span><span class=\"err\">&gt;\r\n<\/span>      <span class=\"o\">&lt;<\/span><span class=\"nx\">input<\/span>\r\n        <span class=\"nx\">onChange<\/span><span class=\"o\">=<\/span><span class=\"p\">{<\/span><span class=\"nx\">e<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"nf\">setFormData<\/span><span class=\"p\">({<\/span> <span class=\"p\">...<\/span><span class=\"nx\">formData<\/span><span class=\"p\">,<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">name<\/span><span class=\"dl\">'<\/span><span class=\"p\">:<\/span> <span class=\"nx\">e<\/span><span class=\"p\">.<\/span><span class=\"nx\">target<\/span><span class=\"p\">.<\/span><span class=\"nx\">value<\/span><span class=\"p\">})}<\/span>\r\n        <span class=\"nx\">placeholder<\/span><span class=\"o\">=<\/span><span class=\"dl\">\"<\/span><span class=\"s2\">Note name<\/span><span class=\"dl\">\"<\/span>\r\n        <span class=\"nx\">value<\/span><span class=\"o\">=<\/span><span class=\"p\">{<\/span><span class=\"nx\">formData<\/span><span class=\"p\">.<\/span><span class=\"nx\">name<\/span><span class=\"p\">}<\/span>\r\n      <span class=\"sr\">\/<\/span><span class=\"err\">&gt;\r\n<\/span>      <span class=\"o\">&lt;<\/span><span class=\"nx\">input<\/span>\r\n        <span class=\"nx\">onChange<\/span><span class=\"o\">=<\/span><span class=\"p\">{<\/span><span class=\"nx\">e<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"nf\">setFormData<\/span><span class=\"p\">({<\/span> <span class=\"p\">...<\/span><span class=\"nx\">formData<\/span><span class=\"p\">,<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">description<\/span><span class=\"dl\">'<\/span><span class=\"p\">:<\/span> <span class=\"nx\">e<\/span><span class=\"p\">.<\/span><span class=\"nx\">target<\/span><span class=\"p\">.<\/span><span class=\"nx\">value<\/span><span class=\"p\">})}<\/span>\r\n        <span class=\"nx\">placeholder<\/span><span class=\"o\">=<\/span><span class=\"dl\">\"<\/span><span class=\"s2\">Note description<\/span><span class=\"dl\">\"<\/span>\r\n        <span class=\"nx\">value<\/span><span class=\"o\">=<\/span><span class=\"p\">{<\/span><span class=\"nx\">formData<\/span><span class=\"p\">.<\/span><span class=\"nx\">description<\/span><span class=\"p\">}<\/span>\r\n      <span class=\"sr\">\/<\/span><span class=\"err\">&gt;\r\n<\/span>      <span class=\"o\">&lt;<\/span><span class=\"nx\">button<\/span> <span class=\"nx\">onClick<\/span><span class=\"o\">=<\/span><span class=\"p\">{<\/span><span class=\"nx\">createNote<\/span><span class=\"p\">}<\/span><span class=\"o\">&gt;<\/span><span class=\"nx\">Create<\/span> <span class=\"nx\">Note<\/span><span class=\"o\">&lt;<\/span><span class=\"sr\">\/button<\/span><span class=\"err\">&gt;\r\n<\/span>      <span class=\"o\">&lt;<\/span><span class=\"nx\">div<\/span> <span class=\"nx\">style<\/span><span class=\"o\">=<\/span><span class=\"p\">{{<\/span><span class=\"na\">marginBottom<\/span><span class=\"p\">:<\/span> <span class=\"mi\">30<\/span><span class=\"p\">}}<\/span><span class=\"o\">&gt;<\/span>\r\n        <span class=\"p\">{<\/span>\r\n          <span class=\"nx\">notes<\/span><span class=\"p\">.<\/span><span class=\"nf\">map<\/span><span class=\"p\">(<\/span><span class=\"nx\">note<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"p\">(<\/span>\r\n            <span class=\"o\">&lt;<\/span><span class=\"nx\">div<\/span> <span class=\"nx\">key<\/span><span class=\"o\">=<\/span><span class=\"p\">{<\/span><span class=\"nx\">note<\/span><span class=\"p\">.<\/span><span class=\"nx\">id<\/span> <span class=\"o\">||<\/span> <span class=\"nx\">note<\/span><span class=\"p\">.<\/span><span class=\"nx\">name<\/span><span class=\"p\">}<\/span><span class=\"o\">&gt;<\/span>\r\n              <span class=\"o\">&lt;<\/span><span class=\"nx\">h2<\/span><span class=\"o\">&gt;<\/span><span class=\"p\">{<\/span><span class=\"nx\">note<\/span><span class=\"p\">.<\/span><span class=\"nx\">name<\/span><span class=\"p\">}<\/span><span class=\"o\">&lt;<\/span><span class=\"sr\">\/h2<\/span><span class=\"err\">&gt;\r\n<\/span>              <span class=\"o\">&lt;<\/span><span class=\"nx\">p<\/span><span class=\"o\">&gt;<\/span><span class=\"p\">{<\/span><span class=\"nx\">note<\/span><span class=\"p\">.<\/span><span class=\"nx\">description<\/span><span class=\"p\">}<\/span><span class=\"o\">&lt;<\/span><span class=\"sr\">\/p<\/span><span class=\"err\">&gt;\r\n<\/span>              <span class=\"o\">&lt;<\/span><span class=\"nx\">button<\/span> <span class=\"nx\">onClick<\/span><span class=\"o\">=<\/span><span class=\"p\">{()<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"nf\">deleteNote<\/span><span class=\"p\">(<\/span><span class=\"nx\">note<\/span><span class=\"p\">)}<\/span><span class=\"o\">&gt;<\/span><span class=\"nx\">Delete<\/span> <span class=\"nx\">note<\/span><span class=\"o\">&lt;<\/span><span class=\"sr\">\/button<\/span><span class=\"err\">&gt;\r\n<\/span>            <span class=\"o\">&lt;<\/span><span class=\"sr\">\/div<\/span><span class=\"err\">&gt;\r\n<\/span>          <span class=\"p\">))<\/span>\r\n        <span class=\"p\">}<\/span>\r\n      <span class=\"o\">&lt;<\/span><span class=\"sr\">\/div<\/span><span class=\"err\">&gt;\r\n<\/span>      <span class=\"o\">&lt;<\/span><span class=\"nx\">AmplifySignOut<\/span> <span class=\"o\">\/&gt;<\/span>\r\n    <span class=\"o\">&lt;<\/span><span class=\"sr\">\/div<\/span><span class=\"err\">&gt;\r\n<\/span>  <span class=\"p\">);<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"k\">export<\/span> <span class=\"k\">default<\/span> <span class=\"nf\">withAuthenticator<\/span><span class=\"p\">(<\/span><span class=\"nx\">App<\/span><span class=\"p\">);<\/span>\r\n<\/code><\/pre>\n<h2>\u89e3\u51b3\u5b8c\u6210\u7684\u4ee3\u7801<\/h2>\n<pre class=\"post-pre\"><code><span class=\"k\">import<\/span> <span class=\"nx\">React<\/span><span class=\"p\">,<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">useState<\/span><span class=\"p\">,<\/span> <span class=\"nx\">useEffect<\/span> <span class=\"p\">}<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">react<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n<span class=\"k\">import<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">.\/App.css<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n<span class=\"k\">import<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">API<\/span> <span class=\"p\">}<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">aws-amplify<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n<span class=\"k\">import<\/span> <span class=\"dl\">\"<\/span><span class=\"s2\">@aws-amplify\/ui-react\/styles.css<\/span><span class=\"dl\">\"<\/span><span class=\"p\">;<\/span>\r\n<span class=\"k\">import<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">withAuthenticator<\/span><span class=\"p\">,<\/span> <span class=\"nx\">Button<\/span> <span class=\"p\">}<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">@aws-amplify\/ui-react<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n<span class=\"k\">import<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">listNotes<\/span> <span class=\"p\">}<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">.\/graphql\/queries<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n<span class=\"k\">import<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">createNote<\/span> <span class=\"k\">as<\/span> <span class=\"nx\">createNoteMutation<\/span><span class=\"p\">,<\/span> <span class=\"nx\">deleteNote<\/span> <span class=\"k\">as<\/span> <span class=\"nx\">deleteNoteMutation<\/span> <span class=\"p\">}<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">.\/graphql\/mutations<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n\r\n<span class=\"kd\">const<\/span> <span class=\"nx\">initialFormState<\/span> <span class=\"o\">=<\/span> <span class=\"p\">{<\/span> <span class=\"na\">name<\/span><span class=\"p\">:<\/span> <span class=\"dl\">''<\/span><span class=\"p\">,<\/span> <span class=\"na\">description<\/span><span class=\"p\">:<\/span> <span class=\"dl\">''<\/span> <span class=\"p\">}<\/span>\r\n\r\n<span class=\"kd\">function<\/span> <span class=\"nf\">App<\/span><span class=\"p\">({<\/span> <span class=\"nx\">signOut<\/span> <span class=\"p\">})<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"kd\">const<\/span> <span class=\"p\">[<\/span><span class=\"nx\">notes<\/span><span class=\"p\">,<\/span> <span class=\"nx\">setNotes<\/span><span class=\"p\">]<\/span> <span class=\"o\">=<\/span> <span class=\"nf\">useState<\/span><span class=\"p\">([]);<\/span>\r\n  <span class=\"kd\">const<\/span> <span class=\"p\">[<\/span><span class=\"nx\">formData<\/span><span class=\"p\">,<\/span> <span class=\"nx\">setFormData<\/span><span class=\"p\">]<\/span> <span class=\"o\">=<\/span> <span class=\"nf\">useState<\/span><span class=\"p\">(<\/span><span class=\"nx\">initialFormState<\/span><span class=\"p\">);<\/span>\r\n\r\n  <span class=\"nf\">useEffect<\/span><span class=\"p\">(()<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"nf\">fetchNotes<\/span><span class=\"p\">();<\/span>\r\n  <span class=\"p\">},<\/span> <span class=\"p\">[]);<\/span>\r\n\r\n  <span class=\"k\">async<\/span> <span class=\"kd\">function<\/span> <span class=\"nf\">fetchNotes<\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"kd\">const<\/span> <span class=\"nx\">apiData<\/span> <span class=\"o\">=<\/span> <span class=\"k\">await<\/span> <span class=\"nx\">API<\/span><span class=\"p\">.<\/span><span class=\"nf\">graphql<\/span><span class=\"p\">({<\/span> <span class=\"na\">query<\/span><span class=\"p\">:<\/span> <span class=\"nx\">listNotes<\/span> <span class=\"p\">});<\/span>\r\n    <span class=\"nf\">setNotes<\/span><span class=\"p\">(<\/span><span class=\"nx\">apiData<\/span><span class=\"p\">.<\/span><span class=\"nx\">data<\/span><span class=\"p\">.<\/span><span class=\"nx\">listNotes<\/span><span class=\"p\">.<\/span><span class=\"nx\">items<\/span><span class=\"p\">);<\/span>\r\n  <span class=\"p\">}<\/span>\r\n\r\n  <span class=\"k\">async<\/span> <span class=\"kd\">function<\/span> <span class=\"nf\">createNote<\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"k\">if <\/span><span class=\"p\">(<\/span><span class=\"o\">!<\/span><span class=\"nx\">formData<\/span><span class=\"p\">.<\/span><span class=\"nx\">name<\/span> <span class=\"o\">||<\/span> <span class=\"o\">!<\/span><span class=\"nx\">formData<\/span><span class=\"p\">.<\/span><span class=\"nx\">description<\/span><span class=\"p\">)<\/span> <span class=\"k\">return<\/span><span class=\"p\">;<\/span>\r\n    <span class=\"k\">await<\/span> <span class=\"nx\">API<\/span><span class=\"p\">.<\/span><span class=\"nf\">graphql<\/span><span class=\"p\">({<\/span> <span class=\"na\">query<\/span><span class=\"p\">:<\/span> <span class=\"nx\">createNoteMutation<\/span><span class=\"p\">,<\/span> <span class=\"na\">variables<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span> <span class=\"na\">input<\/span><span class=\"p\">:<\/span> <span class=\"nx\">formData<\/span> <span class=\"p\">}<\/span> <span class=\"p\">});<\/span>\r\n    <span class=\"nf\">setNotes<\/span><span class=\"p\">([<\/span> <span class=\"p\">...<\/span><span class=\"nx\">notes<\/span><span class=\"p\">,<\/span> <span class=\"nx\">formData<\/span> <span class=\"p\">]);<\/span>\r\n    <span class=\"nf\">setFormData<\/span><span class=\"p\">(<\/span><span class=\"nx\">initialFormState<\/span><span class=\"p\">);<\/span>\r\n  <span class=\"p\">}<\/span>\r\n\r\n  <span class=\"k\">async<\/span> <span class=\"kd\">function<\/span> <span class=\"nf\">deleteNote<\/span><span class=\"p\">({<\/span> <span class=\"nx\">id<\/span> <span class=\"p\">})<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"kd\">const<\/span> <span class=\"nx\">newNotesArray<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">notes<\/span><span class=\"p\">.<\/span><span class=\"nf\">filter<\/span><span class=\"p\">(<\/span><span class=\"nx\">note<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"nx\">note<\/span><span class=\"p\">.<\/span><span class=\"nx\">id<\/span> <span class=\"o\">!==<\/span> <span class=\"nx\">id<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"nf\">setNotes<\/span><span class=\"p\">(<\/span><span class=\"nx\">newNotesArray<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"k\">await<\/span> <span class=\"nx\">API<\/span><span class=\"p\">.<\/span><span class=\"nf\">graphql<\/span><span class=\"p\">({<\/span> <span class=\"na\">query<\/span><span class=\"p\">:<\/span> <span class=\"nx\">deleteNoteMutation<\/span><span class=\"p\">,<\/span> <span class=\"na\">variables<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span> <span class=\"na\">input<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">id<\/span> <span class=\"p\">}<\/span> <span class=\"p\">}});<\/span>\r\n  <span class=\"p\">}<\/span>\r\n\r\n  <span class=\"k\">return <\/span><span class=\"p\">(<\/span>\r\n    <span class=\"o\">&lt;<\/span><span class=\"nx\">div<\/span> <span class=\"nx\">className<\/span><span class=\"o\">=<\/span><span class=\"dl\">\"<\/span><span class=\"s2\">App<\/span><span class=\"dl\">\"<\/span><span class=\"o\">&gt;<\/span>\r\n      <span class=\"o\">&lt;<\/span><span class=\"nx\">h1<\/span><span class=\"o\">&gt;<\/span><span class=\"nx\">My<\/span> <span class=\"nx\">Notes<\/span> <span class=\"nx\">App<\/span><span class=\"o\">&lt;<\/span><span class=\"sr\">\/h1<\/span><span class=\"err\">&gt;\r\n<\/span>      <span class=\"o\">&lt;<\/span><span class=\"nx\">input<\/span>\r\n        <span class=\"nx\">onChange<\/span><span class=\"o\">=<\/span><span class=\"p\">{<\/span><span class=\"nx\">e<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"nf\">setFormData<\/span><span class=\"p\">({<\/span> <span class=\"p\">...<\/span><span class=\"nx\">formData<\/span><span class=\"p\">,<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">name<\/span><span class=\"dl\">'<\/span><span class=\"p\">:<\/span> <span class=\"nx\">e<\/span><span class=\"p\">.<\/span><span class=\"nx\">target<\/span><span class=\"p\">.<\/span><span class=\"nx\">value<\/span><span class=\"p\">})}<\/span>\r\n        <span class=\"nx\">placeholder<\/span><span class=\"o\">=<\/span><span class=\"dl\">\"<\/span><span class=\"s2\">Note name<\/span><span class=\"dl\">\"<\/span>\r\n        <span class=\"nx\">value<\/span><span class=\"o\">=<\/span><span class=\"p\">{<\/span><span class=\"nx\">formData<\/span><span class=\"p\">.<\/span><span class=\"nx\">name<\/span><span class=\"p\">}<\/span>\r\n      <span class=\"sr\">\/<\/span><span class=\"err\">&gt;\r\n<\/span>      <span class=\"o\">&lt;<\/span><span class=\"nx\">input<\/span>\r\n        <span class=\"nx\">onChange<\/span><span class=\"o\">=<\/span><span class=\"p\">{<\/span><span class=\"nx\">e<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"nf\">setFormData<\/span><span class=\"p\">({<\/span> <span class=\"p\">...<\/span><span class=\"nx\">formData<\/span><span class=\"p\">,<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">description<\/span><span class=\"dl\">'<\/span><span class=\"p\">:<\/span> <span class=\"nx\">e<\/span><span class=\"p\">.<\/span><span class=\"nx\">target<\/span><span class=\"p\">.<\/span><span class=\"nx\">value<\/span><span class=\"p\">})}<\/span>\r\n        <span class=\"nx\">placeholder<\/span><span class=\"o\">=<\/span><span class=\"dl\">\"<\/span><span class=\"s2\">Note description<\/span><span class=\"dl\">\"<\/span>\r\n        <span class=\"nx\">value<\/span><span class=\"o\">=<\/span><span class=\"p\">{<\/span><span class=\"nx\">formData<\/span><span class=\"p\">.<\/span><span class=\"nx\">description<\/span><span class=\"p\">}<\/span>\r\n      <span class=\"sr\">\/<\/span><span class=\"err\">&gt;\r\n<\/span>      <span class=\"o\">&lt;<\/span><span class=\"nx\">button<\/span> <span class=\"nx\">onClick<\/span><span class=\"o\">=<\/span><span class=\"p\">{<\/span><span class=\"nx\">createNote<\/span><span class=\"p\">}<\/span><span class=\"o\">&gt;<\/span><span class=\"nx\">Create<\/span> <span class=\"nx\">Note<\/span><span class=\"o\">&lt;<\/span><span class=\"sr\">\/button<\/span><span class=\"err\">&gt;\r\n<\/span>      <span class=\"o\">&lt;<\/span><span class=\"nx\">div<\/span> <span class=\"nx\">style<\/span><span class=\"o\">=<\/span><span class=\"p\">{{<\/span><span class=\"na\">marginBottom<\/span><span class=\"p\">:<\/span> <span class=\"mi\">30<\/span><span class=\"p\">}}<\/span><span class=\"o\">&gt;<\/span>\r\n        <span class=\"p\">{<\/span>\r\n          <span class=\"nx\">notes<\/span><span class=\"p\">.<\/span><span class=\"nf\">map<\/span><span class=\"p\">(<\/span><span class=\"nx\">note<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"p\">(<\/span>\r\n            <span class=\"o\">&lt;<\/span><span class=\"nx\">div<\/span> <span class=\"nx\">key<\/span><span class=\"o\">=<\/span><span class=\"p\">{<\/span><span class=\"nx\">note<\/span><span class=\"p\">.<\/span><span class=\"nx\">id<\/span> <span class=\"o\">||<\/span> <span class=\"nx\">note<\/span><span class=\"p\">.<\/span><span class=\"nx\">name<\/span><span class=\"p\">}<\/span><span class=\"o\">&gt;<\/span>\r\n              <span class=\"o\">&lt;<\/span><span class=\"nx\">h2<\/span><span class=\"o\">&gt;<\/span><span class=\"p\">{<\/span><span class=\"nx\">note<\/span><span class=\"p\">.<\/span><span class=\"nx\">name<\/span><span class=\"p\">}<\/span><span class=\"o\">&lt;<\/span><span class=\"sr\">\/h2<\/span><span class=\"err\">&gt;\r\n<\/span>              <span class=\"o\">&lt;<\/span><span class=\"nx\">p<\/span><span class=\"o\">&gt;<\/span><span class=\"p\">{<\/span><span class=\"nx\">note<\/span><span class=\"p\">.<\/span><span class=\"nx\">description<\/span><span class=\"p\">}<\/span><span class=\"o\">&lt;<\/span><span class=\"sr\">\/p<\/span><span class=\"err\">&gt;\r\n<\/span>              <span class=\"o\">&lt;<\/span><span class=\"nx\">button<\/span> <span class=\"nx\">onClick<\/span><span class=\"o\">=<\/span><span class=\"p\">{()<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"nf\">deleteNote<\/span><span class=\"p\">(<\/span><span class=\"nx\">note<\/span><span class=\"p\">)}<\/span><span class=\"o\">&gt;<\/span><span class=\"nx\">Delete<\/span> <span class=\"nx\">note<\/span><span class=\"o\">&lt;<\/span><span class=\"sr\">\/button<\/span><span class=\"err\">&gt;\r\n<\/span>            <span class=\"o\">&lt;<\/span><span class=\"sr\">\/div<\/span><span class=\"err\">&gt;\r\n<\/span>          <span class=\"p\">))<\/span>\r\n        <span class=\"p\">}<\/span>\r\n      <span class=\"o\">&lt;<\/span><span class=\"sr\">\/div<\/span><span class=\"err\">&gt;\r\n<\/span>      <span class=\"o\">&lt;<\/span><span class=\"nx\">Button<\/span> <span class=\"nx\">onClick<\/span><span class=\"o\">=<\/span><span class=\"p\">{<\/span><span class=\"nx\">signOut<\/span><span class=\"p\">}<\/span><span class=\"o\">&gt;<\/span><span class=\"nx\">Sign<\/span> <span class=\"nx\">Out<\/span><span class=\"o\">&lt;<\/span><span class=\"sr\">\/Button<\/span><span class=\"err\">&gt;\r\n<\/span>    <span class=\"o\">&lt;<\/span><span class=\"sr\">\/div<\/span><span class=\"err\">&gt;\r\n<\/span>  <span class=\"p\">);<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"k\">export<\/span> <span class=\"k\">default<\/span> <span class=\"nf\">withAuthenticator<\/span><span class=\"p\">(<\/span><span class=\"nx\">App<\/span><span class=\"p\">);<\/span>\r\n<\/code><\/pre>\n<h2>\u89e3\u9664<\/h2>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d35d937434c4406c6dd31\/16-0.png\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8_20230214_192807.png\" \/><\/div>\n<h2>\u5982\u679c\u8fd9\u7bc7\u6587\u7ae0\u5bf9\u4f60\u6709\u5e2e\u52a9\uff0c\u8bf7\u70b9\u51fb&#8221;\u8d5e&#8221;\u3002\u8fd9\u5c06\u7ed9\u6211\u52a8\u529b\u3002<\/h2>\n","protected":false},"excerpt":{"rendered":"<p>\u76ee\u6807\u8bfb\u8005 \u642d\u5efa\u4e00\u4e2a\u5168\u6808 React \u5e94\u7528\u7a0b\u5e8f\u3002 Step4\u300cAPI \u3068\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u8ffd\u52a0\u3059\u308b\u300d Step3\u300cA [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-38661","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u89e3\u51b3\u4e86\u5728&#039;@aws-amplify\/ui-react&#039;\u4e2d\u627e\u4e0d\u5230&#039;AmplifySignOut&#039;\u7684\u9519\u8bef - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/\u89e3\u51b3\u4e86\u5728aws-amplify-ui-react\u4e2d\u627e\u4e0d\u5230amplifysignout\u7684\u9519\u8bef\u3002\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" 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