{"id":48198,"date":"2023-05-04T12:45:04","date_gmt":"2022-11-23T07:09:53","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8next-js-aws-amplify-graphql%e6%90%ad%e5%bb%ba%e6%97%a0%e6%9c%8d%e5%8a%a1%e5%99%a8%e5%ba%94%e7%94%a8%e7%a8%8b%e5%ba%8f%e7%8e%af%e5%a2%83%e3%80%82\/"},"modified":"2024-04-30T02:35:09","modified_gmt":"2024-04-29T18:35:09","slug":"%e4%bd%bf%e7%94%a8next-js-aws-amplify-graphql%e6%90%ad%e5%bb%ba%e6%97%a0%e6%9c%8d%e5%8a%a1%e5%99%a8%e5%ba%94%e7%94%a8%e7%a8%8b%e5%ba%8f%e7%8e%af%e5%a2%83%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8next-js-aws-amplify-graphql%e6%90%ad%e5%bb%ba%e6%97%a0%e6%9c%8d%e5%8a%a1%e5%99%a8%e5%ba%94%e7%94%a8%e7%a8%8b%e5%ba%8f%e7%8e%af%e5%a2%83%e3%80%82\/","title":{"rendered":"\u4f7f\u7528Next.js + AWS Amplify + Graphql\u642d\u5efa\u65e0\u670d\u52a1\u5668\u5e94\u7528\u7a0b\u5e8f\u73af\u5883"},"content":{"rendered":"

\u6982\u8ff0<\/h2>\n

\u4f60\u597d\uff0c\u6211\u662f\u67ef\u9ea6\uff0c\u6700\u8fd1\u5728\u4e1c\u4eac\u62c5\u4efb\u524d\u7aef\u5de5\u7a0b\u5e08\u3002\u6211\u5bf9\u5728AWS\u7684re:Invent\u4e0a\u53d1\u5e03\u7684AWS Amplify DataStore\u611f\u5230\u975e\u5e38\u9707\u60ca\u548c\u65b9\u4fbf\uff0c\u4ee5\u524d\u4e3b\u8981\u5728Vue\u548cNuxt\u4e0a\u5f00\u53d1\uff0c\u5bf9React\u548cNext\u7684\u5f00\u53d1\u7ecf\u9a8c\u8f83\u5c11\uff0c\u4e5f\u5728\u5bfb\u627e\u4e00\u4e9b\u53ef\u4ee5\u7528Typescript\u5b8c\u6210\u7684\u4e1c\u897f\u3002<\/p>\n

\u6700\u8fd1\uff0cAWS\u63a8\u51fa\u4e86\u4e00\u9879\u540d\u4e3aAmplify\u7684\u670d\u52a1\uff0c\u7c7b\u4f3c\u4e8eAWS\u7248\u7684Firebase\uff0c\u5b83\u96c6\u6210\u4e86\u7528\u4e8e\u79fb\u52a8\u5f00\u53d1\u7684AWS\u670d\u52a1\u3002\u770b\u4e86\u4e00\u4e0b\u5185\u5bb9\uff0c\u611f\u89c9\u53ef\u4ee5\u7528\u5b83\u6765\u5feb\u901f\u5f00\u53d1\u65e0\u670d\u52a1\u5668\u5e94\u7528\u3002\u4e8e\u662f\u6211\u8bd5\u7740\u7528Next.js + Amplify\u6765\u5236\u4f5c\u4e86\u4e00\u4e2aTodo\u5e94\u7528\u7a0b\u5e8f\u3002\u867d\u7136\u5e02\u9762\u4e0a\u6709\u5f88\u591a\u5173\u4e8eNuxt.js + Firebase\u7ec4\u5408\u7684\u6587\u7ae0\uff0c\u4f46\u6211\u4e5f\u6210\u529f\u5730\u7528\u8fd9\u79cd\u67b6\u6784\u5b9e\u73b0\u4e86\uff0c\u5e76\u4e14\u628a\u65b9\u6cd5\u6574\u7406\u6210\u4e86\u4f53\u7cfb\u5316\u7684\u63cf\u8ff0\u3002<\/p>\n

\u5e0c\u671b\u80fd\u5e2e\u52a9\u4f60\u66f4\u597d\u5730\u7406\u89e3Next + Amplify\u7684\u5f00\u53d1\uff0c\u5e0c\u671b\u4f60\u80fd\u8bfb\u5230\u6700\u540e\uff0c\u8c22\u8c22\uff01<\/p>\n

Next.js\u662f\u4ec0\u4e48\uff1f<\/h3>\n
\"top_next.png\"<\/div>\n

\u8fd9\u4e2a\u53ef\u80fd\u4e0d\u9700\u8981\u89e3\u91ca\uff0cZEIT\u516c\u53f8\u5f00\u53d1\u7684React\u6846\u67b6\u53ef\u4ee5\u6784\u5efa\u652f\u6301\u670d\u52a1\u5668\u7aef\u6e32\u67d3\u7684web\u5e94\u7528\u7a0b\u5e8f\u3002<\/p>\n

pages\u76ee\u5f55\u4e0b\u7684\u81ea\u52a8\u8def\u7531\u3001\u52a8\u6001\u8def\u7531\uff0c\u4ee5\u53ca\u4eceSPA\/SSR\u5f00\u59cb\u7684\u9759\u6001\u7f51\u7ad9\u751f\u6210\u5e94\u7528\uff0c\u5f53\u7136\u8fd8\u5305\u62ec\u6700\u8fd1\u7684\u96f6\u914d\u7f6eTypeScript\u652f\u6301\u3001AMP\u9002\u914d\u3001\u901a\u8fc7api\u76ee\u5f55\u5b9e\u73b0api\u7b49\u529f\u80fd\uff0c\u5927\u5927\u63d0\u5347\u4e86\u5f00\u53d1\u4f53\u9a8c\u3002\u5f53\u7136\uff0c\u7531\u4e8e\u5176\u7b80\u5355\u6613\u7528\u7684\u7279\u70b9\uff0c\u4efb\u4f55\u4eba\u90fd\u53ef\u4ee5\u8f7b\u677e\u5f15\u5165\u5e76\u663e\u8457\u63d0\u9ad8\u5f00\u53d1\u901f\u5ea6\u3002<\/p>\n

AWS Amplify\u662f\u4ec0\u4e48\uff1f<\/h3>\n
\"top_amplify.png\"<\/div>\n

AWS Amplify\u662f\u4e00\u79cd\u57fa\u4e8eAWS\u670d\u52a1\u7684mBaas\uff0c\u5b83\u53ef\u4ee5\u6781\u5927\u5730\u7b80\u5316Web\u5e94\u7528\u7a0b\u5e8f\u7684\u521b\u5efa\u3001\u914d\u7f6e\u548c\u5f00\u53d1\uff0c\u5e76\u4e14\u7531\u4e8e\u53ef\u6269\u5c55\u6027\u5f3a\uff0c\u53ef\u4ee5\u6839\u636e\u670d\u52a1\u89c4\u6a21\u81ea\u52a8\u6269\u5c55\u3002\u7c7b\u4f3c\u7684\u670d\u52a1\u8fd8\u6709\u8c37\u6b4c\u7684Firebase\u3002\u5373\u4f7f\u4e0d\u9700\u8981\u81ea\u5df1\u51c6\u5907\u540e\u7aef\u8d44\u6e90\uff0cAmplify\u547d\u4ee4\u4e5f\u53ef\u4ee5\u4e3a\u60a8\u51c6\u5907\u6240\u9700\u7684\u6e90\u4ee3\u7801\u548c\u6a21\u578b\u7b49\u3002\u901a\u5e38\u60c5\u51b5\u4e0b\uff0c\u60a8\u9700\u8981\u81ea\u884c\u5904\u7406\u914d\u7f6e\u3001\u4f9b\u5e94\u548c\u5206\u6790\u7b49\u3002\u4f46\u9009\u62e9\u4e86Amplify\u540e\uff0c\u5b83\u5c06\u4e3a\u60a8\u7ba1\u7406\u8fd9\u4e9b\u4e8b\u9879\u3002\u6839\u636e\u9700\u6c42\uff0cAmplify\u53ef\u4ee5\u5c06\u8eab\u4efd\u9a8c\u8bc1\u3001\u79bb\u7ebf\u6570\u636e\u3001\u5206\u6790\u3001\u63a8\u9001\u901a\u77e5\u3001AR\/VR\u3001\u673a\u5668\u4eba\u7b49\u96c6\u6210\u5230\u5e94\u7528\u7a0b\u5e8f\u4e2d\u7684AWS\u670d\u52a1\u4e2d\u3002<\/p>\n

Next.js + Amplify\u6709\u4ec0\u4e48\u4ee4\u4eba\u9ad8\u5174\u7684\u5730\u65b9\uff1f<\/h3>\n

\u521d\u671f\u5f00\u53d1\u901f\u5ea6\u7684\u7206\u70b8\u6027\u52a0\u5feb<\/h4>\n

\u8fd1\u6765\uff0c\u5e02\u573a\u53d8\u5316\u975e\u5e38\u5feb\uff0c\u7528\u6237\u9700\u6c42\u4e5f\u5728\u5feb\u901f\u53d8\u5316\u3002\u4e0e\u6b64\u540c\u65f6\uff0c\u5728\u670d\u52a1\u548c\u4ea7\u54c1\u7684\u7528\u6237\u4f53\u9a8c\u65b9\u9762\uff0c\u6211\u4eec\u5f88\u96be\u786e\u5b9a\u4ec0\u4e48\u662f\u9002\u5f53\u7684\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u4e1a\u52a1\u65b9\u548c\u5f00\u53d1\u65b9\u5fc5\u987b\u5171\u540c\u8ba4\u8bc6\u5230\u7684\u4e00\u70b9\u662f\uff0c\u9700\u8981\u5feb\u901f\u8fdb\u884c\u5047\u8bbe\u9a8c\u8bc1\uff0c\u5e76\u5c06\u53cd\u9988\u8f6c\u5316\u4e3a\u7528\u6237\u4f53\u9a8c\u3002\u6211\u5199\u4e86\u4e00\u7bc7\u5173\u4e8e\u5728DX\u65f6\u4ee3\u53ca\u5176\u672a\u6765\u638c\u63e1\u201c\u7528\u6237\u4f53\u9a8c\u201d\u57fa\u7840\u7684\u6587\u7ae0\uff0c\u6307\u51fa\u4e0d\u4ec5\u5728\u670d\u52a1\u4e0a\u7ebf\u65f6\u9700\u8981\u6ce8\u610f\uff0c\u9a8c\u8bc1\u8be5\u8fc7\u7a0b\u4e5f\u9700\u8981\u4fdd\u6301\u5feb\u901f\u3002\u56e0\u6b64\uff0c\u5728\u6280\u672f\u9009\u62e9\u548c\u67b6\u6784\u65b9\u9762\u53ef\u80fd\u4f1a\u6709\u56f0\u60d1\uff0c\u4f46\u4ece\u5982\u4f55\u5feb\u901f\u5b9e\u73b0\u793e\u4f1a\u5b9e\u65bd\u7684\u89c2\u70b9\u6765\u770b\uff0c\u8fd9\u672c\u8eab\u5c31\u662f\u4e00\u4e2a\u5e94\u8be5\u5c3d\u5feb\u89e3\u51b3\u7684\u95ee\u9898\u3002\u5f53\u7136\uff0c\u8fd9\u5e76\u4e0d\u662f\u5e94\u8be5\u8f7b\u89c6\u7684\u95ee\u9898\u3002<\/p>\n

\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u8ba4\u4e3aNext.js + Amplify\u7684\u7ec4\u5408\u53ef\u4ee5\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\u3002\u4e0e\u81ea\u884c\u8bbe\u8ba1\u5e76\u9009\u62e9AWS\u670d\u52a1\u8fdb\u884c\u6784\u5efa\u76f8\u6bd4\uff0c\u8fd9\u4e24\u8005\u7684\u73af\u5883\u8bbe\u7f6e\u6240\u9700\u7684\u65f6\u95f4\u66f4\u77ed\uff0c\u53ef\u4ee5\u7acb\u5373\u5728\u672c\u5730\u4e3b\u673a\u4e0a\u8fdb\u884c\u786e\u8ba4\uff0c\u5e76\u5728\u9700\u8981\u65f6\u63d0\u4f9b\u540e\u7aef\u670d\u52a1\u3002<\/p>\n

\u5b9a\u7fa9\u4e86\u5408\u9002\u7684\u7c7b\u578b\u548c\u6a21\u578b\u4e4b\u540e\uff0c\u81ea\u52a8\u7f29\u653e\u3002<\/h4>\n

\u5728Next.js\u4e2d\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u96f6\u914d\u7f6e\u6765\u8fd0\u884cTypescript\uff0c\u5e76\u4e14\u5728Amplify\u4e2d\u5305\u542b\u4e86\u540d\u4e3aAppSync\u7684\u670d\u52a1\uff0c\u7528\u4e8e\u5728Graphql\u4e2d\u8fdb\u884c\u6570\u636e\u4ea4\u6362\u3002\u56e0\u6b64\uff0c\u5b83\u4f1a\u4e3a\u60a8\u5b9a\u4e49\u6240\u9700\u6570\u636e\u7684\u7c7b\u578b\uff0c\u4f7f\u5f97\u5728\u524d\u7aef\u548c\u540e\u7aef\u4e4b\u95f4\u5171\u4eab\u7c7b\u578b\u53d8\u5f97\u66f4\u52a0\u5bb9\u6613\u3002<\/p>\n

\u4e0e\u6846\u67b6\u76f8\u6bd4\uff0c\u628a\u63e1\u6700\u91cd\u8981\u7684\u4e1a\u52a1\u89c4\u5219\u6bd4\u4ec0\u4e48\u6846\u67b6\u66f4\u91cd\u8981\uff0c\u4e00\u65e6\u5b9a\u4e49\u4e86\u8fd9\u4e9b\u89c4\u5219\uff0c\u5c31\u53ef\u4ee5\u6839\u636e\u9700\u6c42\u8fdb\u884c\u81ea\u52a8\u7f29\u653e\uff0c\u4ece\u800c\u786e\u4fdd\u6570\u636e\u7684\u5b8c\u6574\u6027\u5e76\u6839\u636e\u9700\u8981\u8fdb\u884c\u8c03\u6574\u3002<\/p>\n

Next.js\u7684\u914d\u7f6e<\/h2>\n

\u6211\u5011\u99ac\u4e0a\u958b\u59cb\u9032\u884cNext.js\u7684\u8a2d\u7f6e\u3002<\/p>\n

\u76ee\u5f55\u7ed3\u6784<\/h3>\n

\u6700\u7ec8\u7684\u76ee\u5f55\u7ed3\u6784\u5982\u4e0b\u6240\u793a\u3002\u5b9e\u9645\u7684\u76ee\u5f55\u4e2d\u53ea\u5217\u51fa\u4e86\u5fc5\u8981\u7684\u90e8\u5206\uff0c\u5982\u679c\u60a8\u60f3\u67e5\u770b\u6240\u6709\u6587\u4ef6\uff0c\u8bf7\u5728GitHub\u4e0a\u51c6\u5907\u597d\u4ee3\u7801\u5e76\u53c2\u8003\u3002\u6709\u5173amplify\u548cgraphql\u76ee\u5f55\uff0c\u5c06\u5728\u540e\u7eed\u7684AWS Amplify\u8bbe\u7f6e\u4e2d\u81ea\u52a8\u751f\u6210\u3002<\/p>\n

\u251c\u2500 amplify\r\n\u2502\u00a0 \u251c\u2500 #current-cloud-backend\r\n\u2502\u00a0 \u2502\u00a0 \u251c\u2500 amplify-meta.json\r\n\u2502\u00a0 \u2502\u00a0 \u251c\u2500 api\r\n\u2502\u00a0 \u2502\u00a0 \u2502\u00a0\u00a0\u2514 todo\r\n\u2502\u00a0 \u2502\u00a0 \u2502\u00a0  \u251c\u2500 build\r\n\u2502\u00a0 \u2502\u00a0 \u2502\u00a0  \u251c\u2500 parameters.json\r\n\u2502\u00a0 \u2502\u00a0 \u2502\u00a0  \u251c\u2500 resolvers\r\n\u2502\u00a0 \u2502\u00a0 \u2502\u00a0  \u251c\u2500 schema.graphql\r\n\u2502\u00a0 \u2502\u00a0 \u2502\u00a0  \u251c\u2500 stacks\r\n\u2502\u00a0 \u2502\u00a0 \u2502\u00a0\u00a0 \u2514\u2500 transform.conf.json\r\n\u2502\u00a0 \u2502\u00a0\u00a0\u2514\u2500 backend-config.json\r\n\u2502\u00a0 \u251c\u2500 backend\r\n\u2502\u00a0 \u2502\u00a0 \u251c\u2500 amplify-meta.json\r\n\u2502\u00a0 \u2502\u00a0 \u251c\u2500 api\r\n\u2502\u00a0 \u2502\u00a0 \u2502\u00a0\u00a0\u2514 todo\r\n\u2502\u00a0 \u2502\u00a0 \u2502\u00a0  \u251c\u2500 build\r\n\u2502\u00a0 \u2502\u00a0 \u2502\u00a0  \u251c\u2500 parameters.json\r\n\u2502\u00a0 \u2502\u00a0 \u2502\u00a0  \u251c\u2500 resolvers\r\n\u2502\u00a0 \u2502\u00a0 \u2502\u00a0  \u251c\u2500 schema.graphql\r\n\u2502\u00a0 \u2502\u00a0 \u2502\u00a0  \u251c\u2500 stacks\r\n\u2502\u00a0 \u2502\u00a0 \u2502\u00a0\u00a0 \u2514\u2500 transform.conf.json\r\n\u2502\u00a0 \u2502\u00a0 \u251c\u2500 awscloudformation\r\n\u2502\u00a0 \u2502\u00a0 \u2502\u00a0\u00a0\u2514 nested-cloudformation-stack.yml\r\n\u2502\u00a0 \u2502\u00a0 \u2514\u2500 backend-config.json\r\n\u2502\u00a0 \u2514\u2500 team-provider-info.json\r\n\u251c\u2500graphql\/\r\n\u2502 \u251c\u2500queries.ts\r\n\u2502 \u251c\u2500mutations.ts\r\n\u2502 \u251c\u2500subscriptions.ts\r\n\u2502 \u2514\u2500schema.json\r\n\u251c\u2500pages\/\r\n\u2502 \u251c\u2500index.tsx\r\n\u2502 \u2514\u2500todo.tsx\r\n\u251c\u2500components\/\r\n\u2502 \u2514\u2500templates\/\r\n\u2502   \u251c\u2500head.tsx\r\n\u2502   \u2514\u2500navigation.tsx\r\n\u251c\u2500store\/\r\n\u251c\u2500aws-exports.js\r\n\u251c\u2500package.json\r\n\u251c\u2500.gitignore\r\n\u251c\u2500next.config.js\r\n\u251c\u2500next-env.d.ts\r\n\u2514\u2500tsconfig.json\r\n<\/code><\/pre>\n
\u5b89\u88c5\u5fc5\u8981\u7684\u6a21\u5757\u5e76\u7f16\u8f91package.json<\/h3>\n
\u5f53\u5de5\u4f5c\u76ee\u5f55\u5efa\u7acb\u597d\u540e\uff0c\u6211\u4eec\u7528\u4ee5\u4e0b\u547d\u4ee4\u6765\u51c6\u5907\u6240\u9700\u7684\u6a21\u5757\u3002<\/p>\n
npm install --save react react-dom next\r\nnpm install --save-dev @types\/node @types\/react\r\n<\/code><\/pre>\n
\u5728\u5b89\u88c5\u5b8c\u6210\u540e\uff0c\u6211\u4eec\u9700\u8981\u5c06package.json\u4e2d\u7684scripts\u7f16\u8f91\u4e3a\u4ee5\u4e0b\u5185\u5bb9\u3002<\/p>\n
  \"scripts\"<\/span>:<\/span> {<\/span>\r\n    \"dev\"<\/span>:<\/span> \"next\"<\/span>,<\/span>\r\n    \"build\"<\/span>:<\/span> \"next build\"<\/span>,<\/span>\r\n    \"start\"<\/span>:<\/span> \"next start\"<\/span>\r\n  }<\/span>\r\n<\/code><\/pre>\n
\u51c6\u5907\u5404\u79cd\u7ec4\u4ef6<\/h3>\n
\u5728\u8fd9\u91cc\u6211\u4eec\u5c06\u5b9a\u4e49\u5171\u540c\u4f7f\u7528\u7684\u7ec4\u4ef6\u3002\u6211\u4eec\u5c06\u51c6\u5907\u5bfc\u822a\u548c\u5934\u90e8\u7ec4\u4ef6\u3002<\/p>\n
\r\nimport<\/span> *<\/span> as<\/span> React<\/span> from<\/span> '<\/span>react<\/span>'<\/span>;<\/span>\r\nimport<\/span> Link<\/span> from<\/span> '<\/span>next\/link<\/span>'<\/span>\r\n\r\nconst<\/span> Navigation<\/span>:<\/span> React<\/span>.<\/span>FC<\/span> =<\/span> ()<\/span> =><\/span> {<\/span>\r\n  return<\/span> (<\/span>\r\n    <<\/span>div<\/span>><\/span>\r\n      <<\/span>Link<\/span> href<\/span>=<\/span>\"\/\"<\/span>><\/span>\r\n        <<\/span>p<\/span>><\/span>Index<\/<\/span>p<\/span>><\/span>\r\n      <\/<\/span>Link<\/span>><\/span>\r\n      <<\/span>Link<\/span> href<\/span>=<\/span>\"\/about\"<\/span>><\/span>\r\n        <<\/span>p<\/span>><\/span>About<\/<\/span>p<\/span>><\/span>\r\n      <\/<\/span>Link<\/span>><\/span>\r\n      <<\/span>Link<\/span> href<\/span>=<\/span>\"\/todo\"<\/span>><\/span>\r\n        <<\/span>p<\/span>><\/span>Todo<\/<\/span>p<\/span>><\/span>\r\n      <\/<\/span>Link<\/span>><\/span>\r\n    <\/<\/span>div<\/span>><\/span>\r\n  )<\/span>\r\n}<\/span>\r\nexport<\/span> default<\/span> Navigation<\/span>\r\n\r\n<\/code><\/pre>\n
\u8bf7\u6839\u636e\u60a8\u7684\u559c\u597d\u8bbe\u7f6e\u5934\u90e8\u7528\u7684\u7ec4\u4ef6\u3002<\/p>\n
\r\nimport<\/span> *<\/span> as<\/span> React<\/span> from<\/span> '<\/span>react<\/span>'<\/span>\r\nimport<\/span> Head<\/span> from<\/span> '<\/span>next\/head<\/span>'<\/span>\r\nimport<\/span> info<\/span> from<\/span> '<\/span>..\/..\/package.json<\/span>'<\/span>\r\n\r\nconst<\/span> defaultOGURL<\/span> =<\/span> ''<\/span>\r\nconst<\/span> defaultOGImage<\/span> =<\/span> ''<\/span>\r\n\r\ninterface<\/span> Props<\/span> {<\/span>\r\n  title<\/span>:<\/span> string<\/span>,<\/span>\r\n  description<\/span>?:<\/span> string<\/span>,<\/span>\r\n  url<\/span>?:<\/span> string<\/span>,<\/span>\r\n  ogImage<\/span>?:<\/span> string<\/span>,<\/span>\r\n}<\/span>\r\n\r\nconst<\/span> head<\/span>:<\/span> React<\/span>.<\/span>FC<\/span><<\/span>Props<\/span>><\/span> =<\/span> props<\/span> =><\/span> {<\/span>\r\n  return<\/span> (<\/span>\r\n    <<\/span>Head<\/span>><\/span>\r\n      <<\/span>meta<\/span> charSet<\/span>=<\/span>\"UTF-8\"<\/span> \/><\/span>\r\n      <<\/span>title<\/span>><\/span>{<\/span>props<\/span>.<\/span>title<\/span> ||<\/span> ''<\/span>}<\/span><\/<\/span>title<\/span>><\/span>\r\n      <<\/span>meta<\/span> name<\/span>=<\/span>\"description\"<\/span> content<\/span>=<\/span>{<\/span>props<\/span>.<\/span>description<\/span> ||<\/span> info<\/span>.<\/span>description<\/span>}<\/span> \/><\/span>\r\n      <<\/span>meta<\/span> name<\/span>=<\/span>\"viewport\"<\/span> content<\/span>=<\/span>\"width=device-width, initial-scale=1\"<\/span> \/><\/span>\r\n      <<\/span>meta<\/span> property<\/span>=<\/span>\"og:url\"<\/span> content<\/span>=<\/span>{<\/span>props<\/span>.<\/span>url<\/span> ||<\/span> defaultOGURL<\/span>}<\/span> \/><\/span>\r\n      <<\/span>meta<\/span> property<\/span>=<\/span>\"og:title\"<\/span> content<\/span>=<\/span>{<\/span>props<\/span>.<\/span>title<\/span> ||<\/span> ''<\/span>}<\/span> \/><\/span>\r\n      <<\/span>meta<\/span>\r\n        property<\/span>=<\/span>\"og:description\"<\/span>\r\n        content<\/span>=<\/span>{<\/span>props<\/span>.<\/span>description<\/span> ||<\/span> info<\/span>.<\/span>description<\/span>}<\/span>\r\n      \/><\/span>\r\n      <<\/span>meta<\/span> name<\/span>=<\/span>\"twitter:site\"<\/span> content<\/span>=<\/span>{<\/span>props<\/span>.<\/span>url<\/span> ||<\/span> defaultOGURL<\/span>}<\/span> \/><\/span>\r\n      <<\/span>meta<\/span> name<\/span>=<\/span>\"twitter:card\"<\/span> content<\/span>=<\/span>\"summary_large_image\"<\/span> \/><\/span>\r\n      <<\/span>meta<\/span> name<\/span>=<\/span>\"twitter:image\"<\/span> content<\/span>=<\/span>{<\/span>props<\/span>.<\/span>ogImage<\/span> ||<\/span> defaultOGImage<\/span>}<\/span> \/><\/span>\r\n      <<\/span>meta<\/span> property<\/span>=<\/span>\"og:image\"<\/span> content<\/span>=<\/span>{<\/span>props<\/span>.<\/span>ogImage<\/span> ||<\/span> defaultOGImage<\/span>}<\/span> \/><\/span>\r\n      <<\/span>meta<\/span> property<\/span>=<\/span>\"og:image:width\"<\/span> content<\/span>=<\/span>\"1200\"<\/span> \/><\/span>\r\n      <<\/span>meta<\/span> property<\/span>=<\/span>\"og:image:height\"<\/span> content<\/span>=<\/span>\"630\"<\/span> \/><\/span>\r\n\r\n      <<\/span>link<\/span> rel<\/span>=<\/span>\"icon\"<\/span> sizes<\/span>=<\/span>\"192x192\"<\/span> href<\/span>=<\/span>\"\/static\/touch-icon.png\"<\/span> \/><\/span>\r\n      <<\/span>link<\/span> rel<\/span>=<\/span>\"apple-touch-icon\"<\/span> href<\/span>=<\/span>\"\/static\/touch-icon.png\"<\/span> \/><\/span>\r\n      <<\/span>link<\/span> rel<\/span>=<\/span>\"mask-icon\"<\/span> href<\/span>=<\/span>\"\/static\/favicon-mask.svg\"<\/span> color<\/span>=<\/span>\"#49B882\"<\/span> \/><\/span>\r\n      <<\/span>link<\/span> rel<\/span>=<\/span>\"icon\"<\/span> href<\/span>=<\/span>\"\/static\/favicon.ico\"<\/span> \/><\/span>\r\n  <\/<\/span>Head<\/span>><\/span>\r\n  )<\/span>\r\n};<\/span>\r\n\r\nexport<\/span> default<\/span> head<\/span>\r\n<\/code><\/pre>\n
\u51c6\u5907Pages<\/h3>\n
\u63a5\u4e0b\u6765\u662f\u5bf9 pages \u7ec4\u4ef6\u8fdb\u884c\u51c6\u5907\u3002<\/p>\n
\r\nimport<\/span> *<\/span> as<\/span> React<\/span> from<\/span> '<\/span>react<\/span>'<\/span>;<\/span>\r\nimport<\/span> Head<\/span> from<\/span> '<\/span>..\/components\/templates\/head<\/span>'<\/span>\r\nimport<\/span> Navigation<\/span> from<\/span> '<\/span>..\/components\/templates\/navigation<\/span>'<\/span>\r\n\r\nconst<\/span> Index<\/span>:<\/span> React<\/span>.<\/span>FC<\/span> =<\/span> ()<\/span> =><\/span> {<\/span>\r\n  return<\/span> (<\/span>\r\n    <<\/span>div<\/span>><\/span>\r\n      <<\/span>Head<\/span> title<\/span>=<\/span>\"Index page\"<\/span> \/><\/span>\r\n      <<\/span>Navigation<\/span> \/><\/span>\r\n      <<\/span>p<\/span>><\/span>Hello world<\/<\/span>p<\/span>><\/span>\r\n      <<\/span>p<\/span>><\/span>Index<\/<\/span>p<\/span>><\/span>\r\n    <\/<\/span>div<\/span>><\/span>\r\n  )<\/span>\r\n}<\/span>\r\nexport<\/span> default<\/span> Index<\/span>\r\n\r\n<\/code><\/pre>\n
\r\nimport<\/span> *<\/span> as<\/span> React<\/span> from<\/span> \"<\/span>react<\/span>\"<\/span>;<\/span>\r\nimport<\/span> Head<\/span> from<\/span> '<\/span>..\/components\/templates\/head<\/span>'<\/span>\r\nimport<\/span> Navigation<\/span> from<\/span> '<\/span>..\/components\/templates\/navigation<\/span>'<\/span>\r\n\r\nconst<\/span> Todo<\/span> =<\/span> ()<\/span> =><\/span> {<\/span>\r\n\r\n  return<\/span> (<\/span>\r\n    <<\/span>div<\/span>><\/span>\r\n      <<\/span>Head<\/span> title<\/span>=<\/span>\"todo\"<\/span> \/><\/span>\r\n      <<\/span>Navigation<\/span> \/><\/span>\r\n      <<\/span>h2<\/span>><\/span>Todo with amplify<\/<\/span>h2<\/span>><\/span>\r\n    <\/<\/span>div<\/span>><\/span>\r\n  )<\/span>\r\n};<\/span>\r\n\r\nexport<\/span> default<\/span> Todo<\/span>;<\/span>\r\n<\/code><\/pre>\n
\u73b0\u5728\u8fd0\u884c npm run dev \u547d\u4ee4\uff0c\u5e76\u5c1d\u8bd5\u8bbf\u95ee http:\/\/localhost:3000\/\u3002\u5982\u679c\u663e\u793a\u4ee5\u4e0b\u7c7b\u4f3c\u7684\u9875\u9762\uff0c\u5219\u8868\u793a\u6210\u529f\u3002\u540c\u65f6\uff0c\u8bd5\u8bd5\u8bbf\u95ee \/todo\uff0c\u770b\u770b\u662f\u5426\u663e\u793a\u4e86 todo \u9875\u9762\u3002<\/p>\n
\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8<\/div>\n
Next.js\u7684\u51c6\u5907\u5de5\u4f5c\u5df2\u7ecf\u8d85\u8fc7\u4e86\u4e00\u6b21\u3002<\/p>\n
\u5728\u4e2d\u56fd\uff0c\u53ea\u9700\u8981\u4e00\u4e2a\u9009\u9879\uff0c\u5c06\u4ee5\u4e0b\u5185\u5bb9\u7ffb\u8bd1\u6210\u4e2d\u6587\u5373\u53ef\uff1a<\/h2>\n
\u8bbe\u7f6e AWS Amplify\u3002<\/p>\n
Amplify\u7684\u5b89\u88c5\u548c\u521d\u59cb\u8bbe\u7f6e<\/h3>\n
\u65e0\u8bba\u5982\u4f55\uff0c\u6211\u4eec\u8981\u8fdb\u884camplify\/cli\u7684\u5168\u5c40\u5b89\u88c5\u3002<\/p>\n
npm install<\/span> -g<\/span> @aws-amplify\/cli\r\n<\/code><\/pre>\n
\u5b89\u88c5\u5b8c\u6210\u540e\uff0c\u8bf7\u4f7f\u7528amplify -v\u547d\u4ee4\u9a8c\u8bc1\u7248\u672c\u3002\u5982\u679c\u663e\u793a\u5982\u4e0b\u5185\u5bb9\uff0c\u5219\u8868\u793a\u5b89\u88c5\u5df2\u5b8c\u6210\u3002<\/p>\n
Scanning for plugins...\r\nPlugin scan successful\r\n3.17.0\r\n<\/code><\/pre>\n
\u4e0b\u4e00\u6b65\uff0c\u5c06\u8fdb\u884cAWS\u8d26\u6237\u7684\u5173\u8054\u3002\u8bf7\u5728\u63a7\u5236\u53f0\u4e0a\u8fdb\u884c\u64cd\u4f5c\u3002<\/p>\n
amplify configure\r\n<\/code><\/pre>\n
\u6253\u5f00\u7ec8\u7aef\u5e76\u8fd0\u884c\u201cyarn start\u201d\u547d\u4ee4\uff0c\u5c06\u4f1a\u542f\u52a8\u6d4f\u89c8\u5668\u4ee5\u521b\u5efaIAM\u7528\u6237\u3002\u5982\u679c\u5df2\u6709\u8d26\u6237\uff0c\u8bf7\u767b\u5f55\uff1b\u5982\u679c\u6ca1\u6709\uff0c\u5219\u521b\u5efa\u4e00\u4e2a\u65b0\u8d26\u6237\u3002<\/p>\n
\"aws_account.png\"<\/div>\n
\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8<\/div>\n
\u5c06accessKeyId\u548csecretAccessKeyId\u6309\u987a\u5e8f\u7c98\u8d34\u5230IAM\u7528\u6237\u521b\u5efa\u9875\u9762\u4e0a\u3002<\/p>\n
\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8<\/div>\n
\u5f53\u4f60\u8fdb\u5165IAM\u7528\u6237\u521b\u5efa\u9875\u9762\u5e76\u8fdb\u884c\u64cd\u4f5c\u65f6\uff0c\u4f1a\u663e\u793a\u8bbf\u95ee\u5bc6\u94a5ID\u3002\u5c06\u5176\u590d\u5236\u5230\u63a7\u5236\u53f0\u4e2d\uff0c\u5e76\u6309\u4e0bEnter\u952e\u3002\u7136\u540e\u786e\u5b9a\u914d\u7f6e\u6587\u4ef6\u540d\u79f0\uff0c\u6309\u4e0bEnter\u952e\u540e\uff0c\u5c06\u4f1a\u51fa\u73b0”\u6210\u529f\u8bbe\u7f6e\u65b0\u7528\u6237”\u7684\u6d88\u606f\uff0c\u8868\u793a\u5b8c\u6210\u3002<\/p>\n
\u4f7f\u9879\u76ee\u53ef\u4ee5\u5904\u7406Amplify\u3002<\/h3>\n
\u6211\u5c06\u9010\u6b65\u89e3\u91ca\u5982\u4f55\u5728\u5b9e\u9645\u4e2d\u4f7f\u7528Next.js\u548camplify\u3002\u4e3a\u4e86\u80fd\u591f\u5904\u7406amplify\u540e\u7aef\u7684\u5404\u79cd\u670d\u52a1\uff0c\u6211\u4eec\u5c06\u5728\u9879\u76ee\u6587\u4ef6\u5939\u4e2d\u521b\u5efa\u5404\u79cd\u8d44\u6e90\u3002\u8bf7\u5c1d\u8bd5\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4\u3002<\/p>\n
amplify init\r\n<\/code><\/pre>\n
\u6211\u4eec\u5c06\u4ee5\u4e92\u52a8\u5f62\u5f0f\u8fdb\u884c\u4ee5\u4e0b\u64cd\u4f5c\uff1a\u9009\u62e9\u8bed\u8a00\u3001\u6846\u67b6\u548c\u76ee\u5f55\u4fe1\u606f\u7b49\u3002<\/p>\n
\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8<\/div>\n
\u5728\u4e91\u7aef\u521d\u59cb\u5316\u9879\u76ee…\u5f53\u51fa\u73b0”\u521d\u59cb\u5316\u4e91\u7aef\u9879\u76ee”\u6d88\u606f\u65f6\uff0c\u5f00\u59cb\u521d\u59cb\u5316\u5e76\u51c6\u5907\u540e\u7aef\u8d44\u6e90\uff0c\u8bf7\u7b49\u5f85\u3002
\n\u5f53\u51fa\u73b0”\u60a8\u7684\u9879\u76ee\u5df2\u6210\u529f\u521d\u59cb\u5316\u5e76\u4e0e\u4e91\u7aef\u8fde\u63a5\uff01”\u6d88\u606f\u65f6\uff0c\u8868\u660e\u51c6\u5907\u5de5\u4f5c\u5df2\u5b8c\u6210\u3002<\/p>\n
\u51c6\u5907\u540e\u7aefAPI\uff08Graphql\uff09<\/h3>\n
\u4e3a\u4e86\u51c6\u5907API\uff0c\u63a5\u4e0b\u6765\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4\u3002<\/p>\n
amplify add api\r\n<\/code><\/pre>\n
\u90a3\u4e48\uff0c\u6211\u4eec\u5c06\u4ee5\u4e92\u52a8\u7684\u65b9\u5f0f\u786e\u5b9a\u5728\u9879\u76ee\u4e2d\u4f7f\u7528\u7684API\u79cd\u7c7b\u3001\u540d\u79f0\u548c\u6a21\u5f0f\u914d\u7f6e\u3002\u8fd9\u6b21\u6211\u4eec\u5c06\u4f7f\u7528GraphQL\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u793a\u4f8b\u95ee\u9898\u3002<\/p>\n
\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8<\/div>\n
\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8<\/div>\n
\u5982\u679c\u6210\u529f\u7f16\u8bd1GraphQL\u6a21\u5f0f\uff0c\u5219\u4f1a\u751f\u6210\u7528\u4e8e\u6267\u884cGraphql\u7684api\u6240\u9700\u7684\u6587\u4ef6\u7b49\u3002\u4e4b\u540e\uff0c\u5982\u679c\u60a8\u60f3\u5bf9\u6a21\u5f0f\u6587\u4ef6\u8fdb\u884c\u66f4\u6539\uff0c\u60a8\u53ef\u4ee5\u81ea\u884c\u8fdb\u884c\u7f16\u8f91\u3002\u672c\u6b21\u5c06\u91c7\u7528\u4ee5\u4e0b\u683c\u5f0f\u7684\u6a21\u5f0f\u3002<\/p>\n
type<\/span> Todo<\/span> @<\/span>model<\/span> {<\/span>\r\n  id<\/span>:<\/span> ID<\/span>!<\/span>\r\n  description<\/span>:<\/span> String<\/span>\r\n  isDone<\/span>:<\/span> Boolean<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\u63a5\u4e0b\u6765\uff0c\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u8fdb\u884c\u90e8\u7f72\u3002<\/p>\n
amplify push\r\n<\/code><\/pre>\n
\u5728\u8fd9\u91cc\uff0c\u6211\u4eec\u4f1a\u4ee5\u4e92\u52a8\u7684\u65b9\u5f0f\u7ee7\u7eed\u63d0\u51fa\u95ee\u9898\u3002<\/p>\n
\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8<\/div>\n
\u5f53\u90e8\u7f72\u5b8c\u6210\u540e\uff0c\u540e\u7aef\u8d44\u6e90\u4f1a\u81ea\u52a8\u751f\u6210\u3002<\/p>\n
Next.js\u548cAmplify\u7684\u6574\u5408<\/h3>\n
\u5f53\u6ee1\u8db3\u4e86\u5fc5\u9700\u7684\u540e\u7aef\u8d44\u6e90\uff0c\u6211\u4eec\u5c06\u5f00\u59cb\u8fdb\u884cNext.js\u7684\u5b9e\u73b0\u3002
\n\u9996\u5148\uff0c\u6211\u4eec\u8981\u5b89\u88c5\u6240\u9700\u7684npm\u6a21\u5757\u3002<\/p>\n
npm install --save @aws-amplify\/api @aws-amplify\/core @aws-amplify\/pubsub\r\n<\/code><\/pre>\n
\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u5c06\u7f16\u8f91\u5728\u8bbe\u7f6eNext.js\u65f6\u521b\u5efa\u7684pages\/todo.tsx\u6587\u4ef6\u3002<\/p>\n
\u57fa\u672c\u4e0a\uff0c\u60a8\u9700\u8981\u5728\u4ee3\u7801\u4e2d\u5bfc\u5165amplify\u6a21\u5757\u5e76\u8fdb\u884c\u914d\u7f6e\u5904\u7406\u3002\u5f53\u60a8\u60f3\u8981\u7f16\u5199amplify\u7684\u5904\u7406\u65f6\uff0c\u901a\u5e38\u4f1a\u5728\u9875\u9762\u4e2d\u6267\u884c\u4ee5\u4e0b\u64cd\u4f5c\u3002<\/p>\n
import<\/span> Amplify<\/span> from<\/span> '<\/span>@aws-amplify\/core<\/span>'<\/span>;<\/span>\r\nimport<\/span> PubSub<\/span> from<\/span> '<\/span>@aws-amplify\/pubsub<\/span>'<\/span>;<\/span>\r\nimport<\/span> API<\/span>,<\/span> {<\/span> graphqlOperation<\/span> }<\/span> from<\/span> '<\/span>@aws-amplify\/api<\/span>'<\/span>;<\/span>\r\n\r\nimport<\/span> awsmobile<\/span> from<\/span> '<\/span>..\/aws-exports<\/span>'<\/span>;<\/span>\r\n\r\nAmplify<\/span>.<\/span>configure<\/span>(<\/span>awsmobile<\/span>);<\/span>\r\nAPI<\/span>.<\/span>configure<\/span>(<\/span>awsmobile<\/span>);<\/span>\r\nPubSub<\/span>.<\/span>configure<\/span>(<\/span>awsmobile<\/span>);<\/span>\r\n<\/code><\/pre>\n
\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u5c06\u786e\u4fdd\u53ef\u4ee5\u4f7f\u7528\u6211\u4eec\u4f7f\u7528\u7684\u540e\u7aefAPI\u3002\u7531\u4e8e\u6211\u4eec\u6b63\u5728\u4f7f\u7528GraphQL\u8fdb\u884c\u5f00\u53d1\uff0c\u56e0\u6b64\u6211\u4eec\u5c06\u4ece\u4e2d\u5bfc\u5165\u67e5\u8be2\u3001\u53d8\u5f02\u548c\u8ba2\u9605\u3002\u867d\u7136\u6211\u4eec\u5728\u8fd9\u91cc\u5bfc\u5165\u4e86\u6240\u6709\u5185\u5bb9\uff0c\u4f46\u5b9e\u9645\u4e0a\u53ea\u9700\u8981\u5bfc\u5165\u9700\u8981\u4f7f\u7528\u7684\u90e8\u5206\u5373\u53ef\u3002<\/p>\n
import<\/span> {<\/span> createTodo<\/span>,<\/span> deleteTodo<\/span>,<\/span> updateTodo<\/span> }<\/span> from<\/span> '<\/span>..\/graphql\/mutations<\/span>'<\/span>;<\/span>\r\nimport<\/span> {<\/span> getTodo<\/span>,<\/span> listTodos<\/span> }<\/span> from<\/span> '<\/span>..\/graphql\/queries<\/span>'<\/span>;<\/span>\r\nimport<\/span> {<\/span> onCreateTodo<\/span>,<\/span> onUpdateTodo<\/span>,<\/span> onDeleteTodo<\/span> }<\/span> from<\/span> '<\/span>..\/graphql\/subscriptions<\/span>'<\/span>;<\/span>\r\n<\/code><\/pre>\n
\u7b80\u5355\u89e3\u91ca\u4e00\u4e0b\uff0cQuery\u548cMutations\u53ef\u4ee5\u4e0e\u4f20\u7edf\u7684CRUD\u64cd\u4f5c\u76f8\u5bf9\u5e94\uff0c\u5177\u4f53\u5982\u4e0b\uff1a<\/p>\n
\n
\u6628\u65e5CRUDgraphql\u4f5c\u6210CREATEMutation\u53d6\u5f97READQuery\u66f4\u65b0UPDATEMutation\u524a\u9664DELETEMutation<\/div>\n<\/div>\n
\u6b64\u5916\uff0c\u5728GraphQL\u4e2d\u8fd8\u6709\u4e00\u79cd\u79f0\u4e3aSubscription\uff08\u8ba2\u9605\uff09\u7684\u529f\u80fd\u3002\u7b80\u5355\u6765\u8bf4\uff0c\u8fd9\u7c7b\u4f3c\u4e8e\u6765\u81ea\u670d\u52a1\u5668\u7aef\u7684\u63a8\u9001\u3002\u5f53\u540e\u7aef\u6570\u636e\u53d1\u751f\u53d8\u5316\u65f6\uff0c\u5b83\u53ef\u4ee5\u68c0\u6d4b\u5e76\u901a\u77e5\u6211\u4eec\u77e5\u9053\u65b0\u7684\u503c\u3002<\/p>\n
\u5982\u4f55\u4f7f\u7528\u67e5\u8be2\u529f\u80fd<\/h4>\n
export<\/span> const<\/span> getTodo<\/span> =<\/span> `query GetTodo($id: ID!) {\r\n  getTodo(id: $id) {\r\n    id\r\n    description\r\n    isDone\r\n  }\r\n}\r\n`<\/span>;<\/span>\r\n<\/code><\/pre>\n
\u901a\u8fc7\u4f7f\u7528API.graphql(graphqlOperation)\u8bbf\u95ee\u4ee5\u4ee5\u4e0b\u65b9\u5f0f\u5bfc\u5165\u7684listTodos\u67e5\u8be2\u3002\u5f53\u901a\u4fe1\u6210\u529f\u65f6\uff0c\u83b7\u53d6\u7684\u503c\u5c06\u5b58\u50a8\u5728data\u4e2d\uff0c\u60a8\u53ef\u4ee5\u901a\u8fc7props\u4f20\u9012\u5b83\uff0c\u6216\u8005\u5c06\u5176\u4f20\u9012\u7ed9\u7528\u4e8e\u5217\u8868\u5448\u73b0\u7684\u672c\u5730\u72b6\u6001\uff0c\u4ee5\u5728React\u4e2d\u8fdb\u884c\u5448\u73b0\u3002<\/p>\n
Todo<\/span>.<\/span>getInitialProps<\/span> =<\/span> async<\/span> (<\/span>props<\/span>)<\/span> =><\/span> {<\/span>\r\n  const<\/span> data<\/span> =<\/span> await<\/span> API<\/span>.<\/span>graphql<\/span>(<\/span>graphqlOperation<\/span>(<\/span>listTodos<\/span>));<\/span>\r\n  return<\/span> {...<\/span>props<\/span>,<\/span> ...<\/span>data<\/span>};<\/span>\r\n};<\/span>\r\n<\/code><\/pre>\n
Mutations\u7684\u4f7f\u7528\u65b9\u6cd5<\/h4>\n
\r\nexport<\/span> const<\/span> createTodo<\/span> =<\/span> `mutation CreateTodo($input: CreateTodoInput!) {\r\n  createTodo(input: $input) {\r\n    id\r\n    description\r\n    isDone\r\n  }\r\n}\r\n`<\/span>;<\/span>\r\n<\/code><\/pre>\n
\u8fd9\u662f\u7528\u4e8e\u6ce8\u518c\u7684\u529f\u80fd\u3002\u5728API.graphql\uff08graphqlOperation\uff08createTodo\uff0cinputData\uff09\uff09\u4e2d\uff0c\u5c06Mutation\u4f5c\u4e3a\u7b2c\u4e00\u4e2a\u53c2\u6570\uff0c\u5c06\u8981\u6ce8\u518c\u7684\u6570\u636e\u653e\u5165\u7b2c\u4e8c\u4e2a\u53c2\u6570\u3002<\/p>\n
const<\/span> submitTodo<\/span> =<\/span> async<\/span> (<\/span>list<\/span>:<\/span> Array<\/span><<\/span>string<\/span>><\/span>,<\/span> todo<\/span>:<\/span> string<\/span>)<\/span> =><\/span> {<\/span>\r\n  const<\/span> id<\/span> =<\/span> Math<\/span>.<\/span>floor<\/span>(<\/span>Math<\/span>.<\/span>random<\/span>()<\/span> *<\/span> Math<\/span>.<\/span>floor<\/span>(<\/span>1000<\/span>))<\/span>\r\n    const<\/span> inputData<\/span> =<\/span> {<\/span>\r\n    input<\/span>:<\/span> {<\/span>\r\n      id<\/span>,<\/span>\r\n      description<\/span>:<\/span> todo<\/span>,<\/span>\r\n      isDone<\/span>:<\/span> false<\/span>\r\n    }<\/span>\r\n  }<\/span>\r\n\r\n    try<\/span> {<\/span>\r\n    await<\/span> API<\/span>.<\/span>graphql<\/span>(<\/span>graphqlOperation<\/span>(<\/span>createTodo<\/span>,<\/span> inputData<\/span>));<\/span>\r\n  }<\/span> catch<\/span> (<\/span>e<\/span>)<\/span> {<\/span>\r\n    console<\/span>.<\/span>log<\/span>(<\/span>e<\/span>);<\/span>\r\n  }<\/span>\r\n};<\/span>\r\n\r\n<\/code><\/pre>\n
\u8ba2\u9605\u529f\u80fd\u7684\u4f7f\u7528\u65b9\u6cd5<\/h4>\n
export<\/span> const<\/span> onCreateTodo<\/span> =<\/span> `subscription OnCreateTodo {\r\n  onCreateTodo {\r\n    id\r\n    description\r\n    isDone\r\n  }\r\n}\r\n`<\/span>;<\/span>\r\n<\/code><\/pre>\n
API<\/span>.<\/span>graphql<\/span>(<\/span>graphqlOperation<\/span>(<\/span>onCreateTodo<\/span>)).<\/span>subscribe<\/span>({<\/span>\r\n    next<\/span>:<\/span> e<\/span> =><\/span> {<\/span>\r\n        \/\/ \u8cfc\u8aad\u3059\u308b\u5024\u306e\u53d6\u5f97<\/span>\r\n        const<\/span> todo<\/span> =<\/span> e<\/span>.<\/span>value<\/span>.<\/span>data<\/span>.<\/span>onCreateTodo<\/span>\r\n\r\n        \/\/ \u5024\u3092\u30bb\u30c3\u30c8\u3059\u308b\u51e6\u7406\u3092\u66f8\u304f<\/span>\r\n        ...<\/span>\r\n    }<\/span>\r\n})<\/span>\r\n<\/code><\/pre>\n
\u5b9e\u73b0Todo\u5e94\u7528\u7a0b\u5e8f<\/h2>\n
\u4ee5\u4e0b\u662f\u672c\u6b21\u5b9e\u73b0\u7684\u4f8b\u5b50\u3002<\/p>\n
import<\/span> *<\/span> as<\/span> React<\/span> from<\/span> \"<\/span>react<\/span>\"<\/span>;<\/span>\r\nimport<\/span> {<\/span> useState<\/span> }<\/span> from<\/span> '<\/span>react<\/span>'<\/span>;<\/span>\r\nimport<\/span> Amplify<\/span> from<\/span> '<\/span>@aws-amplify\/core<\/span>'<\/span>;<\/span>\r\nimport<\/span> PubSub<\/span> from<\/span> '<\/span>@aws-amplify\/pubsub<\/span>'<\/span>;<\/span>\r\nimport<\/span> API<\/span>,<\/span> {<\/span> graphqlOperation<\/span> }<\/span> from<\/span> '<\/span>@aws-amplify\/api<\/span>'<\/span>;<\/span>\r\n\r\nimport<\/span> awsmobile<\/span> from<\/span> '<\/span>..\/aws-exports<\/span>'<\/span>;<\/span>\r\nimport<\/span> {<\/span>\r\n  createTodo<\/span>,<\/span>\r\n  deleteTodo<\/span>,<\/span>\r\n  updateTodo<\/span>\r\n}<\/span> from<\/span> '<\/span>..\/graphql\/mutations<\/span>'<\/span>;<\/span>\r\nimport<\/span> {<\/span> getTodo<\/span>,<\/span> listTodos<\/span> }<\/span> from<\/span> '<\/span>..\/graphql\/queries<\/span>'<\/span>;<\/span>\r\nimport<\/span> {<\/span> onCreateTodo<\/span>,<\/span> onUpdateTodo<\/span>,<\/span> onDeleteTodo<\/span> }<\/span> from<\/span> '<\/span>..\/graphql\/subscriptions<\/span>'<\/span>;<\/span>\r\n\r\nimport<\/span> Head<\/span> from<\/span> '<\/span>..\/components\/templates\/head<\/span>'<\/span>\r\nimport<\/span> Navigation<\/span> from<\/span> '<\/span>..\/components\/templates\/navigation<\/span>'<\/span>\r\n\r\nAmplify<\/span>.<\/span>configure<\/span>(<\/span>awsmobile<\/span>);<\/span>\r\nAPI<\/span>.<\/span>configure<\/span>(<\/span>awsmobile<\/span>);<\/span>\r\nPubSub<\/span>.<\/span>configure<\/span>(<\/span>awsmobile<\/span>);<\/span>\r\n\r\ninterface<\/span> TodoType<\/span> {<\/span>\r\n  id<\/span>:<\/span> number<\/span>,<\/span>\r\n  description<\/span>:<\/span> string<\/span>\r\n  isDone<\/span>:<\/span> boolean<\/span>\r\n}<\/span>\r\n\r\ninterface<\/span> DataProp<\/span> {<\/span>\r\n  data<\/span>:<\/span> {<\/span>\r\n    listTodos<\/span>?:<\/span> {<\/span>\r\n      items<\/span>:<\/span> Array<\/span><<\/span>TodoType<\/span>><\/span>\r\n    }<\/span>\r\n  }<\/span>\r\n}<\/span>\r\n\r\nconst<\/span> Todo<\/span> =<\/span> (<\/span>props<\/span>:<\/span> DataProp<\/span>)<\/span> =><\/span> {<\/span>\r\n  const<\/span> {<\/span> items<\/span>:<\/span> todoItems<\/span> }<\/span> =<\/span> props<\/span>.<\/span>data<\/span>.<\/span>listTodos<\/span>;<\/span>\r\n\r\n  const<\/span> [<\/span>todo<\/span>,<\/span> setTodo<\/span>]<\/span> =<\/span> useState<\/span>(<\/span>''<\/span>);<\/span>\r\n  const<\/span> [<\/span>list<\/span>,<\/span> setList<\/span>]<\/span> =<\/span> useState<\/span>([]);<\/span>\r\n\r\n  \/\/ \u65b0\u898f\u8ffd\u52a0\u3067Todo\u3092\u8ffd\u52a0\u3059\u308b<\/span>\r\n  const<\/span> submitTodo<\/span> =<\/span> async<\/span> (<\/span>list<\/span>:<\/span> Array<\/span><<\/span>string<\/span>><\/span>,<\/span> todo<\/span>:<\/span> string<\/span>)<\/span> =><\/span> {<\/span>\r\n    const<\/span> id<\/span> =<\/span> Math<\/span>.<\/span>floor<\/span>(<\/span>Math<\/span>.<\/span>random<\/span>()<\/span> *<\/span> Math<\/span>.<\/span>floor<\/span>(<\/span>1000<\/span>))<\/span>\r\n    const<\/span> inputData<\/span> =<\/span> {<\/span>\r\n      input<\/span>:<\/span> {<\/span>\r\n        id<\/span>,<\/span>\r\n        description<\/span>:<\/span> todo<\/span>,<\/span>\r\n        isDone<\/span>:<\/span> false<\/span>\r\n      }<\/span>\r\n    }<\/span>\r\n    try<\/span> {<\/span>\r\n      await<\/span> API<\/span>.<\/span>graphql<\/span>(<\/span>graphqlOperation<\/span>(<\/span>createTodo<\/span>,<\/span> inputData<\/span>));<\/span>\r\n    }<\/span> catch<\/span> (<\/span>e<\/span>)<\/span> {<\/span>\r\n      console<\/span>.<\/span>log<\/span>(<\/span>e<\/span>);<\/span>\r\n    }<\/span>\r\n  };<\/span>\r\n\r\n  \/\/ \u65e2\u5b58\u306eTodo\u3092\u524a\u9664\u3059\u308b<\/span>\r\n  const<\/span> deleteItem<\/span> =<\/span> async<\/span> (<\/span>id<\/span>)<\/span> =><\/span> {<\/span>\r\n\r\n    const<\/span> deleteData<\/span> =<\/span> {<\/span>\r\n      input<\/span>:<\/span> {<\/span>\r\n        id<\/span>\r\n      }<\/span>\r\n    }<\/span>\r\n\r\n    try<\/span> {<\/span>\r\n      await<\/span> API<\/span>.<\/span>graphql<\/span>(<\/span>graphqlOperation<\/span>(<\/span>deleteTodo<\/span>,<\/span> deleteData<\/span>));<\/span>\r\n    }<\/span> catch<\/span> (<\/span>e<\/span>)<\/span> {<\/span>\r\n      console<\/span>.<\/span>log<\/span>(<\/span>e<\/span>);<\/span>\r\n    }<\/span>\r\n  };<\/span>\r\n\r\n  return<\/span> (<\/span>\r\n    <<\/span>div<\/span>><\/span>\r\n      <<\/span>Head<\/span> title<\/span>=<\/span>\"todo\"<\/span> \/><\/span>\r\n      <<\/span>Navigation<\/span> \/><\/span>\r\n      <<\/span>h2<\/span>><\/span>Todo with amplify<\/<\/span>h2<\/span>><\/span>\r\n      <<\/span>input<\/span> style<\/span>=<\/span>{<\/span>{<\/span>\r\n        border<\/span>:<\/span> '<\/span>solid 1px #ddd<\/span>'<\/span>,<\/span>\r\n        padding<\/span>:<\/span> 10<\/span>,<\/span>\r\n        borderRadius<\/span>:<\/span> 4<\/span>,<\/span>\r\n        fontSize<\/span>:<\/span> 18<\/span>,<\/span>\r\n        WebkitAppearance<\/span>:<\/span> '<\/span>none<\/span>'<\/span>,<\/span>\r\n        color<\/span>:<\/span> '<\/span>#333<\/span>'<\/span>\r\n      }<\/span>}<\/span> value<\/span>=<\/span>{<\/span>todo<\/span>}<\/span> type<\/span>=<\/span>\"text\"<\/span> placeholder<\/span>=<\/span>\"please write todo\"<\/span> onChange<\/span>=<\/span>{<\/span>e<\/span> =><\/span> setTodo<\/span>(<\/span>e<\/span>.<\/span>target<\/span>.<\/span>value<\/span>)<\/span>}<\/span> \/><\/span>\r\n      <<\/span>button<\/span> style<\/span>=<\/span>{<\/span>{<\/span>\r\n        padding<\/span>:<\/span> 10<\/span>,<\/span>\r\n        background<\/span>:<\/span> '<\/span>#F06292<\/span>'<\/span>,<\/span>\r\n        color<\/span>:<\/span> '<\/span>#eee<\/span>'<\/span>,<\/span>\r\n        borderRadius<\/span>:<\/span> 4<\/span>,<\/span>\r\n        fontSize<\/span>:<\/span> 18<\/span>,<\/span>\r\n        WebkitAppearance<\/span>:<\/span> '<\/span>none<\/span>'<\/span>\r\n      }<\/span>}<\/span> onClick<\/span>=<\/span>{<\/span>()<\/span> =><\/span> submitTodo<\/span>(<\/span>list<\/span>,<\/span> todo<\/span>)<\/span>}<\/span>><\/span>add Todo<\/<\/span>button<\/span>><\/span>\r\n      <<\/span>ul<\/span> className<\/span>=<\/span>\"ListContainer\"<\/span>><\/span>{<\/span>\r\n        todoItems<\/span>.<\/span>map<\/span>(<\/span> item<\/span> =><\/span> (<\/span>\r\n          <<\/span>li<\/span> key<\/span>=<\/span>{<\/span>item<\/span>.<\/span>id<\/span>}<\/span> className<\/span>=<\/span>\"ListItem\"<\/span>><\/span>\r\n            <<\/span>span<\/span> className<\/span>=<\/span>\"title\"<\/span>><\/span>{<\/span>item<\/span>.<\/span>description<\/span>}<\/span><\/<\/span>span<\/span>><\/span>\r\n            <<\/span>span<\/span>><\/span>{<\/span>item<\/span>.<\/span>isDone<\/span>}<\/span><\/<\/span>span<\/span>><\/span>\r\n            <<\/span>input<\/span> type<\/span>=<\/span>\"button\"<\/span> value<\/span>=<\/span>\"delete\"<\/span> onClick<\/span>=<\/span>{<\/span>()<\/span> =><\/span> deleteItem<\/span>(<\/span>item<\/span>.<\/span>id<\/span>)<\/span>}<\/span> \/><\/span>\r\n          <\/<\/span>li<\/span>><\/span>\r\n        ))<\/span>\r\n      }<\/span><\/<\/span>ul<\/span>><\/span>\r\n    <\/<\/span>div<\/span>><\/span>\r\n  )<\/span>\r\n};<\/span>\r\n\r\nTodo<\/span>.<\/span>getInitialProps<\/span> =<\/span> async<\/span> (<\/span>props<\/span>)<\/span> =><\/span> {<\/span>\r\n\r\n  const<\/span> data<\/span> =<\/span> await<\/span> API<\/span>.<\/span>graphql<\/span>(<\/span>graphqlOperation<\/span>(<\/span>listTodos<\/span>));<\/span>\r\n\r\n  try<\/span> {<\/span>\r\n    const<\/span> client<\/span> =<\/span> API<\/span>.<\/span>graphql<\/span>(<\/span>graphqlOperation<\/span>(<\/span>onCreateTodo<\/span>));<\/span>\r\n    if<\/span> (<\/span>\"<\/span>subscribe<\/span>\"<\/span> in<\/span> client<\/span>)<\/span> {<\/span>\r\n      client<\/span>.<\/span>subscribe<\/span>({<\/span>\r\n        next<\/span>:<\/span> e<\/span> =><\/span> {<\/span>\r\n          console<\/span>.<\/span>log<\/span>(<\/span>e<\/span>);<\/span>\r\n        }<\/span>\r\n      });<\/span>\r\n    }<\/span>\r\n  }<\/span> catch<\/span> (<\/span>e<\/span>)<\/span> {<\/span>\r\n    console<\/span>.<\/span>error<\/span>(<\/span>e<\/span>);<\/span>\r\n  }<\/span>\r\n\r\n  return<\/span> {...<\/span>props<\/span>,<\/span> ...<\/span>data<\/span>};<\/span>\r\n};<\/span>\r\n\r\nexport<\/span> default<\/span> Todo<\/span>;<\/span>\r\n\r\n<\/code><\/pre>\n
\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8<\/div>\n
\u5728\u8be5\u72b6\u6001\u4e0b\uff0c\u4f7f\u7528npm run dev\u547d\u4ee4\u542f\u52a8\u670d\u52a1\u5668\uff0c\u5e76\u5c1d\u8bd5\u8bbf\u95ee\/todo\uff0c\u5982\u679c\u663e\u793a\u51faTodo\uff0c\u5219\u8868\u793a\u6210\u529f\u3002<\/p>\n
\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8<\/div>\n
\u603b\u7ed3\u548c\u611f\u60f3<\/h2>\n
\u975e\u5e38\u611f\u8c22\u60a8\u4ed4\u7ec6\u9605\u8bfb\u5230\u6700\u540e\u4e00\u53e5\u8bdd\u3002<\/p>\n
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