{"id":47693,"date":"2023-05-10T04:22:09","date_gmt":"2022-12-07T12:51:15","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8rails-react-graphql-apolloclient%e8%bf%9b%e8%a1%8c%e5%b1%8f%e5%b9%95%e6%98%be%e7%a4%ba%e7%9a%84%e5%ae%9e%e8%b7%b5%e6%8c%87%e5%8d%97%ef%bc%81\/"},"modified":"2024-04-30T03:26:09","modified_gmt":"2024-04-29T19:26:09","slug":"%e4%bd%bf%e7%94%a8rails-react-graphql-apolloclient%e8%bf%9b%e8%a1%8c%e5%b1%8f%e5%b9%95%e6%98%be%e7%a4%ba%e7%9a%84%e5%ae%9e%e8%b7%b5%e6%8c%87%e5%8d%97%ef%bc%81","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8rails-react-graphql-apolloclient%e8%bf%9b%e8%a1%8c%e5%b1%8f%e5%b9%95%e6%98%be%e7%a4%ba%e7%9a%84%e5%ae%9e%e8%b7%b5%e6%8c%87%e5%8d%97%ef%bc%81\/","title":{"rendered":"\u4f7f\u7528Rails + React + GraphQL + ApolloClient\u8fdb\u884c\u5c4f\u5e55\u663e\u793a\u7684\u5b9e\u8df5\u6307\u5357\uff01"},"content":{"rendered":"<h2>\u4e00\u5f00\u59cb<\/h2>\n<p>\u4f60\u597d\uff01\u521d\u6b21\u89c1\u9762\uff01\u6211\u662f\u8d1f\u8d23\u7b2c11\u5929\u65e5\u5386\u7684\u4f50\u4f50\u6728\u3002<\/p>\n<p>\u597d\u5427\uff0c\u9019\u6b21\u6211\u81ea\u5df1\u5b78\u4e86\u5f8c\u7aef\u4e4b\u5f8c\uff0c\u63a5\u4e0b\u4f86\u8a72\u600e\u9ebc\u8fa6\u5462\uff1f\u6211\u66fe\u7d93\u8003\u616e\u904e\u5982\u679c\u6211\u80fd\u5b78\u7fd2\u524d\u7aef\uff0c\u6703\u4e0d\u6703\u5f88\u9177\u5462\uff1f\u9019\u6a23\u7684\u601d\u8003\u662f\u5f88\u76f4\u63a5\u7684\uff0c\u6211\u4e00\u958b\u59cb\u5c31\u9019\u9ebc\u5b78\u7fd2\u3002\u7136\u800c\uff0c\u6211\u500b\u4eba\u9047\u5230\u4e86\u5f88\u591a\u56f0\u96e3\uff0c\u975e\u5e38\u8f9b\u82e6\u3002\u5e0c\u671b\u9019\u80fd\u5c0d\u4f60\u5011\u6709\u9ede\u53c3\u8003\u50f9\u503c\u3002<\/p>\n<p>\u6211\u5e0c\u671b\u5bf9\u4e8e\u90a3\u4e9b\u60f3\u8981\u5145\u5206\u5229\u7528Rails\u7684\u4eba\u6765\u8bf4\uff0c\u4ed6\u4eec\u80fd\u591f\u770b\u5230\u8fd9\u4e2a\u3002<\/p>\n<h3>\u5173\u4e8e\u4f7f\u7528\u7684\u4e1c\u897f\uff0c\u7b80\u800c\u8a00\u4e4b\u89e3\u91ca\u4e00\u4e0b\u3002<\/h3>\n<h4>Ruby on Rails &#8211; \u7ea2\u5b9d\u77f3\u8f68\u9053<\/h4>\n<p>\u4f17\u6240\u5468\u77e5\u7684Ruby on Rails\u662f\u4e00\u79cd\u5feb\u901f\u4e14\u53ef\u8fdb\u884c\u7f51\u9875\u5f00\u53d1\u7684\u4f18\u79c0\u9009\u62e9\u3002<\/p>\n<h3>\u53cd\u5e94<\/h3>\n<p>\u8fd9\u662f\u4e00\u4e2a\u73b0\u4ee3\u5316\u524d\u7aef\u6846\u67b6\u4e4b\u4e00\u3002<br \/>\nHooks\u975e\u5e38\u6709\u8da3!!<br \/>\nhttps:\/\/ja.reactjs.org\/<\/p>\n<h4>\u56fe\u5f62\u67e5\u8be2\u8bed\u8a00<\/h4>\n<p>\u7528GraphQL\u66ff\u4ee3RESTapi\u7684\u89c2\u5ff5\u3002\uff08\u5982\u679c\u6211\u7406\u89e3\u9519\u4e86\uff0c\u6211\u5f88\u62b1\u6b49\u3002\uff09<br \/>\n\u611f\u89c9GraphQL\u53ef\u4ee5\u66f4\u76f4\u89c2\u5730\u7f16\u5199\u4ee3\u7801\u3002<br \/>\nhttps:\/\/graphql.org\/<\/p>\n<h4>\u963f\u6ce2\u7f57\u5ba2\u6237\u7aef<\/h4>\n<p>\u8fd9\u4e2a\u662f\u8fde\u63a5React\u548cRails\u7684\u5de5\u5177\u3002<br \/>\nhttps:\/\/www.apollographql.com\/docs\/react\/api\/core\/ApolloClient\/<\/p>\n<h2>\u5df2\u5b8c\u6210\u7684\u6587\u4ef6 (y\u01d0 de<\/h2>\n<h2>\u5b9e\u65bd<\/h2>\n<h3>\u540e\u7aef\u5f00\u53d1\u90e8\u5206<\/h3>\n<h4>\u521b\u5efaRails\u5e94\u7528\u7a0b\u5e8f\u7684\u6a21\u677f<\/h4>\n<p>\u8ba9\u6211\u4eec\u7acb\u5373\u5728\u7ec8\u7aef\u4e0a\u8f93\u5165\u5e76\u521b\u5efa\u4e00\u4e2a\u6a21\u677f\u3002<br \/>\n\u203b\u8fd9\u6b21\u6211\u4eec\u5c06\u4f7f\u7528API\u6a21\u5f0f\u3002<\/p>\n<pre class=\"post-pre\"><code>$ rails new demo --api\r\n<\/code><\/pre>\n<h4>\u5efa\u7acb\u6a21\u578b<\/h4>\n<p>\u6211\u4eec\u7acb\u5373\u8f93\u5165cd demo\uff0c\u7136\u540e\u79fb\u52a8\u5230demo\u76ee\u5f55\u5427\uff01\u5728\u79fb\u52a8\u5230\u76ee\u5f55\u540e\uff0c\u6211\u4eec\u53ef\u4ee5\u7ee7\u7eed\u64cd\u4f5c\u3002<\/p>\n<pre class=\"post-pre\"><code>$ rails g model User name:string age:integer\r\n$ rails g model Book title:string body:text user:references\r\n$ rails db:migrate RAILS_ENV=development\r\n<\/code><\/pre>\n<p>\u8ba9\u6211\u4eec\u521b\u5efa\u5e76\u5e94\u7528User\u548cBook\u6a21\u578b\u3002\u5173\u4e8e\u53c2\u8003\u8d44\u6599\uff0c\u8fd9\u91cc\u53ef\u4ee5\u63d0\u4f9b\u4e00\u4e9b\u53c2\u8003\u4fe1\u606f\u3002<\/p>\n<h4>\u5173\u7cfb\u7684\u5b9a\u4e49<\/h4>\n<p>\u5982\u679c\u80fd\u591f\u521b\u5efa\u6a21\u578b\uff0c\u7531\u4e8eBook\u6a21\u578b\u5df2\u901a\u8fc7references\u81ea\u52a8\u5efa\u7acb\u4e86\u5173\u8054\uff0c\u56e0\u6b64\u6211\u4eec\u53ea\u9700\u8981\u8bbe\u7f6eUser\u6a21\u578b\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">class<\/span> <span class=\"nc\">User<\/span> <span class=\"o\">&lt;<\/span> <span class=\"no\">ApplicationRecord<\/span>\r\n  <span class=\"c1\"># \u4ee5\u4e0b\u3092\u8a18\u8ff0<\/span>\r\n  <span class=\"n\">has_many<\/span> <span class=\"ss\">:books<\/span>\r\n<span class=\"k\">end<\/span>\r\n<\/code><\/pre>\n<h4>\u5b89\u88c5\u5404\u79cd\u5b9d\u77f3<\/h4>\n<p>\u6211\u4eec\u5c06\u5206\u522b\u5b89\u88c5\u4ee5\u4e0bgem\uff1a<br \/>\ngraphql \u2192 \u5bf9\u4e8eGraphQL\u5f00\u53d1\u662f\u5fc5\u4e0d\u53ef\u5c11\u7684<br \/>\ngraphiql-rails \u2192 \u5141\u8bb8\u5728rails\u7684\u5f00\u53d1\u73af\u5883\u4e2d\u8fdb\u884cGraphQL\u7684\u64cd\u4f5c\u9a8c\u8bc1<br \/>\nfaker \u2192 \u81ea\u52a8\u521b\u5efa\u968f\u673a\u865a\u62df\u6570\u636e<\/p>\n<pre class=\"post-pre\"><code><span class=\"n\">group<\/span> <span class=\"ss\">:development<\/span> <span class=\"k\">do<\/span>\r\n  <span class=\"n\">gem<\/span> <span class=\"s1\">'listen'<\/span><span class=\"p\">,<\/span> <span class=\"s1\">'~&gt; 3.2'<\/span>\r\n  <span class=\"n\">gem<\/span> <span class=\"s1\">'spring'<\/span>\r\n  <span class=\"n\">gem<\/span> <span class=\"s1\">'spring-watcher-listen'<\/span><span class=\"p\">,<\/span> <span class=\"s1\">'~&gt; 2.0.0'<\/span>\r\n  <span class=\"c1\"># \u8ffd\u52a0<\/span>\r\n  <span class=\"n\">gem<\/span> <span class=\"s1\">'graphiql-rails'<\/span>\r\n  <span class=\"n\">gem<\/span> <span class=\"s1\">'faker'<\/span>\r\n<span class=\"k\">end<\/span>\r\n\r\n<span class=\"n\">gem<\/span> <span class=\"s1\">'tzinfo-data'<\/span><span class=\"p\">,<\/span> <span class=\"ss\">platforms: <\/span><span class=\"p\">[<\/span><span class=\"ss\">:mingw<\/span><span class=\"p\">,<\/span> <span class=\"ss\">:mswin<\/span><span class=\"p\">,<\/span> <span class=\"ss\">:x64_mingw<\/span><span class=\"p\">,<\/span> <span class=\"ss\">:jruby<\/span><span class=\"p\">]<\/span>\r\n<span class=\"c1\"># \u8ffd\u52a0<\/span>\r\n<span class=\"n\">gem<\/span> <span class=\"s1\">'graphql'<\/span>\r\n<\/code><\/pre>\n<p>\u5982\u679c\u80fd\u591f\u4ee5\u4e2d\u6587\u6765\u63cf\u8ff0\u7684\u8bdd<\/p>\n<pre class=\"post-pre\"><code>$ bundle install\r\n<\/code><\/pre>\n<p>\u8ba9\u6211\u4eec\u5148\u505a\u597d\u5427\uff01<\/p>\n<h4>GraphQL\u7684\u5b89\u88c5<\/h4>\n<p>\u70ba\u4e86\u4f7f\u7528\u984d\u5916\u6dfb\u52a0\u7684GraphQL\uff0c\u53ea\u9700\u8981\u4f50\u4f2f\u4e00\u500b\u9078\u64c7\u3002<\/p>\n<pre class=\"post-pre\"><code>$ rails g graphql:install\r\n<\/code><\/pre>\n<p>\u5728\u5e94\u7528\u7a0b\u5e8f\u6587\u4ef6\u7684\u6839\u76ee\u5f55\u4e0b\u6dfb\u52a0\u4e0eGraphQL\u76f8\u5173\u7684\u5185\u5bb9<\/p>\n<pre class=\"post-pre\"><code><span class=\"no\">Rails<\/span><span class=\"p\">.<\/span><span class=\"nf\">application<\/span><span class=\"p\">.<\/span><span class=\"nf\">routes<\/span><span class=\"p\">.<\/span><span class=\"nf\">draw<\/span> <span class=\"k\">do<\/span>\r\n  <span class=\"c1\"># \u4ee5\u4e0b\u306e\u90e8\u5206\u304c\u81ea\u52d5\u3067\u8ffd\u52a0\u3055\u308c\u3066\u3044\u308b<\/span>\r\n  <span class=\"n\">post<\/span> <span class=\"s2\">\"\/graphql\"<\/span><span class=\"p\">,<\/span> <span class=\"ss\">to: <\/span><span class=\"s2\">\"graphql#execute\"<\/span>\r\n<span class=\"k\">end<\/span>\r\n<\/code><\/pre>\n<p>\u4ee5\u4e0b\u662f\u4e00\u79cd\u53ef\u4ee5\u5728\u7ec8\u7aef\u4e0a\u5904\u7406\u4ee5\u4e0b\u547d\u4ee4\u7684\u65b9\u6cd5\u3002<\/p>\n<pre class=\"post-pre\"><code>Graphql:\r\n  graphql:enum\r\n  graphql:install\r\n  graphql:interface\r\n  graphql:loader\r\n  graphql:mutation\r\n  graphql:object\r\n  graphql:scalar\r\n  graphql:union\r\n<\/code><\/pre>\n<h4>\u521b\u5efa\u865a\u62df\u6570\u636e<\/h4>\n<p>\u5229\u7528\u5148\u521a\u624d\u5b89\u88c5\u7684faker<\/p>\n<pre class=\"post-pre\"><code><span class=\"mi\">10<\/span><span class=\"p\">.<\/span><span class=\"nf\">times<\/span> <span class=\"k\">do<\/span>\r\n  <span class=\"n\">user<\/span> <span class=\"o\">=<\/span> <span class=\"no\">User<\/span><span class=\"p\">.<\/span><span class=\"nf\">create!<\/span><span class=\"p\">(<\/span><span class=\"ss\">name: <\/span><span class=\"no\">Faker<\/span><span class=\"o\">::<\/span><span class=\"no\">Name<\/span><span class=\"p\">.<\/span><span class=\"nf\">name<\/span><span class=\"p\">,<\/span> <span class=\"ss\">age: <\/span><span class=\"nb\">rand<\/span><span class=\"p\">(<\/span><span class=\"mi\">1<\/span><span class=\"o\">..<\/span><span class=\"mi\">100<\/span><span class=\"p\">))<\/span>\r\n  <span class=\"mi\">10<\/span><span class=\"p\">.<\/span><span class=\"nf\">times<\/span> <span class=\"k\">do<\/span>\r\n    <span class=\"n\">user<\/span><span class=\"p\">.<\/span><span class=\"nf\">books<\/span><span class=\"p\">.<\/span><span class=\"nf\">create!<\/span><span class=\"p\">(<\/span><span class=\"ss\">title: <\/span><span class=\"no\">Faker<\/span><span class=\"o\">::<\/span><span class=\"no\">Lorem<\/span><span class=\"o\">::<\/span><span class=\"n\">sentence<\/span><span class=\"p\">(<\/span><span class=\"ss\">word_count: <\/span><span class=\"mi\">5<\/span><span class=\"p\">),<\/span>\r\n                       <span class=\"ss\">body: <\/span><span class=\"no\">Faker<\/span><span class=\"o\">::<\/span><span class=\"no\">Lorem<\/span><span class=\"o\">::<\/span><span class=\"n\">paragraph<\/span><span class=\"p\">(<\/span><span class=\"ss\">sentence_count: <\/span><span class=\"mi\">4<\/span><span class=\"p\">))<\/span>\r\n  <span class=\"k\">end<\/span>\r\n<span class=\"k\">end<\/span>\r\n<\/code><\/pre>\n<p>\u4f5c\u4e3a<\/p>\n<pre class=\"post-pre\"><code><span class=\"gp\">$<\/span> rails db:seed\r\n<span class=\"gp\">$<\/span> rails c <span class=\"c\"># \u30b3\u30f3\u30bd\u30fc\u30eb\u753b\u9762\u3078<\/span>\r\n<span class=\"gp\">irb(main):001:0&gt;<\/span> User.all\r\n<span class=\"go\">   10\u500b\u306eUser\u60c5\u5831\u306e\u8868\u793a\r\n<\/span><span class=\"gp\">irb(main):002:0&gt;<\/span> Book.all\r\n<span class=\"go\">   10\u500b\u306eBook\u60c5\u5831\u306e\u8868\u793a\r\n<\/span><span class=\"gp\">irb(main):003:0&gt;<\/span> <span class=\"nb\">exit<\/span>\r\n<\/code><\/pre>\n<p>\u5982\u679c\u53ef\u4ee5\u8fdb\u884c\u786e\u8ba4\uff0c\u5c31\u80fd\u77e5\u9053\u6570\u636e\u662f\u5426\u6b63\u786e\u8f93\u5165\uff01<\/p>\n<h4>\u521b\u5efaGraphQL\u5bf9\u8c61<\/h4>\n<p>\u6211\u5011\u9996\u5148\u5728\u7d42\u7aef\u4e2d\u5275\u5efa\u4e00\u500b GraphQL \u7269\u4ef6\u3002<\/p>\n<pre class=\"post-pre\"><code>$ rails g graphql:object user\r\n$ rails g graphql:object book\r\n<\/code><\/pre>\n<p>\u6211\u60f3\u4f60\u53ef\u4ee5\u901a\u8fc7\u8fd9\u6837\u63cf\u8ff0\uff0capp\/graphql\/types\u76f4\u63a5\u4e0b\u4f1a\u751f\u6210\u4e00\u4e2a\u5bf9\u8c61\u540d\u4e3a\uff08\u5bf9\u8c61\u540d\uff09_type.rb\u7684\u6587\u4ef6\u3002<\/p>\n<h4>\u786e\u8ba4\u548c\u6dfb\u52a0\u7c7b\u578b\u6587\u4ef6<\/h4>\n<p>\u8fd9\u91cc\u7684\u7c7b\u578b\u5b9a\u4e49\u4e0e\u8fc1\u79fb\u6587\u4ef6\u7684\u63cf\u8ff0\u65b9\u6cd5\u6709\u4e9b\u76f8\u4f3c\u3002\u8ba9\u6211\u4eec\u8fdb\u884c\u786e\u8ba4\u548c\u8ffd\u52a0\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">module<\/span> <span class=\"nn\">Types<\/span>\r\n  <span class=\"k\">class<\/span> <span class=\"nc\">UserType<\/span> <span class=\"o\">&lt;<\/span> <span class=\"no\">Types<\/span><span class=\"o\">::<\/span><span class=\"no\">BaseObject<\/span>\r\n    <span class=\"n\">field<\/span> <span class=\"ss\">:id<\/span><span class=\"p\">,<\/span> <span class=\"no\">ID<\/span><span class=\"p\">,<\/span> <span class=\"ss\">null: <\/span><span class=\"kp\">false<\/span>\r\n    <span class=\"n\">field<\/span> <span class=\"ss\">:name<\/span><span class=\"p\">,<\/span> <span class=\"no\">String<\/span><span class=\"p\">,<\/span> <span class=\"ss\">null: <\/span><span class=\"kp\">true<\/span>\r\n    <span class=\"n\">field<\/span> <span class=\"ss\">:age<\/span><span class=\"p\">,<\/span> <span class=\"no\">Integer<\/span><span class=\"p\">,<\/span> <span class=\"ss\">null: <\/span><span class=\"kp\">true<\/span>\r\n    <span class=\"n\">field<\/span> <span class=\"ss\">:created_at<\/span><span class=\"p\">,<\/span> <span class=\"no\">GraphQL<\/span><span class=\"o\">::<\/span><span class=\"no\">Types<\/span><span class=\"o\">::<\/span><span class=\"no\">ISO8601DateTime<\/span><span class=\"p\">,<\/span> <span class=\"ss\">null: <\/span><span class=\"kp\">false<\/span>\r\n    <span class=\"n\">field<\/span> <span class=\"ss\">:updated_at<\/span><span class=\"p\">,<\/span> <span class=\"no\">GraphQL<\/span><span class=\"o\">::<\/span><span class=\"no\">Types<\/span><span class=\"o\">::<\/span><span class=\"no\">ISO8601DateTime<\/span><span class=\"p\">,<\/span> <span class=\"ss\">null: <\/span><span class=\"kp\">false<\/span>\r\n\r\n    <span class=\"c1\"># \u3053\u3053\u304b\u3089\u8a18\u8ff0<\/span>\r\n    <span class=\"n\">field<\/span> <span class=\"ss\">:books<\/span><span class=\"p\">,<\/span> <span class=\"p\">[<\/span><span class=\"no\">Types<\/span><span class=\"o\">::<\/span><span class=\"no\">BookType<\/span><span class=\"p\">],<\/span> <span class=\"ss\">null: <\/span><span class=\"kp\">false<\/span>\r\n    <span class=\"n\">field<\/span> <span class=\"ss\">:books_object_count<\/span><span class=\"p\">,<\/span> <span class=\"no\">Integer<\/span><span class=\"p\">,<\/span> <span class=\"ss\">null: <\/span><span class=\"kp\">false<\/span>\r\n\r\n    <span class=\"c1\"># \u30e6\u30fc\u30b6\u30fc\u306b\u7d10\u3065\u3051\u3089\u308c\u305fBook\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u6570\u3092\u6570\u3048\u308b<\/span>\r\n    <span class=\"k\">def<\/span> <span class=\"nf\">books_object_count<\/span>\r\n      <span class=\"n\">object<\/span><span class=\"p\">.<\/span><span class=\"nf\">books<\/span><span class=\"p\">.<\/span><span class=\"nf\">count<\/span>\r\n    <span class=\"k\">end<\/span>\r\n  <span class=\"k\">end<\/span>\r\n<span class=\"k\">end<\/span>\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"k\">module<\/span> <span class=\"nn\">Types<\/span>\r\n  <span class=\"k\">class<\/span> <span class=\"nc\">BookType<\/span> <span class=\"o\">&lt;<\/span> <span class=\"no\">Types<\/span><span class=\"o\">::<\/span><span class=\"no\">BaseObject<\/span>\r\n    <span class=\"n\">field<\/span> <span class=\"ss\">:id<\/span><span class=\"p\">,<\/span> <span class=\"no\">ID<\/span><span class=\"p\">,<\/span> <span class=\"ss\">null: <\/span><span class=\"kp\">false<\/span>\r\n    <span class=\"n\">field<\/span> <span class=\"ss\">:title<\/span><span class=\"p\">,<\/span> <span class=\"no\">String<\/span><span class=\"p\">,<\/span> <span class=\"ss\">null: <\/span><span class=\"kp\">true<\/span>\r\n    <span class=\"n\">field<\/span> <span class=\"ss\">:body<\/span><span class=\"p\">,<\/span> <span class=\"no\">String<\/span><span class=\"p\">,<\/span> <span class=\"ss\">null: <\/span><span class=\"kp\">true<\/span>\r\n    <span class=\"n\">field<\/span> <span class=\"ss\">:user_id<\/span><span class=\"p\">,<\/span> <span class=\"no\">Integer<\/span><span class=\"p\">,<\/span> <span class=\"ss\">null: <\/span><span class=\"kp\">false<\/span>\r\n    <span class=\"n\">field<\/span> <span class=\"ss\">:created_at<\/span><span class=\"p\">,<\/span> <span class=\"no\">GraphQL<\/span><span class=\"o\">::<\/span><span class=\"no\">Types<\/span><span class=\"o\">::<\/span><span class=\"no\">ISO8601DateTime<\/span><span class=\"p\">,<\/span> <span class=\"ss\">null: <\/span><span class=\"kp\">false<\/span>\r\n    <span class=\"n\">field<\/span> <span class=\"ss\">:updated_at<\/span><span class=\"p\">,<\/span> <span class=\"no\">GraphQL<\/span><span class=\"o\">::<\/span><span class=\"no\">Types<\/span><span class=\"o\">::<\/span><span class=\"no\">ISO8601DateTime<\/span><span class=\"p\">,<\/span> <span class=\"ss\">null: <\/span><span class=\"kp\">false<\/span>\r\n  <span class=\"k\">end<\/span>\r\n<span class=\"k\">end<\/span>\r\n<\/code><\/pre>\n<h4>\u67e5\u8be2\u7684\u5b9a\u4e49<\/h4>\n<p>\u6211\u8ba4\u4e3a\u7b80\u5355\u5730\u89e3\u91ca\u67e5\u8be2\u5c31\u662f\u83b7\u53d6\u6570\u636e\u7684\u64cd\u4f5c\uff0c\u8fd9\u4e2a\u7406\u89e3\u662f\u6b63\u786e\u7684\u3002<br \/>\n\u203b \u4f5c\u4e3a\u8865\u5145\u8bf4\u660e\uff0c\u56e0\u4e3a\u8fd9\u91cc\u53ea\u83b7\u53d6\u4e00\u4e2a\u6570\u636e\uff0c\u6240\u4ee5\u4e0d\u9700\u8981\u7528\u6570\u7ec4\u62ec\u8d77\u6765\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">module<\/span> <span class=\"nn\">Types<\/span>\r\n  <span class=\"k\">class<\/span> <span class=\"nc\">QueryType<\/span> <span class=\"o\">&lt;<\/span> <span class=\"no\">Types<\/span><span class=\"o\">::<\/span><span class=\"no\">BaseObject<\/span>\r\n    <span class=\"c1\"># \u5168\u3066\u306e\u30c7\u30fc\u30bf\u306e\u53d6\u5f97<\/span>\r\n    <span class=\"n\">field<\/span> <span class=\"ss\">:users<\/span><span class=\"p\">,<\/span> <span class=\"p\">[<\/span><span class=\"no\">Types<\/span><span class=\"o\">::<\/span><span class=\"no\">UserType<\/span><span class=\"p\">],<\/span> <span class=\"ss\">null: <\/span><span class=\"kp\">false<\/span>\r\n    <span class=\"k\">def<\/span> <span class=\"nf\">users<\/span>\r\n      <span class=\"no\">User<\/span><span class=\"p\">.<\/span><span class=\"nf\">all<\/span>\r\n    <span class=\"k\">end<\/span>\r\n\r\n    <span class=\"c1\"># \u5f15\u6570\u306e\u756a\u53f7\u306e\u30c7\u30fc\u30bf\u3092\u53d6\u5f97<\/span>\r\n    <span class=\"n\">field<\/span> <span class=\"ss\">:user<\/span><span class=\"p\">,<\/span> <span class=\"no\">Types<\/span><span class=\"o\">::<\/span><span class=\"no\">UserType<\/span><span class=\"p\">,<\/span> <span class=\"ss\">null: <\/span><span class=\"kp\">false<\/span> <span class=\"k\">do<\/span>\r\n      <span class=\"n\">argument<\/span> <span class=\"ss\">:id<\/span><span class=\"p\">,<\/span> <span class=\"no\">ID<\/span><span class=\"p\">,<\/span> <span class=\"ss\">required: <\/span><span class=\"kp\">true<\/span>\r\n    <span class=\"k\">end<\/span>\r\n    <span class=\"k\">def<\/span> <span class=\"nf\">user<\/span><span class=\"p\">(<\/span><span class=\"nb\">id<\/span><span class=\"p\">:)<\/span>\r\n      <span class=\"no\">User<\/span><span class=\"p\">.<\/span><span class=\"nf\">find<\/span><span class=\"p\">(<\/span><span class=\"nb\">id<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"k\">end<\/span>\r\n  <span class=\"k\">end<\/span>\r\n<span class=\"k\">end<\/span>\r\n<\/code><\/pre>\n<h4>\u4f7f\u5f97\u5728Rails\u4e2d\u80fd\u591f\u67e5\u770bGraphql\u3002<\/h4>\n<p>\u5982\u679c\u4f60\u5230\u4e86\u8fd9\u4e00\u6b65\uff0c\u90a3\u5c31\u5b9e\u9645\u786e\u8ba4\u4e00\u4e0b\u5427\u3002\u8bd5\u7740\u5b9e\u9645\u8bbf\u95ee\u201c\u5b9e\u9645\u201d\u5e76\u6253\u5f00GraphQL\u7684\u754c\u9762\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"no\">Rails<\/span><span class=\"p\">.<\/span><span class=\"nf\">application<\/span><span class=\"p\">.<\/span><span class=\"nf\">routes<\/span><span class=\"p\">.<\/span><span class=\"nf\">draw<\/span> <span class=\"k\">do<\/span>\r\n  <span class=\"c1\"># \u3053\u3053\u306e\u90e8\u5206\u3092\u8a18\u8ff0<\/span>\r\n  <span class=\"k\">if<\/span> <span class=\"no\">Rails<\/span><span class=\"p\">.<\/span><span class=\"nf\">env<\/span><span class=\"p\">.<\/span><span class=\"nf\">development?<\/span>\r\n    <span class=\"n\">mount<\/span> <span class=\"no\">GraphiQL<\/span><span class=\"o\">::<\/span><span class=\"no\">Rails<\/span><span class=\"o\">::<\/span><span class=\"no\">Engine<\/span><span class=\"p\">,<\/span> <span class=\"ss\">at: <\/span><span class=\"s1\">'\/graphiql'<\/span><span class=\"p\">,<\/span> <span class=\"ss\">graphql_path: <\/span><span class=\"s2\">\"graphql#execute\"<\/span>\r\n  <span class=\"k\">end<\/span>\r\n\r\n  <span class=\"c1\"># \u4ee5\u4e0b\u306e\u90e8\u5206\u304c\u81ea\u52d5\u3067\u8ffd\u52a0\u3055\u308c\u3066\u3044\u308b<\/span>\r\n  <span class=\"n\">post<\/span> <span class=\"s2\">\"\/graphql\"<\/span><span class=\"p\">,<\/span> <span class=\"ss\">to: <\/span><span class=\"s2\">\"graphql#execute\"<\/span>\r\n<span class=\"k\">end<\/span>\r\n<\/code><\/pre>\n<p>\u63cf\u8ff0<\/p>\n<pre class=\"post-pre\"><code><span class=\"nb\">require_relative<\/span> <span class=\"s1\">'boot'<\/span>\r\n\r\n<span class=\"nb\">require<\/span> <span class=\"s2\">\"rails\"<\/span>\r\n<span class=\"c1\"># Pick the frameworks you want:<\/span>\r\n<span class=\"nb\">require<\/span> <span class=\"s2\">\"active_model\/railtie\"<\/span>\r\n<span class=\"nb\">require<\/span> <span class=\"s2\">\"active_job\/railtie\"<\/span>\r\n<span class=\"nb\">require<\/span> <span class=\"s2\">\"active_record\/railtie\"<\/span>\r\n<span class=\"nb\">require<\/span> <span class=\"s2\">\"active_storage\/engine\"<\/span>\r\n<span class=\"nb\">require<\/span> <span class=\"s2\">\"action_controller\/railtie\"<\/span>\r\n<span class=\"nb\">require<\/span> <span class=\"s2\">\"action_mailer\/railtie\"<\/span>\r\n<span class=\"nb\">require<\/span> <span class=\"s2\">\"action_mailbox\/engine\"<\/span>\r\n<span class=\"nb\">require<\/span> <span class=\"s2\">\"action_text\/engine\"<\/span>\r\n<span class=\"nb\">require<\/span> <span class=\"s2\">\"action_view\/railtie\"<\/span>\r\n<span class=\"nb\">require<\/span> <span class=\"s2\">\"action_cable\/engine\"<\/span>\r\n<span class=\"nb\">require<\/span> <span class=\"s2\">\"sprockets\/railtie\"<\/span> <span class=\"c1\"># \u3053\u3053\u306e\u90e8\u5206\u306e\u30b3\u30e1\u30f3\u30c8\u30a2\u30a6\u30c8\u3092\u53d6\u308b<\/span>\r\n<span class=\"nb\">require<\/span> <span class=\"s2\">\"rails\/test_unit\/railtie\"<\/span>\r\n<\/code><\/pre>\n<p>\u53e6\u5916\uff0c\u5728app\u6587\u4ef6\u5939\u7684\u6839\u76ee\u5f55\u4e0b\u521b\u5efaassets\/config\/manifest.js\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"c1\">\/\/= link graphiql\/rails\/application.css<\/span>\r\n<span class=\"c1\">\/\/= link graphiql\/rails\/application.js<\/span>\r\n<\/code><\/pre>\n<p>\u5728\u958b\u767c\u74b0\u5883\u4e2d\uff0c\u53ea\u6709\u900f\u904e\u8a72\u8a2d\u5b9a\u624d\u80fd\u9032\u884c\u8a2a\u554f\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d8090913a08637a6aa69d\/65-0.png\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2020-12-03 8.39.51.png\" \/><\/div>\n<h4>\u6211\u8981\u67e5\u770b\u6570\u636e\u3002<\/h4>\n<p>\u5982\u679c\u80fd\u505a\u5230\u8fd9\u4e00\u6b65\uff0c\u6211\u4eec\u6765\u5b9e\u9645\u786e\u8ba4\u4e00\u4e0b\u6570\u636e\u5427\uff01<\/p>\n<h5>\u6240\u6709\u7684\u6570\u636e<\/h5>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d8090913a08637a6aa69d\/69-0.png\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2020-12-03 11.28.05.png\" \/><\/div>\n<h5>\u6307\u5b9a\u7684\u6570\u636e<\/h5>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d8090913a08637a6aa69d\/71-0.png\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2020-12-03 11.30.02.png\" \/><\/div>\n<h3>\u524d\u7aef\u7f16\u7a0b<\/h3>\n<h4>\u521b\u5efa\u524d\u7aef\u6a21\u677f<\/h4>\n<p>\u8ba9\u6211\u4eec\u5f00\u59cb\u521b\u5efaReact\u7684\u6a21\u677f\u5427\u3002<br \/>\n\u8fd9\u6b21\u6211\u4eec\u5c06\u4f7f\u7528create-react-app\u6765\u5feb\u901f\u521b\u5efaReact\u5e94\u7528\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"gp\">$<\/span> yarn global add create-react-app <span class=\"c\">#create-react-app\u30b3\u30de\u30f3\u30c9\u3092\u30b0\u30ed\u30fc\u30d0\u30eb\u3067\u4f7f\u7528\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b<\/span>\r\n<span class=\"gp\">$<\/span> create-react-app front-demo <span class=\"c\">#\u96db\u5f62\u3092\u4f5c\u6210<\/span>\r\n<\/code><\/pre>\n<h4>CORS\u7684\u914d\u7f6e<\/h4>\n<p>CORS\u5728\u670d\u52a1\u5668\u8fc7\u6ee4CRUD\u8bf7\u6c42\u7684\u64cd\u4f5c\u88ab\u79f0\u4e3a\u8ba4\u8bc1\uff01<br \/>\n\u8bf7\u53c2\u8003\u6b64\u7f51\u7ad9\u3002<br \/>\n\u7531\u4e8e\u9ed8\u8ba4\u5904\u4e8e\u6ce8\u91ca\u72b6\u6001\uff0c\u56e0\u6b64\u8bf7\u8fdb\u884c\u6ce8\u91ca\u5904\u7406\uff01<\/p>\n<pre class=\"post-pre\"><code><span class=\"c1\"># Use Rack CORS for handling Cross-Origin Resource Sharing (CORS), making cross-origin AJAX possible<\/span>\r\n<span class=\"n\">gem<\/span> <span class=\"s1\">'rack-cors'<\/span> <span class=\"c1\">#\u30b3\u30e1\u30f3\u30c8\u30a2\u30a6\u30c8<\/span>\r\n<\/code><\/pre>\n<p>\u5728\u8fdb\u884cbundle install\u4e4b\u540e\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"c1\"># Be sure to restart your server when you modify this file.<\/span>\r\n\r\n<span class=\"c1\"># Avoid CORS issues when API is called from the frontend app.<\/span>\r\n<span class=\"c1\"># Handle Cross-Origin Resource Sharing (CORS) in order to accept cross-origin AJAX requests.<\/span>\r\n\r\n<span class=\"c1\"># Read more: https:\/\/github.com\/cyu\/rack-cors<\/span>\r\n\r\n<span class=\"no\">Rails<\/span><span class=\"p\">.<\/span><span class=\"nf\">application<\/span><span class=\"p\">.<\/span><span class=\"nf\">config<\/span><span class=\"p\">.<\/span><span class=\"nf\">middleware<\/span><span class=\"p\">.<\/span><span class=\"nf\">insert_before<\/span> <span class=\"mi\">0<\/span><span class=\"p\">,<\/span> <span class=\"no\">Rack<\/span><span class=\"o\">::<\/span><span class=\"no\">Cors<\/span> <span class=\"k\">do<\/span>\r\n  <span class=\"n\">allow<\/span> <span class=\"k\">do<\/span>\r\n    <span class=\"n\">origins<\/span> <span class=\"s1\">'*'<\/span>\r\n\r\n    <span class=\"n\">resource<\/span> <span class=\"s1\">'*'<\/span><span class=\"p\">,<\/span>\r\n      <span class=\"ss\">headers: :any<\/span><span class=\"p\">,<\/span>\r\n      <span class=\"ss\">methods: <\/span><span class=\"p\">[<\/span><span class=\"ss\">:get<\/span><span class=\"p\">,<\/span> <span class=\"ss\">:post<\/span><span class=\"p\">,<\/span> <span class=\"ss\">:put<\/span><span class=\"p\">,<\/span> <span class=\"ss\">:patch<\/span><span class=\"p\">,<\/span> <span class=\"ss\">:delete<\/span><span class=\"p\">,<\/span> <span class=\"ss\">:options<\/span><span class=\"p\">,<\/span> <span class=\"ss\">:head<\/span><span class=\"p\">]<\/span>\r\n  <span class=\"k\">end<\/span>\r\n<span class=\"k\">end<\/span>\r\n<\/code><\/pre>\n<p>\u5c31\u8fd9\u6837\u5427\u3002<\/p>\n<h5>\u5728\u5c4f\u5e55\u4e0a\u663e\u793a<\/h5>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d8090913a08637a6aa69d\/83-0.png\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2020-12-10 17.28.47.png\" \/><\/div>\n<p>\u7528\u4e8e\u6bcf\u4e2a\u9879\u76ee\u4e2d\uff0c\u8bf7\u5b89\u88c5\u4e0a\u8ff0\u6240\u63d0\u5230\u7684\u8f6f\u4ef6\u3002<br \/>\n\u540c\u65f6\u8bf7\u6ce8\u610f\u4fdd\u7559\u9ed8\u8ba4\u521b\u5efa\u7684App.js\u6587\u4ef6\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">import<\/span> <span class=\"nx\">React<\/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=\"nx\">ApolloClient<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">apollo-boost<\/span><span class=\"dl\">'<\/span>\r\n<span class=\"k\">import<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">ApolloProvider<\/span> <span class=\"p\">}<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">\"<\/span><span class=\"s2\">@apollo\/react-hooks<\/span><span class=\"dl\">\"<\/span>\r\n<span class=\"k\">import<\/span> <span class=\"nx\">Demo<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">\"<\/span><span class=\"s2\">.\/Demo<\/span><span class=\"dl\">\"<\/span><span class=\"p\">;<\/span>\r\n<span class=\"kd\">const<\/span> <span class=\"nx\">client<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nx\">ApolloClient<\/span><span class=\"p\">({<\/span>\r\n  <span class=\"na\">uri<\/span><span class=\"p\">:<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">http:\/\/localhost:3000\/graphql<\/span><span class=\"dl\">'<\/span>\r\n<span class=\"p\">})<\/span>\r\n\r\n<span class=\"kd\">const<\/span> <span class=\"nx\">App<\/span> <span class=\"o\">=<\/span> <span class=\"p\">()<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"k\">return<\/span> <span class=\"p\">(<\/span>\r\n        <span class=\"p\">&lt;<\/span><span class=\"nc\">ApolloProvider<\/span> <span class=\"na\">client<\/span><span class=\"p\">=<\/span><span class=\"si\">{<\/span><span class=\"nx\">client<\/span><span class=\"si\">}<\/span> <span class=\"p\">&gt;<\/span>\r\n            <span class=\"p\">&lt;<\/span><span class=\"nt\">div<\/span> <span class=\"na\">className<\/span><span class=\"p\">=<\/span><span class=\"s\">\"App\"<\/span><span class=\"p\">&gt;<\/span>\r\n                <span class=\"p\">&lt;<\/span><span class=\"nc\">Demo<\/span><span class=\"p\">\/&gt;<\/span>\r\n            <span class=\"p\">&lt;\/<\/span><span class=\"nt\">div<\/span><span class=\"p\">&gt;<\/span>\r\n        <span class=\"p\">&lt;\/<\/span><span class=\"nc\">ApolloProvider<\/span><span class=\"p\">&gt;<\/span>\r\n    <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=\"nx\">App<\/span><span class=\"p\">;<\/span>\r\n<\/code><\/pre>\n<p>\u8bf7\u521b\u5efa\u4e00\u4e2a\u540d\u4e3aDemo.js\u7684\u6587\u4ef6\uff0c\u653e\u5728src\u6587\u4ef6\u5939\u4e2d\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">import<\/span> <span class=\"nx\">React<\/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=\"p\">{<\/span><span class=\"nx\">useQuery<\/span><span class=\"p\">}<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">@apollo\/react-hooks<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n<span class=\"k\">import<\/span> <span class=\"nx\">gql<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">graphql-tag<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n\r\n<span class=\"kd\">const<\/span> <span class=\"nx\">GET_USERS<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">gql<\/span><span class=\"s2\">`\r\n    {\r\n        users{\r\n            id\r\n            name\r\n            age\r\n            books{\r\n                id\r\n                title\r\n                body\r\n            }\r\n        }\r\n    }\r\n`<\/span><span class=\"p\">;<\/span>\r\n\r\n<span class=\"kd\">const<\/span> <span class=\"nx\">Demo<\/span> <span class=\"o\">=<\/span> <span class=\"p\">()<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"kd\">const<\/span> <span class=\"p\">{<\/span><span class=\"nx\">loading<\/span><span class=\"p\">,<\/span> <span class=\"nx\">error<\/span><span class=\"p\">,<\/span> <span class=\"nx\">data<\/span><span class=\"p\">}<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">useQuery<\/span><span class=\"p\">(<\/span><span class=\"nx\">GET_USERS<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"kd\">const<\/span> <span class=\"nx\">style<\/span> <span class=\"o\">=<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"na\">color<\/span><span class=\"p\">:<\/span> <span class=\"dl\">\"<\/span><span class=\"s2\">red<\/span><span class=\"dl\">\"<\/span>\r\n    <span class=\"p\">};<\/span>\r\n\r\n    <span class=\"k\">if<\/span> <span class=\"p\">(<\/span><span class=\"nx\">loading<\/span><span class=\"p\">)<\/span> <span class=\"k\">return<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">\u30ed\u30fc\u30c9\u4e2d....<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n    <span class=\"k\">if<\/span> <span class=\"p\">(<\/span><span class=\"nx\">error<\/span><span class=\"p\">)<\/span> <span class=\"k\">return<\/span> <span class=\"s2\">`Error <\/span><span class=\"p\">${<\/span><span class=\"nx\">error<\/span><span class=\"p\">.<\/span><span class=\"nx\">message<\/span><span class=\"p\">}<\/span><span class=\"s2\">`<\/span><span class=\"p\">;<\/span>\r\n    <span class=\"k\">return<\/span> <span class=\"p\">(<\/span>\r\n        <span class=\"p\">&lt;<\/span><span class=\"nc\">React<\/span><span class=\"p\">.<\/span><span class=\"nc\">Fragment<\/span><span class=\"p\">&gt;<\/span>\r\n            <span class=\"si\">{<\/span><span class=\"nx\">data<\/span><span class=\"p\">.<\/span><span class=\"nx\">users<\/span><span class=\"p\">.<\/span><span class=\"nx\">map<\/span><span class=\"p\">(<\/span><span class=\"nx\">user<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"p\">(<\/span>\r\n                <span class=\"p\">&lt;<\/span><span class=\"nt\">div<\/span> <span class=\"na\">key<\/span><span class=\"p\">=<\/span><span class=\"si\">{<\/span><span class=\"nx\">user<\/span><span class=\"p\">.<\/span><span class=\"nx\">id<\/span><span class=\"si\">}<\/span><span class=\"p\">&gt;<\/span>\r\n                    <span class=\"p\">&lt;<\/span><span class=\"nt\">h1<\/span><span class=\"p\">&gt;<\/span><span class=\"si\">{<\/span><span class=\"nx\">user<\/span><span class=\"p\">.<\/span><span class=\"nx\">name<\/span><span class=\"si\">}<\/span><span class=\"p\">&lt;\/<\/span><span class=\"nt\">h1<\/span><span class=\"p\">&gt;<\/span>\r\n                    <span class=\"p\">&lt;<\/span><span class=\"nt\">h2<\/span><span class=\"p\">&gt;<\/span><span class=\"si\">{<\/span><span class=\"nx\">user<\/span><span class=\"p\">.<\/span><span class=\"nx\">age<\/span><span class=\"si\">}<\/span><span class=\"p\">&lt;\/<\/span><span class=\"nt\">h2<\/span><span class=\"p\">&gt;<\/span>\r\n                    <span class=\"si\">{<\/span><span class=\"nx\">user<\/span><span class=\"p\">.<\/span><span class=\"nx\">books<\/span><span class=\"p\">.<\/span><span class=\"nx\">map<\/span><span class=\"p\">(<\/span><span class=\"nx\">book<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"p\">(<\/span>\r\n                        <span class=\"p\">&lt;<\/span><span class=\"nt\">div<\/span> <span class=\"na\">key<\/span><span class=\"p\">=<\/span><span class=\"si\">{<\/span><span class=\"nx\">book<\/span><span class=\"p\">.<\/span><span class=\"nx\">id<\/span><span class=\"si\">}<\/span><span class=\"p\">&gt;<\/span>\r\n                            <span class=\"p\">&lt;<\/span><span class=\"nt\">h1<\/span><span class=\"p\">&gt;<\/span><span class=\"si\">{<\/span><span class=\"nx\">book<\/span><span class=\"p\">.<\/span><span class=\"nx\">title<\/span><span class=\"si\">}<\/span><span class=\"p\">&lt;\/<\/span><span class=\"nt\">h1<\/span><span class=\"p\">&gt;<\/span>\r\n                            <span class=\"p\">&lt;<\/span><span class=\"nt\">h2<\/span><span class=\"p\">&gt;<\/span><span class=\"si\">{<\/span><span class=\"nx\">book<\/span><span class=\"p\">.<\/span><span class=\"nx\">body<\/span><span class=\"si\">}<\/span><span class=\"p\">&lt;\/<\/span><span class=\"nt\">h2<\/span><span class=\"p\">&gt;<\/span>\r\n                        <span class=\"p\">&lt;\/<\/span><span class=\"nt\">div<\/span><span class=\"p\">&gt;<\/span>\r\n                    <span class=\"p\">))<\/span><span class=\"si\">}<\/span>;\r\n                    <span class=\"p\">&lt;<\/span><span class=\"nt\">h1<\/span> <span class=\"na\">style<\/span><span class=\"p\">=<\/span><span class=\"si\">{<\/span><span class=\"nx\">style<\/span><span class=\"si\">}<\/span><span class=\"p\">&gt;<\/span>\u3053\u3053\u307e\u3067\u304c<span class=\"si\">{<\/span><span class=\"nx\">user<\/span><span class=\"p\">.<\/span><span class=\"nx\">id<\/span><span class=\"si\">}<\/span>\u56de\u76ee\uff01<span class=\"p\">&lt;\/<\/span><span class=\"nt\">h1<\/span><span class=\"p\">&gt;<\/span>\r\n                <span class=\"p\">&lt;\/<\/span><span class=\"nt\">div<\/span><span class=\"p\">&gt;<\/span>\r\n            <span class=\"p\">))<\/span><span class=\"si\">}<\/span>\r\n\r\n        <span class=\"p\">&lt;\/<\/span><span class=\"nc\">React<\/span><span class=\"p\">.<\/span><span class=\"nc\">Fragment<\/span><span class=\"p\">&gt;<\/span>\r\n    <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=\"nx\">Demo<\/span><span class=\"p\">;<\/span>\r\n<\/code><\/pre>\n<p>\u8ba9\u6211\u4eec\u8fd9\u4e48\u505a\u5427\uff01<\/p>\n<h4>\u5728\u5c4f\u5e55\u4e0a\u786e\u8ba4<\/h4>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d8090913a08637a6aa69d\/90-0.png\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2020-12-10 17.26.39.png\" \/><\/div>\n<p>\u8fd9\u662f\u4e00\u4e2a\u5b9e\u65bd\u7684\u793a\u4f8b\uff01<\/p>\n<p>\u6211\u8ba4\u4e3a\u60a8\u53ef\u4ee5\u8fdb\u4e00\u6b65\u6269\u5c55GET_USER\u548c\u521b\u5efa\u7528\u6237\u7b49\u529f\u80fd\uff0c\u6240\u4ee5\u8bf7\u5728\u65b9\u4fbf\u7684\u65f6\u5019\u5c1d\u8bd5\u4e00\u4e0b\u3002<\/p>\n<p>\u611f\u8c22\u60a8\u9605\u8bfb\u6587\u7ae0\uff01\uff01\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e00\u5f00\u59cb \u4f60\u597d\uff01\u521d\u6b21\u89c1\u9762\uff01\u6211\u662f\u8d1f\u8d23\u7b2c11\u5929\u65e5\u5386\u7684\u4f50\u4f50\u6728\u3002 \u597d\u5427\uff0c\u9019\u6b21\u6211\u81ea\u5df1\u5b78\u4e86\u5f8c\u7aef\u4e4b\u5f8c\uff0c\u63a5\u4e0b\u4f86\u8a72\u600e\u9ebc\u8fa6\u5462\uff1f\u6211\u66fe\u7d93 [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-47693","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>\u4f7f\u7528Rails + React + GraphQL + ApolloClient\u8fdb\u884c\u5c4f\u5e55\u663e\u793a\u7684\u5b9e\u8df5\u6307\u5357\uff01 - 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\/\u4f7f\u7528rails-react-graphql-apolloclient\u8fdb\u884c\u5c4f\u5e55\u663e\u793a\u7684\u5b9e\u8df5\u6307\u5357\uff01\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u4f7f\u7528Rails + React + GraphQL + ApolloClient\u8fdb\u884c\u5c4f\u5e55\u663e\u793a\u7684\u5b9e\u8df5\u6307\u5357\uff01\" \/>\n<meta property=\"og:description\" content=\"\u4e00\u5f00\u59cb \u4f60\u597d\uff01\u521d\u6b21\u89c1\u9762\uff01\u6211\u662f\u8d1f\u8d23\u7b2c11\u5929\u65e5\u5386\u7684\u4f50\u4f50\u6728\u3002 \u597d\u5427\uff0c\u9019\u6b21\u6211\u81ea\u5df1\u5b78\u4e86\u5f8c\u7aef\u4e4b\u5f8c\uff0c\u63a5\u4e0b\u4f86\u8a72\u600e\u9ebc\u8fa6\u5462\uff1f\u6211\u66fe\u7d93 [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/\u4f7f\u7528rails-react-graphql-apolloclient\u8fdb\u884c\u5c4f\u5e55\u663e\u793a\u7684\u5b9e\u8df5\u6307\u5357\uff01\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:published_time\" content=\"2022-12-07T12:51:15+00:00\" \/>\n<meta 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