{"id":41329,"date":"2023-03-27T20:25:24","date_gmt":"2023-04-11T17:28:03","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%a4%a9%e7%bd%91%e6%81%a2%e6%81%a2%ef%bc%8c%e7%96%8f%e8%80%8c%e4%b8%8d%e6%bc%8f%ef%bc%8c%e5%85%a8%e6%96%87%e6%90%9c%e7%b4%a2-firestore-elasticsearch-react-native%e3%80%82\/"},"modified":"2024-04-29T20:47:49","modified_gmt":"2024-04-29T12:47:49","slug":"%e5%a4%a9%e7%bd%91%e6%81%a2%e6%81%a2%ef%bc%8c%e7%96%8f%e8%80%8c%e4%b8%8d%e6%bc%8f%ef%bc%8c%e5%85%a8%e6%96%87%e6%90%9c%e7%b4%a2-firestore-elasticsearch-react-native%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%a4%a9%e7%bd%91%e6%81%a2%e6%81%a2%ef%bc%8c%e7%96%8f%e8%80%8c%e4%b8%8d%e6%bc%8f%ef%bc%8c%e5%85%a8%e6%96%87%e6%90%9c%e7%b4%a2-firestore-elasticsearch-react-native%e3%80%82\/","title":{"rendered":"\u5929\u7f51\u6062\u6062\uff0c\u758f\u800c\u4e0d\u6f0f\uff0c\u5168\u6587\u641c\u7d22 Firestore + Elasticsearch + React Native"},"content":{"rendered":"<h1>\u5f15\u8a00<\/h1>\n<p>\u7531\u4e8eFirestore\u7684\u67e5\u8be2\u529f\u80fd\u8f83\u4e3a\u7e41\u7410\uff0c\u6211\u5f00\u59cb\u7814\u7a76\u5982\u4f55\u4f7f\u7528Elasticsearch\u8fdb\u884c\u5168\u6587\u641c\u7d22\u6570\u636e\u3002\u5f53\u6211\u4f7f\u7528\u5b9e\u65f6\u6570\u636e\u5e93\u65f6\uff0c\u627e\u5230\u4e86\u4e00\u4e9b\u6709\u7528\u7684\u6587\u7ae0\u53ef\u4f9b\u53c2\u8003\uff0c\u4f46\u5728\u4f7f\u7528Firestore\u65f6\uff0c\u5374\u6ca1\u6709\u627e\u5230\u5408\u9002\u7684\u6587\u7ae0\u3002\u6700\u7ec8\uff0c\u6211\u4e0d\u5f97\u4e0d\u8d39\u529b\u5730\u5c06\u5b9e\u65f6\u6570\u636e\u5e93\u7684\u5b9e\u73b0\u65b9\u5f0f\u53c2\u8003\u5e76\u4fee\u6539\u4e3a\u9002\u7528\u4e8eFirestore\u7684\u65b9\u6cd5\uff0c\u8fd9\u4e00\u8fc7\u7a0b\u975e\u5e38\u56f0\u96be\u3002\u6211\u5c06\u8fd9\u4e9b\u7ecf\u9a8c\u4fdd\u5b58\u4e0b\u6765\u3002<br \/>\n\u4f7f\u7528Firebase\u53ef\u4ee5\u4f7f\u5f97\u670d\u52a1\u7aef\u5f00\u53d1\u7684\u610f\u8bc6\u7a0d\u5fae\u51cf\u5c11\uff0c\u4f46\u65b9\u6cd5\u8fd8\u6ca1\u6709\u5b8c\u5168\u786e\u5b9a\u4e0b\u6765\uff0c\u6211\u5e0c\u671b\u6709\u66f4\u591a\u7684\u4eba\u5c1d\u8bd5\u5e76\u4e0d\u65ad\u5730\u5206\u4eab\u7ecf\u9a8c\u3002\u5982\u679c\u6709\u4efb\u4f55\u8bf7\u6c42\uff0c\u8bf7\u544a\u8bc9\u6211\uff0c\u6211\u4f1a\u5c3d\u529b\u53bb\u505a\u3002<\/p>\n<h1>\u76ee\u6807<\/h1>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">firebase\u4f7f\u3044\u305f\u3044\u306a\u3068\u601d\u3063\u3066\u308b\u4eba<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">firestore\u306e\u30af\u30a8\u30ea\u306b\u7269\u8db3\u308a\u306a\u3055\u3092\u611f\u3058\u3066\u308b\u4eba<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Elasticsearch\u3092\u4f7f\u3063\u3066\u898b\u305f\u3044\u4eba<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u6c17\u8efd\u306b\u30cd\u30a4\u30c6\u30a3\u30d6\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u4f5c\u3063\u3066\u307f\u305f\u3044\u4eba<\/ul>\n<h1>\u505a\u8fc7\u7684\u4e8b\u6982\u8ff0<\/h1>\n<p>flashlight\u3092\u66f8\u304d\u63db\u3048\u308b\u3002(\u539f\u578b\u306f\u3082\u3046\u7559\u3081\u3066\u3044\u306a\u3044\u304b\u3082\u77e5\u308c\u306a\u3044)<\/p>\n<p>GAE\u306bnode\u3092deploy\u3059\u308b\u3002<\/p>\n<p>GCE\u306bElasticsearch\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u7acb\u3066\u308b\u3002<\/p>\n<p>react native\u304b\u3089\u691c\u7d22\u3092\u6295\u3052\u308b\u3002<\/p>\n<h1>\u89e3\u91ca<\/h1>\n<h2>\u8282\u70b9<\/h2>\n<p>\u8fd9\u91cc\u5df2\u7ecf\u653e\u7f6e\u4e86\u4ee3\u7801\u672c\u8eab\uff0c\u5982\u679c\u4e0d\u9700\u8981\u89e3\u91ca\u7684\u4eba\u8bf7\u514b\u9686\u5e76\u4f7f\u7528\u3002<br \/>\n\u5982\u679c\u60f3\u67e5\u770b\u539f\u59cb\u4ee3\u7801\uff0c\u8bf7\u4f7f\u7528\u8fd9\u4e2a\u3002<br \/>\n\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u539f\u59cb\u4ee3\u7801\u662f\u4e3a\u5b9e\u65f6\u6570\u636e\u5e93\u8bbe\u8ba1\u7684\uff0c\u6240\u4ee5\u4f7f\u7528\u65b9\u5f0f\u7565\u6709\u4e0d\u540c\u3002<br \/>\n\u5728\u4ece\u5b9e\u65f6\u6570\u636e\u5e93\u5207\u6362\u5230\u4e91\u7aef\u6570\u636e\u5e93\u65f6\uff0c\u6211\u6700\u56f0\u60d1\u7684\u662f\u662f\u5426\u53ef\u4ee5\u76f4\u63a5\u8bbf\u95ee\u6570\u636e\u5e93\u7ec8\u7aef\u3002<br \/>\n\u5f53firebase\u7684\u6570\u636e\u5e93\u4e2d\u7684\u6570\u636e\u66f4\u65b0\u65f6\uff0c\u5982\u679c\u8981\u5c06\u66f4\u65b0\u4f20\u8fbe\u7ed9Elasticsearch\uff0c<br \/>\n\u5728\u5b9e\u65f6\u6570\u636e\u5e93\u4e2d\uff0c\u53ea\u9700\u76f4\u63a5\u8bbf\u95eeURL\u5373\u53ef\uff0c\u4f46\u5728\u4e91\u7aef\u6570\u636e\u5e93\u4e2d\uff0c\u9700\u8981\u81ea\u5df1\u8fdb\u884c\u4fee\u6539\u3002<\/p>\n<p>\u4e00\u65e6\u7406\u89e3\u4e86\uff0c\u5c31\u975e\u5e38\u7b80\u5355\u4e86\uff0c\u53ea\u9700\u8ba2\u9605Firestore\u5e76\u5728\u53d1\u751f\u66f4\u6539\u65f6\u8fdb\u884c\u5904\u7406\u3002<\/p>\n<p>\u5982\u679c\u4f7f\u7528\u4e91\u51fd\u6570\uff0c\u5728\u89e6\u53d1 onCreate\u3001onDelete \u7b49\u4e8b\u4ef6\u65f6\u53ef\u4ee5\u8fdb\u884c\u89e6\u53d1\uff0c\u6240\u4ee5\u4e5f\u8bb8\u90a3\u8fb9\u66f4\u597d\uff0c\u4f46\u662f\u603b\u4e4b\u6682\u65f6\u4f7f\u7528\u8fd0\u8425\u6765\u8986\u76d6\u3002<\/p>\n<p>\u90a3\u4e48\uff0c\u63a5\u4e0b\u6765\u6211\u4eec\u5c06\u8f6c\u5230\u5185\u5bb9\u7684\u8bf4\u660e\u3002<br \/>\n\u76ee\u5f55\u7ed3\u6784\u662f\u8fd9\u6837\u7684\u6837\u5b50\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nb\">.<\/span>\r\n\u251c\u2500\u2500 app.js  <span class=\"c\"># \u672c\u4f53\u30b3\u30fc\u30c9<\/span>\r\n\u251c\u2500\u2500 app.yaml  <span class=\"c\"># gae\u306bdeploy\u7528\u306e\u8a2d\u5b9a<\/span>\r\n\u251c\u2500\u2500 config.example.js  <span class=\"c\"># config<\/span>\r\n\u251c\u2500\u2500 lib\r\n\u2502\u00a0\u00a0 \u251c\u2500\u2500 Registration.js  <span class=\"c\"># firestore\u306b\u5909\u66f4\u304c\u3042\u3063\u305f\u3068\u304d\u306b\u3001Elasticsearch\u306bupdate\u3092\u304b\u3051\u306b\u3044\u304f\u30b3\u30fc\u30c9<\/span>\r\n\u2502\u00a0\u00a0 \u251c\u2500\u2500 Search.js  <span class=\"c\"># \u691c\u7d22\u30af\u30a8\u30ea\u3092\u6295\u3052\u3089\u308c\u305f\u3068\u304d\u306b\u3002Elasticsearch\u306b\u691c\u7d22\u3092\u304b\u3051\u3001\u7d50\u679c\u3092\u8fd4\u3059\u30b3\u30fc\u30c9<\/span>\r\n\u2502\u00a0\u00a0 \u2514\u2500\u2500 initFirebase.js  <span class=\"c\"># firebase\u306esdk\u3092\u521d\u671f\u5316\u3059\u308b\u30b3\u30fc\u30c9<\/span>\r\n\u251c\u2500\u2500 package-lock.json\r\n\u2514\u2500\u2500 package.json\r\n<\/code><\/pre>\n<h3>1. SDK\u521d\u59cb\u5316<\/h3>\n<p>\u9996\u5148\uff0c\u6309\u7167\u5e73\u5e38\u7684\u65b9\u5f0f\u521d\u59cb\u5316Firebase\u7684SDK\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"kd\">const<\/span> <span class=\"nx\">conf<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">require<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">..\/config<\/span><span class=\"dl\">'<\/span><span class=\"p\">);<\/span>\r\n<span class=\"kd\">const<\/span> <span class=\"nx\">firebase<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">require<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">firebase<\/span><span class=\"dl\">'<\/span><span class=\"p\">);<\/span>\r\n\r\n<span class=\"kd\">const<\/span> <span class=\"nx\">firebase_config<\/span> <span class=\"o\">=<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"na\">apiKey<\/span><span class=\"p\">:<\/span> <span class=\"nx\">conf<\/span><span class=\"p\">.<\/span><span class=\"nx\">apiKey<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"na\">authDomain<\/span><span class=\"p\">:<\/span> <span class=\"nx\">conf<\/span><span class=\"p\">.<\/span><span class=\"nx\">authDomain<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"na\">databaseURL<\/span><span class=\"p\">:<\/span> <span class=\"nx\">conf<\/span><span class=\"p\">.<\/span><span class=\"nx\">databaseURL<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"na\">projectId<\/span><span class=\"p\">:<\/span> <span class=\"nx\">conf<\/span><span class=\"p\">.<\/span><span class=\"nx\">projectId<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"na\">storageBucket<\/span><span class=\"p\">:<\/span> <span class=\"nx\">conf<\/span><span class=\"p\">.<\/span><span class=\"nx\">storageBucket<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"na\">messagingSenderId<\/span><span class=\"p\">:<\/span> <span class=\"nx\">conf<\/span><span class=\"p\">.<\/span><span class=\"nx\">messagingSenderId<\/span>\r\n<span class=\"p\">};<\/span>\r\n<span class=\"nx\">firebase<\/span><span class=\"p\">.<\/span><span class=\"nx\">initializeApp<\/span><span class=\"p\">(<\/span><span class=\"nx\">firebase_config<\/span><span class=\"p\">);<\/span>\r\n<\/code><\/pre>\n<p>\u6709\u65f6\u5019\u6211\u4f1a\u5fd8\u8bb0\u3002<\/p>\n<h3>2. \u67e5\u627e\u529f\u80fd<\/h3>\n<p>\u63a5\u4e0b\u6765\u662f\u641c\u7d22\u529f\u80fd\u7684\u5b9e\u73b0\u3002<br \/>\n\u9996\u5148\uff0c\u6211\u4eec\u521b\u5efa\u4e00\u4e2a\u540d\u4e3a&#8221;search_request&#8221;\u548c&#8221;search_response&#8221;\u7684Firestore\u96c6\u5408\u3002<br \/>\n&#8220;search_request&#8221;\u96c6\u5408\u7528\u4e8e\u63a5\u6536\u6765\u81ea\u539f\u751f\u5e94\u7528\u7684\u641c\u7d22\u6761\u4ef6\u4f20\u9012\u5230Elasticsearch\uff0c\u800c&#8221;search_response&#8221;\u96c6\u5408\u7528\u4e8e\u5b58\u653e\u641c\u7d22\u7ed3\u679c\u4ee5\u4f20\u9012\u56de\u539f\u751f\u5e94\u7528\u3002<br \/>\n\u5982\u679c\u9605\u8bfb\u672c\u6587\uff0c\u5e76\u4e0d\u9700\u8981\u8bfb\u5b8c\u5168\u90e8\u5185\u5bb9\uff0c\u4f46\u770b\u4e00\u4e0b\u6807\u6709&#8221;A little bit tricky&#8221;\u7684\u90e8\u5206\u7684\u56fe\u793a\u4f1a\u66f4\u5bb9\u6613\u7406\u89e3\uff0c<br \/>\n\u8fd9\u5bf9\u4e8e\u540e\u7eed\u7684\u7406\u89e3\u5c06\u4f1a\u6709\u6240\u5e2e\u52a9\u3002<br \/>\n\u5728\u6587\u7ae0\u4e2d\uff0c\u4f7f\u7528\u4e86\u4e91\u51fd\u6570\u548c\u5b9e\u65f6\u6570\u636e\u5e93\uff0c\u4f46\u5728\u672c\u6b21\u5b9e\u73b0\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528GAE\uff08Google App Engine\uff09\u6765\u4ee3\u66ff\u4e91\u51fd\u6570\uff0c\u5e76\u4f7f\u7528Firestore\u4ee3\u66ff\u5b9e\u65f6\u6570\u636e\u5e93\uff0c\u4f46\u5176\u5b9e\u73b0\u65b9\u6cd5\u5e76\u6ca1\u6709\u5f88\u5927\u7684\u5dee\u5f02\u3002<\/p>\n<p>\u5728Firebase\u4e2d\uff0c\u60a8\u53ef\u4ee5\u6839\u636e\u5bf9\u5b9e\u65f6\u6570\u636e\u5e93\u6216\u4e91Firestore\u4e2d\u7684\u6570\u636e\u6240\u505a\u7684\u66f4\u6539\u6765\u89e6\u53d1\u51fd\u6570\u3002<\/p>\n<pre class=\"post-pre\"><code>this.ref_req = firebase.firestore().collection('search_request');\r\nthis.unsubscribe = this.ref_req.onSnapshot(this._showResults.bind(this));\r\n<\/code><\/pre>\n<p>\u5728Firestore\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u76d1\u89c6\u96c6\u5408\u5e76\u5728\u6574\u4e2a\u96c6\u5408\u53d1\u751f\u66f4\u6539\u65f6\u89e6\u53d1\u51fd\u6570\u3002\u4f46\u662f\uff0c\u6211\u4eec\u4e5f\u53ef\u4ee5\u76d1\u89c6\u6587\u6863\u3002\u4f8b\u5982\uff0c\u6211\u4eec\u53ef\u4ee5\u76d1\u89c6\u96c6\u5408\u5e76\u68c0\u67e5\u5df2\u53d1\u9001\u8bf7\u6c42\u662f\u5426\u6709\u76f8\u5e94\u7684\u54cd\u5e94\uff0c\u5982\u679c\u6709\u5339\u914d\u7684\u6570\u636e\uff0c\u5219\u53ef\u4ee5\u5728React\u7aef\u8fdb\u884c\u5904\u7406\u3002\u4f46\u662f\u4ece\u5b89\u5168\u6027\u548c\u7f51\u7edc\u901a\u4fe1\u8d39\u7528\u4ee5\u53ca\u6570\u636e\u5e93\u8fd0\u8425\u7684\u89d2\u5ea6\u6765\u770b\uff0c\u8fd9\u6837\u505a\u4f3c\u4e4e\u4e0d\u592a\u5408\u9002\u3002\u56e0\u6b64\uff0c\u5728\u8fd4\u56de\u54cd\u5e94\u65f6\uff0c\u6211\u4eec\u53ea\u8ba2\u9605\u6587\u6863\u3002<\/p>\n<p>\u53ef\u4ee5\u901a\u8fc7\u8ba2\u9605\u641c\u7d22\u8bf7\u6c42\uff0c\u5411Elasticsearch\u53d1\u51fa\u641c\u7d22\u5e76\u5c06\u7ed3\u679c\u8fd4\u56de\u7ed9\u54cd\u5e94\u6765\u5b9e\u73b0\u5982\u4e0b\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"dl\">'<\/span><span class=\"s1\">use strict<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n\r\n<span class=\"kd\">const<\/span> <span class=\"nx\">firebase<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">require<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">firebase<\/span><span class=\"dl\">'<\/span><span class=\"p\">);<\/span>\r\n<span class=\"kd\">const<\/span> <span class=\"nx\">_<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">require<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">lodash<\/span><span class=\"dl\">'<\/span><span class=\"p\">);<\/span>\r\n<span class=\"c1\">\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/<\/span>\r\n<span class=\"cm\">\/*\r\n * firebase\u306e\u30c7\u30fc\u30bf\u306bquery\u304c\u767b\u9332\u3055\u308c\u305f\u3068\u304d\u306b\r\n * ElasticSearch\u3078\u691c\u7d22\u3092\u6295\u3052\u3066\u3001\u7d50\u679c\u3092firebase\u306e\u65b9\u306b\u8fd4\u3059\r\n * \u8fd4\u5374\u3059\u308b\u3068\u304d\u306e\u30c7\u30fc\u30bf\u6574\u5f62\u3082\u3042\u3068\u3067\u6c7a\u3081\u308b\r\n*\/<\/span>\r\n\r\n<span class=\"kd\">class<\/span> <span class=\"nx\">Search<\/span> <span class=\"p\">{<\/span>\r\n\r\n    <span class=\"kd\">constructor<\/span><span class=\"p\">(<\/span><span class=\"nx\">esc<\/span><span class=\"p\">,<\/span> <span class=\"nx\">refReq<\/span><span class=\"p\">,<\/span> <span class=\"nx\">refRes<\/span><span class=\"p\">,<\/span> <span class=\"nx\">index<\/span><span class=\"p\">,<\/span> <span class=\"nx\">type<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">esc<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">esc<\/span><span class=\"p\">;<\/span>\r\n        <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">refReq<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">refReq<\/span><span class=\"p\">;<\/span>\r\n        <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">refRes<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">refRes<\/span><span class=\"p\">;<\/span>\r\n        <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">index<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">index<\/span><span class=\"p\">;<\/span>\r\n        <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">type<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">type<\/span><span class=\"p\">;<\/span>\r\n    <span class=\"p\">}<\/span>\r\n\r\n    <span class=\"nx\">init<\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"cm\">\/*\r\n         * subscribe\u3092collection\u306b\u5f35\u308b\r\n        *\/<\/span>\r\n        <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">refReq<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">firebase<\/span><span class=\"p\">.<\/span><span class=\"nx\">firestore<\/span><span class=\"p\">().<\/span><span class=\"nx\">collection<\/span><span class=\"p\">(<\/span><span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">refReq<\/span><span class=\"p\">);<\/span>\r\n        <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">refRes<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">firebase<\/span><span class=\"p\">.<\/span><span class=\"nx\">firestore<\/span><span class=\"p\">().<\/span><span class=\"nx\">collection<\/span><span class=\"p\">(<\/span><span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">refRes<\/span><span class=\"p\">);<\/span>\r\n        <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">unsubscribe<\/span> <span class=\"o\">=<\/span> <span class=\"kc\">null<\/span><span class=\"p\">;<\/span>\r\n        <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">unsubscribe<\/span> <span class=\"o\">=<\/span> <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">refReq<\/span><span class=\"p\">.<\/span><span class=\"nx\">onSnapshot<\/span><span class=\"p\">(<\/span><span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">_showResults<\/span><span class=\"p\">.<\/span><span class=\"nx\">bind<\/span><span class=\"p\">(<\/span><span class=\"k\">this<\/span><span class=\"p\">));<\/span>\r\n    <span class=\"p\">}<\/span>\r\n\r\n    <span class=\"nx\">_showResults<\/span><span class=\"p\">(<\/span><span class=\"nx\">snap<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"cm\">\/*\r\n         * firestore\u306b\u6295\u3052\u3089\u308c\u305f\u691c\u7d22\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u53d6\u5f97\u3057\u3066\u3001Elasticsearch\u306b\u6e21\u3059\u30af\u30a8\u30ea\u306b\u5909\u63db\u3059\u308b\r\n        *\/<\/span>\r\n        <span class=\"nx\">snap<\/span><span class=\"p\">.<\/span><span class=\"nx\">forEach<\/span><span class=\"p\">((<\/span><span class=\"nx\">doc<\/span><span class=\"p\">)<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"p\">{<\/span>\r\n            <span class=\"kd\">let<\/span> <span class=\"p\">{<\/span> <span class=\"k\">from<\/span><span class=\"p\">,<\/span> <span class=\"nx\">q<\/span><span class=\"p\">,<\/span> <span class=\"nx\">size<\/span> <span class=\"p\">}<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">doc<\/span><span class=\"p\">.<\/span><span class=\"nx\">data<\/span><span class=\"p\">();<\/span>\r\n            <span class=\"kd\">let<\/span> <span class=\"nx\">query<\/span> <span class=\"o\">=<\/span> <span class=\"p\">{<\/span>\r\n                <span class=\"k\">from<\/span><span class=\"p\">,<\/span>\r\n                <span class=\"na\">index<\/span><span class=\"p\">:<\/span> <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">index<\/span><span class=\"p\">,<\/span>\r\n                <span class=\"nx\">q<\/span><span class=\"p\">,<\/span>\r\n                <span class=\"nx\">size<\/span><span class=\"p\">,<\/span>\r\n                <span class=\"na\">type<\/span><span class=\"p\">:<\/span> <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">type<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"p\">}<\/span>\r\n            <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">_searchWithElasticsearch<\/span><span class=\"p\">(<\/span><span class=\"nx\">doc<\/span><span class=\"p\">,<\/span> <span class=\"nx\">query<\/span><span class=\"p\">)<\/span>\r\n        <span class=\"p\">})<\/span>\r\n    <span class=\"p\">}<\/span>\r\n\r\n    <span class=\"nx\">_searchWithElasticsearch<\/span><span class=\"p\">(<\/span><span class=\"nx\">doc<\/span><span class=\"p\">,<\/span> <span class=\"nx\">query<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"cm\">\/*\r\n         * elasticsearch\u3067\u691c\u7d22\u3092\u884c\u3044\u3001\r\n         * \u7d50\u679c\u306e\u30c7\u30fc\u30bf\u3092\u6574\u5f62\u3057\u3066firestore\u306b\u53d7\u3051\u308f\u305f\u3059\u95a2\u6570\r\n        *\/<\/span>\r\n        <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">esc<\/span><span class=\"p\">.<\/span><span class=\"nx\">search<\/span><span class=\"p\">(<\/span><span class=\"nx\">query<\/span><span class=\"p\">,<\/span> <span class=\"kd\">function<\/span><span class=\"p\">(<\/span><span class=\"nx\">error<\/span><span class=\"p\">,<\/span> <span class=\"nx\">response<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n            <span class=\"k\">if<\/span><span class=\"p\">(<\/span><span class=\"nx\">_<\/span><span class=\"p\">.<\/span><span class=\"nx\">isUndefined<\/span><span class=\"p\">(<\/span><span class=\"nx\">error<\/span><span class=\"p\">)){<\/span>\r\n                <span class=\"kd\">let<\/span> <span class=\"nx\">returnData<\/span> <span class=\"o\">=<\/span> <span class=\"p\">{}<\/span>\r\n                <span class=\"nx\">response<\/span><span class=\"p\">.<\/span><span class=\"nx\">hits<\/span><span class=\"p\">.<\/span><span class=\"nx\">hits<\/span><span class=\"p\">.<\/span><span class=\"nx\">forEach<\/span><span class=\"p\">((<\/span><span class=\"nx\">data<\/span><span class=\"p\">)<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"p\">{<\/span>\r\n                    <span class=\"nx\">returnData<\/span><span class=\"p\">[<\/span><span class=\"nx\">data<\/span><span class=\"p\">.<\/span><span class=\"nx\">_id<\/span><span class=\"p\">]<\/span> <span class=\"o\">=<\/span> <span class=\"p\">{<\/span>\r\n                        <span class=\"na\">id<\/span><span class=\"p\">:<\/span> <span class=\"nx\">data<\/span><span class=\"p\">.<\/span><span class=\"nx\">_id<\/span><span class=\"p\">,<\/span>\r\n                        <span class=\"na\">source<\/span><span class=\"p\">:<\/span> <span class=\"nx\">data<\/span><span class=\"p\">.<\/span><span class=\"nx\">_source<\/span><span class=\"p\">,<\/span>\r\n                        <span class=\"na\">score<\/span><span class=\"p\">:<\/span> <span class=\"nx\">data<\/span><span class=\"p\">.<\/span><span class=\"nx\">_score<\/span><span class=\"p\">,<\/span>\r\n                    <span class=\"p\">}<\/span>  <span class=\"c1\">\/\/ \u307e\u3060firestore\u306e\u3069\u306e\u30c7\u30fc\u30bf\u3092elasticsearch\u306b\u9001\u308b\u306e\u304b\u6c7a\u3081\u3066\u306a\u3044\u306e\u3067\u3001\u8fd4\u3063\u3066\u304d\u305f\u3082\u306e\u3092\u5168\u3066firestore\u306b\u53d7\u3051\u6e21\u3057\u3066\u3044\u308b<\/span>\r\n                <span class=\"p\">})<\/span>\r\n                <span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nx\">log<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">_searchWithElasticsearch: success<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span> <span class=\"nx\">query<\/span><span class=\"p\">,<\/span> <span class=\"nx\">returnData<\/span><span class=\"p\">)<\/span>\r\n                <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">refRes<\/span><span class=\"p\">.<\/span><span class=\"nx\">doc<\/span><span class=\"p\">(<\/span><span class=\"nx\">doc<\/span><span class=\"p\">.<\/span><span class=\"nx\">id<\/span><span class=\"p\">).<\/span><span class=\"kd\">set<\/span><span class=\"p\">(<\/span><span class=\"nx\">returnData<\/span><span class=\"p\">);<\/span>\r\n                <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">refReq<\/span><span class=\"p\">.<\/span><span class=\"nx\">doc<\/span><span class=\"p\">(<\/span><span class=\"nx\">doc<\/span><span class=\"p\">.<\/span><span class=\"nx\">id<\/span><span class=\"p\">).<\/span><span class=\"k\">delete<\/span><span class=\"p\">();<\/span>\r\n            <span class=\"p\">}<\/span><span class=\"k\">else<\/span><span class=\"p\">{<\/span>\r\n                <span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nx\">log<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">_searchWithElasticsearch: failed<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span> <span class=\"nx\">error<\/span><span class=\"p\">)<\/span>\r\n            <span class=\"p\">}<\/span>\r\n        <span class=\"p\">}.<\/span><span class=\"nx\">bind<\/span><span class=\"p\">(<\/span><span class=\"k\">this<\/span><span class=\"p\">));<\/span>\r\n    <span class=\"p\">}<\/span>\r\n\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"nx\">exports<\/span><span class=\"p\">.<\/span><span class=\"nx\">init<\/span> <span class=\"o\">=<\/span> <span class=\"kd\">function<\/span><span class=\"p\">(<\/span><span class=\"nx\">esc<\/span><span class=\"p\">,<\/span> <span class=\"nx\">refReq<\/span><span class=\"p\">,<\/span> <span class=\"nx\">refRes<\/span><span class=\"p\">,<\/span> <span class=\"nx\">index<\/span><span class=\"p\">,<\/span> <span class=\"nx\">type<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"k\">new<\/span> <span class=\"nx\">Search<\/span><span class=\"p\">(<\/span><span class=\"nx\">esc<\/span><span class=\"p\">,<\/span> <span class=\"nx\">refReq<\/span><span class=\"p\">,<\/span> <span class=\"nx\">refRes<\/span><span class=\"p\">,<\/span> <span class=\"nx\">index<\/span><span class=\"p\">,<\/span> <span class=\"nx\">type<\/span><span class=\"p\">).<\/span><span class=\"nx\">init<\/span><span class=\"p\">();<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<\/code><\/pre>\n<h3>\u5c06Firestore\u6570\u636e\u4e0eElasticsearch\u540c\u6b65\u3002<\/h3>\n<p>\u6700\u5f8c\uff0c\u9019\u662f\u95dc\u65bc\u5728Firestore\u6578\u64da\u66f4\u65b0\u5f8c\u5411Elasticsearch\u767c\u9001\u66f4\u65b0\u7684\u90e8\u5206\u5be6\u73fe\u3002<br \/>\n\u66ab\u4e0d\u8003\u616e\u6578\u64da\u522a\u9664\u7684\u60c5\u6cc1\u3002<br \/>\n\u9996\u5148\uff0c\u5728Firestore\u4e2d\u5275\u5efa\u4e00\u500b\u540d\u70ba&#8221;users&#8221;\u7684\u96c6\u5408\u3002<br \/>\n\u6211\u5011\u5e0c\u671b\u5728\u6578\u64da\u767c\u751f\u66f4\u6539\u6642\u5411Elasticsearch\u767c\u9001\u66f4\u65b0\uff0c\u4f46\u5728\u6211\u81ea\u5df1\u64cd\u4f5c\u7684\u968e\u6bb5\u4e2d\uff0c\u55ae\u7368\u70ba\u6bcf\u500b\u66f4\u65b0\u7684\u6587\u6a94\u66f4\u65b0\u5230Elasticsearch\u7684\u6b21\u6578\u6709\u4e9b\u56f0\u96e3\uff0c\u6240\u4ee5\u6211\u5617\u8a66\u4f7f\u7528\u6a19\u8a18\u9032\u884c\u7ba1\u7406\u3002<br \/>\n\u5177\u9ad4\u4f86\u8aaa\uff0c\u5728react\u4e2d\u9032\u884c\u66f4\u65b0\u6642\uff0c\u6211\u8a2d\u7f6e\u4e00\u500b\u540d\u70ba&#8221;ES_STATE&#8221;\u7684\u5b57\u6bb5\uff0c\u4e26\u5c07\u5176\u66f4\u6539\u70ba&#8221;STAY&#8221;\u6216\u5176\u4ed6\u4efb\u610f\u95dc\u9375\u5b57\u3002<br \/>\n\u7136\u5f8c\uff0c\u6211\u5011\u53ea\u8a02\u95b1&#8221;STAY&#8221;\u72c0\u614b\u7684\u6587\u6a94\uff0c<br \/>\n\u5728\u96c6\u5408\u767c\u751f\u66f4\u6539\u6642\uff0c\u6aa2\u7d22\u6240\u6709&#8221;STAY&#8221;\u72c0\u614b\u7684\u6587\u6a94\u4e26\u5c0d\u5176\u9032\u884cElasticsearch\u7684\u66f4\u65b0\u3002<br \/>\n\u7136\u5f8c\uff0c\u5728\u6b64\u4e4b\u5f8c\uff0c\u6211\u5011\u5c07\u53bb\u4fee\u6539Firestore\u4e2d\u7ba1\u7406\u7684\u6a19\u8a18\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"dl\">'<\/span><span class=\"s1\">use strict<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n\r\n<span class=\"kd\">const<\/span> <span class=\"nx\">firebase<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">require<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">firebase<\/span><span class=\"dl\">'<\/span><span class=\"p\">);<\/span>\r\n<span class=\"kd\">const<\/span> <span class=\"nx\">_<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">require<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">lodash<\/span><span class=\"dl\">'<\/span><span class=\"p\">);<\/span>\r\n<span class=\"c1\">\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/<\/span>\r\n<span class=\"cm\">\/*\r\n * firebase\u306e\u30c7\u30fc\u30bf\u306b\u5909\u66f4\u304c\u52a0\u3048\u3089\u308c\u305f\u3068\u304d\u306b\u3001\r\n * ElasticSearch\u306e\u65b9\u306b\u30c7\u30fc\u30bf\u3092\u9001\u308b\r\n*\/<\/span>\r\n\r\n<span class=\"kd\">class<\/span> <span class=\"nx\">Registration<\/span> <span class=\"p\">{<\/span>\r\n\r\n    <span class=\"kd\">constructor<\/span><span class=\"p\">(<\/span><span class=\"nx\">esc<\/span><span class=\"p\">,<\/span> <span class=\"nx\">collection<\/span><span class=\"p\">,<\/span> <span class=\"nx\">index<\/span><span class=\"p\">,<\/span> <span class=\"nx\">type<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">esc<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">esc<\/span><span class=\"p\">;<\/span>\r\n        <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">collection<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">collection<\/span><span class=\"p\">;<\/span>\r\n        <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">index<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">index<\/span><span class=\"p\">;<\/span>\r\n        <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">type<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">type<\/span><span class=\"p\">;<\/span>\r\n    <span class=\"p\">}<\/span>\r\n\r\n    <span class=\"nx\">init<\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">ref<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">firebase<\/span><span class=\"p\">.<\/span><span class=\"nx\">firestore<\/span><span class=\"p\">().<\/span><span class=\"nx\">collection<\/span><span class=\"p\">(<\/span><span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">collection<\/span><span class=\"p\">).<\/span><span class=\"nx\">where<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">ES_STATE<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">==<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">STAY<\/span><span class=\"dl\">'<\/span><span class=\"p\">);<\/span>\r\n        <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">unsubscribe<\/span> <span class=\"o\">=<\/span> <span class=\"kc\">null<\/span><span class=\"p\">;<\/span>\r\n        <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">unsubscribe<\/span> <span class=\"o\">=<\/span> <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">ref<\/span><span class=\"p\">.<\/span><span class=\"nx\">onSnapshot<\/span><span class=\"p\">(<\/span><span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">_showResults<\/span><span class=\"p\">.<\/span><span class=\"nx\">bind<\/span><span class=\"p\">(<\/span><span class=\"k\">this<\/span><span class=\"p\">));<\/span>\r\n    <span class=\"p\">}<\/span>\r\n\r\n    <span class=\"nx\">_showResults<\/span><span class=\"p\">(<\/span><span class=\"nx\">snap<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"nx\">snap<\/span><span class=\"p\">.<\/span><span class=\"nx\">forEach<\/span><span class=\"p\">((<\/span><span class=\"nx\">doc<\/span><span class=\"p\">)<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"p\">{<\/span>\r\n            <span class=\"kd\">const<\/span> <span class=\"nx\">sendData<\/span> <span class=\"o\">=<\/span> <span class=\"p\">{<\/span>\r\n                <span class=\"na\">index<\/span><span class=\"p\">:<\/span> <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">index<\/span><span class=\"p\">,<\/span>\r\n                <span class=\"na\">type<\/span><span class=\"p\">:<\/span> <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">type<\/span><span class=\"p\">,<\/span>\r\n                <span class=\"na\">id<\/span><span class=\"p\">:<\/span> <span class=\"nx\">doc<\/span><span class=\"p\">.<\/span><span class=\"nx\">id<\/span><span class=\"p\">,<\/span>\r\n                <span class=\"na\">body<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n                    <span class=\"na\">name<\/span><span class=\"p\">:<\/span> <span class=\"nx\">doc<\/span><span class=\"p\">.<\/span><span class=\"nx\">data<\/span><span class=\"p\">().<\/span><span class=\"nx\">name<\/span><span class=\"p\">,<\/span>\r\n                    <span class=\"na\">text<\/span><span class=\"p\">:<\/span> <span class=\"nx\">doc<\/span><span class=\"p\">.<\/span><span class=\"nx\">data<\/span><span class=\"p\">().<\/span><span class=\"nx\">text<\/span><span class=\"p\">,<\/span>\r\n                    <span class=\"na\">updatedAt<\/span><span class=\"p\">:<\/span> <span class=\"nx\">doc<\/span><span class=\"p\">.<\/span><span class=\"nx\">data<\/span><span class=\"p\">().<\/span><span class=\"nx\">updatedAt<\/span><span class=\"p\">,<\/span>\r\n                    <span class=\"na\">createdAt<\/span><span class=\"p\">:<\/span> <span class=\"nx\">doc<\/span><span class=\"p\">.<\/span><span class=\"nx\">data<\/span><span class=\"p\">().<\/span><span class=\"nx\">createdAt<\/span><span class=\"p\">,<\/span>\r\n                <span class=\"p\">},<\/span>  <span class=\"c1\">\/\/ body\u306b\u4f55\u3092\u9001\u308b\u304b\u306f\u5225\u9014\u8003\u3048\u308b\u3002index, type, collection\u306fclass\u306e\u5916\u3067\u5b9a\u7fa9\u51fa\u6765\u308b\u3088\u3046\u306b\u3057\u305f\u306e\u3067\u3001\u3053\u308c\u3082\u5207\u308a\u51fa\u3057\u305f\u3044<\/span>\r\n            <span class=\"p\">}<\/span>\r\n            <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">_sendDataToElasticsearch<\/span><span class=\"p\">(<\/span><span class=\"nx\">sendData<\/span><span class=\"p\">)<\/span>\r\n            <span class=\"c1\">\/\/ \u8fd4\u308a\u5024\u3092\u7528\u610f\u3057\u3066\u3001firestore\u306e\u30d5\u30e9\u30b0\u5909\u66f4\u306e\u95a2\u6570\u306e\u767a\u706b\u3092\u5236\u5fa1\u3057\u305f\u65b9\u304c\u826f\u3044\u304b\u3082\u3057\u308c\u306a\u3044<\/span>\r\n            <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">_updateFlagInFirestore<\/span><span class=\"p\">(<\/span><span class=\"nx\">doc<\/span><span class=\"p\">)<\/span>\r\n        <span class=\"p\">})<\/span>\r\n    <span class=\"p\">}<\/span>\r\n\r\n    <span class=\"nx\">_sendDataToElasticsearch<\/span><span class=\"p\">(<\/span><span class=\"nx\">sendData<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"cm\">\/*\r\n         * firestore\u3067\u5909\u66f4\u3055\u308c\u305f\u30c7\u30fc\u30bf\u3092Elasticsearch\u306b\u9001\u4fe1\u3059\u308b\u95a2\u6570\r\n        *\/<\/span>\r\n        <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">esc<\/span><span class=\"p\">.<\/span><span class=\"nx\">index<\/span><span class=\"p\">(<\/span><span class=\"nx\">sendData<\/span><span class=\"p\">,<\/span> <span class=\"kd\">function<\/span> <span class=\"p\">(<\/span><span class=\"nx\">error<\/span><span class=\"p\">,<\/span> <span class=\"nx\">response<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n            <span class=\"k\">if<\/span><span class=\"p\">(<\/span><span class=\"nx\">_<\/span><span class=\"p\">.<\/span><span class=\"nx\">isUndefined<\/span><span class=\"p\">(<\/span><span class=\"nx\">error<\/span><span class=\"p\">)){<\/span>\r\n                <span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nx\">log<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">_sendDataToElasticsearch: success<\/span><span class=\"dl\">'<\/span><span class=\"p\">)<\/span>\r\n            <span class=\"p\">}<\/span><span class=\"k\">else<\/span><span class=\"p\">{<\/span>\r\n                <span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nx\">log<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">_sendDataToElasticsearch: failed<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span> <span class=\"nx\">error<\/span><span class=\"p\">)<\/span>\r\n            <span class=\"p\">}<\/span>\r\n        <span class=\"p\">}.<\/span><span class=\"nx\">bind<\/span><span class=\"p\">(<\/span><span class=\"k\">this<\/span><span class=\"p\">));<\/span>\r\n    <span class=\"p\">}<\/span>\r\n\r\n    <span class=\"nx\">_updateFlagInFirestore<\/span><span class=\"p\">(<\/span><span class=\"nx\">doc<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"cm\">\/*\r\n         * firestore\u306e\u5404\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306b\u30b9\u30c6\u30fc\u30bf\u30b9\u7ba1\u7406\u7528\u306efield\u3092\u7528\u610f\u3057\u3066\u3044\u308b\u3002\r\n         * Elasticsearch\u306b\u30c7\u30fc\u30bf\u3092\u66f4\u65b0\u3057\u7d42\u308f\u3063\u305f\u3089\u3001firestore\u306e\u30b9\u30c6\u30fc\u30bf\u30b9\u7ba1\u7406field\u306b\r\n         * \u30b9\u30c6\u30fc\u30bf\u30b9\u5909\u66f4\u3092\u66f8\u304d\u8fbc\u307f\u306b\u884c\u304f\u95a2\u6570\r\n        *\/<\/span>\r\n        <span class=\"k\">return<\/span> <span class=\"nx\">firebase<\/span><span class=\"p\">.<\/span><span class=\"nx\">firestore<\/span><span class=\"p\">().<\/span><span class=\"nx\">collection<\/span><span class=\"p\">(<\/span><span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">collection<\/span><span class=\"p\">).<\/span><span class=\"nx\">doc<\/span><span class=\"p\">(<\/span><span class=\"nx\">doc<\/span><span class=\"p\">.<\/span><span class=\"nx\">id<\/span><span class=\"p\">).<\/span><span class=\"nx\">update<\/span><span class=\"p\">({<\/span>\r\n            <span class=\"dl\">'<\/span><span class=\"s1\">ES_STATE<\/span><span class=\"dl\">'<\/span><span class=\"p\">:<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">DONE<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"p\">})<\/span>\r\n        <span class=\"p\">.<\/span><span class=\"nx\">then<\/span><span class=\"p\">(<\/span><span class=\"kd\">function<\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\r\n            <span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nx\">log<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">_updateFlagInFirestore: success<\/span><span class=\"dl\">'<\/span><span class=\"p\">);<\/span>\r\n        <span class=\"p\">})<\/span>\r\n        <span class=\"p\">.<\/span><span class=\"k\">catch<\/span><span class=\"p\">(<\/span><span class=\"kd\">function<\/span><span class=\"p\">(<\/span><span class=\"nx\">error<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n            <span class=\"c1\">\/\/ The document probably doesn't exist.<\/span>\r\n            <span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nx\">error<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">_updateFlagInFirestore: failed<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span> <span class=\"nx\">error<\/span><span class=\"p\">);<\/span>\r\n        <span class=\"p\">});<\/span>\r\n    <span class=\"p\">}<\/span>\r\n\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"nx\">exports<\/span><span class=\"p\">.<\/span><span class=\"nx\">init<\/span> <span class=\"o\">=<\/span> <span class=\"kd\">function<\/span><span class=\"p\">(<\/span><span class=\"nx\">esc<\/span><span class=\"p\">,<\/span> <span class=\"nx\">collection<\/span><span class=\"p\">,<\/span> <span class=\"nx\">index<\/span><span class=\"p\">,<\/span> <span class=\"nx\">type<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"k\">new<\/span> <span class=\"nx\">Registration<\/span><span class=\"p\">(<\/span><span class=\"nx\">esc<\/span><span class=\"p\">,<\/span> <span class=\"nx\">collection<\/span><span class=\"p\">,<\/span> <span class=\"nx\">index<\/span><span class=\"p\">,<\/span> <span class=\"nx\">type<\/span><span class=\"p\">).<\/span><span class=\"nx\">init<\/span><span class=\"p\">();<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>\u5b9e\u9645\u4e0a\uff0c\u4f20\u9012\u7684\u67e5\u8be2\u9700\u8981\u7ecf\u8fc7\u9a8c\u8bc1\uff0c\u8fd8\u9700\u8981\u5904\u7406\u8bfb\u5199\u5931\u8d25\u65f6\u7684\u5f02\u5e38\u60c5\u51b5\u7b49\uff0c\u6709\u5f88\u591a\u4e8b\u60c5\u8981\u8003\u8651\uff0c\u4f46\u73b0\u5728\u5148\u4e0d\u8003\u8651\u3002<br \/>\n\u5982\u679c\u60a8\u9700\u8981\u521b\u5efa\u7684\u670d\u52a1\u80fd\u591f\u5b9e\u73b0\uff0c\u6211\u4eec\u53ef\u4ee5\u518d\u8fdb\u4e00\u6b65\u8003\u8651\u3002<br \/>\n\u6b64\u5916\uff0c\u672c\u6b21\u53ea\u521b\u5efa\u4e86\u7b80\u5355\u7684\u641c\u7d22\u67e5\u8be2\uff0c\u5982\u679c\u6709\u66f4\u590d\u6742\u7684\u9700\u6c42\uff0c\u5982\u62fc\u5199\u9519\u8bef\u5904\u7406\u7b49\uff0c\u6211\u4eec\u4e5f\u53ef\u4ee5\u505a\u4e00\u4e9b\u5176\u4ed6\u7684\u4e8b\u60c5\u3002<\/p>\n<h2>GAE<\/h2>\n<p>\u8fd9\u6837\u4e00\u6765\uff0c<\/p>\n<pre class=\"post-pre\"><code>node app.js\r\n<\/code><\/pre>\n<p>\u867d\u7136\u4e5f\u53ef\u4ee5\uff0c\u4f46\u6211\u4f1a\u5728GAE\u4e0a\u90e8\u7f72\u3002<br \/>\n\u5982\u679c\u53ea\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u540e\u7aef\u670d\u52a1\uff0c\u514d\u8d39\u989d\u5ea6\u5e94\u8be5\u53ef\u4ee5\u6ee1\u8db3\u9700\u6c42\uff0c\u800c\u4e14\u4e5f\u4e0d\u9700\u8981\u8003\u8651\u6269\u5c55\u7b49\u95ee\u9898\uff0c\u6240\u4ee5GAE\u4f3c\u4e4e\u662f\u4e2a\u4e0d\u9519\u7684\u9009\u62e9\u3002<br \/>\n\u524d\u7aef\u4f7f\u7528\u539f\u751f\u5e94\u7528\uff0c\u540e\u7aef\u4f7f\u7528GAE\uff0c\u6570\u636e\u5e93\u4f7f\u7528firebase\uff0c\u56e0\u6b64\u6211\u4eec\u53ea\u9700\u8981\u7ba1\u7406\u4ee3\u7801\uff0c\u800c\u4e14\u5373\u4f7f\u4eba\u624b\u8f83\u5c11\u4e5f\u66f4\u5bb9\u6613\u5f00\u53d1\u670d\u52a1\uff08\u867d\u7136\u6ca1\u6709\u6b63\u5f0f\u7684\u5f00\u53d1\u7ecf\u9a8c\uff09\u3002<br \/>\n\u5bf9\u4e8eweb\u5e94\u7528\u800c\u8a00\uff0c\u7531\u4e8efirebase\u53ef\u4ee5\u63d0\u4f9bhosting\u529f\u80fd\uff0c\u6240\u4ee5\u5e94\u8be5\u57fa\u672c\u6ca1\u6709\u95ee\u9898\u3002<br \/>\n\u800c\u4e14\u901a\u8fc7\u4f7f\u7528cloud function\uff0c\u751a\u81f3\u53ef\u4ee5\u5b9e\u73b0SSR\uff0c\u56e0\u6b64\u5373\u4f7f\u662f\u5bf9\u4e8e\u9700\u8981\u5feb\u901f\u52a0\u8f7d\u7684\u670d\u52a1\uff0c\u4e5f\u80fd\u63d0\u4f9b\u652f\u6301\u5427\u3002<br \/>\n\u55ef\uff0c\u5728\u8fdb\u884c\u529f\u80fd\u6d4b\u8bd5\u65f6\uff0c\u4f7f\u7528node\u5c31\u8db3\u591f\u4e86\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"na\">runtime<\/span><span class=\"pi\">:<\/span> <span class=\"s\">nodejs<\/span>\r\n<span class=\"na\">env<\/span><span class=\"pi\">:<\/span> <span class=\"s\">flex<\/span>\r\n<span class=\"na\">manual_scaling<\/span><span class=\"pi\">:<\/span>\r\n  <span class=\"na\">instances<\/span><span class=\"pi\">:<\/span> <span class=\"m\">1<\/span>\r\n<span class=\"na\">resources<\/span><span class=\"pi\">:<\/span>\r\n  <span class=\"na\">cpu<\/span><span class=\"pi\">:<\/span> <span class=\"m\">1<\/span>\r\n  <span class=\"na\">memory_gb<\/span><span class=\"pi\">:<\/span> <span class=\"m\">0.5<\/span>\r\n  <span class=\"na\">disk_size_gb<\/span><span class=\"pi\">:<\/span> <span class=\"m\">10<\/span>\r\n<\/code><\/pre>\n<p>\u7531\u4e8e\u5f53\u524d\u72b6\u6001\u53ea\u662f\u4e2a\u73a9\u5177\uff0c\u6240\u4ee5 YAML \u53ef\u4ee5\u8fd9\u6837\u8bbe\u7f6e\u6ca1\u95ee\u9898\u3002<br \/>\n\u5f53\u901a\u8fc7 gcloud \u4ece\u547d\u4ee4\u884c\u754c\u9762\u90e8\u7f72\u65f6\uff0c\u5982\u679c\u4f7f\u7528\u7684\u662f\u672a\u5f00\u542f\u8ba1\u8d39\u7684\u5e10\u6237\uff0c\u4f1a\u51fa\u73b0\u8981\u6c42\u8bbe\u7f6e\u8ba1\u8d39\u5e10\u6237\u7684\u9519\u8bef\uff0c\u6240\u4ee5\u5982\u679c\u4e0d\u559c\u6b22\u7684\u8bdd\uff0c\u53ef\u4ee5\u4f7f\u7528 Heroku \u6216\u5176\u4ed6\u670d\u52a1\u3002<br \/>\n\u53ea\u662f\u6e38\u73a9\u7684\u8bdd\uff0c\u7406\u5e94\u5145\u5206\u6ee1\u8db3 GAE \u514d\u8d39\u989d\u5ea6\u7684\u9700\u6c42\u3002<\/p>\n<h2>\u9ad8\u7ea7\u4e2d\u5b66\u6bd5\u4e1a\u6587\u51ed<\/h2>\n<p>\u5728GCE\u4e2d\uff0c\u60a8\u53ef\u4ee5\u901a\u8fc7\u4e00\u4e2a\u6309\u94ae\u542f\u52a8Elasticsearch\u3002<br \/>\n\u867d\u7136GCE\u662f\u4ed8\u8d39\u7684\uff0c\u4f46\u53ea\u662f\u7528\u6765\u73a9\u800d\u7684\u8bdd\uff0c\u6211\u8ba4\u4e3a\u53ef\u4ee5\u53c2\u8003\u8fd9\u91cc\u7684\u6210\u672c\u611f\u3002<br \/>\n\u5982\u679c\u53ea\u662f\u60f3\u5728\u672c\u5730\u73a9\u73a9\u7684\u8bdd\uff0c\u53ef\u4ee5\u4ece\u8fd9\u91cc\u4e0b\u8f7d\uff0c<\/p>\n<pre class=\"post-pre\"><code>bin\/elasticsearch\r\n<\/code><\/pre>\n<p>\u6211\u8ba4\u4e3a\u53ea\u8981\u542f\u52a8\u5c31\u8db3\u591f\u4e86\u3002<\/p>\n<h2>React Native \u53cd\u5e94\u539f\u751f<\/h2>\n<p>\u4f7f\u7528React Native\u5c06\u6570\u636e\u5199\u5165\u5230Firestore\u975e\u5e38\u7b80\u5355\uff0c\u53ea\u9700\u8981\u4f7f\u7528add\u65b9\u6cd5\u5373\u53ef\u3002<br \/>\nReact Native\u7684\u4ee3\u7801\u6211\u653e\u5728\u8fd9\u91cc\u3002<br \/>\n\u7531\u4e8e\u8fd9\u4e2a\u4ee3\u7801\u672c\u8eab\u53ea\u662f\u8349\u7387\u5730\u5236\u4f5c\uff0c\u6240\u4ee5\u5982\u679c\u60f3\u8981\u8be6\u7ec6\u4e86\u89e3\u539f\u751f\u5e94\u7528\u7a0b\u5e8f\u7684\u5b9e\u73b0\u65b9\u6cd5\uff0c\u5efa\u8bae\u67e5\u770b\u5176\u4ed6\u6587\u7ae0\u3002\u6211\u4f1a\u5728\u5408\u9002\u7684\u65f6\u5019\u81ea\u5df1\u5199\u4e00\u7bc7\u6587\u7ae0\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nx\">doSearch<\/span> <span class=\"o\">=<\/span> <span class=\"k\">async<\/span> <span class=\"p\">(<\/span><span class=\"nx\">query<\/span><span class=\"p\">)<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"kd\">const<\/span> <span class=\"nx\">snap<\/span> <span class=\"o\">=<\/span> <span class=\"k\">await<\/span> <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">ref<\/span><span class=\"p\">.<\/span><span class=\"nx\">add<\/span><span class=\"p\">(<\/span><span class=\"nx\">query<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"kd\">const<\/span> <span class=\"nx\">key<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">snap<\/span><span class=\"p\">.<\/span><span class=\"nx\">id<\/span><span class=\"p\">;<\/span>\r\n    <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">unsubscribe<\/span> <span class=\"o\">=<\/span> <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">ref_res<\/span><span class=\"p\">.<\/span><span class=\"nx\">doc<\/span><span class=\"p\">(<\/span><span class=\"nx\">key<\/span><span class=\"p\">).<\/span><span class=\"nx\">onSnapshot<\/span><span class=\"p\">(<\/span><span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nx\">showResults<\/span><span class=\"p\">);<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>\u4ec5\u9700\u4ee5\u4e0b\u6b65\u9aa4\uff0c\u60a8\u4fbf\u53ef\u4ee5\u4f7f\u7528Elasticsearch\u3002<br \/>\n\u5bf9\u4e8eFirestore\u67e5\u8be2\uff0c\u6211\u4eec\u5c06\u9650\u5236\u5728\u6700\u4f4e\u9650\u5ea6\u4e0a\uff0c\u5c06\u5fc5\u8981\u7684\u641c\u7d22\u4efb\u52a1\u4ea4\u7ed9Elasticsearch\u5904\u7406\u3002<\/p>\n<h1>\u603b\u7ed3<\/h1>\n<p>\u6211\u8ba4\u4e3a\u53ef\u80fd\u8fd8\u6709\u4e00\u4e9b\u6211\u4eec\u65e0\u6cd5\u5b8c\u5168\u638c\u63e1\u7684\u90e8\u5206\uff0c\u4f46\u6211\u89c9\u5f97Firebase\u975e\u5e38\u65b9\u4fbf\u3002<br \/>\n\u5bf9\u4e8e\u6211\u4eec\u65e0\u6cd5\u638c\u63e1\u7684\u90e8\u5206\uff0c\u6211\u8ba4\u4e3a\u6211\u4eec\u53ef\u4ee5\u5728\u5176\u4ed6\u5730\u65b9\u8865\u5145\u3002<br \/>\n\u5c31\u50cf\u8fd9\u4e2a\u4f8b\u5b50\uff0c\u5982\u679c\u6211\u4eec\u4f9d\u8d56Elasticsearch\uff0c\u95ee\u9898\u53ef\u80fd\u5c31\u53ef\u4ee5\u89e3\u51b3\u4e86\u3002<\/p>\n<p>\u53e6\u5916\uff0c\u5373\u4f7f\u5728\u8fd9\u6b21\u4f7f\u7528\u65b9\u5f0f\u4e0a\u4e0d\u540c\uff0c\u5f53\u6211\u4eec\u5e0c\u671b\u5728\u590d\u6742\u7684\u5173\u7cfb\u578b\u6570\u636e\u5e93\uff08RDB\uff09\u8fdb\u884c\u5206\u6790\u65f6\uff0c\u6211\u4eec\u4e5f\u53ef\u4ee5\u5148\u52aa\u529b\u7f16\u5199SQL\uff0c\u7136\u540e\u5c06\u6570\u636e\u5168\u90e8\u5bfc\u5165\u5230\u975e\u5173\u7cfb\u578b\u6570\u636e\u5e93\uff08NOSQL\uff09\u4e2d\uff0c\u5e76\u901a\u8fc7Elasticsearch\u8fdb\u884c\u4e00\u5b9a\u7a0b\u5ea6\u7684\u8bc4\u5206\u7b49\u5904\u7406\uff0c\u4ee5\u4fbf\u5c06\u6570\u636e\u8f6c\u6362\u4e3a\u66f4\u6613\u5904\u7406\u7684\u5f62\u5f0f\u3002\u6b63\u5e38\u60c5\u51b5\u4e0b\uff0c\u5982\u679c\u9047\u5230\u8fd9\u79cd\u60c5\u51b5\uff0c\u91cd\u65b0\u8bbe\u8ba1\u6570\u636e\u5e93\u53ef\u80fd\u4f1a\u66f4\u597d\uff0c\u4f46\u6211\u8fd8\u662f\u62b1\u6709\u671f\u671b\u3002<\/p>\n<p>\u6700\u8fd1\u60f3\u505a\u7684\u4e8b\u60c5\u592a\u591a\u4e86\uff0c\u611f\u89c9\u6162\u6162\u8d76\u4e0d\u4e0a\u4e86\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5f15\u8a00 \u7531\u4e8eFirestore\u7684\u67e5\u8be2\u529f\u80fd\u8f83\u4e3a\u7e41\u7410\uff0c\u6211\u5f00\u59cb\u7814\u7a76\u5982\u4f55\u4f7f\u7528Elasticsearch\u8fdb\u884c\u5168\u6587\u641c\u7d22\u6570\u636e\u3002 [&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-41329","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>\u5929\u7f51\u6062\u6062\uff0c\u758f\u800c\u4e0d\u6f0f\uff0c\u5168\u6587\u641c\u7d22 Firestore + Elasticsearch + React Native - 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\/\u5929\u7f51\u6062\u6062\uff0c\u758f\u800c\u4e0d\u6f0f\uff0c\u5168\u6587\u641c\u7d22-firestore-elasticsearch-react-native\u3002\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u5929\u7f51\u6062\u6062\uff0c\u758f\u800c\u4e0d\u6f0f\uff0c\u5168\u6587\u641c\u7d22 Firestore + Elasticsearch + React Native\" \/>\n<meta property=\"og:description\" content=\"\u5f15\u8a00 \u7531\u4e8eFirestore\u7684\u67e5\u8be2\u529f\u80fd\u8f83\u4e3a\u7e41\u7410\uff0c\u6211\u5f00\u59cb\u7814\u7a76\u5982\u4f55\u4f7f\u7528Elasticsearch\u8fdb\u884c\u5168\u6587\u641c\u7d22\u6570\u636e\u3002 [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/\u5929\u7f51\u6062\u6062\uff0c\u758f\u800c\u4e0d\u6f0f\uff0c\u5168\u6587\u641c\u7d22-firestore-elasticsearch-react-native\u3002\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - 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