{"id":30,"date":"2022-02-08T16:31:30","date_gmt":"2022-02-08T07:31:30","guid":{"rendered":"https:\/\/engineering.webstudio168.jp\/?p=30"},"modified":"2022-03-18T11:41:06","modified_gmt":"2022-03-18T02:41:06","slug":"firebase-js-sdk-%e3%83%90%e3%83%bc%e3%82%b8%e3%83%a7%e3%83%b3-9%e3%81%a7cloud-firestore%e3%81%ab%e6%8e%a5%e7%b6%9a%e3%81%99%e3%82%8b%e3%81%ab%e3%81%af","status":"publish","type":"post","link":"https:\/\/engineering.webstudio168.jp\/blog\/firebase-js-sdk-%e3%83%90%e3%83%bc%e3%82%b8%e3%83%a7%e3%83%b3-9%e3%81%a7cloud-firestore%e3%81%ab%e6%8e%a5%e7%b6%9a%e3%81%99%e3%82%8b%e3%81%ab%e3%81%af\/","title":{"rendered":"Firebase JS SDK \u30d0\u30fc\u30b8\u30e7\u30f3 9\u3067Cloud Firestore\u306b\u63a5\u7d9a\u3059\u308b\u306b\u306f"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_86 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">\u76ee\u6b21<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 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href=\"https:\/\/engineering.webstudio168.jp\/blog\/firebase-js-sdk-%e3%83%90%e3%83%bc%e3%82%b8%e3%83%a7%e3%83%b3-9%e3%81%a7cloud-firestore%e3%81%ab%e6%8e%a5%e7%b6%9a%e3%81%99%e3%82%8b%e3%81%ab%e3%81%af\/#%EF%BC%88%EF%BC%92%EF%BC%89%E3%82%B3%E3%83%BC%E3%83%89%E5%86%85%E3%81%A7Firebase_%E3%82%92%E5%88%9D%E6%9C%9F%E5%8C%96%E3%80%81Firebase%E3%82%A2%E3%83%97%E3%83%AA%E3%82%AA%E3%83%96%E3%82%B8%E3%82%A7%E3%82%AF%E3%83%88%E3%82%92%E4%BD%9C%E6%88%90\" >\uff08\uff12\uff09\u30b3\u30fc\u30c9\u5185\u3067Firebase \u3092\u521d\u671f\u5316\u3001Firebase\u30a2\u30d7\u30ea\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4f5c\u6210<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/engineering.webstudio168.jp\/blog\/firebase-js-sdk-%e3%83%90%e3%83%bc%e3%82%b8%e3%83%a7%e3%83%b3-9%e3%81%a7cloud-firestore%e3%81%ab%e6%8e%a5%e7%b6%9a%e3%81%99%e3%82%8b%e3%81%ab%e3%81%af\/#%EF%BC%88%EF%BC%93%EF%BC%89Reac_Native%E3%82%A2%E3%83%97%E3%83%AA%E3%81%8B%E3%82%89_Firebase_%E3%81%AB%E3%82%A2%E3%82%AF%E3%82%BB%E3%82%B9%E3%81%99%E3%82%8B\" >\uff08\uff13\uff09Reac Native\u30a2\u30d7\u30ea\u304b\u3089 Firebase \u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b<\/a><\/li><\/ul><\/nav><\/div>\n\n<p class=\"wp-block-paragraph\">Firebase\u516c\u5f0f\u30b5\u30a4\u30c8\u306e\u5b9f\u88c5\u30ac\u30a4\u30c9\u306b\u5f93\u3063\u3066React Native\u306e\u30a2\u30d7\u30ea\u304b\u3089Cloud Firestore\u306b\u63a5\u7d9a\u3057\u3066\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u53d6\u5f97\u3057\u3066\u307f\u307e\u3057\u305f\u3002<br>Firebase\u516c\u5f0f\u306e\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u306f<a href=\"https:\/\/firebase.google.com\/docs\/web\/setup?hl=ja\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/firebase.google.com\/docs\/web\/setup?hl=ja<\/a>\u306b\u63b2\u8f09\u3055\u308c\u3066\u3044\u308b\u3082\u306e\u306b\u51fa\u6765\u308b\u3060\u3051\u6cbf\u3063\u305f\u306e\u3067\u3001\u306a\u304b\u306a\u304b\u63a5\u7d9a\u3067\u304d\u306a\u3044\u65b9\u306f\u53c2\u8003\u306b\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002\u305f\u3060\u3001TypeScript\u3067\u306f\u306a\u304fJavaScript\u306a\u306e\u3067\u305d\u306e\u70b9\u3054\u4e86\u627f\u304f\u3060\u3055\u3044\u307e\u305b\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\uff11-firebase-sdk\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\"><span class=\"ez-toc-section\" id=\"%EF%BC%88%EF%BC%91%EF%BC%89Firebase_SDK%E3%81%AE%E3%82%A4%E3%83%B3%E3%82%B9%E3%83%88%E3%83%BC%E3%83%AB\"><\/span>\uff08\uff11\uff09Firebase SDK\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u308c\u306f\u554f\u984c\u306a\u3044\u306e\u3067\u3055\u3089\u3063\u3068\u3044\u304d\u307e\u3057\u3087\u3046\u3002React Native\u30a2\u30d7\u30ea\u306e\u30eb\u30fc\u30c8\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u3001Expo\u306a\u3089Expo\u30a2\u30d7\u30ea\u306e\u30eb\u30fc\u30c8\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u3067\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3059\u308b\u3060\u3051\u3067\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-plain\"><code>npm install firebase<\/code><\/pre><\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\uff12-\u30b3\u30fc\u30c9\u5185\u3067firebase-\u3092\u521d\u671f\u5316-firebase-\u30a2\u30d7\u30ea-\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4f5c\u6210\"><span class=\"ez-toc-section\" id=\"%EF%BC%88%EF%BC%92%EF%BC%89%E3%82%B3%E3%83%BC%E3%83%89%E5%86%85%E3%81%A7Firebase_%E3%82%92%E5%88%9D%E6%9C%9F%E5%8C%96%E3%80%81Firebase%E3%82%A2%E3%83%97%E3%83%AA%E3%82%AA%E3%83%96%E3%82%B8%E3%82%A7%E3%82%AF%E3%83%88%E3%82%92%E4%BD%9C%E6%88%90\"><\/span>\uff08\uff12\uff09\u30b3\u30fc\u30c9\u5185\u3067Firebase \u3092\u521d\u671f\u5316\u3001Firebase\u30a2\u30d7\u30ea\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4f5c\u6210<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Firebase\u3092\u521d\u671f\u5316\u3057\u3066\u3001Firebase\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u751f\u6210\u3057\u307e\u3059\u3002<br>\u30b3\u30fc\u30c9\u3092\u898b\u305f\u65b9\u304c\u65e9\u3044\u3068\u601d\u3044\u307e\u3059\u306e\u3067\u63b2\u8f09\u3057\u3066\u304a\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-js\" data-file=\"App.js\" data-lang=\"JavaScript\"><code>import { StyleSheet, Text, View } from &#39;react-native&#39;;\nimport { initializeApp } from &#39;firebase\/app&#39;; \/\/ firebase\/app\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u30a4\u30f3\u30dd\u30fc\u30c8\nimport { getFirestore, collection, getDocs } from &#39;firebase\/firestore\/lite&#39;; \/\/ firestore\u3092\u30a4\u30f3\u30dd\u30fc\u30c8\n\nconst firebaseConfig = {\n  apiKey: &quot;YOUR-API-KEY&quot;, \/\/ API\u30ad\u30fc\u3092\u6307\u5b9a\n  authDomain: &quot;FbPJ-ID.firebaseapp.com&quot;, \/\/ \u7ba1\u7406\u30c9\u30e1\u30a4\u30f3\n  databaseURL: &quot;FbPJ-ID-default-rtdb.firebaseio.com&quot;, \/\/ databaseURL\u2190\u7ba1\u7406\u753b\u9762\u306b\u306a\u3044\u5834\u5408\u304c\u3042\u308b\u306e\u3067\u6ce8\u610f\n  projectId: &quot;FbPJ-ID&quot;, \/\/ \u30d7\u30ed\u30b8\u30a7\u30af\u30c8ID\n  storageBucket: &quot;FbPJ-ID.appspot.com&quot;, \/\/ \n  messagingSenderId: &quot;SENDER-ID&quot;, \/\/ \u30e1\u30c3\u30bb\u30fc\u30b8sender ID\n  appId: &quot;1:0000000000000:web:0000000000000000000&quot;, \/\/ \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3ID\n  measurementId: &quot;G-XWZ66T75S0&quot; \/\/ \n};\n\nconst app = initializeApp(firebaseConfig);\nconst db = getFirestore(app);<\/code><\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u516c\u5f0f\u30b5\u30f3\u30d7\u30eb\u3067\u306fCloud Firestore Lite SDK\u3092\u4f7f\u3063\u3066\u3044\u305f\u306e\u3067\u305d\u306e\u307e\u307e\u6d41\u7528\u3057\u3066\u3044\u307e\u3059\u3002<br>\u3053\u306e\u90e8\u5206\u3067\u3059\u306d\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-js\" data-file=\"App.js\" data-lang=\"JavaScript\"><code>import { getFirestore, collection, getDocs } from &#39;firebase\/firestore\/lite&#39;;<\/code><\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Cloud Firestore Lite SDK\u306b\u3064\u3044\u3066\u306f<a rel=\"noreferrer noopener\" href=\"https:\/\/firebase.google.com\/docs\/firestore\/solutions\/firestore-lite\" target=\"_blank\">https:\/\/firebase.google.com\/docs\/firestore\/solutions\/firestore-lite<\/a>\u306b\u8a18\u8f09\u304c\u3042\u308b\u306e\u3067\u4e00\u5fdc\u30ea\u30f3\u30af\u3092\u8cbc\u3063\u3066\u304a\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3042\u3068\u3001firebaseConfig\u306edatabaseURL\u304c\u306a\u3044\u3063\uff01\u3068\u3044\u3046\u65b9\u306f\u3001\u5225\u8a18\u4e8b\u306b\u307e\u3068\u3081\u305f\u306e\u3067\u4f75\u305b\u3066\u3054\u53c2\u7167\u304f\u3060\u3055\u3044\u3002\u300e<a href=\"https:\/\/engineering.webstudio168.jp\/blog\/firebase%e3%81%a7databaseurl%e3%81%8c%e8%a6%8b%e5%bd%93%e3%81%9f%e3%82%89%e3%81%aa%e3%81%84%ef%bc%9f\/\">Firebase\u3067databaseURL\u304c\u898b\u5f53\u305f\u3089\u306a\u3044\uff1f<\/a>\u300f\u5730\u5473\u306b\u30cf\u30de\u308b\u306e\u3067databaseURL\u306f\u6ce8\u610f\u3057\u307e\u3057\u3087\u3046\u30fb\u30fb\u30fb<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\uff13-reac-native\u30a2\u30d7\u30ea\u304b\u3089-firebase-\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\"><span class=\"ez-toc-section\" id=\"%EF%BC%88%EF%BC%93%EF%BC%89Reac_Native%E3%82%A2%E3%83%97%E3%83%AA%E3%81%8B%E3%82%89_Firebase_%E3%81%AB%E3%82%A2%E3%82%AF%E3%82%BB%E3%82%B9%E3%81%99%E3%82%8B\"><\/span>\uff08\uff13\uff09Reac Native\u30a2\u30d7\u30ea\u304b\u3089 Firebase \u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5358\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u3060\u3051\u3060\u3068\u5473\u6c17\u306a\u3044\u306e\u3067\u3001Cloud Firestore\u304b\u3089\u30c7\u30fc\u30bf\u3092\u5f15\u3063\u5f35\u3063\u3066\u304d\u3066\u30a8\u30df\u30e5\u30ec\u30fc\u30bf\u30fc\u306e\u753b\u9762\u306b\u8868\u793a\u3057\u3066\u307f\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-js\" data-file=\"App.js\" data-lang=\"JavaScript\"><code>export default function App() {\n\n  const [cityList, setCityList] = useState([]);\n\n  useEffect(() =&gt; {\n    getFirebaseItems();\n  }, []);\n\n  const getFirebaseItems = async () =&gt; {\n    const citiesCol = collection(db, &#39;sample&#39;);\n    const citySnapshot = await getDocs(citiesCol);\n    const cityList = citySnapshot.docs.map(doc =&gt; doc.data());\n    setCityList(cityList);\n  }\n\n  const exporttest = cityList.map((city, index) =&gt; (\n    &lt;View key={index.toString()}&gt;\n      &lt;Text&gt;{city.name}&lt;\/Text&gt;\n    &lt;\/View&gt;\n  ));\n\n  return (\n    &lt;View style={styles.container}&gt;\n      {exporttest}\n      &lt;StatusBar style=&quot;auto&quot; \/&gt;\n    &lt;\/View&gt;\n  );\n}\n\nconst styles = StyleSheet.create({\n  container: {\n    flex: 1,\n    backgroundColor: &#39;#fff&#39;,\n    alignItems: &#39;center&#39;,\n    justifyContent: &#39;center&#39;,\n  },\n});<\/code><\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u30dd\u30a4\u30f3\u30c8\u306f<code>collection(db, 's<\/code>ample&#8217;);\u3068<code>await getDocs(citiesCol);<\/code>\u3067\u3059\u304b\u306d\u3002\u30d0\u30fc\u30b8\u30e7\u30f38\u3068\u547c\u3073\u51fa\u3057\u65b9\u304c\u7570\u306a\u3063\u3066\u3044\u308b\u3053\u3068\u306b\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u305d\u3082\u305d\u3082\uff08\uff12\uff09\u3067\u7d39\u4ecb\u3057\u305f\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u4f5c\u6210\u90e8\u5206\uff08<code>getFirestore(app);<\/code>\uff09\u304b\u3089\u9055\u3044\u307e\u3059\u306d\u3002\u3002\u3002Firebase JS SDK \u30d0\u30fc\u30b8\u30e7\u30f3 8\u30847\u3068\u306f\u30ac\u30e9\u3063\u3068\u5909\u308f\u3063\u3066\u3057\u307e\u3063\u3066\u3044\u308b\u306e\u304c\u5206\u304b\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f5c\u6210\u3057\u305fApp.js\u306e\u5168\u6587\u3092\u8f09\u305b\u307e\u3059\u3068\u3001<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-js\" data-file=\"App.js\" data-lang=\"JavaScript\"><code>import React, { useEffect, useState } from &#39;react&#39;;\nimport { StatusBar } from &#39;expo-status-bar&#39;;\nimport { StyleSheet, Text, View } from &#39;react-native&#39;;\nimport { initializeApp } from &#39;firebase\/app&#39;;\nimport { getFirestore, collection, getDocs } from &#39;firebase\/firestore\/lite&#39;;\n\nconst firebaseConfig = {\n  apiKey: &quot;YOUR-API-KEY&quot;,\n  authDomain: &quot;FbPJ-ID.firebaseapp.com&quot;,\n  databaseURL: &quot;FbPJ-ID-default-rtdb.firebaseio.com&quot;,\n  projectId: &quot;FbPJ-ID&quot;,\n  storageBucket: &quot;FbPJ-ID.appspot.com&quot;,\n  messagingSenderId: &quot;SENDER-ID&quot;,\n  appId: &quot;1:0000000000000:web:0000000000000000000&quot;,\n  measurementId: &quot;G-XWZ66T75S0&quot;\n};\n\nconst app = initializeApp(firebaseConfig);\nconst db = getFirestore(app);\n\nexport default function App() {\n\n  const [cityList, setCityList] = useState([]);\n\n  useEffect(() =&gt; {\n    getFirebaseItems();\n  }, []);\n\n  const getFirebaseItems = async () =&gt; {\n    const citiesCol = collection(db, &#39;sample&#39;);\n    const citySnapshot = await getDocs(citiesCol);\n    const cityList = citySnapshot.docs.map(doc =&gt; doc.data());\n    setCityList(cityList);\n  }\n\n  const exporttest = cityList.map((city, index) =&gt; (\n    &lt;View key={index.toString()}&gt;\n      &lt;Text&gt;{city.name}&lt;\/Text&gt;\n    &lt;\/View&gt;\n  ));\n\n  return (\n    &lt;View style={styles.container}&gt;\n      {exporttest}\n      &lt;StatusBar style=&quot;auto&quot; \/&gt;\n    &lt;\/View&gt;\n  );\n}\n\nconst styles = StyleSheet.create({\n  container: {\n    flex: 1,\n    backgroundColor: &#39;#fff&#39;,\n    alignItems: &#39;center&#39;,\n    justifyContent: &#39;center&#39;,\n  },\n});<\/code><\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002firebaseConfig\u306e\u7b87\u6240\u3068collection(db, 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[&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":294,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"rop_custom_images_group":[],"rop_custom_messages_group":[],"rop_publish_now":"initial","rop_publish_now_accounts":[],"rop_publish_now_history":[],"rop_publish_now_status":"pending","_themeisle_gutenberg_block_has_review":false,"sitemap_hide":"","_veu_custom_css":"","veu_display_promotion_alert":"","vkexunit_cta_each_option":"","footnotes":""},"categories":[6],"tags":[3,8,4],"class_list":["post-30","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-react-native","tag-firebase","tag-javascript","tag-react-native"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Firebase JS SDK \u30d0\u30fc\u30b8\u30e7\u30f3 9\u3067Cloud Firestore\u306b\u63a5\u7d9a\u3059\u308b\u306b\u306f | 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