\n \ud604\ub300 \uc6f9 \uac1c\ubc1c\uc5d0\uc11c \ud074\ub77c\uc774\uc5b8\ud2b8\uc640 \uc11c\ubc84 \uac04\uc758 \ud1b5\uc2e0\uc740 \ub9e4\uc6b0 \uc911\uc694\ud55c \ubd80\ubd84\uc785\ub2c8\ub2e4. \ud2b9\ud788, \ub9ac\uc561\ud2b8(React)\uc640 \uac19\uc740 \ud504\ub860\ud2b8\uc5d4\ub4dc \ub77c\uc774\ube0c\ub7ec\ub9ac\ub97c \uc0ac\uc6a9\ud560 \ub54c, API\ub97c \ud1b5\ud55c \ub370\uc774\ud130 \uc694\uccad\uacfc \ucc98\ub9ac\ub294 \ub9e4\uc6b0 \uc77c\ubc18\uc801\uc778 \uc791\uc5c5\uc774 \ub429\ub2c8\ub2e4. \uc774 \uae00\uc5d0\uc11c\ub294 \ub9ac\uc561\ud2b8\ub97c \uc0ac\uc6a9\ud558\uc5ec JSON \uc11c\ubc84\ub098 Mock API\uc640 \ud1b5\uc2e0\ud558\ub294 \ubc29\ubc95\uc744 \uae4a\uc774 \uc788\uac8c \ub2e4\ub8e8\uaca0\uc2b5\ub2c8\ub2e4.\n <\/p>\n
\n API(\uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8 \ud504\ub85c\uadf8\ub798\ubc0d \uc778\ud130\ud398\uc774\uc2a4, Application Programming Interface)\ub294 \uc18c\ud504\ud2b8\uc6e8\uc5b4 \uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8 \uac04\uc758 \ud1b5\uc2e0\uc744 \uc704\ud55c \uc778\ud130\ud398\uc774\uc2a4\uc785\ub2c8\ub2e4. API\ub97c \ud1b5\ud574 \uc11c\ub85c \ub2e4\ub978 \uc2dc\uc2a4\ud15c\uc774 \ub370\uc774\ud130\ub97c \uc8fc\uace0\ubc1b\uac70\ub098 \uae30\ub2a5\uc744 \ud638\ucd9c\ud558\uc5ec \uc0c1\ud638\uc791\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc6f9\uc5d0\uc11c \uc0ac\uc6a9\ud558\ub294 API\ub294 \uc77c\ubc18\uc801\uc73c\ub85c REST(Representational State Transfer) \ubc29\uc2dd \ub610\ub294 GraphQL \ubc29\uc2dd\uc73c\ub85c \uc0dd\uc131\ub429\ub2c8\ub2e4.\n <\/p>\n
\n JSON \uc11c\ubc84\ub294 REST API\ub97c \uc27d\uac8c \uc0dd\uc131\ud560 \uc218 \uc788\ub3c4\ub85d \ub3c4\uc640\uc8fc\ub294 \ub3c4\uad6c\uc785\ub2c8\ub2e4. \ub2e8\uc21c\ud55c JSON \ud30c\uc77c\uc744 \uae30\ubc18\uc73c\ub85c RESTful API\ub97c \uc81c\uacf5\ud558\uba70, \ub370\uc774\ud130\ub97c CRUD(Create, Read, Update, Delete) \ubc29\uc2dd\uc73c\ub85c \uad00\ub9ac\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub97c \ud1b5\ud574 \ud504\ub860\ud2b8\uc5d4\ub4dc \uac1c\ubc1c\uc790\ub294 \uc27d\uac8c API\uc640 \uc0c1\ud638\uc791\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.\n <\/p>\n
\n JSON \uc11c\ubc84\ub294 Node.js\uc5d0\uc11c \uc2e4\ud589\ub418\ubbc0\ub85c, \uba3c\uc800 Node.js\uac00 \uc124\uce58\ub418\uc5b4 \uc788\uc5b4\uc57c \ud569\ub2c8\ub2e4. \uadf8 \ud6c4 \ub2e4\uc74c \uba85\ub839\uc5b4\ub97c \ud1b5\ud574 JSON \uc11c\ubc84\ub97c \uc124\uce58\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4:\n <\/p>\n
npm install -g json-server<\/code><\/pre>\n2.2 JSON \ud30c\uc77c \ub9cc\ub4e4\uae30<\/h3>\n
\n \uc544\ub798\uc640 \uac19\uc740 \ud615\uc2dd\uc758 db.json<\/code> \ud30c\uc77c\uc744 \uc0dd\uc131\ud569\ub2c8\ub2e4. \uc774 \ud30c\uc77c\uc740 API\uc5d0\uc11c \uc0ac\uc6a9\ud560 \ub370\uc774\ud130\uc758 \uc800\uc7a5\uc18c \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4.\n <\/p>\n{\n \"posts\": [\n { \"id\": 1, \"title\": \"\uccab \ubc88\uc9f8 \ud3ec\uc2a4\ud2b8\", \"author\": \"\ud64d\uae38\ub3d9\" },\n { \"id\": 2, \"title\": \"\ub450 \ubc88\uc9f8 \ud3ec\uc2a4\ud2b8\", \"author\": \"\uae40\uc218\ube48\" }\n ],\n \"comments\": [\n { \"id\": 1, \"postId\": 1, \"body\": \"\uc548\ub155\ud558\uc138\uc694!\" },\n { \"id\": 2, \"postId\": 2, \"body\": \"\uc88b\uc740 \ud558\ub8e8 \ub418\uc138\uc694!\" }\n ]\n }<\/code><\/pre>\n2.3 JSON \uc11c\ubc84 \uc2e4\ud589\ud558\uae30<\/h3>\n
\n JSON \uc11c\ubc84\ub97c \uc2e4\ud589\ud558\ub824\uba74 \ub2e4\uc74c \uba85\ub839\uc5b4\ub97c \uc785\ub825\ud569\ub2c8\ub2e4:\n <\/p>\n
json-server --watch db.json<\/code><\/pre>\n\n \uc774 \uba85\ub839\uc5b4\ub97c \ud1b5\ud574 \ub85c\uceec \uc11c\ubc84\uac00 \uc2dc\uc791\ub418\uba70, \uae30\ubcf8\uc801\uc73c\ub85c http:\/\/localhost:3000<\/code>\uc5d0\uc11c API\uc5d0 \uc811\uadfc\ud560 \uc218 \uc788\uac8c \ub429\ub2c8\ub2e4.\n <\/p>\n3. \ub9ac\uc561\ud2b8\uc5d0\uc11c API\uc5d0 fetch\ud558\uae30<\/h2>\n
\n \uc774\uc81c JSON \uc11c\ubc84\uac00 \uc2e4\ud589 \uc911\uc774\ubbc0\ub85c, \ub9ac\uc561\ud2b8 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0\uc11c API\uc640 \ud1b5\uc2e0\ud558\ub294 \ubc29\ubc95\uc744 \uc0b4\ud3b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4. \ub9ac\uc561\ud2b8 \ucef4\ud3ec\ub10c\ud2b8\uc5d0\uc11c \ub370\uc774\ud130\ub97c \uac00\uc838\uc624\uae30 \uc704\ud574 fetch<\/code> API\ub97c \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.\n <\/p>\n3.1 \ub9ac\uc561\ud2b8 \ucef4\ud3ec\ub10c\ud2b8 \uc0dd\uc131\ud558\uae30<\/h3>\n
\n \uc544\ub798\ub294 API\ub85c\ubd80\ud130 \ub370\uc774\ud130\ub97c \ubc1b\uc544\uc640\uc11c \ud45c\uc2dc\ud558\ub294 \uac04\ub2e8\ud55c \ub9ac\uc561\ud2b8 \ucef4\ud3ec\ub10c\ud2b8\uc785\ub2c8\ub2e4:\n <\/p>\n
import React, { useEffect, useState } from 'react';\n\n const Posts = () => {\n const [posts, setPosts] = useState([]);\n const [loading, setLoading] = useState(true);\n\n useEffect(() => {\n fetch('http:\/\/localhost:3000\/posts')\n .then(response => response.json())\n .then(data => {\n setPosts(data);\n setLoading(false);\n })\n .catch(error => console.error('API \ud638\ucd9c \uc911 \uc624\ub958 \ubc1c\uc0dd:', error));\n }, []);\n\n if (loading) {\n return \ub85c\ub529 \uc911...<\/div>;\n }\n\n return (\n \n \uac8c\uc2dc\uae00 \ubaa9\ub85d<\/h2>\n \n {posts.map(post => (\n - {post.title} - {post.author}<\/li>\n ))}\n <\/ul>\n <\/div>\n );\n };\n\n export default Posts;<\/code><\/pre>\n
3.2 \uc124\uba85<\/h3>\n
\n \uc704\uc758 \ucef4\ud3ec\ub10c\ud2b8\ub294 useEffect<\/code> \ud6c5\uc744 \uc0ac\uc6a9\ud558\uc5ec \ucef4\ud3ec\ub10c\ud2b8\uac00 \ub9c8\uc6b4\ud2b8\ub420 \ub54c API\ub97c \ud638\ucd9c\ud569\ub2c8\ub2e4. fetch<\/code> \ud568\uc218\ub97c \uc0ac\uc6a9\ud558\uc5ec http:\/\/localhost:3000\/posts<\/code> URL\uc5d0\uc11c \ub370\uc774\ud130\ub97c \uac00\uc838\uc624\uace0, \ubc1b\uc740 \ub370\uc774\ud130\ub294 setPosts<\/code>\ub97c \ud1b5\ud574 \uc0c1\ud0dc\uc5d0 \uc800\uc7a5\ud569\ub2c8\ub2e4. \ub85c\ub529 \uc0c1\ud0dc\ub294 loading<\/code> \ubcc0\uc218\ub97c \ud1b5\ud574 \uad00\ub9ac\ub418\uba70, \ub370\uc774\ud130\uac00 \ub85c\ub529 \uc911\uc77c \ub54c \ub85c\ub529 \uba54\uc2dc\uc9c0\ub97c \ubcf4\uc5ec\uc8fc\uace0, \ub370\uc774\ud130\uac00 \ubaa8\ub450 \ub85c\ub4dc\ub418\uba74 \ub9ac\uc2a4\ud2b8\ub97c \ucd9c\ub825\ud569\ub2c8\ub2e4.\n <\/p>\n4. Mock API \uc0ac\uc6a9\ud558\uae30<\/h2>\n
\n \uc2e4\uc81c API\ub97c \uc0ac\uc6a9\ud558\uae30 \uc804\uc5d0 Mock API\ub97c \uc0ac\uc6a9\ud558\ub294 \uac83\uc740 \ub9e4\uc6b0 \uc720\uc6a9\ud569\ub2c8\ub2e4. Mock API\ub294 \uc2e4\uc81c \uc11c\ubc84\uc640 \uc720\uc0ac\ud55c \ubc29\uc2dd\uc73c\ub85c \uc791\ub3d9\ud558\uc9c0\ub9cc, \uc989\uc2dc \uad6c\ud604\ud560 \uc218 \uc788\ub294 APIs\uc785\ub2c8\ub2e4. Postman, Mocky, MirageJS\uc640 \uac19\uc740 \ub3c4\uad6c\uac00 \uc788\uc2b5\ub2c8\ub2e4.\n <\/p>\n
4.1 MirageJS \uc608\uc81c<\/h3>\n
\n MirageJS\ub294 \ud504\ub860\ud2b8\uc5d4\ub4dc \uac1c\ubc1c\uc790\ub4e4\uc774 \ud14c\uc2a4\ud2b8\uc640 \uac1c\ubc1c\uc744 \uc704\ud55c API\ub97c \uc124\uc815\ud558\ub294 \ub370 \uc720\uc6a9\ud569\ub2c8\ub2e4. Mirage\ub97c \uc0ac\uc6a9\ud558\uc5ec API\ub97c \uc124\uc815\ud558\ub294 \ubc29\ubc95\uc744 \uc0b4\ud3b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.\n <\/p>\n
import { createServer } from 'miragejs';\n\n createServer({\n routes() {\n this.namespace = 'api';\n\n this.get('\/posts', () => {\n return [\n { id: 1, title: \"Mock API \uac8c\uc2dc\uae00 1\", author: \"\uc774\uc21c\uc2e0\" },\n { id: 2, title: \"Mock API \uac8c\uc2dc\uae00 2\", author: \"\ubc15\uc9c0\uc131\" }\n ];\n });\n }\n });<\/code><\/pre>\n\n \uc704 \ucf54\ub4dc\ub97c \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc758 \uc5d4\ud2b8\ub9ac \ud30c\uc77c\uc5d0 \ucd94\uac00\ud558\uba74, MirageJS\uac00 \uc124\uc815\ud55c Mock API\uac00 http:\/\/localhost:3000\/api\/posts<\/code> \uacbd\ub85c\uc5d0\uc11c \uc694\uccad\uc744 \ubc1b\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\uc81c \uc774\uc804\uc5d0 \uc791\uc131\ud55c Posts<\/code> \ucef4\ud3ec\ub10c\ud2b8\uc5d0\uc11c URL\uc744 \ubcc0\uacbd\ud574\uc8fc\uba74 Mock API\uc640 \ud1b5\uc2e0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.\n <\/p>\n4.2 \uc2e4\uc81c \uc608\uc81c\uc640\uc758 \ube44\uad50<\/h3>\n
\n MirageJS\uc640 \uac19\uc740 Mock API \uae30\uc220\uc744 \uc0ac\uc6a9\ud558\uba74, \uc11c\ubc84\uac00 \uc900\ube44\ub418\uc9c0 \uc54a\uc558\ub354\ub77c\ub3c4 \ud14c\uc2a4\ud2b8\ub97c \ud560 \uc218 \uc788\ub2e4\ub294 \uc7a5\uc810\uc774 \uc788\uc2b5\ub2c8\ub2e4. \ub610\ud55c, Mock API\ub97c \uc0ac\uc6a9\ud558\uba74 \uc0c1\ud638\uc791\uc6a9\uacfc \uc0c1\ud0dc \uad00\ub9ac\ub97c \ub354 \uc720\uc5f0\ud558\uac8c \ucc98\ub9ac\ud560 \uc218 \uc788\uc5b4 \ud504\ub860\ud2b8\uc5d4\ub4dc \uac1c\ubc1c \uc18d\ub3c4\ub97c \ub192\uc77c \uc218 \uc788\uc2b5\ub2c8\ub2e4.\n <\/p>\n
5. \ub370\uc774\ud130 \uc5c5\ub370\uc774\ud2b8\uc640 \uc0ad\uc81c<\/h2>\n
\n CRUD \uc791\uc5c5\uc740 API\uc5d0\uc11c\uc758 \uae30\ubcf8\uc801\uc778 \ub370\uc774\ud130 \ucc98\ub9ac \ubc29\uc2dd\uc785\ub2c8\ub2e4. \uc55e\uc5d0\uc11c \uc791\uc131\ud55c \ub9ac\uc561\ud2b8 \ucef4\ud3ec\ub10c\ud2b8\uc5d0\uc11c \ub370\uc774\ud130\ub97c \uc5c5\ub370\uc774\ud2b8\ud558\uace0 \uc0ad\uc81c\ud558\ub294 \ubc29\ubc95\uc744 \uc54c\uc544\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.\n <\/p>\n
5.1 \ub370\uc774\ud130 \uc5c5\ub370\uc774\ud2b8<\/h3>\n
\n \uc544\ub798\uc758 \ucf54\ub4dc\ub294 \ud2b9\uc815 \uac8c\uc2dc\uae00\uc744 \uc5c5\ub370\uc774\ud2b8\ud558\ub294 \ubc29\ubc95\uc744 \ubcf4\uc5ec\uc90d\ub2c8\ub2e4. fetch<\/code> \ud568\uc218\uc5d0\uc11c PUT<\/code> \uc694\uccad\uc744 \uc0ac\uc6a9\ud558\uc5ec \ub370\uc774\ud130 \uc5c5\ub370\uc774\ud2b8 \uc791\uc5c5\uc744 \uc218\ud589\ud569\ub2c8\ub2e4.\n <\/p>\nconst updatePost = (postId, updatedContent) => {\n fetch(`http:\/\/localhost:3000\/posts\/${postId}`, {\n method: 'PUT',\n headers: {\n 'Content-Type': 'application\/json'\n },\n body: JSON.stringify(updatedContent)\n })\n .then(response => response.json())\n .then(updatedPost => {\n \/\/ \uc0c1\ud0dc \uc5c5\ub370\uc774\ud2b8 \ub85c\uc9c1\n })\n .catch(error => console.error('\uac8c\uc2dc\uae00 \uc5c5\ub370\uc774\ud2b8 \uc624\ub958:', error));\n };<\/code><\/pre>\n5.2 \ub370\uc774\ud130 \uc0ad\uc81c<\/h3>\n
\n \uc0ad\uc81c \uc791\uc5c5\uc740 DELETE<\/code> \uba54\uc18c\ub4dc\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc218\ud589\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc544\ub798\ub294 \ud2b9\uc815 \uac8c\uc2dc\uae00\uc744 \uc0ad\uc81c\ud558\ub294 \uc608\uc2dc\uc785\ub2c8\ub2e4:\n <\/p>\nconst deletePost = (postId) => {\n fetch(`http:\/\/localhost:3000\/posts\/${postId}`, {\n method: 'DELETE'\n })\n .then(() => {\n \/\/ \uc0c1\ud0dc \uc5c5\ub370\uc774\ud2b8 \ub85c\uc9c1\n })\n .catch(error => console.error('\uac8c\uc2dc\uae00 \uc0ad\uc81c \uc624\ub958:', error));\n };<\/code><\/pre>\n6. \uacb0\ub860<\/h2>\n
\n \ub9ac\uc561\ud2b8\uc5d0\uc11c API\uc640\uc758 \ud1b5\uc2e0\uc744 \ud1b5\ud574 \ub2e4\uc591\ud55c \ub370\uc774\ud130\ub97c \ucc98\ub9ac\ud558\ub294 \ubc29\ubc95\uc744 \uc54c\uc544\ubcf4\uc558\uc2b5\ub2c8\ub2e4. JSON \uc11c\ubc84\uc640 \uac19\uc740 \uc9c4\uc785 \uc7a5\ubcbd\uc774 \ub0ae\uc740 \ub3c4\uad6c\ub97c \uc0ac\uc6a9\ud558\uba74 \uac1c\ubc1c \ucd08\uae30 \ub2e8\uacc4\uc5d0\uc11c \ube60\ub974\uac8c \ud504\ub85c\ud1a0\ud0c0\uc785\uc744 \uc0dd\uc131\ud560 \uc218 \uc788\uc73c\uba70, Mock API\ub97c \ud1b5\ud574 \uc2e4\uc81c API\uac00 \uac1c\ubc1c\ub418\uae30 \uc804\uc5d0\ub3c4 \uc720\uc6a9\ud55c \ud14c\uc2a4\ud2b8\ub97c \uc9c4\ud589\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uae30\ubc95\ub4e4\uc740 \ud504\ub860\ud2b8\uc5d4\ub4dc \uac1c\ubc1c\uc758 \ud6a8\uc728\uc131\uc744 \ud06c\uac8c \ud5a5\uc0c1\uc2dc\ud0ac \uac83\uc785\ub2c8\ub2e4.\n <\/p>\n
\ucd94\uac00 \ud559\uc2b5\uc790\ub8cc<\/h2>\n\n- JSON Server \uacf5\uc2dd \ubb38\uc11c<\/a><\/li>\n
- MirageJS \uacf5\uc2dd \ubb38\uc11c<\/a><\/li>\n
- Fetch API \ubb38\uc11c<\/a><\/li>\n<\/ul>\n
\n \uc774 \uae00\uc774 \ub9ac\uc561\ud2b8 \ubc0f API\uc758 \uc774\ud574\uc5d0 \ub3c4\uc6c0\uc774 \ub418\uc5c8\uae30\ub97c \ubc14\ub77c\uba70, \ud5a5\ud6c4 \ub610 \ub2e4\ub978 \uc8fc\uc81c\ub85c \ub354\uc6b1 \uc2ec\ub3c4 \uae4a\uc740 \ub0b4\uc6a9\uc744 \ub2e4\ub8f0 \uc218 \uc788\uae30\ub97c \uae30\ub300\ud569\ub2c8\ub2e4.\n <\/p>\n
<\/body><\/p>\n","protected":false},"excerpt":{"rendered":"