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๐Ÿ“† ํ”„๋กœ์ ํŠธ ์™„๋ฃŒ ์—ฌ๋ถ€

2022-12-25 22์‹œ ์ œ์ถœ ์™„๋ฃŒ

๐Ÿ” ํ”„๋กœ์ ํŠธ ์†Œ๊ฐœ

์Šค๋งˆ์ผ๊ฒŒ์ดํŠธ ์œˆํ„ฐ ๋ฐ๋ธŒ์บ ํ”„์—์„œ ํŒ€ ํ”„๋กœ์ ํŠธ ์ „ ์ง„ํ–‰ํ•˜๋Š” 1์ธ ํ”„๋กœ์ ํŠธ์ž…๋‹ˆ๋‹ค.
์ข‹์•„ํ•˜๋Š” ๋…ธ๋ž˜๋ฅผ ์ถ”์ฒœํ•ด์ฃผ๊ณ  ๋ชฐ๋ž๋˜ ๋…ธ๋ž˜๋ฅผ ์ถ”์ฒœ๋ฐ›์„ ์ˆ˜ ์žˆ๋Š” ๋…ธ๋ž˜ ์ถ”์ฒœ ๋ธ”๋กœ๊ทธ์ž…๋‹ˆ๋‹ค.

๐Ÿ’ป ์‹œ์ž‘ํ•˜๊ธฐ

react : v18.2.0
nodejs : v18.12.1

MySQL

CREATE DATABASE bbs;

USE bbs;
CREATE TABLE postInfo (
	postId int not null auto_increment primary key,
    title nvarchar(30),
    singer nvarchar(30),
	content nvarchar(500),
    image nvarchar(500),
    userIp nvarchar(20),
    registerDate DATETIME DEFAULT now(),

);

USE bbs;
CREATE TABLE replyInfo (
	replyId int not null auto_increment primary key,
    postId int,
	content nvarchar(100),
    userIp nvarchar(20),
    registerDate DATETIME DEFAULT now()
);

db setting

const mysql = require('mysql');

const db = mysql.createPool({
  host: 'localhost',
  user: 'root',
  password: '1234',
  database: 'bbs',
  multipleStatements: true,
});

Clone the project and access the folder

$ git clone https://github.com/Jeongseulho/music-blog.git

$ cd music-blog

using naver search open api key
๋„ค์ด๋ฒ„ ๊ฒ€์ƒ‰ api ์ด์šฉ ์‹ ์ฒญ : https://developers.naver.com/products/service-api/search/search.md

$ cd back
$ touch .env
// .env
NAVERIMG_API_ID="YOUR_CLIENT_ID" NAVERIMG_API_SECRET="YOUR_CLIENT_SECRET"

install and run server

$ cd back
$ npm i
$ npm run dev

$ cd front
$ npm i
$ npm start

๐ŸŽฏ ํ”„๋กœ์ ํŠธ ๋ชฉํ‘œ

โ—๏ธํ‘œ์‹œ๋กœ ์ถ”๊ฐ€์ ์ธ ์ •๋ณด ํ‘œ์‹œ

ํ”„๋ก ํŠธ์—”๋“œ ๋ชฉํ‘œ

  1. jest, testing library๋ฅผ ์ด์šฉํ•œ ํ”„๋ก ํŠธ์—”๋“œ ํ…Œ์ŠคํŠธ์—ฐ์Šต์œผ๋กœ ํ…Œ์ŠคํŠธ ๋Œ€์ƒ ๋ฐ ๋ฐฉ๋ฒ• ๊ตฌ์ฒดํ™” ํ•˜๊ธฐ
    โ—๏ธ Unit Test๋งŒ ์‹œํ–‰, ๋น„์ฆˆ๋‹ˆ์Šค ๋กœ์ง์— ๋Œ€ํ•ด์„œ๋งŒ ์‹œํ–‰
  2. ํŒ€ํ”„๋กœ์ ํŠธ์—์„œ ์‚ฌ์šฉํ•  ๊ธฐ์ˆ  ์Šคํƒ ๋ฐ ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ ์ตํžˆ๊ธฐ
    1. Redux๋ฅผ ์‚ฌ์šฉํ•œ ์ƒํƒœ๊ด€๋ฆฌ ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ ์ตํžˆ๊ธฐ
      โ—๏ธ Redux ๋Œ€์‹  Redux-Toolkit ์‚ฌ์šฉ
    2. React query๋ฅผ ์‚ฌ์šฉํ•˜์—ฌ sever data, client data ๋ถ„๋ฆฌ ์—ฐ์Šต
      โ—๏ธ ํ”„๋กœ์ ํŠธ๊ฐ€ ์ž‘์•„ RTK-thunk๋กœ userIp๋งŒ ๊ด€๋ฆฌ
    3. tailwind css๋กœ ๋น ๋ฅด๊ฒŒ ๋””์ž์ธ ๊ตฌํ˜„ํ•˜๋Š” ์—ฐ์Šต
  3. ์ปดํฌ๋„ŒํŠธ ๊ตฌ์กฐ ์„ค๊ณ„ ํŒจํ„ด๋“ค์—๋Œ€ํ•ด ๊ณต๋ถ€ํ•˜๊ณ  ์ ์ ˆํ•œ ํŒจํ„ด ์„ ํƒํ•˜๋Š” ์•ˆ๋ชฉ ํ–ฅ์ƒ์‹œํ‚ค๊ธฐ
  4. ๋ฆฌ๋ Œ๋”๋ง ๋˜๋Š” ๋ Œ๋”๋ง ์‹œ๊ฐ„ ์ตœ์†Œํ™” ์‹œํ‚ค๋Š” ์„ฑ๋Šฅ ๊ฐœ์„  ์‹œ๋„ํ•˜๊ธฐ

๋ฐฑ์—”๋“œ ๋ชฉํ‘œ

  1. ๋ฐฑ์—”๋“œ์™€ ํ˜‘์—…์‹œ ํ•„์š”ํ•œ ์šฉ์–ด ๋ฐ ๊ธฐ๋ณธ์ง€์‹ ์ตํžˆ๊ธฐ
    โ—๏ธ mysql์‚ฌ์šฉ์œผ๋กœ table๊ตฌ์กฐ ๊ฐ„๋‹จํ•˜๊ฒŒ ํŒŒ์•…, rest api ์‹ค์Šต, req.body vs req.params vs req.query ๋ฐฉ๋ฒ•์˜ ๋ฐ์ดํ„ฐ ๋ณด๋‚ด๋Š” ๋ฐฉ๋ฒ• ๊ณต๋ถ€, cors์—๋Ÿฌ ํ•ด๊ฒฐ ๋ฐฉ๋ฒ•, proxy ์„ค์ • ๋“ฑ
  2. ํ˜ผ์ž์„œ๋„ ํ’€์Šคํƒ์œผ๋กœ ๊ฐ„๋‹จํ•œ ์›น์•ฑ์„ ๋งŒ๋“ค ์ˆ˜ ์žˆ๋Š” ๋Šฅ๋ ฅ ๊ธฐ๋ฅด๊ธฐ
    1. MYSQL์„ ์‚ฌ์šฉํ•˜์—ฌ ํ‘œ์ค€ SQL ๋ฌธ๋ฒ• ์ตํžˆ๊ธฐ
    2. Node.js(Express.js)์‚ฌ์šฉํ•˜์—ฌ DB์— ์—ฐ๊ฒฐ, ๋ฏธ๋“ค์›จ์–ด ์ •์˜ ๋“ฑ์— ๋Œ€ํ•˜์—ฌ ํ•™์Šตํ•˜๊ธฐ
  3. ๋ฐฑ์—”๋“œ์™€ ํ˜‘์—…์‹œ ๊ตฌ์ฒด์ ์œผ๋กœ ์–ด๋–ค ๋ถ€๋ถ„์—์„œ ์–ด๋–ป๊ฒŒ ์†Œํ†ต์„ ํ•˜๋ฉด ์ข‹์„์ง€ ๊ฒฝํ—˜ํ•ด๋ณด๊ณ  ๊ธฐ๋กํ•˜๊ธฐ
    โ—๏ธ mysql table ์—ด ์ด๋ฆ„์„ ํ”„๋ก ํŠธ์—์„œ ์‚ฌ์šฉํ•˜๋Š” ๋ณ€์ˆ˜ ์ด๋ฆ„๊ณผ ํ†ต์ผํ•˜๋ฉด ํŽธํ•  ๊ฒƒ ๊ฐ™๋‹ค, ๋ณ€์ˆ˜๋ช…์„ ์นด๋ฉœ์ผ€์ด์Šค/์Šค๋„ค์ดํฌ์ผ€์ด์Šค ์ค‘์—์„œ ์ •ํ•˜๊ธฐ

๊ทธ ์™ธ ๋ชฉํ‘œ

  1. ๋น„์ฆˆ๋‹ˆ์Šค ๋กœ์ง๊ณผ View์˜ ๊ตฌ๋ถ„ ๊ธฐ์ค€์— ๋Œ€ํ•ด ๊ณ ๋ฏผํ•˜๊ณ  2๊ฐœ๋ฅผ ๋ช…ํ™•ํžˆ ๋ถ„๋ฆฌํ•˜๋Š” ์•„ํ‚คํ…์ฒ˜ ์„ค๊ณ„ ๋ฐ ์ฝ”๋“œ ์ž‘์„ฑํ•˜๊ธฐ
    โ—๏ธ custom hooks์œผ๋กœ page์˜ ๋ทฐ์™€ ๋กœ์ง ๋ถ„๋ฆฌ
  2. ํ”„๋กœ์ ํŠธ๋ฅผ ํ•˜๋ฉด์„œ ๊ฒช์€ ๋ฌธ์ œ์  ๋ฐ ์—๋Ÿฌ์‚ฌํ•ญ๊ณผ ํ•ด๊ฒฐ๋ฐฉ๋ฒ• ๊ธฐ๋กํ•˜๋ฉด์„œ ์ง„ํ–‰ํ•˜๊ธฐ

๐Ÿ”ง ๊ธฐ์ˆ  ์Šคํƒ

๐Ÿ“‚ front์˜ src ๋””๋ ‰ํ† ๋ฆฌ ๊ตฌ์กฐ

๐Ÿ“ฆsrc
โ”ฃ ๐Ÿ“‚api
โ”ƒ โ”ฃ ๐Ÿ“‚etc
โ”ƒ โ”ฃ ๐Ÿ“‚post
โ”ƒ โ”— ๐Ÿ“‚reply
โ”ฃ ๐Ÿ“‚components
โ”ƒ โ”ฃ ๐Ÿ“‚admin
โ”ƒ โ”ฃ ๐Ÿ“‚etc
โ”ƒ โ”— ๐Ÿ“‚Home
โ”ฃ ๐Ÿ“‚hooks
โ”ƒ โ”ฃ ๐Ÿ“‚etc
โ”ƒ โ”ฃ ๐Ÿ“‚useComponents
โ”ƒ โ”— ๐Ÿ“‚usePages
โ”ฃ ๐Ÿ“‚pages
โ”ฃ ๐Ÿ“‚redux
โ”ฃ ๐Ÿ“‚utils
โ”ฃ ๐Ÿ“‚tests
โ”ƒ โ”ฃ ๐Ÿ“‚apiTest
โ”ƒ โ”— ๐Ÿ“œutilsTest.js

โœ๏ธ ์•„ํ‚คํ…์ฒ˜

์•„ํ‚คํ…์ฒ˜

๐Ÿ“ฑ ๊ธฐ๋Šฅ ์ •์˜

  • ๊ธ€ ์ž‘์„ฑ
    ๊ธ€์ž‘์„ฑ - Clipchamp๋กœ ์ œ์ž‘

    • ์ œ๋ชฉ์— ์ถ”์ฒœํ•  ๋…ธ๋ž˜์ œ๋ชฉ๊ณผ ๊ฐ€์ˆ˜ ์ž…๋ ฅ์œผ๋กœ ์ธ๋„ค์ผ ๊ฒ€์ƒ‰ ๊ธฐ๋Šฅ(๋„ค์ด๋ฒ„ ์ด๋ฏธ์ง€ ๊ฒ€์ƒ‰ api์ด์šฉ)
    • 10๊ฐœ์˜ ์ด๋ฏธ์ง€ ์ค‘ ์„ ํƒ๊ฐ€๋Šฅ

  • dark mode ํ† ๊ธ€
    dark mode - Clipchamp๋กœ ์ œ์ž‘

  • ๋กœ๊ทธ์ธ ๋Œ€์‹  ip ์‚ฌ์šฉ
    custom ip - Clipchamp๋กœ ์ œ์ž‘

    • default ๊ฐ’์œผ๋กœ ์‹ค์ œ ip ์‚ฌ์šฉ
    • ip ์„ค์ •ํ•˜๊ธฐ๋กœ ip custom ๊ฐ€๋Šฅ

  • ๊ธ€ ์‚ญ์ œ, ์ˆ˜์ •
    ๊ธ€ ์ˆ˜์ • ์‚ญ์ œ ๊ถŒํ•œ - Clipchamp๋กœ ์ œ์ž‘

    • ๊ธ€ ์ˆ˜์ •, ์‚ญ์ œ ๊ถŒํ•œ์„ ์œ„ํ•ด ๊ธ€ ์ž‘์„ฑ์‹œ ip์™€ ๋™์ผํ•ด์•ผํ•จ
    • ๊ธ€ ์‚ญ์ œ์‹œ ํ•ด๋‹น ๋Œ“๊ธ€ ์ •๋ณด ๊ฐ™์ด ์‚ญ์ œ

  • ํ™ˆ ํ™”๋ฉด์—์„œ ๊ธ€ ๋ชฉ๋ก ๋ถˆ๋Ÿฌ์˜ค๊ธฐ
    ํŽ˜์ด์ง€๋„ค์ด์…˜ - Clipchamp๋กœ ์ œ์ž‘

    • default ๊ฐ’์œผ๋กœ ์ตœ๊ทผ ๊ธ€ ์ˆœ์œผ๋กœ ์ •๋ ฌ
    • ๊ธ€ ๋ชฉ๋ก ํŽ˜์ด์ง€๋„ค์ด์…˜

  • ๋Œ“๊ธ€ ๋‹ฌ๊ธฐ
    ์ž‘์„ฑ์ž ๋Œ“๊ธ€ ๋‹ฌ๊ธฐ - Clipchamp๋กœ ์ œ์ž‘

    • ํ•ด๋‹น ๊ธ€์˜ ๊ธ€์“ด์ด์ธ ๊ฒฝ์šฐ์—๋งŒ ๊ธ€์“ด์ด ํ‘œ์‹œ
    • ๋‚˜๋จธ์ง€ ๋Œ“๊ธ€ ์ž‘์„ฑ์ž๋“ค์€ ์ต๋ช…์œผ๋กœ ํ‘œ์‹œ

  • ๋Œ“๊ธ€ ์‚ญ์ œ
    ๋Œ“๊ธ€ ๋‹ฌ๊ธฐ ์‚ญ์ œ - Clipchamp๋กœ ์ œ์ž‘

    • ํ•ด๋‹น ๋Œ“๊ธ€ ์ž‘์„ฑํ•œ ip์™€ ๋™์ผํ•œ ๊ฒฝ์šฐ์—๋งŒ ์‚ญ์ œ ๊ฐ€๋Šฅ

  • ๊ด€๋ฆฌ์ž ํŽ˜์ด์ง€์—์„œ ๋Œ“๊ธ€ ์‚ญ์ œ
    ์ œ๋ชฉ ์—†๋Š” ๋™์˜์ƒ - Clipchamp๋กœ ์ œ์ž‘

  • ๊ด€๋ฆฌ์ž ํŽ˜์ด์ง€์—์„œ ๊ธ€ ๋ฏธ๋ฆฌ๋ณด๊ธฐ ๋ฐ ์‚ญ์ œ
    ๊ด€๋ฆฌ์žํŽ˜์ด์ง€ ๊ธ€์‚ญ์ œ - Clipchamp๋กœ ์ œ์ž‘

  • ์ฐจํŠธ๋กœ ์ตœ๊ทผ 7์ผ๊ฐ„ ๋“ฑ๋ก๋œ ๋Œ“๊ธ€ ์ˆ˜, ๊ธ€ ์ˆ˜ ๋ณด์—ฌ์ฃผ๊ธฐ
    image

โ“ ์ฝ”๋“œ ์ค‘ ํ™•์ธ๋ฐ›๊ณ  ์‹ถ์€ ๋ถ€๋ถ„

๐Ÿ“Œtests - apiTestํด๋”์— axios๋ฅผ ํ…Œ์ŠคํŠธ ํ•˜๋Š” ์ฝ”๋“œ๋ฅผ ์ž‘์„ฑ ํ–ˆ๋Š”๋ฐ ์ œ๋Œ€๋กœ ์ž‘์„ฑํ•œ๊ฑด์ง€

๐Ÿ“Œ๋Œ“๊ธ€์„ postํ•˜๋Š”๋ฐ ์ฃผ์†Œ๋ฅผ /reply
๋Œ“๊ธ€ ๋ฆฌ์ŠคํŠธ๋ฅผ getํ•˜๋Š”๋ฐ ์ฃผ์†Œ๋ฅผ /reply/:postId
์ด๋ผ ์ •ํ–ˆ๋Š”๋ฐ ๋Œ“๊ธ€ ์ฒ˜๋Ÿผ ๊ธ€์— ์ข…์†๋œ ์ •๋ณด๋ฅผ rest api ๊ธฐ์ค€์œผ๋กœ ์–ด๋–ป๊ฒŒ ์ •ํ• ์ง€ ex) /post/:postId/reply

๐Ÿ“Œcomponentsํด๋”์˜ PaginationBtn๋ณด๋ฉด ๋กœ์ง์ด ๊ฐ„๋‹จํ•˜๊ณ  ์ฝ”๋“œ๊ฐ€ ์งง๋‹ค๊ณ  ์ƒ๊ฐํ•ด์„œ view <-> logic์„ useํ›…์œผ๋กœ ๋นผ์ง€ ์•Š์•˜๋Š”๋ฐ ์ด๋ ‡๊ฒŒ ์งง๊ณ  ๊ฐ„๋‹จํ•œ ์ฝ”๋“œ์˜ ๊ฒฝ์šฐ๋„ ์ผ๊ด€์„ฑ์„ ์œ„ํ•ด logic์„ ๋ถ„๋ฆฌํ•˜๋Š”์ง€

// ํŽ˜์ด์ง€๋„ค์ด์…˜ ๋ฒ„ํŠผ์—์„œ ๊ฐ ๋ฒ„ํŠผ(1,2,3...)์„ ๋งŒ๋“œ๋Š” ๋ถ€๋ถ„
{Array.from({ length: totalPage }, (_, i) => i + 1).map((pageNum) => (
          <li key={pageNum}>
            <button
              type="button"
              className={
                currentPage === pageNum
                  ? 'h-10 w-10 rounded-full border border-r-0 border-indigo-600 bg-indigo-600 text-white transition-colors duration-150'
                  : 'h-10 w-10 rounded-full text-indigo-600 transition-colors duration-150 hover:bg-indigo-100'
              }
              onClick={() => setCurrentPage(pageNum)}
            >
              {pageNum}
            </button>
          </li>
))}

๐Ÿ“ŒusePages์˜ useAddPost, useEditPost, useViewPost๋ฅผ ๋ณด๋ฉด ๋น„์Šทํ•œ ๋ถ€๋ถ„์ด ๋งŽ์œผ๋ฉด์„œ ์กฐ๊ธˆ์”ฉ ๋‹ค๋ฅธ๋ฐ ๋” ์ž‘๊ฒŒ ํ›…์„ ๋งŒ๋“ค์–ด ์žฌ์‚ฌ์šฉํ•ด์•ผ ํ• ์ง€

โ“ ๊ฐœ๋ฐœ ๊ด€๋ จ ๊ณผ์ •์—์„œ ๊ถ๊ธˆํ–ˆ๋˜ ๋ถ€๋ถ„

๐Ÿ“Œํด๋” ๊ตฌ์กฐ์— ๋Œ€ํ•ด ๋ถ„๋ฅ˜ํ•˜๊ธฐ ์• ๋งคํ•˜๋ฉด etcํด๋” ๋งŒ๋“ค๊ณ  ํ•œ๊ณณ์— ๋ชจ์•˜๋Š”๋ฐ etcํด๋”๋ณด๋‹ค ์—ฌ๋Ÿฌ ์ข…๋ฅ˜๋กœ ๋‹ค ๋‚˜๋ˆ„๋Š”๊ฒŒ ๋‚˜์€์ง€

๐Ÿ“Œ๊ธ€ ๋ชฉ๋ก(์„œ๋ฒ„๋กœ๋ถ€ํ„ฐ ๋ฐ์ดํ„ฐ)์„ ๋ฐ›์•„์™€์„œ useState(๋‚ด๋ถ€ ๋ฐ์ดํ„ฐ)๋กœ ์‚ฌ์šฉํ•˜๋Š”๋ฐ ์ด๋Ÿฐ ๋กœ์ง์ด ์ผ๋ฐ˜์ ์ธ์ง€
ex) ์‚ญ์ œ ๊ธฐ๋Šฅ์—์„œ ์‚ญ์ œ ๋ฒ„ํŠผ์„ ๋ˆ„๋ฅธํ›„ ๋ฐฑ์—”๋“œ์— ์‚ญ์ œ๋ฅผ ์š”์ฒญ ํ•œ ํ›„

  1. ์ž์ฒด์ ์ธ ๊ธ€๋ชฉ๋ก(๋‚ด๋ถ€ state๋ฐ์ดํ„ฐ)์—์„œ ์‚ญ์ œ๋ฅผ ํ•ด์„œ ๋ฆฌ๋ Œ๋”๋ง ํ•œ๋‹ค(์ด๊ฒฝ์šฐ ๋ฐ‘์—์„œ ์–ธ๊ธ‰ํ•  server date <-> client date ๊ตฌ๋ถ„ ๋ฌธ์ œ ๋ฐœ์ƒ)
  2. ์‚ญ์ œ๋œ ์ƒˆ ๊ธ€๋ชฉ๋ก(๋ฐฑ์—”๋“œ ์„œ๋ฒ„๋กœ๋ถ€ํ„ฐ ๋ฐ์ดํ„ฐ)๋ฅผ ๋ฐ›์•„์™€์„œ ๋ฆฌ๋ Œ๋”๋ง ํ•œ๋‹ค

๐Ÿ“Œserver date <-> client date ๊ตฌ๋ถ„ ๋ฌธ์ œ
์ƒํƒœ๊ด€๋ฆฌ๋ฅผ 3๊ฐ€์ง€๋กœ ๋ถ„๋ฅ˜ํ•ด๋ณด๋ คํ•˜๋Š”๋ฐ

  1. useState : ๋‚ด๋ถ€ ๋ฐ์ดํ„ฐ (props์ „๋‹ฌ ๋งŽ์ง€ ์•Š์€ ๊ฒฝ์šฐ)
  2. redux store : ๋‚ด๋ถ€ ๋ฐ์ดํ„ฐ (props์ „๋‹ฌ์ด ๋งŽ์•„ ์ „์—ญ์ ์œผ๋กœ ์‚ฌ์šฉํ•ด์•ผํ•  ๊ฒฝ์šฐ)
  3. rtk query ๋˜๋Š” react query : ์„œ๋ฒ„ ๋ฐ์ดํ„ฐ
    ์„œ๋ฒ„๋กœ ๋ถ€ํ„ฐ์˜ ๋ฐ์ดํ„ฐ๊ธ€ ๋ชฉ๋ก(๋ฐฑ์—”๋“œ ์„œ๋ฒ„๋กœ๋ถ€ํ„ฐ ๋ฐ์ดํ„ฐ)์„ ๋ฐ›์•„์™€์„œ useState(๋‚ด๋ถ€ ๋ฐ์ดํ„ฐ)๋กœ ๋งŒ๋“œ๋‹ˆ ์„œ๋ฒ„๋ฐ์ดํ„ฐ / ๋‚ด๋ถ€๋ฐ์ดํ„ฐ ๊ตฌ๋ถ„์„ ์–ด๋–ป๊ฒŒ ํ•ด์•ผํ• ์ง€ ๋ชจ๋ฅด๊ฒ ์Šต๋‹ˆ๋‹ค.

๋˜ํ•œ, ์ •ํ•œ 3๊ฐ€์ง€๋กœ ๋ถ„๋ฅ˜ํ•˜๋Š” ์ด๋Ÿฐ์‹์œผ๋กœ ์ƒํƒœ๊ด€๋ฆฌ๋ฅผ ๋‚˜๋ˆ„๋Š”๊ฒŒ ๋งž๋Š”์ง€

๐Ÿ“Œview<->logic ๊ตฌ๋ถ„ํ•˜๋Š” hooks์„ ์‚ฌ์šฉํ•˜๋Š” ์ปดํฌ๋„ŒํŠธ, ํŽ˜์ด์ง€์— ๋Œ€์‘ํ•˜๊ฒŒ ์ด๋ฆ„์„ ์ง€์—ˆ๋Š”๋ฐ(ViewPost.jsx - useViewPost.js) ์žฌ์‚ฌ์šฉ์„ฑ์„ ์ƒ๊ฐํ•ด์„œ hooks ์ด๋ฆ„์„ ๋‹ค๋ฅด๊ฒŒ ์ง“๋Š”๊ฒŒ ๋‚˜์„์ง€

๐Ÿ“Œ๋ณต์žกํ•œ ๋กœ์ง์ด ์—†์–ด์„œ useMemo, useCallback, React.memo๋“ฑ์„ ์‚ฌ์šฉํ•˜๋ฉด ์˜คํžˆ๋ ค ์„ฑ๋Šฅ์ด ์ €ํ•˜ ๋œ๋‹ค๊ณ  ์ƒ๊ฐํ•˜๋Š”๋ฐ ํ˜น์‹œ ๋ Œ๋”๋ง, ์„ฑ๋Šฅ ๊ฐœ์„ ํ•  ๋ถ€๋ถ„์ด ์žˆ๋Š”์ง€ ํ™•์ธ๋ฐ›๊ณ  ์‹ถ์Šต๋‹ˆ๋‹ค.

๐Ÿ“– ๋ฐฐ์šด์  ๋ฐ ํ›„๊ธฐ

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