陳信仲 Garrick H.C. Chen
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    # Garrick信仲 | C0051202 Cryptocamp第5期第三週作業 ## 開發環境 | OS | VS Code | Node.js | React | React-icons | Axios | | -------- | -------- | -------- | -------- | -------- | -------- | | Ubuntu 22.04 | 1.76.2 | 18.15.0 | 18.2.0 | 4.8.0 | 1.3.4 | ## useContext作業 codepen網址 : [https://codepen.io/GarrickChen/pen/KKxJwNq](https://codepen.io/GarrickChen/pen/KKxJwNq) 執行結果 ![](https://i.imgur.com/v6Cj72L.png) 程式內容 ``` // import React React.CreteContext() const ThemeContext = React.createContext() // Context Provider function MainComponent() { const [user, setUser] = React.useState('GarrickChen') return ( <> <ThemeContext.Provider value={user}> <Dashboard /> <Login /> </ThemeContext.Provider> </> ) } function Dashboard() { const user = React.useContext(ThemeContext) return ( <> <h2 style={{color: 'blueviolet'}}>{`關於 About 頁面,使用者名稱: ${user}`}</h2> </> ) } function Login() { const user = React.useContext(ThemeContext) return ( <> <h2 style={{color: 'red'}}>{`會員中心 MemberCenter 頁面,使用者名稱: ${user}`}</h2> </> ); } const root = ReactDOM.createRoot(document.getElementById('root')) root.render(<MainComponent />) ``` --- --- --- ## 基本作業 1. 請跟著直播上課內容完成 React TodoList,並部署到 Vercel 1. 有基本的新增、完成、刪除待辦事項功能,並可篩選已完成、未完成資料 基本作業Github程式碼:[https://gitlab.com/mouseslayer1/reacttodolist](https://gitlab.com/mouseslayer1/reacttodolist) 基本作業網址(另加上修改text功能當練習):[https://reacttodolist-eight.vercel.app/](https://reacttodolist-eight.vercel.app/) ![](https://i.imgur.com/wQAhpBx.png) --- --- --- ## 進階作業 1. 用 Vite 建立 React 專案 1. 串接 Unsplash 搜尋相片 API https://api.unsplash.com/search/photos API,使用者可以輸入 input 關鍵字,並請求 Unsplash 相簿資料,並顯示圖片出來。如下圖 1. 不需要做分頁、懶加載 1. 將網站部署到 Vercel 1. 提交作業請附上 Github 程式碼、網址 進階作業Github程式碼:[`https://gitlab.com/mouseslayer1/unsplash_test`](https://gitlab.com/mouseslayer1/unsplash_test) 進階作業網址:[https://unsplash-test-iifc.vercel.app/](https://unsplash-test-iifc.vercel.app/) 懶加載使用了LazyLoadImage, 參考網址:[https://www.npmjs.com/package/react-lazy-load-image-component](https://www.npmjs.com/package/react-lazy-load-image-component) unsplash-js的Github:[https://github.com/unsplash/unsplash-js](https://github.com/unsplash/unsplash-js) 實作程式參考網址:[https://stackblitz.com/edit/unsplash-js-javascript?file=src%2Findex.js](https://stackblitz.com/edit/unsplash-js-javascript?file=src%2Findex.js) ![](https://i.imgur.com/nAPyQbT.png) ## 問題與解法 #### 遇到本地git預設都commit到master的branch,但是Gitlab上建立的Project都是在main branch,使用以下指令將master改成main然後再下commit和push,但是又遇到push失敗的狀況,只好再使用pull後再往上push,指令如下: ``` git init git add . git status git git remote add origin [Gitlab上Project的ssh那串位址] git remote -v //確認加上的ssh位址 git branch --show-current //顯示現在的branch git branch -m master main //將master換為main git pull origin main --rebase //先把Gitlab上的Project檔案同步並merge到本地 git push origin main -u //將本地的檔案同步到Gitlab的Porject裡 ``` #### 試過另一種方式是直接使用master將檔案push到Gitlab的Project上,這時去看Project會出現master的分支,再使用merge將master合併到main。 --- #### (未解決)進階題的input在輸字時畫面都會跳,估計是重render了但還在找尋解法

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