First Commnit

Author: pta201

package-lock.json

@@ -34,5 +34,8 @@
       "last 1 firefox version",
       "last 1 safari version"
     ]
+  },
+  "devDependencies": {
+    "node-sass": "^7.0.1"
   }
 }

package.json

@@ -1,23 +1,18 @@
-import logo from './logo.svg';
-import './App.css';
+import React, { useState } from "react";
+import "./App.scss";
+import ColorBox from "./Components/ColorBox/ColorBox";
+import TodoList from "./Components/TodoList/TodoList";
 
 function App() {
+  const [todoList, setTodoList] = useState([
+    { id: 1, title: "I love Easy Frontend" },
+    { id: 2, title: "We love Easy Frontend" },
+    { id: 3, title: "They love Easy Frontend" },
+  ]);
   return (
-    <div className="App">
-      <header className="App-header">
-        <img src={logo} className="App-logo" alt="logo" />
-        <p>
-          Edit <code>src/App.js</code> and save to reload.
-        </p>
-        <a
-          className="App-link"
-          href="https://reactjs.org"
-          target="_blank"
-          rel="noopener noreferrer"
-        >
-          Learn React
-        </a>
-      </header>
+    <div className="app">
+      <h1>Welcome to React hooks!</h1>
+      <TodoList todos={todoList} />
     </div>
   );
 }

src/App.css

@@ -0,0 +1,3 @@
+.app{
+  color: deeppink
+}

src/App.js

@@ -0,0 +1,36 @@
+import React, { useState } from "react";
+import "./ColorBox.scss";
+
+ColorBox.propTypes = {};
+
+const getRandomColor = () => {
+  const COLOR_LIST = ["deeppink", "green", "yellow", "orange", "blue"];
+  const randomIndex = Math.trunc(Math.random() * COLOR_LIST.length);
+  return COLOR_LIST[randomIndex];
+};
+
+function ColorBox() {
+  const [color, setColor] = useState(() => {
+    const initColor = localStorage.getItem("color") || "deeppink";
+    return initColor;
+  });
+
+  function handleBoxClick() {
+    // get color -> set color
+    const newColor = getRandomColor();
+    setColor(newColor);
+
+    localStorage.setItem("color", newColor);
+  }
+  return (
+    <div
+      className="color-box"
+      style={{ backgroundColor: color }}
+      onClick={handleBoxClick}
+    >
+      ColorBox
+    </div>
+  );
+}
+
+export default ColorBox;

src/App.scss

@@ -0,0 +1,11 @@
+.color-box{
+    $box-size: 200px;
+
+    display: inline-block;
+    width: $box-size;
+    height: $box-size;
+    border-radius: 8px;
+
+    transition: all 0.35s ease-in-out;
+    cursor: pointer;
+}

src/Components/ColorBox/ColorBox.jsx

@@ -0,0 +1,23 @@
+import React from "react";
+import PropTypes from "prop-types";
+
+TodoList.propTypes = {
+  todos: PropTypes.array,
+  onTodoClick: PropTypes.func,
+};
+TodoList.defaultProps = {
+  todos: [],
+  onTodoClick: null,
+};
+function TodoList(props) {
+  const { todos, onTodoClick } = props;
+  return (
+    <ul>
+      {todos.map((todo) => (
+        <li key={todo.id}>{todo.title}</li>
+      ))}
+    </ul>
+  );
+}
+
+export default TodoList;