CEOS-Developers · yyj0917 · Sep 5, 2024 · Sep 5, 2024 · Sep 6, 2024 · Sep 9, 2024
diff --git a/index.html b/index.html
@@ -3,12 +3,53 @@
   <head>
     <meta charset="UTF-8" />
     <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-    <title>Vanilla Todo</title>
+    <title>To Do List-yyj0917</title>
     <link rel="stylesheet" href="style.css" />
   </head>
 
   <body>
-    <div class="container"></div>
+    <div class="wrapper">
+      <div class="container">
+        <!-- header -->
+        <header>
+          <h2 class="today"></h2>
+          <span>
+            <h1>Today</h1>
+            <input type="date" id="date-picker" class="date-picker">
+          </span>
+        </header>
+        <!-- nav -->
+        <nav>
+          <ul class="week-days"></ul>
+        </nav>
+        <!-- main -->
+        <main class="task-list"></main>
+        <!-- footer -->
+        <footer>
+          <button class="btn-modal">+</button>
+          <form class="task-form" style="display: none;">
+            <div>
+              <input
+                type="text"
+                id="task-title"
+                placeholder="Task Title"
+                required
+                />
+              <input
+                type="text"
+                id="task-desc"
+                placeholder="Task Description"
+                required
+                />
+            </div>
+            <div>
+              <button type="submit" class="btn save">save</button>
+              <button type="button" class="btn back">back</button>
+            </div>
+          </form>
+        </footer>
+      </div>
+    </div>
   </body>
   <script src="script.js"></script>
 </html>
diff --git a/script.js b/script.js
@@ -1 +1,191 @@
 //😍CEOS 20기 프론트엔드 파이팅😍
+
+// DOM Load시 실행되는 이벤트 리스너
+document.addEventListener('DOMContentLoaded', function () {
+    const currentDate = new Date();
+    const today = document.querySelector('.today');
+    const weekDays = document.querySelector('.week-days');
+    const taskList = document.querySelector('.task-list');
+    const modalBtn = document.querySelector('.btn-modal');
+    const taskAddForm = document.querySelector('.task-form');
+    const backBtn = document.querySelector('.back');
+    const datePicker = document.getElementById('date-picker');
+
+    let selectedDate = getFormattedDate(currentDate);  // selectedDate 초기값은 오늘 날짜
+
+    // 상단 날짜 업데이트 함수
+    function updateDisplayDate(date) {
+        today.innerText = date.toLocaleString('en-US', { year: 'numeric', month: 'long', day: 'numeric' });
+    }
+
+    // input type=date의 초기값 설정
+    function getFormattedDate(date) {
+        const year = date.getFullYear();
+        const month = ('0' + (date.getMonth() + 1)).slice(-2);
+        const day = ('0' + date.getDate()).slice(-2);
+        return `${year}-${month}-${day}`;
+    }
+
+    // input의 초기 값을 오늘 날짜로 설정
+    datePicker.value = selectedDate;
+
+    // 날짜 선택 이벤트 리스너
+    datePicker.addEventListener('change', function(event) {
+        const selectedDateObj = new Date(event.target.value); // 사용자가 선택한 날짜
+        selectedDate = selectedDateObj.toISOString().split('T')[0]; // 선택된 날짜의 'YYYY-MM-DD' 형식으로 설정
+        updateDisplayDate(selectedDateObj); // 상단 날짜 업데이트
+        loadWeekDays(selectedDateObj); // 선택한 날짜의 주간 표시
+        loadTasks(selectedDate); // 선택된 날짜의 할 일 불러오기
+    });
+
+    // 일주일 날짜 생성, 오늘 날짜 표시
+    function loadWeekDays(selectedDateObj = currentDate) {
+        weekDays.innerHTML = ''; 
+        updateDisplayDate(selectedDateObj);      
+
+        // 날짜 계산
+        const firstDayOfWeek = new Date(selectedDateObj);
+        firstDayOfWeek.setDate(selectedDateObj.getDate() - selectedDateObj.getDay() + 1); // 월요일(0: 일요일, 1: 월요일)
+
+        for (let i = 0; i < 7; i++) {
+            const day = new Date(firstDayOfWeek);
+            day.setDate(firstDayOfWeek.getDate() + i);
+            const dayElement = document.createElement('li'); 
+            const dateKey = day.toISOString().split('T')[0]; 
+
+            // week set
+            const weekSpan = document.createElement('span');
+            weekSpan.className = 'week';
+            weekSpan.innerText = day.toLocaleString('en-US', { weekday: 'short' }); 
+
+            // day set
+            const daySpan = document.createElement('span');
+            daySpan.className = 'day';
+            daySpan.innerText = day.getDate(); 
+
+            dayElement.dataset.dateKey = dateKey; 
+            dayElement.addEventListener('click', () => {
+                selectDate(dayElement); 
+                selectedDate = dateKey;
+                datePicker.value = dateKey;
+                loadTasks(dateKey); 
+            });
+
+            // Today selected set
+            if (dateKey === selectedDateObj.toISOString().split('T')[0]) {
+                dayElement.classList.add('selected');
+                // selectedDate = dateKey; 
+                loadTasks(selectedDate); 
+            }
+
+            // 개별 스타일을 위한 span tag 삽입
+            dayElement.appendChild(weekSpan);
+            dayElement.appendChild(daySpan);
+            weekDays.appendChild(dayElement);
+        }
+    }
+    // 선택된 날짜 표시
+    function selectDate(dayElement) {
+        const selected = document.querySelector('.selected');
+        if (selected) {
+            selected.classList.remove('selected');
+        }
+        dayElement.classList.add('selected');
+    }
+
+    // load To Do List
+    function loadTasks(dateKey) {
+        taskList.innerHTML = ''; // 기존 할 일 목록 지우기
+        const tasks = JSON.parse(localStorage.getItem(dateKey)) || []; // LocalStorage에서 해당 날짜의 할 일 가져오기
+
+        tasks.forEach((task, index) => {
+            addTaskToDOM(task, index);
+        });
+    }
+
+
+    // Add To Do List -> DOM에 추가 -> 화면에 띄우기용
+    function addTaskToDOM(task, index) {
+        const taskElement = document.createElement('article');
+        taskElement.className = 'task';
+        taskElement.innerHTML = `
+            <div class="task-detail">
+                <span class="task-time">${task.time}</span>
+                <h3 class="task-title">${task.title}</h3>
+                <p class="task-desc">${task.desc}</p>
+                <button class="task-delete" data-index="${index}">delete</button>
+            </div>
+        `;
+        taskElement.querySelector('.task-delete').addEventListener('click', function () {
+            const confirm = window.confirm('삭제하시겠습니까?');
+            if (confirm) {
+                deleteTask(selectedDate, index); // 삭제 버튼 클릭 시 할 일 삭제
+            }
+        });
+        taskList.appendChild(taskElement);
+    }
+
+    // Add Task -> LocalStorage에 추가
+    function addTaskToLocal(dateKey, task) {
+        console.log(dateKey);
+        const tasks = JSON.parse(localStorage.getItem(dateKey)) || [];
+
+        // 작성시간
+        task.createdTime = new Date().toLocaleString('en-US', { year: 'numeric', month: 'long', day: 'numeric', hour: 'numeric', minute: 'numeric', second: 'numeric' });
+
+        tasks.push(task); 
+        localStorage.setItem(dateKey, JSON.stringify(tasks)); 
+    }
+
+    // Delete Task -> LocalStorage에서 삭제 -> 기존 목록 불러오고, 목록에서 삭제 후 삭제된 목록 저장...흠
+    function deleteTask(dateKey, taskIndex) {
+        const tasks = JSON.parse(localStorage.getItem(dateKey)) || []; 
+        tasks.splice(taskIndex, 1); 
+        localStorage.setItem(dateKey, JSON.stringify(tasks)); 
+        loadTasks(dateKey); 
+    }
+
+    // Modal Button
+    modalBtn.addEventListener('click', () => {
+        modalBtn.style.display = 'none';
+        taskAddForm.style.display = 'flex';
+    });
+
+    // back navigation
+    backBtn.addEventListener('click', () => {
+        modalBtn.style.display = 'block';
+        taskAddForm.style.display = 'none';
+    });
+
+    // Save Task -> submit 이벤트가 폼을 자동으로 제출하면서 페이지가 새로고침됨 -> 그렇기 때문에 save button이 아닌
+    // form에 이벤트리스너를 등록해서 기본동작을 막아야 함. 
+    taskAddForm.addEventListener('submit', function (event) {
+        event.preventDefault();
+
+        const taskTitleInput = document.getElementById('task-title');
+        const taskDescInput = document.getElementById('task-desc');
+        const taskTitle = taskTitleInput.value; 
+        const taskDesc = taskDescInput.value;
-        const taskTitleInput = document.getElementById('task-title');
-        const taskDescInput = document.getElementById('task-desc');
-        const taskTitle = taskTitleInput.value; 
-        const taskDesc = taskDescInput.value;
+        const taskTitle = document.getElementById('task-title').value ;
+        const taskDesc = document.getElementById('task-desc').value;
-        const taskTitleInput = document.getElementById('task-title');
-        const taskDescInput = document.getElementById('task-desc');
-        const taskTitle = taskTitleInput.value; 
-        const taskDesc = taskDescInput.value;
+        const taskTitle = document.getElementById('task-title').value ;
+        const taskDesc = document.getElementById('task-desc').value;
+
+        if (selectedDate) {  // 날짜가 선택된 경우에만 저장
+            const newTask = {
+                title: taskTitle,
+                desc: taskDesc,
+                time: new Date().toLocaleString('en-US', { hour: 'numeric', minute: 'numeric', second: 'numeric' })
+            };
+
+            // input field init
+            taskTitleInput.value = '';
+            taskDescInput.value = '';
+
+            addTaskToLocal(selectedDate, newTask); 
+            loadTasks(selectedDate); 
+            modalBtn.style.display = 'block'; 
+            taskAddForm.style.display = 'none'; 
+        }
+    });
+
+    loadWeekDays(currentDate); 
+    loadTasks(selectedDate);
+
+});