commit 08ed4906cc842b3c4b7e14bf589b75d18154cef7
Author: jafreli <jakdreh@gmail.com>
Date:   Sat Jul 12 00:33:53 2025 +0200

    test impl

diff --git a/app.py b/app.py
new file mode 100644
index 0000000..cb2692e
--- /dev/null
+++ b/app.py
@@ -0,0 +1,99 @@
+from flask import Flask, render_template, request, jsonify
+from tinydb import TinyDB, Query
+from datetime import datetime, timedelta
+
+app = Flask(__name__)
+db = TinyDB('habits.json')
+Habit = Query()
+
+# Helper function to get the current date string
+def get_current_date():
+    return datetime.now().strftime('%Y-%m-%d')
+
+# Helper function to get a list of dates for the last 30 days
+def get_last_30_days():
+    dates = []
+    for i in range(30):
+        date = datetime.now() - timedelta(days=i)
+        dates.append(date.strftime('%Y-%m-%d'))
+    return dates[::-1] # Reverse to have oldest first
+
+@app.route('/')
+def index():
+    return render_template('index.html')
+
+@app.route('/habits', methods=['GET'])
+def get_habits():
+    habits_data = db.all()
+    # Add completion status for the last 30 days
+    last_30_days = get_last_30_days()
+    for habit in habits_data:
+        habit['completion_history'] = {}
+        for date_str in last_30_days:
+            habit['completion_history'][date_str] = date_str in habit.get('completed_dates', [])
+    return jsonify(habits_data)
+
+@app.route('/habits', methods=['POST'])
+def add_habit():
+    data = request.json
+    name = data.get('name')
+    if not name:
+        return jsonify({'error': 'Habit name is required'}), 400
+    
+    habit_id = db.insert({'name': name, 'completed_dates': []})
+    return jsonify({'id': habit_id, 'name': name, 'completed_dates': []}), 201
+
+@app.route('/habits/<int:habit_id>/complete', methods=['POST'])
+def complete_habit(habit_id):
+    date_to_complete = request.json.get('date', get_current_date())
+    
+    habit = db.get(doc_id=habit_id)
+    if not habit:
+        return jsonify({'error': 'Habit not found'}), 404
+    
+    if date_to_complete not in habit['completed_dates']:
+        habit['completed_dates'].append(date_to_complete)
+        db.update({'completed_dates': habit['completed_dates']}, doc_ids=[habit_id])
+    
+    return jsonify({'message': f'Habit {habit_id} marked as completed for {date_to_complete}', 'completed_dates': habit['completed_dates']})
+
+@app.route('/habits/<int:habit_id>/uncomplete', methods=['POST'])
+def uncomplete_habit(habit_id):
+    date_to_uncomplete = request.json.get('date', get_current_date())
+
+    habit = db.get(doc_id=habit_id)
+    if not habit:
+        return jsonify({'error': 'Habit not found'}), 404
+    
+    if date_to_uncomplete in habit['completed_dates']:
+        habit['completed_dates'].remove(date_to_uncomplete)
+        db.update({'completed_dates': habit['completed_dates']}, doc_ids=[habit_id])
+    
+    return jsonify({'message': f'Habit {habit_id} marked as uncompleted for {date_to_uncomplete}', 'completed_dates': habit['completed_dates']})
+
+@app.route('/habits/<int:habit_id>', methods=['PUT'])
+def update_habit(habit_id):
+    data = request.json
+    name = data.get('name')
+    
+    if not name:
+        return jsonify({'error': 'Habit name is required'}), 400
+    
+    habit = db.get(doc_id=habit_id)
+    if not habit:
+        return jsonify({'error': 'Habit not found'}), 404
+    
+    db.update({'name': name}, doc_ids=[habit_id])
+    return jsonify({'message': f'Habit {habit_id} updated', 'name': name})
+
+@app.route('/habits/<int:habit_id>', methods=['DELETE'])
+def delete_habit(habit_id):
+    habit = db.get(doc_id=habit_id)
+    if not habit:
+        return jsonify({'error': 'Habit not found'}), 404
+    
+    db.remove(doc_ids=[habit_id])
+    return jsonify({'message': f'Habit {habit_id} deleted'})
+
+if __name__ == '__main__':
+    app.run(debug=True)
\ No newline at end of file
diff --git a/habits.json b/habits.json
new file mode 100644
index 0000000..a373537
--- /dev/null
+++ b/habits.json
@@ -0,0 +1 @@
+{"_default": {"1": {"name": "Zocken", "completed_dates": []}, "2": {"name": "Gehen", "completed_dates": []}}}
\ No newline at end of file
diff --git a/static/css/style.css b/static/css/style.css
new file mode 100644
index 0000000..a0d1e18
--- /dev/null
+++ b/static/css/style.css
@@ -0,0 +1,230 @@
+body {
+    font-family: Arial, sans-serif;
+    background-color: #1a1a1a;
+    color: #e0e0e0;
+    margin: 0;
+    padding: 20px;
+    display: flex;
+    justify-content: center;
+}
+
+.container {
+    width: 100%;
+    max-width: 600px;
+    background-color: #2a2a2a;
+    border-radius: 10px;
+    padding: 20px;
+    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
+}
+
+h1 {
+    color: #4CAF50;
+    text-align: center;
+    margin-bottom: 20px;
+}
+
+.add-habit {
+    display: flex;
+    margin-bottom: 20px;
+}
+
+.add-habit input[type="text"] {
+    flex-grow: 1;
+    padding: 10px;
+    border: 1px solid #444;
+    border-radius: 5px;
+    background-color: #333;
+    color: #e0e0e0;
+    margin-right: 10px;
+}
+
+.add-habit button {
+    padding: 10px 15px;
+    background-color: #4CAF50;
+    color: white;
+    border: none;
+    border-radius: 5px;
+    cursor: pointer;
+    font-size: 16px;
+}
+
+.add-habit button:hover {
+    background-color: #45a049;
+}
+
+.habit-item {
+    background-color: #333;
+    border-radius: 8px;
+    margin-bottom: 15px;
+    padding: 15px;
+    display: flex;
+    flex-direction: column;
+    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
+}
+
+.habit-header {
+    display: flex;
+    justify-content: space-between;
+    align-items: center;
+    margin-bottom: 10px;
+}
+
+.habit-name {
+    font-size: 1.2em;
+    font-weight: bold;
+    color: #e0e0e0;
+}
+
+.habit-actions button {
+    background: none;
+    border: none;
+    color: #e0e0e0;
+    font-size: 1.5em;
+    cursor: pointer;
+}
+
+.habit-actions button:hover {
+    color: #666;
+}
+
+.date-grid {
+    display: grid;
+    grid-template-columns: repeat(30, 1fr); /* Adjust based on your date range */
+    gap: 2px;
+    padding: 5px 0;
+    overflow-x: auto; /* Enable horizontal scrolling if dates exceed width */
+    -ms-overflow-style: none;  /* IE and Edge */
+    scrollbar-width: none;  /* Firefox */
+}
+
+/* Hide scrollbar for Chrome, Safari and Opera */
+.date-grid::-webkit-scrollbar {
+    display: none;
+}
+
+.date-square {
+    width: 15px; /* Adjust size as needed */
+    height: 15px;
+    background-color: #555;
+    border-radius: 2px;
+    cursor: pointer;
+}
+
+.date-square.completed {
+    background-color: #4CAF50;
+}
+
+/* Modal Styles */
+.modal {
+    display: none; /* Hidden by default */
+    position: fixed; /* Stay in place */
+    z-index: 1; /* Sit on top */
+    left: 0;
+    top: 0;
+    width: 100%; /* Full width */
+    height: 100%; /* Full height */
+    overflow: auto; /* Enable scroll if needed */
+    background-color: rgba(0,0,0,0.4); /* Black w/ opacity */
+    justify-content: center;
+    align-items: center;
+}
+
+.modal-content {
+    background-color: #2a2a2a;
+    margin: auto;
+    padding: 30px;
+    border-radius: 10px;
+    width: 80%;
+    max-width: 500px;
+    box-shadow: 0 5px 15px rgba(0,0,0,0.3);
+    position: relative;
+}
+
+.close-button {
+    color: #aaa;
+    float: right;
+    font-size: 28px;
+    font-weight: bold;
+    position: absolute;
+    top: 10px;
+    right: 20px;
+    cursor: pointer;
+}
+
+.close-button:hover,
+.close-button:focus {
+    color: white;
+    text-decoration: none;
+}
+
+#modalHabitName {
+    text-align: center;
+    color: #4CAF50;
+    margin-bottom: 20px;
+}
+
+.date-grid-modal {
+    display: grid;
+    grid-template-columns: repeat(7, 1fr); /* 7 days a week */
+    gap: 5px;
+    margin-bottom: 20px;
+}
+
+.date-cell {
+    text-align: center;
+    padding: 8px;
+    border-radius: 5px;
+    background-color: #444;
+    cursor: pointer;
+    color: #e0e0e0;
+}
+
+.date-cell.completed {
+    background-color: #4CAF50;
+}
+
+.date-cell.today {
+    border: 2px solid #007bff; /* Highlight today */
+}
+
+.modal-actions {
+    display: flex;
+    justify-content: space-around;
+    gap: 10px;
+}
+
+.modal-actions button {
+    padding: 10px 20px;
+    border: none;
+    border-radius: 5px;
+    cursor: pointer;
+    font-size: 16px;
+    flex-grow: 1;
+}
+
+#modalCompleteTodayBtn {
+    background-color: #4CAF50;
+    color: white;
+}
+
+#modalCompleteTodayBtn:hover {
+    background-color: #45a049;
+}
+
+#modalEditBtn {
+    background-color: #007bff;
+    color: white;
+}
+
+#modalEditBtn:hover {
+    background-color: #0056b3;
+}
+
+#modalDeleteBtn {
+    background-color: #dc3545;
+    color: white;
+}
+
+#modalDeleteBtn:hover {
+    background-color: #c82333;
+}
\ No newline at end of file
diff --git a/static/js/script.js b/static/js/script.js
new file mode 100644
index 0000000..4051518
--- /dev/null
+++ b/static/js/script.js
@@ -0,0 +1,247 @@
+document.addEventListener('DOMContentLoaded', fetchHabits);
+
+const habitListDiv = document.getElementById('habitList');
+const dateModal = document.getElementById('dateModal');
+const modalHabitName = document.getElementById('modalHabitName');
+const modalDateGrid = document.getElementById('modalDateGrid');
+const modalCompleteTodayBtn = document.getElementById('modalCompleteTodayBtn');
+
+let currentHabitId = null;
+
+function getCurrentDate() {
+    const today = new Date();
+    const year = today.getFullYear();
+    const month = String(today.getMonth() + 1).padStart(2, '0');
+    const day = String(today.getDate()).padStart(2, '0');
+    return `${year}-${month}-${day}`;
+}
+
+function getPastDates(days) {
+    const dates = [];
+    for (let i = days - 1; i >= 0; i--) {
+        const d = new Date();
+        d.setDate(d.getDate() - i);
+        const year = d.getFullYear();
+        const month = String(d.getMonth() + 1).padStart(2, '0');
+        const day = String(d.getDate()).padStart(2, '0');
+        dates.push(`${year}-${month}-${day}`);
+    }
+    return dates;
+}
+
+async function fetchHabits() {
+    try {
+        const response = await fetch('/habits');
+        const habits = await response.json();
+        renderHabits(habits);
+    } catch (error) {
+        console.error('Error fetching habits:', error);
+    }
+}
+
+function renderHabits(habits) {
+    habitListDiv.innerHTML = ''; // Clear previous habits
+    const last30Days = getPastDates(30);
+
+    habits.forEach(habit => {
+        const habitItem = document.createElement('div');
+        habitItem.className = 'habit-item';
+        habitItem.dataset.id = habit.id; // Store habit ID
+
+        const habitHeader = document.createElement('div');
+        habitHeader.className = 'habit-header';
+
+        const habitName = document.createElement('div');
+        habitName.className = 'habit-name';
+        habitName.textContent = habit.name;
+        habitHeader.appendChild(habitName);
+
+        const habitActions = document.createElement('div');
+        habitActions.className = 'habit-actions';
+        const openModalButton = document.createElement('button');
+        openModalButton.innerHTML = '&#x2714;'; // Checkmark symbol
+        openModalButton.onclick = () => openHabitModal(habit.id, habit.name, habit.completed_dates);
+        habitActions.appendChild(openModalButton);
+        habitHeader.appendChild(habitActions);
+        habitItem.appendChild(habitHeader);
+
+        const dateGrid = document.createElement('div');
+        dateGrid.className = 'date-grid';
+        
+        last30Days.forEach(date => {
+            const dateSquare = document.createElement('div');
+            dateSquare.className = 'date-square';
+            if (habit.completed_dates && habit.completed_dates.includes(date)) {
+                dateSquare.classList.add('completed');
+            }
+            dateSquare.title = date; // Show date on hover
+            dateGrid.appendChild(dateSquare);
+        });
+        habitItem.appendChild(dateGrid);
+
+        habitListDiv.appendChild(habitItem);
+    });
+}
+
+async function addHabit() {
+    const newHabitNameInput = document.getElementById('newHabitName');
+    const name = newHabitNameInput.value.trim();
+
+    if (name) {
+        try {
+            const response = await fetch('/habits', {
+                method: 'POST',
+                headers: { 'Content-Type': 'application/json' },
+                body: JSON.stringify({ name: name })
+            });
+            const newHabit = await response.json();
+            if (response.ok) {
+                newHabitNameInput.value = '';
+                fetchHabits(); // Re-fetch and re-render all habits
+            } else {
+                console.error('Failed to add habit:', newHabit.error);
+            }
+        } catch (error) {
+            console.error('Error adding habit:', error);
+        }
+    }
+}
+
+async function openHabitModal(habitId, habitName, completedDates) {
+    currentHabitId = habitId;
+    modalHabitName.textContent = habitName;
+    modalCompleteTodayBtn.dataset.habitId = habitId; // Store habit ID for button
+
+    modalDateGrid.innerHTML = '';
+    const today = getCurrentDate();
+    const startOfWeek = new Date();
+    startOfWeek.setDate(startOfWeek.getDate() - (startOfWeek.getDay() + 6) % 7); // Go back to Monday
+
+    for (let i = 0; i < 35; i++) { // Display 5 weeks (5 * 7 days)
+        const d = new Date(startOfWeek);
+        d.setDate(startOfWeek.getDate() + i);
+        const dateStr = `${d.getFullYear()}-${String(d.getMonth() + 1).padStart(2, '0')}-${String(d.getDate()).padStart(2, '0')}`;
+
+        const dateCell = document.createElement('div');
+        dateCell.className = 'date-cell';
+        dateCell.textContent = d.getDate();
+        if (completedDates.includes(dateStr)) {
+            dateCell.classList.add('completed');
+        }
+        if (dateStr === today) {
+            dateCell.classList.add('today');
+        }
+        dateCell.dataset.date = dateStr;
+        dateCell.onclick = (event) => toggleCompletionForDate(event, habitId, dateStr);
+        modalDateGrid.appendChild(dateCell);
+    }
+
+    dateModal.style.display = 'flex'; // Show the modal
+}
+
+function closeModal() {
+    dateModal.style.display = 'none';
+    currentHabitId = null;
+    fetchHabits(); // Refresh habits after closing modal
+}
+
+async function toggleCompletionForDate(event, habitId, date) {
+    const cell = event.target;
+    let response;
+    let data;
+
+    if (cell.classList.contains('completed')) {
+        // Mark as uncompleted
+        response = await fetch(`/habits/${habitId}/uncomplete`, {
+            method: 'POST',
+            headers: { 'Content-Type': 'application/json' },
+            body: JSON.stringify({ date: date })
+        });
+        data = await response.json();
+        if (response.ok) {
+            cell.classList.remove('completed');
+            // Update the completion_history in the rendered habits
+            // (You might need to re-fetch or update the local habit data for the main view)
+        }
+    } else {
+        // Mark as completed
+        response = await fetch(`/habits/${habitId}/complete`, {
+            method: 'POST',
+            headers: { 'Content-Type': 'application/json' },
+            body: JSON.stringify({ date: date })
+        });
+        data = await response.json();
+        if (response.ok) {
+            cell.classList.add('completed');
+            // Update the completion_history
+        }
+    }
+}
+
+
+async function completeHabitForDate(event, habitId, date) {
+    try {
+        const response = await fetch(`/habits/${habitId}/complete`, {
+            method: 'POST',
+            headers: { 'Content-Type': 'application/json' },
+            body: JSON.stringify({ date: date })
+        });
+        const data = await response.json();
+        if (response.ok) {
+            // Update the modal's date grid immediately
+            const dateCells = modalDateGrid.querySelectorAll('.date-cell');
+            dateCells.forEach(cell => {
+                if (cell.dataset.date === date) {
+                    cell.classList.add('completed');
+                }
+            });
+            // Optionally, disable the "Today erledigen" button if already completed
+            // modalCompleteTodayBtn.disabled = true;
+        } else {
+            console.error('Failed to complete habit:', data.error);
+        }
+    } catch (error) {
+        console.error('Error completing habit:', error);
+    }
+}
+
+async function editHabitName() {
+    const newName = prompt("Neuen Namen für die Gewohnheit eingeben:", modalHabitName.textContent);
+    if (newName && newName.trim() !== "") {
+        try {
+            const response = await fetch(`/habits/${currentHabitId}`, {
+                method: 'PUT',
+                headers: { 'Content-Type': 'application/json' },
+                body: JSON.stringify({ name: newName.trim() })
+            });
+            const data = await response.json();
+            if (response.ok) {
+                modalHabitName.textContent = newName.trim();
+                fetchHabits(); // Re-fetch and re-render all habits to update the main view
+            } else {
+                console.error('Failed to update habit:', data.error);
+            }
+        } catch (error) {
+            console.error('Error updating habit:', error);
+        }
+    }
+}
+
+async function deleteHabitFromModal() {
+    if (confirm("Bist du sicher, dass du diese Gewohnheit löschen möchtest?")) {
+        try {
+            const response = await fetch(`/habits/${currentHabitId}`, {
+                method: 'DELETE'
+            });
+            const data = await response.json();
+            if (response.ok) {
+                closeModal();
+                fetchHabits(); // Re-fetch and re-render all habits
+            } else {
+                console.error('Failed to delete habit:', data.error);
+            }
+        } catch (error) {
+            console.error('Error deleting habit:', error);
+        }
+    }
+}
\ No newline at end of file
diff --git a/templates/index.html b/templates/index.html
new file mode 100644
index 0000000..9e82fd1
--- /dev/null
+++ b/templates/index.html
@@ -0,0 +1,35 @@
+<!DOCTYPE html>
+<html lang="de">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>HabitKit Clone</title>
+    <link rel="stylesheet" href="{{ url_for('static', filename='css/style.css') }}">
+</head>
+<body>
+    <div class="container">
+        <h1>Habit Tracker</h1>
+        <div class="add-habit">
+            <input type="text" id="newHabitName" placeholder="Neue Gewohnheit hinzufügen">
+            <button onclick="addHabit()">Hinzufügen</button>
+        </div>
+        <div id="habitList" class="habit-list">
+            </div>
+    </div>
+
+    <div id="dateModal" class="modal">
+        <div class="modal-content">
+            <span class="close-button" onclick="closeModal()">&times;</span>
+            <h2 id="modalHabitName"></h2>
+            <div id="modalDateGrid" class="date-grid-modal"></div>
+            <div class="modal-actions">
+                <button id="modalCompleteTodayBtn" onclick="completeHabitForDate(event, this.dataset.habitId, getCurrentDate())">Heute erledigen</button>
+                <button id="modalEditBtn" onclick="editHabitName()">Bearbeiten</button>
+                <button id="modalDeleteBtn" onclick="deleteHabitFromModal()">Löschen</button>
+            </div>
+        </div>
+    </div>
+
+    <script src="{{ url_for('static', filename='js/script.js') }}"></script>
+</body>
+</html>
\ No newline at end of file