Files
HabitTracker/static/js/script.js
2025-07-12 00:33:53 +02:00

247 lines
8.7 KiB
JavaScript

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 = '✔'; // 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);
}
}
}