MNotes/scripts.js
2025-05-20 19:43:17 +02:00

145 lines
5.1 KiB
JavaScript

document.addEventListener('DOMContentLoaded', () => {
const notesList = document.getElementById('notesList');
const addNoteFab = document.getElementById('addNoteFab');
const noteDialog = document.getElementById('noteDialog');
const noteForm = document.getElementById('noteForm');
const noteIdInput = document.getElementById('noteIdInput');
const noteTitleInput = document.getElementById('noteTitleInput');
const noteContentInput = document.getElementById('noteContentInput');
let notes = [];
let currentEditingId = null;
// --- Data Persistence ---
function loadNotes() {
const storedNotes = localStorage.getItem('material-notes');
if (storedNotes) {
notes = JSON.parse(storedNotes);
}
renderNotes();
}
function saveNotes() {
localStorage.setItem('material-notes', JSON.stringify(notes));
}
// --- Rendering Notes ---
function renderNotes() {
notesList.innerHTML = ''; // Clear existing notes
if (notes.length === 0) {
notesList.innerHTML = `<p style="text-align:center; color: var(--md-sys-color-outline);">No notes yet. Click the + button to add one!</p>`;
return;
}
notes.forEach(note => {
const noteCard = document.createElement('div');
noteCard.className = 'note-card';
// Add md-elevation for a card-like appearance
const elevation = document.createElement('md-elevation');
noteCard.appendChild(elevation);
const title = document.createElement('h3');
title.textContent = note.title;
const content = document.createElement('p');
content.textContent = note.content.substring(0, 150) + (note.content.length > 150 ? '...' : ''); // Preview
const actions = document.createElement('div');
actions.className = 'note-card-actions';
const editButton = document.createElement('md-icon-button');
editButton.innerHTML = `<md-icon>edit</md-icon>`;
editButton.ariaLabel = 'Edit Note';
editButton.addEventListener('click', () => openNoteDialog(note));
const deleteButton = document.createElement('md-icon-button');
deleteButton.innerHTML = `<md-icon>delete</md-icon>`;
deleteButton.ariaLabel = 'Delete Note';
deleteButton.addEventListener('click', () => deleteNote(note.id));
actions.appendChild(editButton);
actions.appendChild(deleteButton);
noteCard.appendChild(title);
noteCard.appendChild(content);
noteCard.appendChild(actions);
notesList.appendChild(noteCard);
});
}
// --- Note Operations ---
function openNoteDialog(note = null) {
noteForm.reset(); // Clear form
if (note) {
currentEditingId = note.id;
noteIdInput.value = note.id;
noteTitleInput.value = note.title;
noteContentInput.value = note.content;
noteDialog.querySelector('[slot="headline"]').textContent = 'Edit Note';
} else {
currentEditingId = null;
noteIdInput.value = '';
noteDialog.querySelector('[slot="headline"]').textContent = 'Add New Note';
}
noteDialog.show();
}
function handleFormSubmit() {
const title = noteTitleInput.value.trim();
const content = noteContentInput.value.trim();
if (!title || !content) {
// Basic validation, could be more robust
alert('Title and content cannot be empty.');
return;
}
if (currentEditingId) {
// Editing existing note
const noteIndex = notes.findIndex(n => n.id === currentEditingId);
if (noteIndex > -1) {
notes[noteIndex].title = title;
notes[noteIndex].content = content;
}
} else {
// Creating new note
const newNote = {
id: Date.now().toString(), // Simple unique ID
title,
content
};
notes.push(newNote);
}
saveNotes();
renderNotes();
// noteDialog.close(); // Handled by form method="dialog" and button value
}
function deleteNote(id) {
if (confirm('Are you sure you want to delete this note?')) {
notes = notes.filter(note => note.id !== id);
saveNotes();
renderNotes();
}
}
// --- Event Listeners ---
addNoteFab.addEventListener('click', () => openNoteDialog());
// The dialog component handles its own close on button clicks if `form.method="dialog"`
// and buttons have `value="cancel"` or `form="formId"`.
// We listen for the 'closed' event to react to the "save" action.
noteDialog.addEventListener('closed', (event) => {
if (event.detail.action === 'save') {
handleFormSubmit();
}
// Reset for next time
currentEditingId = null;
noteForm.reset();
});
// --- Initial Load ---
loadNotes();
});