Update script.js

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Jakub Růžička 2025-05-20 20:07:34 +02:00 committed by GitHub
parent 88b0432891
commit 5bc9c9bdb1
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175
script.js
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@ -7,15 +7,52 @@ document.addEventListener('DOMContentLoaded', () => {
const noteTitleInput = document.getElementById('noteTitleInput');
const noteContentInput = document.getElementById('noteContentInput');
const themeToggleBtn = document.getElementById('themeToggleBtn');
const body = document.body;
let notes = [];
let currentEditingId = null;
// --- Theming ---
function applyTheme(theme) { // theme is 'light' or 'dark'
body.classList.remove('light-theme', 'dark-theme');
body.classList.add(theme + '-theme'); // e.g., 'dark-theme'
localStorage.setItem('mnotes-theme', theme);
const icon = themeToggleBtn.querySelector('md-icon');
if (theme === 'dark') {
icon.textContent = 'light_mode';
themeToggleBtn.ariaLabel = "Activate light theme";
} else {
icon.textContent = 'dark_mode';
themeToggleBtn.ariaLabel = "Activate dark theme";
}
}
function toggleTheme() {
const currentTheme = localStorage.getItem('mnotes-theme') || (body.classList.contains('dark-theme') ? 'dark' : 'light');
applyTheme(currentTheme === 'light' ? 'dark' : 'light');
}
function loadInitialTheme() {
const savedTheme = localStorage.getItem('mnotes-theme');
if (savedTheme) {
applyTheme(savedTheme);
} else {
// Prefer system theme if no preference saved
if (window.matchMedia && window.matchMedia('(prefers-color-scheme: dark)').matches) {
applyTheme('dark');
} else {
applyTheme('light'); // Default to light
}
}
}
themeToggleBtn.addEventListener('click', toggleTheme);
// --- Data Persistence ---
function loadNotes() {
const storedNotes = localStorage.getItem('material-notes');
if (storedNotes) {
notes = JSON.parse(storedNotes);
}
notes = storedNotes ? JSON.parse(storedNotes) : [];
renderNotes();
}
@ -27,36 +64,39 @@ document.addEventListener('DOMContentLoaded', () => {
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>`;
const p = document.createElement('p');
p.textContent = "No notes yet. Click the + button to add one!";
notesList.appendChild(p);
return;
}
notes.sort((a, b) => new Date(b.lastModified) - new Date(a.lastModified)); // Sort by most recently modified
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 elevation = document.createElement('md-elevation'); // Add MWC 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
content.textContent = note.content.substring(0, 150) + (note.content.length > 150 ? '...' : '');
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));
editButton.ariaLabel = `Edit note: ${note.title}`;
editButton.addEventListener('click', (e) => { e.stopPropagation(); 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));
deleteButton.ariaLabel = `Delete note: ${note.title}`;
deleteButton.addEventListener('click', (e) => { e.stopPropagation(); deleteNote(note.id); });
actions.appendChild(editButton);
actions.appendChild(deleteButton);
@ -70,54 +110,89 @@ document.addEventListener('DOMContentLoaded', () => {
// --- Note Operations ---
function openNoteDialog(note = null) {
noteForm.reset(); // Clear form
noteForm.reset(); // Clear form fields
// Reset MWC text field states (e.g. error messages)
noteTitleInput.errorText = "";
noteTitleInput.error = false;
noteContentInput.errorText = "";
noteContentInput.error = false;
if (note) {
currentEditingId = note.id;
noteIdInput.value = note.id;
noteTitleInput.value = note.title;
noteContentInput.value = note.content;
noteContentInput.value = note.content; // Full content for editing
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();
function handleDialogClose(event) {
// event.detail.action contains the `value` of the button that closed it
if (event.detail.action === 'save') {
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;
let isValid = true;
if (!title) {
noteTitleInput.error = true;
noteTitleInput.errorText = "Title cannot be empty.";
isValid = false;
} else {
noteTitleInput.error = false;
noteTitleInput.errorText = "";
}
if (!content) {
noteContentInput.error = true;
noteContentInput.errorText = "Content cannot be empty.";
isValid = false;
} else {
noteContentInput.error = false;
noteContentInput.errorText = "";
}
} 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
if (!isValid) {
// To prevent dialog from closing on invalid native form submission,
// we'd need to handle the 'submit' event on the form, preventDefault,
// then manually close if valid.
// Since `method="dialog"` auto-closes, we re-show if invalid.
// This is a common pattern if not using full form.requestSubmit().
noteDialog.show(); // Re-open dialog if validation fails after it auto-closed.
return;
}
const now = new Date().toISOString();
if (currentEditingId) {
const noteIndex = notes.findIndex(n => n.id === currentEditingId);
if (noteIndex > -1) {
notes[noteIndex].title = title;
notes[noteIndex].content = content;
notes[noteIndex].lastModified = now;
}
} else {
notes.push({
id: Date.now().toString(),
title,
content,
createdAt: now,
lastModified: now
});
}
saveNotes();
renderNotes();
}
// Reset for next time dialog opens
currentEditingId = null;
noteForm.reset(); // Ensure form is clean
noteTitleInput.error = false; noteTitleInput.errorText = "";
noteContentInput.error = false; noteContentInput.errorText = "";
}
function deleteNote(id) {
// Consider using an md-dialog for confirmation for better UX
// For simplicity, using confirm() for now
if (confirm('Are you sure you want to delete this note?')) {
notes = notes.filter(note => note.id !== id);
saveNotes();
@ -127,19 +202,9 @@ document.addEventListener('DOMContentLoaded', () => {
// --- 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();
});
noteDialog.addEventListener('closed', handleDialogClose);
// --- Initial Load ---
loadInitialTheme();
loadNotes();
});