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Update script.js
This commit is contained in:
Jakub Růžička
GitHub
parent
88b0432891
commit
5bc9c9bdb1
1 changed files with 120 additions and 55 deletions
175
script.js
175
script.js
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@ -7,15 +7,52 @@ document.addEventListener('DOMContentLoaded', () => {
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const noteTitleInput = document.getElementById('noteTitleInput');
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const noteContentInput = document.getElementById('noteContentInput');
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const themeToggleBtn = document.getElementById('themeToggleBtn');
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const body = document.body;
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let notes = [];
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let currentEditingId = null;
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// --- Theming ---
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function applyTheme(theme) { // theme is 'light' or 'dark'
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body.classList.remove('light-theme', 'dark-theme');
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body.classList.add(theme + '-theme'); // e.g., 'dark-theme'
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localStorage.setItem('mnotes-theme', theme);
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const icon = themeToggleBtn.querySelector('md-icon');
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if (theme === 'dark') {
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icon.textContent = 'light_mode';
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themeToggleBtn.ariaLabel = "Activate light theme";
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} else {
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icon.textContent = 'dark_mode';
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themeToggleBtn.ariaLabel = "Activate dark theme";
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}
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}
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function toggleTheme() {
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const currentTheme = localStorage.getItem('mnotes-theme') || (body.classList.contains('dark-theme') ? 'dark' : 'light');
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applyTheme(currentTheme === 'light' ? 'dark' : 'light');
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}
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function loadInitialTheme() {
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const savedTheme = localStorage.getItem('mnotes-theme');
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if (savedTheme) {
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applyTheme(savedTheme);
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} else {
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// Prefer system theme if no preference saved
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if (window.matchMedia && window.matchMedia('(prefers-color-scheme: dark)').matches) {
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applyTheme('dark');
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} else {
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applyTheme('light'); // Default to light
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}
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}
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}
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themeToggleBtn.addEventListener('click', toggleTheme);
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// --- Data Persistence ---
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function loadNotes() {
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const storedNotes = localStorage.getItem('material-notes');
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if (storedNotes) {
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notes = JSON.parse(storedNotes);
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}
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notes = storedNotes ? JSON.parse(storedNotes) : [];
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renderNotes();
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}
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@ -27,36 +64,39 @@ document.addEventListener('DOMContentLoaded', () => {
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function renderNotes() {
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notesList.innerHTML = ''; // Clear existing notes
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if (notes.length === 0) {
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notesList.innerHTML = `<p style="text-align:center; color: var(--md-sys-color-outline);">No notes yet. Click the + button to add one!</p>`;
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const p = document.createElement('p');
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p.textContent = "No notes yet. Click the + button to add one!";
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notesList.appendChild(p);
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return;
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}
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notes.sort((a, b) => new Date(b.lastModified) - new Date(a.lastModified)); // Sort by most recently modified
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notes.forEach(note => {
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const noteCard = document.createElement('div');
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noteCard.className = 'note-card';
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// Add md-elevation for a card-like appearance
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const elevation = document.createElement('md-elevation');
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const elevation = document.createElement('md-elevation'); // Add MWC elevation
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noteCard.appendChild(elevation);
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const title = document.createElement('h3');
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title.textContent = note.title;
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const content = document.createElement('p');
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content.textContent = note.content.substring(0, 150) + (note.content.length > 150 ? '...' : ''); // Preview
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content.textContent = note.content.substring(0, 150) + (note.content.length > 150 ? '...' : '');
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const actions = document.createElement('div');
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actions.className = 'note-card-actions';
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const editButton = document.createElement('md-icon-button');
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editButton.innerHTML = `<md-icon>edit</md-icon>`;
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editButton.ariaLabel = 'Edit Note';
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editButton.addEventListener('click', () => openNoteDialog(note));
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editButton.ariaLabel = `Edit note: ${note.title}`;
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editButton.addEventListener('click', (e) => { e.stopPropagation(); openNoteDialog(note); });
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const deleteButton = document.createElement('md-icon-button');
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deleteButton.innerHTML = `<md-icon>delete</md-icon>`;
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deleteButton.ariaLabel = 'Delete Note';
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deleteButton.addEventListener('click', () => deleteNote(note.id));
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deleteButton.ariaLabel = `Delete note: ${note.title}`;
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deleteButton.addEventListener('click', (e) => { e.stopPropagation(); deleteNote(note.id); });
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actions.appendChild(editButton);
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actions.appendChild(deleteButton);
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@ -70,54 +110,89 @@ document.addEventListener('DOMContentLoaded', () => {
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// --- Note Operations ---
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function openNoteDialog(note = null) {
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noteForm.reset(); // Clear form
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noteForm.reset(); // Clear form fields
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// Reset MWC text field states (e.g. error messages)
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noteTitleInput.errorText = "";
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noteTitleInput.error = false;
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noteContentInput.errorText = "";
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noteContentInput.error = false;
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if (note) {
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currentEditingId = note.id;
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noteIdInput.value = note.id;
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noteTitleInput.value = note.title;
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noteContentInput.value = note.content;
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noteContentInput.value = note.content; // Full content for editing
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noteDialog.querySelector('[slot="headline"]').textContent = 'Edit Note';
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} else {
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currentEditingId = null;
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noteIdInput.value = '';
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noteDialog.querySelector('[slot="headline"]').textContent = 'Add New Note';
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}
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noteDialog.show();
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}
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function handleFormSubmit() {
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const title = noteTitleInput.value.trim();
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const content = noteContentInput.value.trim();
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function handleDialogClose(event) {
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// event.detail.action contains the `value` of the button that closed it
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if (event.detail.action === 'save') {
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const title = noteTitleInput.value.trim();
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const content = noteContentInput.value.trim();
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if (!title || !content) {
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// Basic validation, could be more robust
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alert('Title and content cannot be empty.');
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return;
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}
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if (currentEditingId) {
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// Editing existing note
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const noteIndex = notes.findIndex(n => n.id === currentEditingId);
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if (noteIndex > -1) {
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notes[noteIndex].title = title;
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notes[noteIndex].content = content;
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let isValid = true;
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if (!title) {
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noteTitleInput.error = true;
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noteTitleInput.errorText = "Title cannot be empty.";
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isValid = false;
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} else {
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noteTitleInput.error = false;
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noteTitleInput.errorText = "";
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}
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if (!content) {
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noteContentInput.error = true;
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noteContentInput.errorText = "Content cannot be empty.";
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isValid = false;
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} else {
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noteContentInput.error = false;
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noteContentInput.errorText = "";
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}
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} else {
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// Creating new note
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const newNote = {
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id: Date.now().toString(), // Simple unique ID
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title,
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content
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};
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notes.push(newNote);
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}
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saveNotes();
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renderNotes();
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// noteDialog.close(); // Handled by form method="dialog" and button value
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if (!isValid) {
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// To prevent dialog from closing on invalid native form submission,
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// we'd need to handle the 'submit' event on the form, preventDefault,
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// then manually close if valid.
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// Since `method="dialog"` auto-closes, we re-show if invalid.
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// This is a common pattern if not using full form.requestSubmit().
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noteDialog.show(); // Re-open dialog if validation fails after it auto-closed.
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return;
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}
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const now = new Date().toISOString();
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if (currentEditingId) {
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const noteIndex = notes.findIndex(n => n.id === currentEditingId);
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if (noteIndex > -1) {
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notes[noteIndex].title = title;
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notes[noteIndex].content = content;
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notes[noteIndex].lastModified = now;
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}
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} else {
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notes.push({
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id: Date.now().toString(),
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title,
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content,
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createdAt: now,
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lastModified: now
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});
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}
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saveNotes();
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renderNotes();
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}
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// Reset for next time dialog opens
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currentEditingId = null;
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noteForm.reset(); // Ensure form is clean
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noteTitleInput.error = false; noteTitleInput.errorText = "";
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noteContentInput.error = false; noteContentInput.errorText = "";
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}
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function deleteNote(id) {
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// Consider using an md-dialog for confirmation for better UX
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// For simplicity, using confirm() for now
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if (confirm('Are you sure you want to delete this note?')) {
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notes = notes.filter(note => note.id !== id);
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saveNotes();
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@ -127,19 +202,9 @@ document.addEventListener('DOMContentLoaded', () => {
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// --- Event Listeners ---
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addNoteFab.addEventListener('click', () => openNoteDialog());
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// The dialog component handles its own close on button clicks if `form.method="dialog"`
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// and buttons have `value="cancel"` or `form="formId"`.
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// We listen for the 'closed' event to react to the "save" action.
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noteDialog.addEventListener('closed', (event) => {
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if (event.detail.action === 'save') {
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handleFormSubmit();
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}
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// Reset for next time
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currentEditingId = null;
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noteForm.reset();
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});
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noteDialog.addEventListener('closed', handleDialogClose);
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// --- Initial Load ---
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loadInitialTheme();
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loadNotes();
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});
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