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rodolfomartinez
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354
native/wordpress/maple-fonts-wp/assets/admin.js
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354
native/wordpress/maple-fonts-wp/assets/admin.js
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/**
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* Maple Local Fonts - Admin JavaScript
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*
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* @package Maple_Local_Fonts
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*/
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(function($) {
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'use strict';
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var MLF = {
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/**
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* Preview debounce timer.
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*/
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previewTimer: null,
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/**
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* Currently loaded preview font.
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*/
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currentPreviewFont: null,
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/**
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* Initialize the admin functionality.
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*/
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init: function() {
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this.bindEvents();
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this.updateFileCount();
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},
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/**
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* Bind event handlers.
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*/
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bindEvents: function() {
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// Form submission
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$('#mlf-import-form').on('submit', this.handleDownload.bind(this));
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// Delete button clicks
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$(document).on('click', '.mlf-delete-btn', this.handleDelete.bind(this));
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// Update file count on checkbox change
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$('#mlf-import-form').on('change', 'input[type="checkbox"]', this.updateFileCount.bind(this));
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// Font name input for preview (debounced)
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$('#mlf-font-name').on('input', this.handleFontNameInput.bind(this));
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},
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/**
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* Handle font name input for preview (debounced).
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*
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* @param {Event} e Input event.
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*/
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handleFontNameInput: function(e) {
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var fontName = $(e.target).val().trim();
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// Clear previous timer
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if (this.previewTimer) {
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clearTimeout(this.previewTimer);
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}
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// Hide preview if empty
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if (!fontName) {
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this.hidePreview();
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return;
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}
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// Validate font name (only allowed characters)
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if (!/^[a-zA-Z0-9\s\-]+$/.test(fontName)) {
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this.hidePreview();
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return;
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}
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// Debounce: wait 500ms before loading preview
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this.previewTimer = setTimeout(function() {
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MLF.loadFontPreview(fontName);
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}, 500);
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},
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/**
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* Load font preview from Google Fonts.
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*
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* @param {string} fontName Font family name.
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*/
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loadFontPreview: function(fontName) {
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var $section = $('#mlf-preview-section');
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var $text = $('#mlf-preview-text');
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var $loading = $('#mlf-preview-loading');
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var $error = $('#mlf-preview-error');
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// Skip if same font already loaded
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if (this.currentPreviewFont === fontName) {
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return;
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}
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// Show section with loading state
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$section.show();
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$text.hide();
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$loading.show();
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$error.hide();
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// Remove previous preview font link
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$('#mlf-preview-font-link').remove();
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// Build Google Fonts URL for preview (just 400 weight for preview)
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var fontFamily = fontName.replace(/\s+/g, '+');
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var previewUrl = 'https://fonts.googleapis.com/css2?family=' + encodeURIComponent(fontFamily) + ':wght@400&display=swap';
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// Create link element
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var $link = $('<link>', {
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id: 'mlf-preview-font-link',
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rel: 'stylesheet',
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href: previewUrl
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});
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// Handle load success
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$link.on('load', function() {
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MLF.currentPreviewFont = fontName;
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$text.css('font-family', '"' + fontName + '", sans-serif');
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$loading.hide();
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$text.show();
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});
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// Handle load error
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$link.on('error', function() {
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MLF.currentPreviewFont = null;
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$loading.hide();
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$error.show();
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});
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// Append to head
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$('head').append($link);
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// Fallback timeout (5 seconds)
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setTimeout(function() {
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if ($loading.is(':visible')) {
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// Check if font actually loaded by measuring text width
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var testSpan = $('<span>').text('test').css({
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'font-family': '"' + fontName + '", monospace',
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'position': 'absolute',
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'visibility': 'hidden'
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}).appendTo('body');
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var testWidth = testSpan.width();
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var fallbackSpan = $('<span>').text('test').css({
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'font-family': 'monospace',
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'position': 'absolute',
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'visibility': 'hidden'
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}).appendTo('body');
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var fallbackWidth = fallbackSpan.width();
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testSpan.remove();
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fallbackSpan.remove();
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if (testWidth !== fallbackWidth) {
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// Font loaded successfully
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MLF.currentPreviewFont = fontName;
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$text.css('font-family', '"' + fontName + '", sans-serif');
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$loading.hide();
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$text.show();
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} else {
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// Font failed to load
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MLF.currentPreviewFont = null;
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$loading.hide();
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$error.show();
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}
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}
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}, 5000);
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},
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/**
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* Hide the font preview section.
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*/
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hidePreview: function() {
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this.currentPreviewFont = null;
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$('#mlf-preview-section').hide();
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$('#mlf-preview-font-link').remove();
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},
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/**
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* Update the file count display.
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*/
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updateFileCount: function() {
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var weights = $('input[name="weights[]"]:checked').length;
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var styles = $('input[name="styles[]"]:checked').length;
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var count = weights * styles;
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$('#mlf-file-count').text(count);
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},
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/**
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* Handle font download form submission.
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*
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* @param {Event} e Form submit event.
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*/
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handleDownload: function(e) {
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e.preventDefault();
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var $form = $('#mlf-import-form');
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var $button = $('#mlf-download-btn');
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var $spinner = $('#mlf-spinner');
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var $message = $('#mlf-message');
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// Get form values
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var fontName = $('#mlf-font-name').val().trim();
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var weights = [];
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var styles = [];
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$('input[name="weights[]"]:checked').each(function() {
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weights.push($(this).val());
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});
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$('input[name="styles[]"]:checked').each(function() {
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styles.push($(this).val());
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});
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// Validate
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if (!fontName) {
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this.showMessage($message, mapleLocalFontsData.strings.enterFontName, 'error');
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return;
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}
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if (weights.length === 0) {
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this.showMessage($message, mapleLocalFontsData.strings.selectWeight, 'error');
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return;
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}
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if (styles.length === 0) {
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this.showMessage($message, mapleLocalFontsData.strings.selectStyle, 'error');
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return;
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}
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// Disable form
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$form.addClass('mlf-loading');
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$button.prop('disabled', true).text(mapleLocalFontsData.strings.downloading);
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$spinner.addClass('is-active');
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$message.hide();
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// Send AJAX request
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$.ajax({
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url: mapleLocalFontsData.ajaxUrl,
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type: 'POST',
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data: {
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action: 'mlf_download_font',
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nonce: mapleLocalFontsData.downloadNonce,
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font_name: fontName,
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weights: weights,
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styles: styles
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},
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success: function(response) {
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if (response.success) {
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MLF.showMessage($message, response.data.message, 'success');
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// Reload page to show new font
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setTimeout(function() {
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window.location.reload();
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}, 1500);
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} else {
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MLF.showMessage($message, response.data.message || mapleLocalFontsData.strings.error, 'error');
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}
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},
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error: function() {
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MLF.showMessage($message, mapleLocalFontsData.strings.error, 'error');
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},
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complete: function() {
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$form.removeClass('mlf-loading');
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$button.prop('disabled', false).text($button.data('original-text') || 'Download & Install');
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$spinner.removeClass('is-active');
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}
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});
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// Store original button text
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if (!$button.data('original-text')) {
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$button.data('original-text', $button.text());
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}
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},
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/**
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* Handle font deletion.
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*
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* @param {Event} e Click event.
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*/
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handleDelete: function(e) {
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e.preventDefault();
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var $button = $(e.currentTarget);
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var fontId = $button.data('font-id');
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var $fontItem = $button.closest('.mlf-font-item');
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// Confirm deletion
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if (!confirm(mapleLocalFontsData.strings.confirmDelete)) {
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return;
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}
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// Disable button
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$button.prop('disabled', true).text(mapleLocalFontsData.strings.deleting);
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$fontItem.addClass('mlf-loading');
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// Send AJAX request
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$.ajax({
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url: mapleLocalFontsData.ajaxUrl,
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type: 'POST',
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data: {
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action: 'mlf_delete_font',
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nonce: mapleLocalFontsData.deleteNonce,
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font_id: fontId
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},
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success: function(response) {
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if (response.success) {
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// Remove font item with animation
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$fontItem.slideUp(300, function() {
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$(this).remove();
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// Check if any fonts remain
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if ($('.mlf-font-item').length === 0) {
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$('#mlf-font-list').html(
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'<p class="mlf-no-fonts">No fonts installed yet.</p>'
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);
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}
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});
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} else {
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alert(response.data.message || mapleLocalFontsData.strings.error);
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$button.prop('disabled', false).text('Delete');
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$fontItem.removeClass('mlf-loading');
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}
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},
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error: function() {
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alert(mapleLocalFontsData.strings.error);
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$button.prop('disabled', false).text('Delete');
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$fontItem.removeClass('mlf-loading');
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}
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});
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},
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/**
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* Show a message to the user.
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*
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* @param {jQuery} $element Message element.
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* @param {string} message Message text.
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* @param {string} type Message type (success or error).
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*/
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showMessage: function($element, message, type) {
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$element
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.removeClass('mlf-message-success mlf-message-error')
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.addClass('mlf-message-' + type)
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.text(message)
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.show();
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}
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};
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// Initialize on document ready
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$(document).ready(function() {
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MLF.init();
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});
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})(jQuery);
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