/**
 * Admin JavaScript for Studiou WC Product Category Manager
 */
(function($) {
    'use strict';
    
    // Initialize admin scripts
    $(document).ready(function() {
        // Import form handling
        if ($('#studiou-wcpcm-import-form').length) {
            initImportForm();
        }
        
        // Export form handling
        if ($('#studiou-wcpcm-export-form').length) {
            initExportForm();
        }
        
        // Sample CSV download handler
        if ($('#studiou-wcpcm-download-sample').length) {
            initSampleDownload();
        }
    });
    
    /**
     * Initialize import form
     */
    function initImportForm() {
        $('#studiou-wcpcm-import-form').on('submit', function(e) {
            e.preventDefault();
            
            // Show spinner
            var $submitBtn = $(this).find('#studiou-wcpcm-import-button');
            var $spinner = $(this).find('.spinner');
            
            $submitBtn.prop('disabled', true);
            $spinner.css('visibility', 'visible');
            
            // Clear previous notices
            $('.studiou-wcpcm-notice-area').empty();
            
            // Create form data
            var formData = new FormData(this);
            formData.append('action', 'studiou_wcpcm_import');
            formData.append('nonce', studiouWcpcm.nonce);
            
            // Send AJAX request
            $.ajax({
                url: studiouWcpcm.ajaxUrl,
                type: 'POST',
                data: formData,
                processData: false,
                contentType: false,
                success: function(response) {
                    if (response.success) {
                        showNotice('success', studiouWcpcm.i18n.importSuccess);
                        
                        // Show results
                        $('#studiou-wcpcm-import-results').text(response.data.message);
                        $('.studiou-wcpcm-import-results').show();
                    } else {
                        showNotice('error', response.data.message);
                    }
                },
                error: function() {
                    showNotice('error', studiouWcpcm.i18n.importError);
                },
                complete: function() {
                    // Hide spinner
                    $submitBtn.prop('disabled', false);
                    $spinner.css('visibility', 'hidden');
                }
            });
        });
    }
    
    /**
     * Initialize export form
     */
    function initExportForm() {
        $('#studiou-wcpcm-export-form').on('submit', function(e) {
            e.preventDefault();
            
            // Show spinner
            var $submitBtn = $(this).find('#studiou-wcpcm-export-button');
            var $spinner = $(this).find('.spinner');
            
            $submitBtn.prop('disabled', true);
            $spinner.css('visibility', 'visible');
            
            // Clear previous notices
            $('.studiou-wcpcm-notice-area').empty();
            
            // Send AJAX request
            $.ajax({
                url: studiouWcpcm.ajaxUrl,
                type: 'POST',
                data: {
                    action: 'studiou_wcpcm_export',
                    nonce: studiouWcpcm.nonce
                },
                success: function(response) {
                    if (response.success) {
                        showNotice('success', studiouWcpcm.i18n.exportSuccess);
                        
                        // Show download link
                        $('#studiou-wcpcm-export-message').text(response.data.message);
                        $('#studiou-wcpcm-download-export').attr('href', response.data.download_url);
                        $('.studiou-wcpcm-export-results').show();
                    } else {
                        showNotice('error', response.data.message);
                    }
                },
                error: function() {
                    showNotice('error', studiouWcpcm.i18n.exportError);
                },
                complete: function() {
                    // Hide spinner
                    $submitBtn.prop('disabled', false);
                    $spinner.css('visibility', 'hidden');
                }
            });
        });
    }
    
    /**
     * Initialize sample CSV download
     */
    function initSampleDownload() {
        $('#studiou-wcpcm-download-sample').on('click', function(e) {
            e.preventDefault();
            
            // Sample CSV content
            var csvContent = 'name,url-name,parent-name,description,display-type,visibility,protected-passwords,operation\n' +
                '"Clothing","clothing","","Top quality clothing","default","public","","A"\n' +
                '"Men","men","Clothing","Men\'s clothing","products","public","","A"\n' +
                '"Women","women","Clothing","Women\'s clothing","products","protected","password123","A"\n' +
                '"Kids","kids","Clothing","Kids clothing","products","public","","U"\n' +
                '"Accessories","accessories","","All accessories","default","public","","D"';
            
            // Create download link
            var blob = new Blob([csvContent], { type: 'text/csv;charset=utf-8;' });
            var url = URL.createObjectURL(blob);
            var link = document.createElement('a');
            
            link.setAttribute('href', url);
            link.setAttribute('download', 'sample-product-categories.csv');
            link.style.visibility = 'hidden';
            
            document.body.appendChild(link);
            link.click();
            document.body.removeChild(link);
        });
    }
    
    /**
     * Show notice message
     * 
     * @param {string} type Notice type (success, error)
     * @param {string} message Notice message
     */
    function showNotice(type, message) {
        var $notice = $('<div class="studiou-wcpcm-notice studiou-wcpcm-notice-' + type + '"></div>').text(message);
        $('.studiou-wcpcm-notice-area').append($notice);
        
        // Scroll to notice
        $('html, body').animate({
            scrollTop: $('.studiou-wcpcm-notice-area').offset().top - 50
        }, 500);
    }
    
})(jQuery);