/**
 * TigerStyle Heat Admin JavaScript
 */

// Tab switching functionality - Available immediately
window.switchTab = function(evt, tabName) {
    var i, tabcontent, tablinks;
    tabcontent = document.getElementsByClassName("tab-content");
    for (i = 0; i < tabcontent.length; i++) {
        tabcontent[i].classList.remove("active");
    }
    tablinks = document.getElementsByClassName("nav-tab");
    for (i = 0; i < tablinks.length; i++) {
        tablinks[i].classList.remove("nav-tab-active");
    }
    document.getElementById(tabName).classList.add("active");
    evt.currentTarget.classList.add("nav-tab-active");
};

jQuery(document).ready(function($) {
    
    // SEO Health Checker functionality
    window.runSEOHealthCheck = function() {
        const button = document.getElementById('seo-health-check-btn');
        if (!button) return;
        
        const originalText = button.textContent;
        
        // Update button state
        button.textContent = tigerstyleSEO.strings.runningAnalysis;
        button.disabled = true;

        // Show loading indicator
        const loadingDiv = document.createElement('div');
        loadingDiv.id = 'seo-loading';
        loadingDiv.innerHTML = '<div style="text-align: center; padding: 20px;"><div class="spinner is-active" style="float: none; margin: 0 auto;"></div><p>Analyzing SEO health...</p></div>';
        
        const resultsContainer = document.getElementById('seo-health-results');
        if (resultsContainer) {
            resultsContainer.innerHTML = '';
            resultsContainer.appendChild(loadingDiv);
        }

        // Make AJAX request
        $.ajax({
            url: tigerstyleSEO.ajaxurl,
            type: 'POST',
            data: {
                action: 'seo_health_check',
                nonce: tigerstyleSEO.nonce
            },
            success: function(response) {
                button.textContent = originalText;
                button.disabled = false;
                
                if (response.success && resultsContainer) {
                    displaySEOResults(response.data);
                } else {
                    showError(tigerstyleSEO.strings.analysisFailed);
                }
            },
            error: function() {
                button.textContent = originalText;
                button.disabled = false;
                showError(tigerstyleSEO.strings.networkError);
            }
        });
    };
    
    function displaySEOResults(data) {
        const resultsContainer = document.getElementById('seo-health-results');
        if (!resultsContainer) return;
        
        let html = '<div class="seo-results-container">';
        html += '<div class="seo-score-display" style="text-align: center; margin-bottom: 30px;">';
        html += '<h3>SEO Health Score: ' + Math.round((data.score / data.max_score) * 100) + '%</h3>';
        html += '</div>';
        
        if (data.recommendations && data.recommendations.length > 0) {
            html += '<div class="seo-section"><h3>Recommendations</h3>';
            data.recommendations.forEach(function(item) {
                html += createSEOItem(item);
            });
            html += '</div>';
        }
        
        html += '</div>';
        resultsContainer.innerHTML = html;
    }
    
    function createSEOItem(item) {
        let html = '<div class="seo-item" style="border: 1px solid #ddd; border-radius: 5px; padding: 15px; margin-bottom: 10px;">';
        html += '<h4>' + item.title + '</h4>';
        html += '<p>' + item.description + '</p>';
        if (item.action && item.action.url) {
            html += '<a href="' + item.action.url + '" class="button button-primary">' + item.action.text + '</a>';
        }
        html += '</div>';
        return html;
    }
    
    function showError(message) {
        const resultsContainer = document.getElementById('seo-health-results');
        if (resultsContainer) {
            resultsContainer.innerHTML = '<div class="notice notice-error"><p>' + message + '</p></div>';
        }
    }
    
    // Cache Analysis functionality
    $('#analyze-cache-btn').on('click', function() {
        const button = $(this);
        const originalText = button.text();
        const loadingDiv = $('#cache-analysis-loading');
        const resultsDiv = $('#cache-analysis-results');
        
        // Update button state
        button.text('Analyzing...').prop('disabled', true);
        loadingDiv.show();
        resultsDiv.hide().empty();
        
        // Make AJAX request
        $.ajax({
            url: tigerstyleSEO.ajaxurl,
            type: 'POST',
            data: {
                action: 'tigerstyle_analyze_cache',
                nonce: tigerstyleSEO.cache_analysis_nonce
            },
            success: function(response) {
                button.text(originalText).prop('disabled', false);
                loadingDiv.hide();
                
                if (response.success) {
                    displayCacheAnalysisResults(response.data);
                    resultsDiv.show();
                } else {
                    showCacheAnalysisError('Analysis failed. Please try again.');
                }
            },
            error: function() {
                button.text(originalText).prop('disabled', false);
                loadingDiv.hide();
                showCacheAnalysisError('Network error. Please check your connection and try again.');
            }
        });
    });
    
    function displayCacheAnalysisResults(data) {
        const resultsDiv = $('#cache-analysis-results');
        
        let html = '<div class="cache-analysis-container">';
        
        // Summary section
        html += '<div class="cache-summary" style="background: #f0f8ff; border: 1px solid #007cba; border-radius: 5px; padding: 20px; margin-bottom: 20px;">';
        html += '<h4>📊 Analysis Summary</h4>';
        html += '<div style="display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 15px; margin-top: 15px;">';
        html += '<div><strong>Total Content Size:</strong><br><span style="color: #007cba; font-size: 18px;">' + data.total_size_formatted + '</span></div>';
        html += '<div><strong>Potential Savings:</strong><br><span style="color: #46b450; font-size: 18px;">' + data.potential_savings_formatted + '</span></div>';
        html += '<div><strong>Compression Ratio:</strong><br><span style="color: #46b450; font-size: 18px;">' + data.savings_percentage + '%</span></div>';
        html += '</div></div>';
        
        // Compression estimates
        if (data.compression_estimates) {
            html += '<div class="compression-estimates" style="margin-bottom: 25px;">';
            html += '<h4>🎯 Compression Method Comparison</h4>';
            html += '<div style="display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 15px; margin-top: 10px;">';
            
            Object.values(data.compression_estimates).forEach(function(estimate) {
                html += '<div style="padding: 15px; background: #f9f9f9; border-radius: 5px; border-left: 4px solid #007cba;">';
                html += '<strong>' + estimate.method + '</strong><br>';
                html += '<span style="color: #666;">Compression: ' + estimate.ratio + '%</span><br>';
                html += '<span style="color: #46b450; font-weight: bold;">Saves: ' + estimate.savings_formatted + '</span>';
                html += '</div>';
            });
            
            html += '</div></div>';
        }
        
        // Pages analysis
        if (data.pages && data.pages.length > 0) {
            html += '<div class="pages-analysis" style="margin-bottom: 25px;">';
            html += '<h4>📄 Page Analysis</h4>';
            html += '<div style="overflow-x: auto;">';
            html += '<table class="wp-list-table widefat fixed striped" style="margin-top: 10px;">';
            html += '<thead><tr><th>Page</th><th>Size</th><th>Compression Ratio</th><th>Potential Savings</th></tr></thead>';
            html += '<tbody>';
            
            data.pages.forEach(function(page) {
                html += '<tr>';
                html += '<td><strong>' + page.title + '</strong><br><small style="color: #666;">' + page.url + '</small></td>';
                html += '<td>' + page.size_formatted + '</td>';
                html += '<td><span style="color: #46b450;">' + page.compression_ratio + '%</span></td>';
                html += '<td><span style="color: #46b450; font-weight: bold;">' + page.savings_formatted + '</span></td>';
                html += '</tr>';
            });
            
            html += '</tbody></table></div></div>';
        }
        
        // Assets analysis
        if (data.assets && data.assets.length > 0) {
            html += '<div class="assets-analysis" style="margin-bottom: 25px;">';
            html += '<h4>🗂️ Static Assets Analysis</h4>';
            html += '<div style="overflow-x: auto;">';
            html += '<table class="wp-list-table widefat fixed striped" style="margin-top: 10px;">';
            html += '<thead><tr><th>File</th><th>Type</th><th>Size</th><th>Compression Ratio</th><th>Potential Savings</th></tr></thead>';
            html += '<tbody>';
            
            data.assets.forEach(function(asset) {
                html += '<tr>';
                html += '<td><strong>' + asset.filename + '</strong></td>';
                html += '<td><span class="asset-type-' + asset.type.toLowerCase() + '">' + asset.type + '</span></td>';
                html += '<td>' + asset.size_formatted + '</td>';
                html += '<td><span style="color: #46b450;">' + asset.compression_ratio + '%</span></td>';
                html += '<td><span style="color: #46b450; font-weight: bold;">' + asset.savings_formatted + '</span></td>';
                html += '</tr>';
            });
            
            html += '</tbody></table></div></div>';
        }
        
        // Recommendations
        html += '<div class="cache-recommendations" style="background: #fff3cd; border: 1px solid #ffeaa7; border-radius: 5px; padding: 20px;">';
        html += '<h4>💡 Recommendations</h4>';
        html += '<ul style="margin: 10px 0 0 20px;">';
        html += '<li><strong>Enable Compression:</strong> Turn on the compression system above to automatically compress all content.</li>';
        html += '<li><strong>Use Auto Mode:</strong> The automatic Brotli + Gzip fallback provides the best compatibility and performance.</li>';
        html += '<li><strong>Monitor Performance:</strong> Check the statistics regularly to track your bandwidth savings.</li>';
        if (data.savings_percentage > 60) {
            html += '<li><strong>Excellent Potential:</strong> Your site has high compression potential! Enable compression for significant performance gains.</li>';
        }
        html += '</ul></div>';
        
        html += '</div>';
        
        resultsDiv.html(html);
    }
    
    function showCacheAnalysisError(message) {
        const resultsDiv = $('#cache-analysis-results');
        resultsDiv.html('<div class="notice notice-error" style="margin: 0;"><p>' + message + '</p></div>').show();
    }
    
    // AI Provider functionality
    $('.test-api-key').on('click', function() {
        const button = $(this);
        const provider = button.data('provider');
        const originalText = button.text();
        const resultsDiv = $('#provider-results-' + provider);
        
        button.text('Testing...').prop('disabled', true);
        resultsDiv.html('<div class="notice notice-info"><p>Testing API key...</p></div>');
        
        $.ajax({
            url: tigerstyleSEO.ajaxurl,
            type: 'POST',
            data: {
                action: 'tigerstyle_test_api_key',
                provider_name: provider,
                nonce: tigerstyleSEO.ai_nonce || tigerstyleSEO.nonce
            },
            success: function(response) {
                button.text(originalText).prop('disabled', false);
                
                if (response.success) {
                    resultsDiv.html('<div class="notice notice-success"><p>' + response.message + '</p></div>');
                    // Refresh the page to show updated models
                    setTimeout(function() {
                        location.reload();
                    }, 2000);
                } else {
                    resultsDiv.html('<div class="notice notice-error"><p>Error: ' + response.error + '</p></div>');
                }
            },
            error: function() {
                button.text(originalText).prop('disabled', false);
                resultsDiv.html('<div class="notice notice-error"><p>Network error. Please try again.</p></div>');
            }
        });
    });
    
    $('.refresh-models').on('click', function() {
        const button = $(this);
        const provider = button.data('provider');
        const originalText = button.text();
        const resultsDiv = $('#provider-results-' + provider);
        
        button.text('Refreshing...').prop('disabled', true);
        resultsDiv.html('<div class="notice notice-info"><p>Refreshing models...</p></div>');
        
        $.ajax({
            url: tigerstyleSEO.ajaxurl,
            type: 'POST',
            data: {
                action: 'tigerstyle_refresh_models',
                provider_name: provider,
                nonce: tigerstyleSEO.ai_nonce || tigerstyleSEO.nonce
            },
            success: function(response) {
                button.text(originalText).prop('disabled', false);
                
                if (response.success) {
                    resultsDiv.html('<div class="notice notice-success"><p>' + response.message + '</p></div>');
                    // Refresh the page to show updated models
                    setTimeout(function() {
                        location.reload();
                    }, 2000);
                } else {
                    resultsDiv.html('<div class="notice notice-error"><p>Error: ' + response.error + '</p></div>');
                }
            },
            error: function() {
                button.text(originalText).prop('disabled', false);
                resultsDiv.html('<div class="notice notice-error"><p>Network error. Please try again.</p></div>');
            }
        });
    });
    
    $('.delete-provider').on('click', function() {
        const button = $(this);
        const provider = button.data('provider');
        
        if (!confirm('Are you sure you want to delete the "' + provider + '" provider? This action cannot be undone.')) {
            return;
        }
        
        const originalText = button.text();
        button.text('Deleting...').prop('disabled', true);
        
        $.ajax({
            url: tigerstyleSEO.ajaxurl,
            type: 'POST',
            data: {
                action: 'tigerstyle_delete_api_key',
                provider_name: provider,
                nonce: tigerstyleSEO.ai_nonce || tigerstyleSEO.nonce
            },
            success: function(response) {
                if (response.success) {
                    // Remove the provider card from the page
                    button.closest('.provider-card').fadeOut(function() {
                        $(this).remove();
                    });
                } else {
                    button.text(originalText).prop('disabled', false);
                    alert('Error: ' + response.message);
                }
            },
            error: function() {
                button.text(originalText).prop('disabled', false);
                alert('Network error. Please try again.');
            }
        });
    });
    
    $('.model-toggle').on('change', function() {
        const checkbox = $(this);
        const provider = checkbox.data('provider');
        const model = checkbox.data('model');
        const enabled = checkbox.is(':checked');
        
        // Create a hidden form and submit it
        const form = $('<form method="post" action="' + tigerstyleSEO.ajaxurl.replace('admin-ajax.php', 'admin-post.php') + '">');
        form.append('<input type="hidden" name="action" value="update_ai_provider_settings">');
        form.append('<input type="hidden" name="ai_action" value="toggle_model">');
        form.append('<input type="hidden" name="provider_name" value="' + provider + '">');
        form.append('<input type="hidden" name="model_id" value="' + model + '">');
        if (enabled) {
            form.append('<input type="hidden" name="enabled" value="1">');
        }
        form.append('<input type="hidden" name="ai_provider_nonce" value="' + (tigerstyleSEO.ai_nonce || tigerstyleSEO.nonce) + '">');
        
        $('body').append(form);
        form.submit();
    });
    
    // AI Chat Interface functionality
    $('#ai-chat-provider').on('change', function() {
        const hasProvider = $(this).val() !== '';
        $('#ai-chat-send').prop('disabled', !hasProvider);
        
        if (hasProvider) {
            $('#ai-chat-status').text('Ready to chat with ' + $(this).find('option:selected').text());
        } else {
            $('#ai-chat-status').text('');
        }
    });
    
    $('#ai-chat-clear').on('click', function() {
        $('#ai-chat-messages').html('<div class="chat-message system-message" style="color: #666; font-style: italic;">💡 Ask me anything about SEO, content optimization, meta tags, or website improvement!</div>');
    });
    
    $('#ai-chat-send').on('click', function() {
        sendChatMessage();
    });
    
    $('#ai-chat-input').on('keypress', function(e) {
        if (e.which === 13 && e.ctrlKey) { // Ctrl+Enter
            sendChatMessage();
        }
    });
    
    function sendChatMessage() {
        const provider = $('#ai-chat-provider').val();
        const message = $('#ai-chat-input').val().trim();
        
        if (!provider || !message) {
            return;
        }
        
        const [providerName, modelId] = provider.split('|');
        
        // Add user message to chat
        addChatMessage('user', message);
        $('#ai-chat-input').val('');
        
        // Show loading
        const loadingId = 'loading_' + Date.now();
        addChatMessage('assistant', '<div id="' + loadingId + '" style="display: flex; align-items: center; gap: 10px;"><div class="spinner is-active" style="float: none; margin: 0;"></div>Thinking...</div>');
        
        // Send AJAX request
        $.ajax({
            url: tigerstyleSEO.ajaxurl,
            type: 'POST',
            data: {
                action: 'tigerstyle_ai_chat',
                provider_name: providerName,
                model_id: modelId,
                message: message,
                nonce: tigerstyleSEO.ai_nonce || tigerstyleSEO.nonce
            },
            success: function(response) {
                $('#' + loadingId).closest('.chat-message').remove();
                
                if (response.success) {
                    addChatMessage('assistant', response.data.response);
                } else {
                    addChatMessage('error', 'Error: ' + (response.data || 'Failed to get response'));
                }
            },
            error: function() {
                $('#' + loadingId).closest('.chat-message').remove();
                addChatMessage('error', 'Network error. Please try again.');
            }
        });
    }
    
    function addChatMessage(sender, content) {
        const timestamp = new Date().toLocaleTimeString();
        let messageClass = 'chat-message';
        let senderIcon = '';
        let senderLabel = '';
        
        switch(sender) {
            case 'user':
                messageClass += ' user-message';
                senderIcon = '🙋‍♀️';
                senderLabel = 'You';
                break;
            case 'assistant':
                messageClass += ' assistant-message';
                senderIcon = '🤖';
                senderLabel = 'AI Assistant';
                break;
            case 'error':
                messageClass += ' error-message';
                senderIcon = '⚠️';
                senderLabel = 'Error';
                break;
        }
        
        const messageHtml = '<div class="' + messageClass + '" style="margin-bottom: 15px; padding: 10px; border-radius: 5px; ' + 
            (sender === 'user' ? 'background: #e3f2fd; margin-left: 20px;' : 
             sender === 'error' ? 'background: #ffebee; border-left: 3px solid #f44336;' : 
             'background: white; border: 1px solid #e0e0e0;') + '">' +
            '<div style="font-size: 12px; color: #666; margin-bottom: 5px;">' +
            '<strong>' + senderIcon + ' ' + senderLabel + '</strong> <span style="float: right;">' + timestamp + '</span>' +
            '</div>' +
            '<div style="line-height: 1.5;">' + content + '</div>' +
            '</div>';
        
        $('#ai-chat-messages').append(messageHtml);
        $('#ai-chat-messages').scrollTop($('#ai-chat-messages')[0].scrollHeight);
    }
});