{% extends "base.html" %}

{% block title %}Quality Recticel Print Service Downloads{% endblock %}

{% block content %}
<div class="container-fluid">
    <!-- Header Section -->
    <div class="row justify-content-center mb-4">
        <div class="col-md-12">
            <div class="text-center">
                <h1 class="display-4">🖨️ Quality Recticel Print Extension</h1>
                <p class="lead">Simple & Robust Chrome Extension for PDF Printing</p>
                <div class="alert alert-success mx-auto" style="max-width: 600px;">
                    <strong>✨ NEW SIMPLIFIED APPROACH:</strong> No Windows service needed! Just install the Chrome extension and print directly from your browser.
                </div>
            </div>
        </div>
    </div>

    <!-- Overview Card -->
    <div class="row justify-content-center mb-4">
        <div class="col-md-10">
            <div class="card border-primary">
                <div class="card-header bg-primary text-white">
                    <h3 class="mb-0">🚀 Simple Chrome Extension Solution</h3>
                </div>
                <div class="card-body">
                    <div class="row">
                        <div class="col-md-6">
                            <h5>🏆 What You Get:</h5>
                            <ul>
                                <li>✅ <strong>Direct PDF Printing</strong> - Uses browser's print dialog</li>
                                <li>✅ <strong>Zero Configuration</strong> - Works immediately after install</li>
                                <li>✅ <strong>Cross-Platform</strong> - Works on Windows, Mac, Linux</li>
                                <li>✅ <strong>No External Services</strong> - No Windows service needed</li>
                                <li>✅ <strong>Robust Fallback</strong> - Downloads PDF if extension unavailable</li>
                            </ul>
                        </div>
                        <div class="col-md-6">
                            <h5>🔧 How It Works:</h5>
                            <ul>
                                <li>🌐 <strong>Chrome Extension</strong> - Simple browser integration</li>
                                <li>📄 <strong>Hidden Tab Method</strong> - Opens PDF in background tab</li>
                                <li>�️ <strong>Native Print Dialog</strong> - User controls printer selection</li>
                                <li>🔄 <strong>Auto Cleanup</strong> - Closes tab after printing</li>
                                <li>🛡️ <strong>Secure</strong> - No external connections required</li>
                            </ul>
                        </div>
                    </div>
                </div>
            </div>
        </div>
    </div>

    <!-- Download Cards Row -->
    <div class="row justify-content-center">
        <!-- Chrome Extension Card - NOW THE ONLY COMPONENT NEEDED -->
        <div class="col-md-8 mb-4">
            <div class="card h-100 border-success">
                <div class="card-header bg-success text-white text-center">
                    <h4 class="mb-0">🌐 Chrome Extension - All You Need!</h4>
                    <small>Simple browser-based printing solution</small>
                </div>
                <div class="card-body d-flex flex-column">
                    <div class="alert alert-success">
                        <strong>🎉 SIMPLIFIED:</strong> Just install this Chrome extension - no Windows service needed!
                    </div>
                    
                    <h5>🎯 Key Features:</h5>
                    <ul>
                        <li>�️ Opens PDF in hidden browser tab and triggers print dialog</li>
                        <li>🔍 Automatic extension detection on web page</li>
                        <li>📊 Print status feedback and error handling</li>
                        <li>🔄 Graceful fallback to PDF download</li>
                        <li>⚙️ Works with any printer Chrome can access</li>
                        <li>🌍 Cross-platform (Windows, Mac, Linux)</li>
                    </ul>
                    
                    <h5>🚀 Quick Install (3 steps):</h5>
                    <ol>
                        <li>Download and extract the extension files</li>
                        <li>Open Chrome → <code>chrome://extensions/</code></li>
                        <li>Enable <strong>"Developer mode"</strong> → Click <strong>"Load unpacked"</strong> → Select folder</li>
                    </ol>
                    
                    <div class="text-center mt-auto">
                        <button class="btn btn-success btn-lg mb-3" id="download-extension-btn">
                            📥 Download Chrome Extension
                        </button>
                        <br>
                        <small class="text-muted">Extension package (~10KB)</small>
                        
                        <hr>
                        <div class="text-center">
                            <small class="text-muted">Individual files for inspection:</small><br>
                            <a href="{{ url_for('main.extension_files', filename='manifest.json') }}" target="_blank" class="btn btn-sm btn-outline-secondary">manifest.json</a>
                            <a href="{{ url_for('main.extension_files', filename='background.js') }}" target="_blank" class="btn btn-sm btn-outline-secondary">background.js</a>
                            <a href="{{ url_for('main.extension_files', filename='content.js') }}" target="_blank" class="btn btn-sm btn-outline-secondary">content.js</a>
                            <a href="{{ url_for('main.extension_files', filename='popup.html') }}" target="_blank" class="btn btn-sm btn-outline-secondary">popup.html</a>
                            <a href="{{ url_for('main.extension_files', filename='popup.js') }}" target="_blank" class="btn btn-sm btn-outline-secondary">popup.js</a>
                        </div>
                    </div>
                </div>
            </div>
        </div>
    </div>

    <!-- Documentation Section -->
    <div class="row justify-content-center mb-4">
        <div class="col-md-10">
            <div class="card border-warning">
                <div class="card-header bg-warning text-dark">
                    <h4 class="mb-0">📚 Documentation & Support</h4>
                </div>
                <div class="card-body">
                    <div class="row">
                        <div class="col-md-4">
                            <div class="card h-100">
                                <div class="card-header bg-success text-white text-center">
                                    <h6 class="mb-0">⚡ Quick Setup Guide</h6>
                                </div>
                                <div class="card-body text-center">
                                    <p class="card-text">2-minute installation guide with visual steps and troubleshooting tips.</p>
                                    <a href="/static/documentation/QUICK_SETUP.md" target="_blank" class="btn btn-success">
                                        📖 Quick Setup
                                    </a>
                                </div>
                            </div>
                        </div>
                        <div class="col-md-4">
                            <div class="card h-100">
                                <div class="card-header bg-primary text-white text-center">
                                    <h6 class="mb-0">📋 Complete Guide</h6>
                                </div>
                                <div class="card-body text-center">
                                    <p class="card-text">Comprehensive installation documentation with troubleshooting and API reference.</p>
                                    <a href="/static/documentation/INSTALLATION_GUIDE.md" target="_blank" class="btn btn-primary">
                                        📚 Full Documentation
                                    </a>
                                </div>
                            </div>
                        </div>
                        <div class="col-md-4">
                            <div class="card h-100">
                                <div class="card-header bg-info text-white text-center">
                                    <h6 class="mb-0">🛠️ Technical Reference</h6>
                                </div>
                                <div class="card-body text-center">
                                    <p class="card-text">Developer documentation with API specs and customization examples.</p>
                                    <a href="/static/documentation/README.md" target="_blank" class="btn btn-info">
                                        🔧 Developer Docs
                                    </a>
                                </div>
                            </div>
                        </div>
                    </div>
                </div>
            </div>
        </div>
    </div>

    <!-- System Requirements -->
    <div class="row justify-content-center mb-4">
        <div class="col-md-10">
            <div class="card border-secondary">
                <div class="card-header bg-secondary text-white">
                    <h4 class="mb-0">⚙️ System Requirements & Information</h4>
                </div>
                <div class="card-body">
                    <div class="row">
                        <div class="col-md-6">
                            <h5>💻 Requirements:</h5>
                            <ul>
                                <li><strong>Browser:</strong> Google Chrome (any recent version)</li>
                                <li><strong>OS:</strong> Windows, Mac, or Linux</li>
                                <li><strong>Privileges:</strong> None required (standard user)</li>
                                <li><strong>Internet:</strong> Not required (works offline)</li>
                                <li><strong>Installation:</strong> Just load extension in Chrome</li>
                            </ul>
                        </div>
                        <div class="col-md-6">
                            <h5>🔍 How It Works:</h5>
                            <div class="alert alert-light">
                                <ol class="mb-0">
                                    <li>🌐 Web page detects Chrome extension</li>
                                    <li>🖨️ <strong>Extension Available</strong> → Green "Print Labels (Extension)" button</li>
                                    <li>📄 <strong>Extension Unavailable</strong> → Blue "Generate PDF" button</li>
                                    <li>🔄 Extension opens PDF in hidden tab → triggers print dialog</li>
                                    <li>✅ User selects printer and confirms → automatic cleanup</li>
                                </ol>
                            </div>
                        </div>
                    </div>
                </div>
            </div>
        </div>
    </div>

    <!-- Action Buttons -->
    <div class="row justify-content-center mb-5">
        <div class="col-md-10 text-center">
            <div class="card border-dark">
                <div class="card-body">
                    <h5>🚀 Ready to Test?</h5>
                    <p class="text-muted">Installation takes ~2 minutes • Zero maintenance required</p>
                    
                    <!-- Test Extension Button -->
                    <div class="alert alert-info">
                        <h6>🧪 Test the Extension</h6>
                        <p class="mb-2">After installing the extension, click below to test if the print module detects it correctly:</p>
                        <button class="btn btn-info mb-2" id="test-extension-btn">
                            🔍 Test Extension Detection
                        </button>
                        <div id="test-results" class="mt-2" style="display: none;"></div>
                    </div>
                    
                    <div class="btn-group-vertical btn-group-lg" role="group">
                        <a href="{{ url_for('main.print_module') }}" class="btn btn-success btn-lg">
                            🖨️ Go to Print Module
                        </a>
                        <button class="btn btn-secondary" onclick="window.close()">
                            ↩️ Close Window
                        </button>
                    </div>
                </div>
            </div>
        </div>
    </div>
</div>

<script>
// Chrome Extension Download Handler
document.getElementById('download-extension-btn').addEventListener('click', function(e) {
    e.preventDefault();
    
    // Show loading state
    const originalText = this.innerHTML;
    this.innerHTML = '⏳ Preparing Chrome Extension Package...';
    this.disabled = true;
    
    // Create the extension package
    fetch('/create_extension_package', {method: 'POST'})
        .then(response => response.json())
        .then(data => {
            if (data.success) {
                // Start download
                window.location.href = data.download_url;
                
                // Show success message
                setTimeout(() => {
                    this.innerHTML = '✅ Download Started!';
                }, 500);
                
                // Reset button
                setTimeout(() => {
                    this.innerHTML = originalText;
                    this.disabled = false;
                }, 3000);
            } else {
                alert('Error creating extension package: ' + data.error);
                this.innerHTML = originalText;
                this.disabled = false;
            }
        })
        .catch(error => {
            alert('Error: ' + error.message);
            this.innerHTML = originalText;
            this.disabled = false;
        });
});

// Extension Test Functionality
document.getElementById('test-extension-btn').addEventListener('click', function(e) {
    e.preventDefault();
    
    const testResults = document.getElementById('test-results');
    const originalText = this.innerHTML;
    
    this.innerHTML = '🔍 Testing...';
    this.disabled = true;
    testResults.style.display = 'block';
    testResults.innerHTML = '<div class="spinner-border spinner-border-sm" role="status"></div> Checking Chrome extension...';
    
    // Test extension detection (same logic as print module)
    testExtensionConnection()
        .then(result => {
            if (result.success) {
                testResults.innerHTML = `
                    <div class="alert alert-success">
                        <strong>✅ Extension Test Successful!</strong><br>
                        Extension ID: ${result.extensionId || 'Detected'}<br>
                        Version: ${result.version || 'Unknown'}<br>
                        Status: Ready for printing<br>
                        <small class="text-muted">The print module will show the green "Print Labels (Extension)" button</small>
                    </div>
                `;
            } else {
                testResults.innerHTML = `
                    <div class="alert alert-warning">
                        <strong>❌ Extension Not Detected</strong><br>
                        Reason: ${result.error}<br>
                        <small class="text-muted">
                            Make sure you've:<br>
                            1. Downloaded and extracted the extension<br>
                            2. Loaded it in Chrome at chrome://extensions/<br>
                            3. Enabled "Developer mode" first<br>
                            4. Refreshed this page after installation
                        </small>
                    </div>
                `;
            }
        })
        .catch(error => {
            testResults.innerHTML = `
                <div class="alert alert-danger">
                    <strong>❌ Test Failed</strong><br>
                    Error: ${error.message}<br>
                    <small class="text-muted">Chrome extension communication failed</small>
                </div>
            `;
        })
        .finally(() => {
            this.innerHTML = originalText;
            this.disabled = false;
        });
});

// Test extension connection function
async function testExtensionConnection() {
    return new Promise((resolve) => {
        // Try to get extension ID from injected DOM element or use fallback
        const extensionElement = document.getElementById('chrome-extension-id');
        const extensionId = extensionElement ? 
            extensionElement.getAttribute('data-extension-id') : 
            'cifcoidplhgclhcnlcgdkjbaoempjmdl'; // Fallback
        
        if (!window.chrome || !window.chrome.runtime) {
            resolve({ success: false, error: 'Chrome runtime not available' });
            return;
        }
        
        try {
            chrome.runtime.sendMessage(extensionId, { action: 'ping' }, function(response) {
                if (chrome.runtime.lastError) {
                    resolve({ 
                        success: false, 
                        error: chrome.runtime.lastError.message,
                        extensionId: extensionId 
                    });
                } else if (response && response.success) {
                    resolve({ 
                        success: true, 
                        extensionId: extensionId,
                        version: response.extension_version,
                        message: response.message 
                    });
                } else {
                    resolve({ 
                        success: false, 
                        error: 'Extension ping failed - no response',
                        extensionId: extensionId 
                    });
                }
            });
        } catch (error) {
            resolve({ 
                success: false, 
                error: 'Exception: ' + error.message,
                extensionId: extensionId 
            });
        }
    });
}

// Show installation tips
function showInstallationTips() {
    const tips = [
        '💡 Tip: This new approach is much simpler - no Windows service needed!',
        '💡 Tip: The extension works on Windows, Mac, and Linux',
        '💡 Tip: Users will see Chrome\'s print dialog for printer selection',
        '💡 Tip: The system gracefully falls back to PDF downloads if needed'
    ];
    
    let tipIndex = 0;
    const tipContainer = document.createElement('div');
    tipContainer.className = 'alert alert-info position-fixed';
    tipContainer.style.cssText = 'bottom: 20px; right: 20px; max-width: 300px; z-index: 1000;';
    
    function showNextTip() {
        if (tipIndex < tips.length) {
            tipContainer.innerHTML = `
                <button type="button" class="btn-close float-end" onclick="this.parentElement.remove()"></button>
                ${tips[tipIndex]}
            `;
            
            if (!document.body.contains(tipContainer)) {
                document.body.appendChild(tipContainer);
            }
            
            tipIndex++;
            setTimeout(showNextTip, 8000); // Show next tip after 8 seconds
        } else {
            setTimeout(() => {
                if (document.body.contains(tipContainer)) {
                    tipContainer.remove();
                }
            }, 5000);
        }
    }
    
    // Start showing tips after 3 seconds
    setTimeout(showNextTip, 3000);
}

// Initialize tips when page loads
document.addEventListener('DOMContentLoaded', showInstallationTips);
</script>
{% endblock %}