<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Edit Product - SeedVault Inventory</title>
    <script src="https://cdn.tailwindcss.com"></script>
</head>
<body class="bg-slate-50 font-sans antialiased text-slate-900">
    <div class="min-h-screen flex flex-col">
        <!-- Header -->
        <header class="bg-green-700 text-white shadow-lg sticky top-0 z-40">
            <div class="container mx-auto px-4 py-4 flex justify-between items-center">
                <h1 class="text-xl md:text-2xl font-bold tracking-tight">🌱 Edit Product</h1>
                <a href="{{ url_for('index') }}" class="text-white/80 hover:text-white text-sm font-medium transition">Cancel</a>
            </div>
        </header>

        <main class="container mx-auto p-4 md:p-8 flex-grow">
            <!-- Flash Messages -->
            <div id="flash-container" class="max-w-2xl mx-auto">
                {% with messages = get_flashed_messages(with_categories=true) %}
                  {% if messages %}
                    {% for category, message in messages %}
                      <div class="mb-4 p-4 rounded-xl shadow-sm {% if category == 'success' %}bg-green-50 text-green-800 border border-green-200{% elif category == 'danger' %}bg-red-50 text-red-800 border border-red-200{% else %}bg-yellow-50 text-yellow-800 border border-yellow-200{% endif %} flex items-center gap-3">
                        <span class="text-xl">{% if category == 'success' %}✅{% elif category == 'danger' %}❌{% else %}⚠️{% endif %}</span>
                        <div class="text-sm font-medium">{{ message }}</div>
                      </div>
                    {% endfor %}
                  {% endif %}
                {% endwith %}
            </div>

            <div class="max-w-2xl mx-auto">
                <div class="bg-white shadow-xl rounded-2xl overflow-hidden border border-slate-200">
                    <div class="p-6 md:p-8">
                        <div class="mb-8">
                            <h2 class="text-2xl font-bold text-slate-900">Product Details</h2>
                            <p class="text-slate-500 text-sm">Modify the information for <span class="font-semibold text-slate-700">{{ product.name }}</span></p>
                        </div>
                        
                        <form action="{{ url_for('edit_product', product_id=product.id) }}" method="POST" class="space-y-6">
                            <div class="space-y-1.5">
                                <label class="text-xs font-bold text-slate-500 uppercase tracking-wider">Product Name</label>
                                <input type="text" name="name" value="{{ product.name }}" required 
                                       class="block w-full rounded-xl border-slate-200 bg-slate-50 p-3 text-base focus:ring-2 focus:ring-green-500 border outline-none transition">
                            </div>

                            <div class="space-y-1.5">
                                <label class="text-xs font-bold text-slate-500 uppercase tracking-wider">WooCommerce SKU (Optional)</label>
                                <input type="text" name="sku" value="{{ product.sku or '' }}" 
                                       class="block w-full rounded-xl border-slate-200 bg-slate-50 p-3 text-base focus:ring-2 focus:ring-green-500 border outline-none transition">
                            </div>

                            <div class="grid grid-cols-1 {% if not product.is_unit_based %}md:grid-cols-2{% endif %} gap-6">
                                <div class="space-y-1.5">
                                    <label class="text-xs font-bold text-slate-500 uppercase tracking-wider">Available Stock {% if not product.is_unit_based %}(g){% else %}(units){% endif %}</label>
                                    <input type="number" step="any" name="current_stock" value="{{ product.current_stock_g }}" required 
                                           class="block w-full rounded-xl border-slate-200 bg-slate-50 p-3 text-base focus:ring-2 focus:ring-green-500 border outline-none transition">
                                </div>
                                {% if not product.is_unit_based %}
                                <div class="space-y-1.5">
                                    <label class="text-xs font-bold text-slate-500 uppercase tracking-wider">Weight/Packet (g)</label>
                                    <input type="number" step="any" name="weight_per_packet" value="{{ product.weight_per_packet_g }}" required 
                                           class="block w-full rounded-xl border-slate-200 bg-slate-50 p-3 text-base focus:ring-2 focus:ring-green-500 border outline-none transition">
                                </div>
                                {% endif %}
                            </div>

                            <div class="space-y-1.5">
                                <label class="text-xs font-bold text-slate-500 uppercase tracking-wider">Low Stock Threshold {% if not product.is_unit_based %}(g){% else %}(units){% endif %}</label>
                                <input type="number" step="any" name="threshold" value="{{ product.low_stock_threshold_g }}" required 
                                       class="block w-full rounded-xl border-slate-200 bg-slate-50 p-3 text-base focus:ring-2 focus:ring-green-500 border outline-none transition">
                            </div>

                            <div class="flex items-center gap-3 mt-4">
                                <input type="checkbox" name="is_unit_based" id="is_unit_based" {% if product.is_unit_based %}checked{% endif %} class="w-5 h-5 rounded border-slate-300 text-green-600 focus:ring-green-500">
                                <label for="is_unit_based" class="text-sm font-medium text-slate-700">Unit-based item (e.g. tools)</label>
                            </div>

                            <div class="pt-8 border-t border-slate-100 mt-8 flex flex-col md:flex-row md:justify-between gap-4">
                                <a href="{{ url_for('index') }}" class="inline-flex items-center justify-center px-6 py-3 text-sm font-bold text-slate-500 hover:text-slate-700 transition">
                                    ← Back to Dashboard
                                </a>
                                <button type="submit" class="w-full md:w-auto px-8 py-3 bg-green-600 text-white rounded-xl font-bold shadow-lg shadow-green-200 hover:bg-green-700 active:scale-95 transition-all text-base">
                                    Save Changes
                                </button>
                            </div>
                        </form>
                    </div>
                </div>
            </div>
        </main>
    </div>
</body>
</html>