@extends('layouts.admin')

@section('title', 'Edit Product')
@section('subtitle', $product->name_en)

@section('content')
    <div class="max-w-3xl">
        <form action="{{ route('admin.products.update', $product) }}" method="POST" class="space-y-6">
            @csrf
            @method('PUT')

            <div class="bg-white rounded-2xl shadow-sm border border-slate-200 p-6">
                <h3 class="text-lg font-semibold text-slate-800 mb-4">Basic Information</h3>

                <div class="grid grid-cols-2 gap-4">
                    <div>
                        <label class="block text-sm font-medium text-slate-700 mb-2">Barcode *</label>
                        <input type="text" name="barcode" value="{{ old('barcode', $product->barcode) }}" required
                            class="w-full px-4 py-2 border border-slate-300 rounded-xl focus:border-blue-500 focus:ring-2 focus:ring-blue-200 outline-none @error('barcode') border-red-500 @enderror">
                        @error('barcode')<p class="text-red-500 text-xs mt-1">{{ $message }}</p>@enderror
                    </div>

                    <div>
                        <label class="block text-sm font-medium text-slate-700 mb-2">SKU</label>
                        <input type="text" name="sku" value="{{ old('sku', $product->sku) }}"
                            class="w-full px-4 py-2 border border-slate-300 rounded-xl focus:border-blue-500 focus:ring-2 focus:ring-blue-200 outline-none">
                    </div>

                    <div class="col-span-2">
                        <label class="block text-sm font-medium text-slate-700 mb-2">Product Name (English) *</label>
                        <input type="text" name="name_en" value="{{ old('name_en', $product->name_en) }}" required
                            class="w-full px-4 py-2 border border-slate-300 rounded-xl focus:border-blue-500 focus:ring-2 focus:ring-blue-200 outline-none">
                    </div>

                    <div class="col-span-2">
                        <label class="block text-sm font-medium text-slate-700 mb-2">Product Name (Sinhala)</label>
                        <input type="text" name="name_si" value="{{ old('name_si', $product->name_si) }}"
                            class="w-full px-4 py-2 border border-slate-300 rounded-xl focus:border-blue-500 focus:ring-2 focus:ring-blue-200 outline-none">
                    </div>

                    <div>
                        <label class="block text-sm font-medium text-slate-700 mb-2">Category</label>
                        <select name="category_id"
                            class="w-full px-4 py-2 border border-slate-300 rounded-xl focus:border-blue-500 outline-none">
                            <option value="">No Category</option>
                            @foreach($categories as $category)
                                <option value="{{ $category->id }}" {{ old('category_id', $product->category_id) == $category->id ? 'selected' : '' }}>
                                    {{ $category->name_en }}
                                </option>
                            @endforeach
                        </select>
                    </div>

                    <div>
                        <label class="block text-sm font-medium text-slate-700 mb-2">Unit *</label>
                        <select name="unit" required
                            class="w-full px-4 py-2 border border-slate-300 rounded-xl focus:border-blue-500 outline-none">
                            <option value="pcs" {{ old('unit', $product->unit) == 'pcs' ? 'selected' : '' }}>Pieces (pcs)
                            </option>
                            <option value="kg" {{ old('unit', $product->unit) == 'kg' ? 'selected' : '' }}>Kilograms (kg)
                            </option>
                            <option value="g" {{ old('unit', $product->unit) == 'g' ? 'selected' : '' }}>Grams (g)</option>
                            <option value="l" {{ old('unit', $product->unit) == 'l' ? 'selected' : '' }}>Liters (L)</option>
                            <option value="ml" {{ old('unit', $product->unit) == 'ml' ? 'selected' : '' }}>Milliliters (ml)
                            </option>
                            <option value="pkt" {{ old('unit', $product->unit) == 'pkt' ? 'selected' : '' }}>Packet (pkt)
                            </option>
                            <option value="btl" {{ old('unit', $product->unit) == 'btl' ? 'selected' : '' }}>Bottle (btl)
                            </option>
                            <option value="box" {{ old('unit', $product->unit) == 'box' ? 'selected' : '' }}>Box</option>
                        </select>
                    </div>
                </div>
            </div>

            <div class="bg-white rounded-2xl shadow-sm border border-slate-200 p-6">
                <h3 class="text-lg font-semibold text-slate-800 mb-4">Pricing</h3>

                <div class="grid grid-cols-2 gap-4">
                    <div>
                        <label class="block text-sm font-medium text-slate-700 mb-2">Cost Price (LKR) *</label>
                        <input type="number" name="cost_price" value="{{ old('cost_price', $product->cost_price) }}"
                            step="0.01" min="0" required
                            class="w-full px-4 py-2 border border-slate-300 rounded-xl focus:border-blue-500 focus:ring-2 focus:ring-blue-200 outline-none">
                    </div>

                    <div>
                        <label class="block text-sm font-medium text-slate-700 mb-2">Selling Price (LKR) *</label>
                        <input type="number" name="selling_price"
                            value="{{ old('selling_price', $product->selling_price) }}" step="0.01" min="0" required
                            class="w-full px-4 py-2 border border-slate-300 rounded-xl focus:border-blue-500 focus:ring-2 focus:ring-blue-200 outline-none">
                    </div>

                    <div>
                        <label class="block text-sm font-medium text-slate-700 mb-2">Tax Rate (%)</label>
                        <input type="number" name="tax_rate" value="{{ old('tax_rate', $product->tax_rate) }}" step="0.01"
                            min="0" max="100"
                            class="w-full px-4 py-2 border border-slate-300 rounded-xl focus:border-blue-500 focus:ring-2 focus:ring-blue-200 outline-none">
                    </div>

                    <div class="flex items-center">
                        <label class="flex items-center gap-2 cursor-pointer">
                            <input type="checkbox" name="is_taxable" value="1" {{ old('is_taxable', $product->is_taxable) ? 'checked' : '' }}
                                class="w-5 h-5 rounded border-slate-300 text-blue-600 focus:ring-blue-500">
                            <span class="text-sm text-slate-700">Taxable Product</span>
                        </label>
                    </div>
                </div>
            </div>

            <div class="bg-white rounded-2xl shadow-sm border border-slate-200 p-6">
                <h3 class="text-lg font-semibold text-slate-800 mb-4">Inventory & Status</h3>

                <div class="grid grid-cols-2 gap-4">
                    <div>
                        <label class="block text-sm font-medium text-slate-700 mb-2">Minimum Stock Level</label>
                        <input type="number" name="min_stock" value="{{ old('min_stock', $product->min_stock) }}" min="0"
                            class="w-full px-4 py-2 border border-slate-300 rounded-xl focus:border-blue-500 focus:ring-2 focus:ring-blue-200 outline-none">
                    </div>

                    <div class="flex items-center">
                        <label class="flex items-center gap-2 cursor-pointer">
                            <input type="checkbox" name="is_active" value="1" {{ old('is_active', $product->is_active) ? 'checked' : '' }}
                                class="w-5 h-5 rounded border-slate-300 text-blue-600 focus:ring-blue-500">
                            <span class="text-sm text-slate-700">Active Product</span>
                        </label>
                    </div>
                </div>
            </div>

            <div class="flex gap-4">
                <button type="submit"
                    class="px-8 py-3 bg-blue-600 text-white rounded-xl font-medium hover:bg-blue-700 transition">
                    Update Product
                </button>
                <a href="{{ route('admin.products.index') }}"
                    class="px-8 py-3 bg-slate-100 text-slate-700 rounded-xl font-medium hover:bg-slate-200 transition">
                    Cancel
                </a>
            </div>
        </form>
    </div>
@endsection