@extends('admin.layouts.app')

@section('title', t('admin.stones.edit_title'))
@section('page_title', t('admin.stones.edit_title'))

@section('content')
<form method="POST" action="{{ route('admin.stones.update', $stone) }}" class="space-y-6" x-data="stoneForm()">
    @csrf
    @method('PUT')

    <div class="bg-white rounded-lg shadow-sm p-6">
        <h3 class="text-lg font-semibold text-gray-800 mb-4">@t('admin.stones.basic_info')</h3>
        <div class="grid grid-cols-1 md:grid-cols-2 gap-4">
            <div>
                <label class="block text-sm font-medium text-gray-700 mb-1">@t('admin.stones.name') *</label>
                <input type="text" name="name" value="{{ old('name', $stone->name) }}" required
                       class="w-full border border-gray-300 rounded-md px-3 py-2 text-sm focus:ring-2 focus:ring-blue-500 focus:border-blue-500">
                @error('name') <p class="text-red-500 text-xs mt-1">{{ $message }}</p> @enderror
            </div>
            <div>
                <label class="block text-sm font-medium text-gray-700 mb-1">@t('admin.stones.category') *</label>
                <select name="category_id" required class="w-full border border-gray-300 rounded-md px-3 py-2 text-sm focus:ring-2 focus:ring-blue-500 focus:border-blue-500">
                    <option value="">@t('admin.stones.select_category')</option>
                    @foreach($categories as $cat)
                        <option value="{{ $cat->id }}" {{ old('category_id', $stone->category_id) == $cat->id ? 'selected' : '' }}>{{ $cat->name }}</option>
                    @endforeach
                </select>
                @error('category_id') <p class="text-red-500 text-xs mt-1">{{ $message }}</p> @enderror
            </div>
            <div class="md:col-span-2">
                <label class="block text-sm font-medium text-gray-700 mb-1">@t('admin.stones.description')</label>
                <textarea name="description" rows="3" class="w-full border border-gray-300 rounded-md px-3 py-2 text-sm focus:ring-2 focus:ring-blue-500 focus:border-blue-500">{{ old('description', $stone->description) }}</textarea>
            </div>
            <div>
                <label class="block text-sm font-medium text-gray-700 mb-1">@t('admin.stones.image_url')</label>
                <input type="text" name="image" value="{{ old('image', $stone->image) }}"
                       class="w-full border border-gray-300 rounded-md px-3 py-2 text-sm focus:ring-2 focus:ring-blue-500 focus:border-blue-500">
            </div>
            <div class="flex items-center pt-6">
                <label class="flex items-center gap-2 cursor-pointer">
                    <input type="hidden" name="is_active" value="0">
                    <input type="checkbox" name="is_active" value="1" {{ old('is_active', $stone->is_active) ? 'checked' : '' }}
                           class="rounded border-gray-300 text-blue-600 focus:ring-blue-500">
                    <span class="text-sm text-gray-700">@t('admin.stones.is_active')</span>
                </label>
            </div>
        </div>
    </div>

    {{-- Zodiacs & Chakras --}}
    <div class="bg-white rounded-lg shadow-sm p-6">
        <h3 class="text-lg font-semibold text-gray-800 mb-4">@t('admin.stones.associations')</h3>
        <div class="grid grid-cols-1 md:grid-cols-2 gap-6">
            <div>
                <label class="block text-sm font-medium text-gray-700 mb-2">@t('admin.stones.zodiacs')</label>
                <div class="space-y-1 max-h-48 overflow-y-auto border border-gray-200 rounded-md p-2">
                    @foreach($zodiacs as $zodiac)
                        <label class="flex items-center gap-2 cursor-pointer">
                            <input type="checkbox" name="zodiacs[]" value="{{ $zodiac->id }}"
                                   {{ in_array($zodiac->id, old('zodiacs', $stone->zodiacs->pluck('id')->toArray())) ? 'checked' : '' }}
                                   class="rounded border-gray-300 text-blue-600 focus:ring-blue-500">
                            <span class="text-sm text-gray-700">{{ $zodiac->name }}</span>
                        </label>
                    @endforeach
                </div>
            </div>
            <div>
                <label class="block text-sm font-medium text-gray-700 mb-2">@t('admin.stones.chakras')</label>
                <div class="space-y-1 max-h-48 overflow-y-auto border border-gray-200 rounded-md p-2">
                    @foreach($chakras as $chakra)
                        <label class="flex items-center gap-2 cursor-pointer">
                            <input type="checkbox" name="chakras[]" value="{{ $chakra->id }}"
                                   {{ in_array($chakra->id, old('chakras', $stone->chakras->pluck('id')->toArray())) ? 'checked' : '' }}
                                   class="rounded border-gray-300 text-blue-600 focus:ring-blue-500">
                            <span class="text-sm text-gray-700">{{ $chakra->name }}</span>
                        </label>
                    @endforeach
                </div>
            </div>
        </div>
    </div>

    {{-- Variants --}}
    <div class="bg-white rounded-lg shadow-sm p-6">
        <div class="flex items-center justify-between mb-4">
            <h3 class="text-lg font-semibold text-gray-800">@t('admin.stones.variants')</h3>
            <button type="button" @click="addVariant()" class="inline-flex items-center gap-1 bg-green-600 text-white px-3 py-1.5 rounded-md text-sm hover:bg-green-700 transition-colors">
                <svg class="w-4 h-4" fill="none" stroke="currentColor" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M12 4v16m8-8H4"/></svg>
                @t('admin.stones.add_variant')
            </button>
        </div>

        <template x-for="(variant, index) in variants" :key="index">
            <div class="border border-gray-200 rounded-md p-4 mb-3">
                <div class="flex items-center justify-between mb-3">
                    <span class="text-sm font-medium text-gray-700" x-text="'@t('admin.stones.variant') #' + (index + 1)"></span>
                    <button type="button" @click="removeVariant(index)" class="text-red-500 hover:text-red-700">
                        <svg class="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M19 7l-.867 12.142A2 2 0 0116.138 21H7.862a2 2 0 01-1.995-1.858L5 7m5 4v6m4-6v6m1-10V4a1 1 0 00-1-1h-4a1 1 0 00-1 1v3M4 7h16"/></svg>
                    </button>
                </div>
                <input type="hidden" :name="'variants[' + index + '][id]'" :value="variant.id || ''">
                <div class="grid grid-cols-1 sm:grid-cols-2 lg:grid-cols-4 gap-3">
                    <div>
                        <label class="block text-xs font-medium text-gray-600 mb-1">@t('admin.stones.stone_size') *</label>
                        <select :name="'variants[' + index + '][stone_size_id]'" x-model="variant.stone_size_id" required
                                class="w-full border border-gray-300 rounded-md px-2 py-1.5 text-sm focus:ring-2 focus:ring-blue-500 focus:border-blue-500">
                            <option value="">@t('admin.stones.select_size')</option>
                            @foreach($stoneSizes as $size)
                                <option value="{{ $size->id }}">{{ $size->label }} ({{ $size->mm_value }}mm)</option>
                            @endforeach
                        </select>
                    </div>
                    <div>
                        <label class="block text-xs font-medium text-gray-600 mb-1">@t('admin.stones.price') *</label>
                        <input type="number" step="0.01" min="0" :name="'variants[' + index + '][price]'" x-model="variant.price" required
                               class="w-full border border-gray-300 rounded-md px-2 py-1.5 text-sm focus:ring-2 focus:ring-blue-500 focus:border-blue-500">
                    </div>
                    <div>
                        <label class="block text-xs font-medium text-gray-600 mb-1">@t('admin.stones.stock') *</label>
                        <input type="number" min="0" :name="'variants[' + index + '][stock]'" x-model="variant.stock" required
                               class="w-full border border-gray-300 rounded-md px-2 py-1.5 text-sm focus:ring-2 focus:ring-blue-500 focus:border-blue-500">
                    </div>
                    <div>
                        <label class="block text-xs font-medium text-gray-600 mb-1">@t('admin.stones.sku')</label>
                        <input type="text" :name="'variants[' + index + '][sku]'" x-model="variant.sku"
                               class="w-full border border-gray-300 rounded-md px-2 py-1.5 text-sm focus:ring-2 focus:ring-blue-500 focus:border-blue-500">
                    </div>
                    <div>
                        <label class="block text-xs font-medium text-gray-600 mb-1">@t('admin.stones.variant_image')</label>
                        <input type="text" :name="'variants[' + index + '][image]'" x-model="variant.image"
                               class="w-full border border-gray-300 rounded-md px-2 py-1.5 text-sm focus:ring-2 focus:ring-blue-500 focus:border-blue-500">
                    </div>
                    <div class="flex items-end">
                        <label class="flex items-center gap-2 cursor-pointer">
                            <input type="hidden" :name="'variants[' + index + '][is_active]'" value="0">
                            <input type="checkbox" :name="'variants[' + index + '][is_active]'" value="1" x-model="variant.is_active"
                                   class="rounded border-gray-300 text-blue-600 focus:ring-blue-500">
                            <span class="text-sm text-gray-700">@t('admin.stones.is_active')</span>
                        </label>
                    </div>
                </div>
            </div>
        </template>

        <div x-show="variants.length === 0" class="text-center py-4 text-gray-500 text-sm">
            @t('admin.stones.no_variants')
        </div>
    </div>

    <div class="flex justify-end gap-3">
        <a href="{{ route('admin.stones.index') }}" class="px-4 py-2 border border-gray-300 rounded-md text-sm text-gray-700 hover:bg-gray-50 transition-colors">
            @t('admin.stones.cancel')
        </a>
        <button type="submit" class="px-4 py-2 bg-blue-600 text-white rounded-md text-sm hover:bg-blue-700 transition-colors">
            @t('admin.stones.save')
        </button>
    </div>
</form>
@endsection

@push('scripts')
<script>
function stoneForm() {
    return {
        variants: @json($stone->variants->map(fn($v) => [
            'id' => $v->id,
            'stone_size_id' => (string) $v->stone_size_id,
            'price' => $v->price,
            'stock' => $v->stock,
            'sku' => $v->sku ?? '',
            'image' => $v->image ?? '',
            'is_active' => $v->is_active,
        ])->values()),
        addVariant() {
            this.variants.push({ id: null, stone_size_id: '', price: '', stock: 0, sku: '', image: '', is_active: true });
        },
        removeVariant(index) {
            this.variants.splice(index, 1);
        }
    };
}
</script>
@endpush