161 lines
3.8 KiB
PHP
161 lines
3.8 KiB
PHP
<?php
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namespace App\Models;
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use Illuminate\Database\Eloquent\Model;
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use Illuminate\Database\Eloquent\Relations\BelongsTo;
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use Illuminate\Database\Eloquent\Relations\HasMany;
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class ProductVariation extends Model
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{
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protected $table = 'product_variations';
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protected $fillable = [
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'product_id',
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'sku',
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'name',
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'price',
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'old_price',
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'stock',
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'is_default',
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'is_active',
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];
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protected $casts = [
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'is_default' => 'boolean',
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'is_active' => 'boolean',
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'price' => 'float',
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'old_price' => 'float',
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];
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public function product(): BelongsTo
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{
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return $this->belongsTo(Product::class);
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}
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public function attributes(): HasMany
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{
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return $this->hasMany(VariationAttribute::class, 'variation_id');
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}
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public function images(): HasMany
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{
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return $this->hasMany(VariationImage::class, 'variation_id')
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->ordered();
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}
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/**
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* Получить URL главного изображения вариации
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*/
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public function getMainImageUrlAttribute(): string
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{
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$image = $this->images()->first();
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if ($image) {
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return $image->url;
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}
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return asset('assets/images/products/default.svg');
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}
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/**
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* Получить все изображения вариации
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*/
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public function getAllImages()
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{
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return $this->images;
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}
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public function getHasDiscountAttribute(): bool
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{
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return $this->old_price && $this->old_price > $this->price;
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}
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public function getDiscountPercentAttribute(): int
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{
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if (!$this->has_discount) return 0;
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return round(($this->old_price - $this->price) / $this->old_price * 100);
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}
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public function getInStockAttribute(): bool
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{
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return $this->stock > 0;
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}
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public function getFormattedPriceAttribute(): string
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{
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return number_format($this->price, 0, '.', ' ') . ' ₽';
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}
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public function getFormattedOldPriceAttribute(): string
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{
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if (!$this->old_price) return '';
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return number_format($this->old_price, 0, '.', ' ') . ' ₽';
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}
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public static function isSkuUnique($sku, $excludeId = null, $productId = null)
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{
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$query = self::where('sku', $sku);
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if ($excludeId) {
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$query->where('id', '!=', $excludeId);
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}
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if ($productId) {
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$query->where('product_id', $productId);
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}
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return !$query->exists();
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}
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public function scopeActive($query)
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{
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return $query->where('is_active', true);
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}
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public function scopeInStock($query)
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{
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return $query->where('stock', '>', 0);
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}
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public function scopeDiscounted($query)
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{
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return $query->whereNotNull('old_price')
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->whereColumn('old_price', '>', 'price');
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}
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public function scopeDefault($query)
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{
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return $query->where('is_default', true);
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}
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// ========== МЕТОДЫ ДЛЯ AJAX ==========
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public static function getImagesByVariationId($variationId)
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{
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$variation = self::with(['images' => function ($query) {
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$query->active()->ordered();
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}])->find($variationId);
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if (!$variation) {
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return collect();
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}
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return $variation->images;
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}
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public static function getImagesDataById($variationId)
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{
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$images = self::getImagesByVariationId($variationId);
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return $images->map(function ($image) {
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return [
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'id' => $image->id,
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'url' => $image->url,
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'sort_order' => $image->sort_order,
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'variation_id' => $image->variation_id
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];
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});
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}
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}
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