137 lines
3.4 KiB
PHP
137 lines
3.4 KiB
PHP
<?php
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namespace App\Domains\Bundle\Models;
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use App\Domains\Catalog\Models\GroupItem;
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use App\Domains\Shared\Contracts\Buyable;
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use App\Domains\Tenant\Models\Tenant;
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use Illuminate\Database\Eloquent\Attributes\Fillable;
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use Illuminate\Database\Eloquent\Casts\Attribute;
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use Illuminate\Database\Eloquent\Factories\HasFactory;
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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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use Illuminate\Database\Eloquent\Relations\MorphMany;
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#[Fillable([
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'tenant_codigo',
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'nombre',
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'descripcion',
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'precio',
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])]
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class Bundle extends Model implements Buyable
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{
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use HasFactory;
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protected $table = 'bundles';
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protected $appends = ['stock_tecnico'];
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protected function casts(): array
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{
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return [
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'precio' => 'decimal:2',
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];
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}
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/**
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* @return BelongsTo<Tenant, $this>
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*/
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public function tenant(): BelongsTo
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{
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return $this->belongsTo(Tenant::class, 'tenant_codigo', 'codigo');
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}
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/**
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* @return HasMany<BundleItem, $this>
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*/
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public function items(): HasMany
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{
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return $this->hasMany(BundleItem::class, 'bundle_id');
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}
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/**
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* @return MorphMany<GroupItem, $this>
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*/
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public function groupItems(): MorphMany
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{
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return $this->morphMany(GroupItem::class, 'groupable');
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}
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public function getPrice(): float
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{
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return (float) $this->precio;
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}
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public function getName(): string
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{
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return $this->nombre ?? 'Bundle';
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}
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public function availableQuantity(): ?int
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{
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if ($this->items->isEmpty()) {
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return 0;
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}
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$availableQuantities = [];
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foreach ($this->items as $item) {
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$variantQuantity = $item->variant?->availableQuantity();
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if ($variantQuantity !== null) {
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$availableQuantities[] = intdiv($variantQuantity, $item->cantidad);
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}
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}
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return $availableQuantities === [] ? null : min($availableQuantities);
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}
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public function reserveStock(int $amount): void
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{
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if ($amount < 0) {
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throw new \InvalidArgumentException('El monto a reservar debe ser positivo.');
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}
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foreach ($this->items as $item) {
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$item->variant->reserveStock($amount * $item->cantidad);
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}
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}
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public function decrementReservedStock(int $amount): void
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{
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if ($amount < 0) {
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throw new \InvalidArgumentException('El monto a decrementar debe ser positivo.');
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}
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foreach ($this->items as $item) {
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$item->variant->decrementReservedStock($amount * $item->cantidad);
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}
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}
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public function buy(int $amount): void
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{
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if ($amount < 0) {
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throw new \InvalidArgumentException('El monto a comprar debe ser positivo.');
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}
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foreach ($this->items as $item) {
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$item->variant->buy($amount * $item->cantidad);
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}
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}
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public function validateStock(): void
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{
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$availableQuantity = $this->availableQuantity();
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if ($availableQuantity !== null && $availableQuantity <= 0) {
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throw new \InvalidArgumentException('El bundle no tiene stock tecnico disponible.');
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}
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}
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protected function stockTecnico(): Attribute
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{
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return Attribute::get(fn (): ?int => $this->availableQuantity());
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}
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}
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