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feat: implement Bundle and BundleItem models, migrations, and polymorphic relationships for cart and purchase items

This commit is contained in:
ncoronel 2026-07-14 16:02:26 -03:00
parent 18c80b075b
commit 1d56d27350
8 changed files with 323 additions and 10 deletions
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104
app/Domains/Bundle/Models/Bundle.php Normal file
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@ -0,0 +1,104 @@
<?php
namespace App\Domains\Bundle\Models;
use App\Domains\Tenant\Models\Tenant;
use Illuminate\Database\Eloquent\Attributes\Fillable;
use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\BelongsTo;
use Illuminate\Database\Eloquent\Relations\HasMany;
use Illuminate\Database\Eloquent\Casts\Attribute;
#[Fillable([
'tenant_codigo',
'nombre',
'descripcion',
'precio',
])]
class Bundle extends Model
{
use HasFactory;
protected $table = 'bundles';
protected $appends = ['stock_tecnico'];
protected function casts(): array
{
return [
'precio' => 'decimal:2',
];
}
/**
* @return BelongsTo<Tenant, $this>
*/
public function tenant(): BelongsTo
{
return $this->belongsTo(Tenant::class, 'tenant_codigo', 'codigo');
}
/**
* @return HasMany<BundleItem, $this>
*/
public function items(): HasMany
{
return $this->hasMany(BundleItem::class, 'bundle_id');
}
public function incrementReservedStock(int $amount): void
{
if ($amount < 0) {
throw new \InvalidArgumentException('El monto a incrementar debe ser positivo.');
}
foreach ($this->items as $item) {
$item->variant->incrementReservedStock($amount * $item->cantidad);
}
}
public function decrementReservedStock(int $amount): void
{
if ($amount < 0) {
throw new \InvalidArgumentException('El monto a decrementar debe ser positivo.');
}
foreach ($this->items as $item) {
$item->variant->decrementReservedStock($amount * $item->cantidad);
}
}
public function confirmReservedStock(int $amount): void
{
if ($amount < 0) {
throw new \InvalidArgumentException('El monto a confirmar debe ser positivo.');
}
foreach ($this->items as $item) {
$item->variant->confirmReservedStock($amount * $item->cantidad);
}
}
protected function stockTecnico(): Attribute
{
return Attribute::get(function () {
if ($this->items->isEmpty()) {
return 0;
}
$minStock = PHP_INT_MAX;
foreach ($this->items as $item) {
// Ensure variant is loaded
if ($item->variant) {
$itemStock = floor($item->variant->stock_tecnico / $item->cantidad);
if ($itemStock < $minStock) {
$minStock = $itemStock;
}
}
}
return $minStock === PHP_INT_MAX ? 0 : (int) $minStock;
});
}
}

46
app/Domains/Bundle/Models/BundleItem.php Normal file
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@ -0,0 +1,46 @@
<?php
namespace App\Domains\Bundle\Models;
use App\Domains\Catalog\Models\ProductVariant;
use Illuminate\Database\Eloquent\Attributes\Fillable;
use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\BelongsTo;
#[Fillable([
'bundle_id',
'producto_variante_id',
'cantidad',
])]
class BundleItem extends Model
{
use HasFactory;
protected $table = 'bundle_items';
protected function casts(): array
{
return [
'bundle_id' => 'integer',
'producto_variante_id' => 'integer',
'cantidad' => 'integer',
];
}
/**
* @return BelongsTo<Bundle, $this>
*/
public function bundle(): BelongsTo
{
return $this->belongsTo(Bundle::class, 'bundle_id');
}
/**
* @return BelongsTo<ProductVariant, $this>
*/
public function variant(): BelongsTo
{
return $this->belongsTo(ProductVariant::class, 'producto_variante_id');
}
}

12
app/Domains/Cart/Models/CartItem.php
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@ -10,7 +10,8 @@ use Illuminate\Database\Eloquent\Relations\BelongsTo;
#[Fillable([
'cart_id',
'producto_variante_id',
'buyable_id',
'buyable_type',
'cantidad',
])]
class CartItem extends Model
@ -23,7 +24,8 @@ class CartItem extends Model
{
return [
'cart_id' => 'integer',
'producto_variante_id' => 'integer',
'buyable_id' => 'integer',
'buyable_type' => 'string',
'cantidad' => 'integer',
];
}
@ -37,10 +39,10 @@ class CartItem extends Model
}
/**
* @return BelongsTo<ProductVariant, $this>
* @return \Illuminate\Database\Eloquent\Relations\MorphTo
*/
public function variant(): BelongsTo
public function buyable()
{
return $this->belongsTo(ProductVariant::class, 'producto_variante_id');
return $this->morphTo();
}
}

12
app/Domains/Purchase/Models/PurchaseItem.php
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@ -10,7 +10,8 @@ use Illuminate\Database\Eloquent\Relations\BelongsTo;
#[Fillable([
'compra_id',
'producto_variante_id',
'buyable_id',
'buyable_type',
'cantidad',
'precio_unitario',
'discount_total',
@ -27,7 +28,8 @@ class PurchaseItem extends Model
{
return [
'compra_id' => 'integer',
'producto_variante_id' => 'integer',
'buyable_id' => 'integer',
'buyable_type' => 'string',
'cantidad' => 'integer',
'precio_unitario' => 'decimal:2',
'discount_total' => 'decimal:2',
@ -45,10 +47,10 @@ class PurchaseItem extends Model
}
/**
* @return BelongsTo<ProductVariant, $this>
* @return \Illuminate\Database\Eloquent\Relations\MorphTo
*/
public function variant(): BelongsTo
public function buyable()
{
return $this->belongsTo(ProductVariant::class, 'producto_variante_id');
return $this->morphTo();
}
}

33
database/migrations/2026_07_14_184744_create_bundles_table.php Normal file
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@ -0,0 +1,33 @@
<?php
use Illuminate\Database\Migrations\Migration;
use Illuminate\Database\Schema\Blueprint;
use Illuminate\Support\Facades\Schema;
return new class extends Migration
{
/**
* Run the migrations.
*/
public function up(): void
{
Schema::create('bundles', function (Blueprint $table) {
$table->id();
$table->string('tenant_codigo', 10);
$table->string('nombre');
$table->text('descripcion')->nullable();
$table->decimal('precio', 10, 2);
$table->timestamps();
$table->foreign('tenant_codigo')->references('codigo')->on('tenants')->onDelete('cascade');
});
}
/**
* Reverse the migrations.
*/
public function down(): void
{
Schema::dropIfExists('bundles');
}
};

30
database/migrations/2026_07_14_184754_create_bundle_items_table.php Normal file
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@ -0,0 +1,30 @@
<?php
use Illuminate\Database\Migrations\Migration;
use Illuminate\Database\Schema\Blueprint;
use Illuminate\Support\Facades\Schema;
return new class extends Migration
{
/**
* Run the migrations.
*/
public function up(): void
{
Schema::create('bundle_items', function (Blueprint $table) {
$table->id();
$table->foreignId('bundle_id')->constrained('bundles')->onDelete('cascade');
$table->foreignId('producto_variante_id')->constrained('productos_variantes')->onDelete('cascade');
$table->integer('cantidad');
$table->timestamps();
});
}
/**
* Reverse the migrations.
*/
public function down(): void
{
Schema::dropIfExists('bundle_items');
}
};

48
database/migrations/2026_07_14_184802_make_cart_items_polymorphic.php Normal file
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@ -0,0 +1,48 @@
<?php
use Illuminate\Database\Migrations\Migration;
use Illuminate\Database\Schema\Blueprint;
use Illuminate\Support\Facades\Schema;
return new class extends Migration
{
/**
* Run the migrations.
*/
public function up(): void
{
Schema::table('carrito_items', function (Blueprint $table) {
$table->string('buyable_type')->nullable();
$table->unsignedBigInteger('buyable_id')->nullable();
});
// Copy existing data
\Illuminate\Support\Facades\DB::table('carrito_items')->update([
'buyable_type' => 'App\Domains\Catalog\Models\ProductVariant',
'buyable_id' => \Illuminate\Support\Facades\DB::raw('producto_variante_id'),
]);
Schema::table('carrito_items', function (Blueprint $table) {
$table->dropForeign(['producto_variante_id']);
$table->dropColumn('producto_variante_id');
});
}
/**
* Reverse the migrations.
*/
public function down(): void
{
Schema::table('carrito_items', function (Blueprint $table) {
$table->foreignId('producto_variante_id')->nullable()->constrained('productos_variantes')->onDelete('cascade');
});
\Illuminate\Support\Facades\DB::table('carrito_items')->update([
'producto_variante_id' => \Illuminate\Support\Facades\DB::raw('buyable_id'),
]);
Schema::table('carrito_items', function (Blueprint $table) {
$table->dropColumn(['buyable_type', 'buyable_id']);
});
}
};

48
database/migrations/2026_07_14_184812_make_purchase_items_polymorphic.php Normal file
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@ -0,0 +1,48 @@
<?php
use Illuminate\Database\Migrations\Migration;
use Illuminate\Database\Schema\Blueprint;
use Illuminate\Support\Facades\Schema;
return new class extends Migration
{
/**
* Run the migrations.
*/
public function up(): void
{
Schema::table('compra_items', function (Blueprint $table) {
$table->string('buyable_type')->nullable();
$table->unsignedBigInteger('buyable_id')->nullable();
});
// Copy existing data
\Illuminate\Support\Facades\DB::table('compra_items')->update([
'buyable_type' => 'App\Domains\Catalog\Models\ProductVariant',
'buyable_id' => \Illuminate\Support\Facades\DB::raw('producto_variante_id'),
]);
Schema::table('compra_items', function (Blueprint $table) {
$table->dropForeign(['producto_variante_id']);
$table->dropColumn('producto_variante_id');
});
}
/**
* Reverse the migrations.
*/
public function down(): void
{
Schema::table('compra_items', function (Blueprint $table) {
$table->foreignId('producto_variante_id')->nullable()->constrained('productos_variantes')->onDelete('cascade');
});
\Illuminate\Support\Facades\DB::table('compra_items')->update([
'producto_variante_id' => \Illuminate\Support\Facades\DB::raw('buyable_id'),
]);
Schema::table('compra_items', function (Blueprint $table) {
$table->dropColumn(['buyable_type', 'buyable_id']);
});
}
};