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

database/migrations/2026_07_14_184744_create_bundles_table.php

@@ -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');
+    }
+};

database/migrations/2026_07_14_184754_create_bundle_items_table.php

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+<?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');
+    }
+};

database/migrations/2026_07_14_184802_make_cart_items_polymorphic.php

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+<?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']);
+        });
+    }
+};

database/migrations/2026_07_14_184812_make_purchase_items_polymorphic.php

@@ -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']);
+        });
+    }
+};