change copperConvertPage

database/migrations/2026_11_01_000001_create_copper_convert_requests_table.php

@@ -0,0 +1,43 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        if (Schema::hasTable('copper_convert_requests')) {
+            return;
+        }
+
+        Schema::create('copper_convert_requests', function (Blueprint $table) {
+            $table->id();
+            $table->unsignedBigInteger('customer_id')->index();
+            $table->string('status', 20)->default('pending')->index();
+            $table->string('source', 20);
+            $table->unsignedBigInteger('source_product_id');
+            $table->string('asset_unit', 32);
+            $table->decimal('consumed_amount', 16, 4);
+            $table->decimal('leftover_amount', 16, 4)->default(0);
+            $table->unsignedBigInteger('source_unit_price');
+            $table->unsignedBigInteger('wire15_product_id')->nullable();
+            $table->unsignedInteger('wire15_rings')->default(0);
+            $table->unsignedBigInteger('wire15_unit_price')->default(0);
+            $table->unsignedBigInteger('wire25_product_id')->nullable();
+            $table->unsignedInteger('wire25_rings')->default(0);
+            $table->unsignedBigInteger('wire25_unit_price')->default(0);
+            $table->unsignedBigInteger('sell_order_id')->nullable();
+            $table->unsignedBigInteger('buy15_order_id')->nullable();
+            $table->unsignedBigInteger('buy25_order_id')->nullable();
+            $table->unsignedBigInteger('admin_id')->nullable();
+            $table->timestamps();
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::dropIfExists('copper_convert_requests');
+    }
+};