fallback handled

database/migrations/2026_06_16_000001_add_trade_by_quantity_to_products_table.php

@@ -0,0 +1,98 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\DB;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        if (! Schema::hasTable('products')) {
+            return;
+        }
+
+        if (! Schema::hasColumn('products', 'trade_by_quantity')) {
+            Schema::table('products', function (Blueprint $table) {
+                if (Schema::hasColumn('products', 'show_in_assets')) {
+                    $table->boolean('trade_by_quantity')->default(false)->after('show_in_assets');
+                } else {
+                    $table->boolean('trade_by_quantity')->default(false);
+                }
+            });
+        }
+
+        $this->backfillQuantityTradeForLegacyProducts();
+    }
+
+    public function down(): void
+    {
+        if (! Schema::hasTable('products') || ! Schema::hasColumn('products', 'trade_by_quantity')) {
+            return;
+        }
+
+        Schema::table('products', function (Blueprint $table) {
+            $table->dropColumn('trade_by_quantity');
+        });
+    }
+
+    private function backfillQuantityTradeForLegacyProducts(): void
+    {
+        $mainProductIds = $this->resolveMainProductIds();
+
+        DB::table('products')
+            ->where(function ($query) use ($mainProductIds) {
+                $query->whereIn('group_type', ['آبشده', 'کاتد مس']);
+
+                if ($mainProductIds !== []) {
+                    $query->orWhereIn('id', $mainProductIds);
+                }
+            })
+            ->where(function ($query) {
+                $query->where('trade_by_quantity', false)
+                    ->orWhereNull('trade_by_quantity');
+            })
+            ->update(['trade_by_quantity' => true]);
+    }
+
+    /** @return array<int, int> */
+    private function resolveMainProductIds(): array
+    {
+        $ids = [];
+
+        if (Schema::hasTable('settings')) {
+            $value = DB::table('settings')->where('key', 'main_product')->value('value');
+            $id = $this->parsePositiveInt($value);
+            if ($id !== null) {
+                $ids[] = $id;
+            }
+        }
+
+        if (Schema::hasTable('const')) {
+            $value = DB::table('const')->where('key', 'main_product')->value('value');
+            $id = $this->parsePositiveInt($value);
+            if ($id !== null) {
+                $ids[] = $id;
+            }
+        }
+
+        return array_values(array_unique($ids));
+    }
+
+    private function parsePositiveInt(mixed $value): ?int
+    {
+        if ($value === null) {
+            return null;
+        }
+
+        $value = trim((string) $value);
+        if ($value === '' || ! ctype_digit($value)) {
+            return null;
+        }
+
+        $id = (int) $value;
+
+        return $id > 0 ? $id : null;
+    }
+};