Preserve subscription show context when opening platform order details

resources/views/admin/site_subscriptions/show.blade.php

@@ -342,7 +342,7 @@
             @endphp
             <tr>
                 <td>{{ $order->id }}</td>
-                <td><a href="/admin/platform-orders/{{ $order->id }}">{{ $order->order_no }}</a></td>
+                <td><a href="/admin/platform-orders/{{ $order->id }}?back={{ urlencode(request()->getRequestUri()) }}">{{ $order->order_no }}</a></td>
                 <td>{{ $order->status }}</td>
                 <td>{{ $order->payment_status }}</td>
                 <td>¥{{ number_format((float) $order->payable_amount, 2) }} / ¥{{ number_format((float) $order->paid_amount, 2) }}</td>
@@ -360,7 +360,7 @@
                     @endif
                 </td>
                 <td>
-                    <a href="/admin/platform-orders/{{ $order->id }}">详情</a>
+                    <a href="/admin/platform-orders/{{ $order->id }}?back={{ urlencode(request()->getRequestUri()) }}">详情</a>
                 </td>
             </tr>
         @empty

tests/Feature/AdminSiteSubscriptionOrdersTableOrderLinkContainsBackTest.php

@@ -0,0 +1,84 @@
+<?php
+
+namespace Tests\Feature;
+
+use App\Models\Merchant;
+use App\Models\Plan;
+use App\Models\PlatformOrder;
+use App\Models\SiteSubscription;
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Tests\TestCase;
+
+class AdminSiteSubscriptionOrdersTableOrderLinkContainsBackTest extends TestCase
+{
+    use RefreshDatabase;
+
+    protected function loginAsPlatformAdmin(): void
+    {
+        $this->seed();
+
+        $this->post('/admin/login', [
+            'email' => 'platform.admin@demo.local',
+            'password' => 'Platform@123456',
+        ])->assertRedirect('/admin');
+    }
+
+    public function test_orders_table_links_to_platform_order_show_include_back_param(): void
+    {
+        $this->loginAsPlatformAdmin();
+
+        $merchant = Merchant::query()->firstOrFail();
+        $plan = Plan::query()->create([
+            'code' => 'sub_orders_table_back_plan',
+            'name' => '订阅详情订单表 back 参数测试套餐',
+            'billing_cycle' => 'monthly',
+            'price' => 10,
+            'list_price' => 10,
+            'status' => 'active',
+            'sort' => 10,
+            'published_at' => now(),
+        ]);
+
+        $sub = SiteSubscription::query()->create([
+            'merchant_id' => $merchant->id,
+            'plan_id' => $plan->id,
+            'status' => 'activated',
+            'source' => 'manual',
+            'subscription_no' => 'SUB_ORDERS_TABLE_BACK_0001',
+            'plan_name' => $plan->name,
+            'billing_cycle' => $plan->billing_cycle,
+            'period_months' => 1,
+            'amount' => 10,
+            'starts_at' => now()->subDay(),
+            'ends_at' => now()->addMonth(),
+            'activated_at' => now()->subDay(),
+        ]);
+
+        $order = PlatformOrder::query()->create([
+            'merchant_id' => $merchant->id,
+            'plan_id' => $plan->id,
+            'site_subscription_id' => $sub->id,
+            'order_no' => 'PO_SUB_ORDERS_TABLE_BACK_0001',
+            'order_type' => 'renewal',
+            'status' => 'activated',
+            'payment_status' => 'paid',
+            'plan_name' => $plan->name,
+            'billing_cycle' => $plan->billing_cycle,
+            'period_months' => 1,
+            'quantity' => 1,
+            'payable_amount' => 10,
+            'paid_amount' => 10,
+            'placed_at' => now(),
+            'paid_at' => now(),
+            'activated_at' => now(),
+            'meta' => [],
+        ]);
+
+        $res = $this->get('/admin/site-subscriptions/' . $sub->id);
+        $res->assertOk();
+
+        $expectedBack = urlencode('/admin/site-subscriptions/' . $sub->id);
+
+        $res->assertSee('/admin/platform-orders/' . $order->id . '?back=' . $expectedBack, false);
+    }
+}