审计追溯：手动修正退款状态记录快照并在详情展示

app/Http/Controllers/Admin/PlatformOrderController.php

@@ -611,6 +611,10 @@ class PlatformOrderController extends Controller
             'at' => $now->toDateTimeString(),
             'admin_id' => $admin->id,
             'note' => '手动标记为已退款（仅修正支付状态，不自动写退款回执）',
+            'snapshot' => [
+                'paid_amount' => $paidAmount,
+                'refund_total' => $refundTotal,
+            ],
         ];
         data_set($meta, 'audit', $audit);
 
@@ -654,6 +658,10 @@ class PlatformOrderController extends Controller
             'at' => $now->toDateTimeString(),
             'admin_id' => $admin->id,
             'note' => '手动标记为部分退款（仅修正支付状态，不自动写退款回执）',
+            'snapshot' => [
+                'paid_amount' => $paidAmount,
+                'refund_total' => $refundTotal,
+            ],
         ];
         data_set($meta, 'audit', $audit);
 
@@ -692,6 +700,10 @@ class PlatformOrderController extends Controller
             'at' => $now->toDateTimeString(),
             'admin_id' => $admin->id,
             'note' => '手动标记为已支付（仅修正支付状态，不自动写回执/退款回执）',
+            'snapshot' => [
+                'paid_amount' => $paidAmount,
+                'refund_total' => (float) $this->refundTotalForOrder($order),
+            ],
         ];
         data_set($meta, 'audit', $audit);
 

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

@@ -432,16 +432,29 @@
                 <th style="width:120px;">范围</th>
                 <th style="width:200px;">时间</th>
                 <th style="width:100px;">管理员</th>
+                <th style="width:180px;">快照</th>
                 <th>备注</th>
             </tr>
             </thead>
             <tbody>
             @foreach($auditItems as $item)
+                @php
+                    $snap = (array) (data_get($item, 'snapshot', []) ?? []);
+                    $snapPaid = data_get($snap, 'paid_amount');
+                    $snapRefund = data_get($snap, 'refund_total');
+                @endphp
                 <tr>
                     <td>{{ $auditActionLabels[data_get($item, 'action')] ?? (data_get($item, 'action') ?: '-') }}</td>
                     <td>{{ data_get($item, 'scope') ?: '-' }}</td>
                     <td>{{ data_get($item, 'at') ?: '-' }}</td>
                     <td>{{ data_get($item, 'admin_id') ?: '-' }}</td>
+                    <td class="muted">
+                        @if($snapPaid !== null || $snapRefund !== null)
+                            paid=¥{{ number_format((float) ($snapPaid ?? 0), 2) }}；refund=¥{{ number_format((float) ($snapRefund ?? 0), 2) }}
+                        @else
+                            -
+                        @endif
+                    </td>
                     <td class="muted">{{ data_get($item, 'note') ?: '' }}</td>
                 </tr>
             @endforeach

tests/Feature/AdminPlatformOrderAuditSnapshotTest.php

@@ -0,0 +1,78 @@
+<?php
+
+namespace Tests\Feature;
+
+use App\Models\Merchant;
+use App\Models\Plan;
+use App\Models\PlatformOrder;
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Tests\TestCase;
+
+class AdminPlatformOrderAuditSnapshotTest 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_mark_refunded_will_write_audit_snapshot_and_show_page_can_render_it(): void
+    {
+        $this->loginAsPlatformAdmin();
+
+        $merchant = Merchant::query()->firstOrFail();
+        $plan = Plan::query()->create([
+            'code' => 'audit_snapshot_plan_01',
+            'name' => '审计快照测试套餐',
+            'billing_cycle' => 'monthly',
+            'price' => 10,
+            'list_price' => 10,
+            'status' => 'active',
+            'sort' => 10,
+            'published_at' => now(),
+        ]);
+
+        $order = PlatformOrder::query()->create([
+            'merchant_id' => $merchant->id,
+            'plan_id' => $plan->id,
+            'order_no' => 'PO_AUDIT_SNAPSHOT_0001',
+            'order_type' => 'new_purchase',
+            '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' => [
+                'refund_summary' => [
+                    'count' => 1,
+                    'total_amount' => 10.00,
+                ],
+            ],
+        ]);
+
+        $this->post('/admin/platform-orders/' . $order->id . '/mark-refunded')
+            ->assertRedirect();
+
+        $order->refresh();
+
+        $this->assertSame(10.0, (float) data_get($order->meta, 'audit.0.snapshot.paid_amount'));
+        $this->assertSame(10.0, (float) data_get($order->meta, 'audit.0.snapshot.refund_total'));
+
+        $this->get('/admin/platform-orders/' . $order->id)
+            ->assertOk()
+            ->assertSee('paid=¥10.00')
+            ->assertSee('refund=¥10.00');
+    }
+}