feat(platform-orders): 支持总台手工创建平台订单并进入闭环

app/Http/Controllers/Admin/PlatformOrderController.php

@@ -4,12 +4,15 @@ namespace App\Http\Controllers\Admin;
 
 use App\Http\Controllers\Concerns\ResolvesPlatformAdminContext;
 use App\Http\Controllers\Controller;
+use App\Models\Merchant;
+use App\Models\Plan;
 use App\Models\PlatformOrder;
 use App\Support\SubscriptionActivationService;
 use Illuminate\Database\Eloquent\Builder;
 use Illuminate\Http\RedirectResponse;
 use Illuminate\Http\Request;
 use Illuminate\Support\Facades\DB;
+use Illuminate\Validation\Rule;
 use Illuminate\View\View;
 use Symfony\Component\HttpFoundation\StreamedResponse;
 
@@ -17,6 +20,89 @@ class PlatformOrderController extends Controller
 {
     use ResolvesPlatformAdminContext;
 
+    public function create(Request $request): View
+    {
+        $this->ensurePlatformAdmin($request);
+
+        $merchants = Merchant::query()->orderBy('id')->get(['id', 'name']);
+        $plans = Plan::query()->orderBy('sort')->orderByDesc('id')->get();
+
+        return view('admin.platform_orders.form', [
+            'merchants' => $merchants,
+            'plans' => $plans,
+            'billingCycleLabels' => $this->billingCycleLabels(),
+            'orderTypeLabels' => $this->orderTypeLabels(),
+        ]);
+    }
+
+    public function store(Request $request): RedirectResponse
+    {
+        $admin = $this->ensurePlatformAdmin($request);
+
+        $data = $request->validate([
+            'merchant_id' => ['required', 'integer', 'exists:merchants,id'],
+            'plan_id' => ['required', 'integer', 'exists:plans,id'],
+            'order_type' => ['required', Rule::in(array_keys($this->orderTypeLabels()))],
+            'quantity' => ['required', 'integer', 'min:1', 'max:120'],
+            'discount_amount' => ['nullable', 'numeric', 'min:0'],
+            'payment_channel' => ['nullable', 'string', 'max:30'],
+            'remark' => ['nullable', 'string', 'max:2000'],
+        ]);
+
+        $plan = Plan::query()->findOrFail((int) $data['plan_id']);
+
+        $periodMonths = $this->periodMonthsFromBillingCycle((string) $plan->billing_cycle);
+        $quantity = (int) $data['quantity'];
+
+        $listAmount = (float) $plan->price * $quantity;
+        $discount = (float) ($data['discount_amount'] ?? 0);
+        $discount = max(0, min($listAmount, $discount));
+
+        $payable = max(0, $listAmount - $discount);
+
+        $now = now();
+
+        // 订单号：PO + 时间 + 4位随机数（足够用于当前阶段演示与手工补单）
+        $orderNo = 'PO' . $now->format('YmdHis') . str_pad((string) random_int(1, 9999), 4, '0', STR_PAD_LEFT);
+
+        $order = PlatformOrder::query()->create([
+            'merchant_id' => (int) $data['merchant_id'],
+            'plan_id' => $plan->id,
+            'created_by_admin_id' => $admin->id,
+            'order_no' => $orderNo,
+            'order_type' => (string) $data['order_type'],
+            'status' => 'pending',
+            'payment_status' => 'unpaid',
+            'payment_channel' => $data['payment_channel'] ?? null,
+            'plan_name' => $plan->name,
+            'billing_cycle' => $plan->billing_cycle,
+            'period_months' => $periodMonths,
+            'quantity' => $quantity,
+            'list_amount' => $listAmount,
+            'discount_amount' => $discount,
+            'payable_amount' => $payable,
+            'paid_amount' => 0,
+            'placed_at' => $now,
+            'plan_snapshot' => [
+                'plan_id' => $plan->id,
+                'code' => $plan->code,
+                'name' => $plan->name,
+                'billing_cycle' => $plan->billing_cycle,
+                'price' => (float) $plan->price,
+                'list_price' => (float) $plan->list_price,
+                'status' => $plan->status,
+                'published_at' => optional($plan->published_at)->toDateTimeString(),
+            ],
+            'meta' => [
+                'created_from' => 'manual_form',
+            ],
+            'remark' => $data['remark'] ?? null,
+        ]);
+
+        return redirect('/admin/platform-orders/' . $order->id)
+            ->with('success', '平台订单已创建：' . $order->order_no . '（待支付/待生效）');
+    }
+
     public function index(Request $request): View
     {
         $this->ensurePlatformAdmin($request);
@@ -610,4 +696,35 @@ class PlatformOrderController extends Controller
             'failed' => '支付失败',
         ];
     }
+
+    protected function orderTypeLabels(): array
+    {
+        return [
+            'new_purchase' => '新购',
+            'renewal' => '续费',
+            'upgrade' => '升级',
+            'downgrade' => '降级',
+        ];
+    }
+
+    protected function billingCycleLabels(): array
+    {
+        return [
+            'monthly' => '月付',
+            'quarterly' => '季付',
+            'yearly' => '年付',
+            'one_time' => '一次性',
+        ];
+    }
+
+    protected function periodMonthsFromBillingCycle(string $billingCycle): int
+    {
+        return match ($billingCycle) {
+            'monthly' => 1,
+            'quarterly' => 3,
+            'yearly' => 12,
+            'one_time' => 1,
+            default => 1,
+        };
+    }
 }