feat(admin): 仪表盘占比卡接入套餐订单占比（Top5）

app/Http/Controllers/Admin/DashboardController.php

@@ -8,6 +8,7 @@ use App\Models\Admin;
 use App\Models\Order;
 use App\Models\Product;
 use App\Models\Merchant;
+use App\Models\Plan;
 use App\Models\PlatformOrder;
 use App\Models\User;
 use App\Support\CacheKeys;
@@ -59,10 +60,31 @@ class DashboardController extends Controller
             ->limit(5)
             ->get();
 
+        // 占比卡（最小可用）：按套餐统计平台订单数量 TopN
+        $planOrderShare = PlatformOrder::query()
+            ->selectRaw('plan_id, COUNT(*) as cnt')
+            ->whereNotNull('plan_id')
+            ->groupBy('plan_id')
+            ->orderByDesc('cnt')
+            ->limit(5)
+            ->get()
+            ->map(function ($row) {
+                return [
+                    'plan_id' => (int) $row->plan_id,
+                    'count' => (int) $row->cnt,
+                ];
+            })
+            ->values()
+            ->all();
+
+        $planIdToName = Plan::query()->pluck('name', 'id')->all();
+
         return view('admin.dashboard', [
             'adminName' => $admin->name,
             'stats' => $stats,
             'recentPlatformOrders' => $recentPlatformOrders,
+            'planOrderShare' => $planOrderShare,
+            'planIdToName' => $planIdToName,
             'platformAdmin' => $admin,
             'cacheMeta' => [
                 'store' => config('cache.default'),

resources/views/admin/dashboard.blade.php

@@ -151,9 +151,49 @@
     </div>
 
     <div class="card">
-        <h3 class="mt-0">占比（占位）</h3>
-        <div class="muted">后续接入：套餐销量占比 / 渠道占比 / 支付方式占比（支持时间范围切换）。</div>
-        <div class="muted muted-xs mt-10">说明：后续会补占比卡的 legend 与颜色体系（对齐 AntD Pro）。</div>
+        <div class="flex-between">
+            <h3 class="mt-0">套餐订单占比（Top5）</h3>
+            <a class="muted" href="/admin/plans">查看套餐</a>
+        </div>
+
+        @php
+            $shareRows = (array) ($planOrderShare ?? []);
+            $totalOrders = 0;
+            foreach ($shareRows as $r) {
+                $totalOrders += (int) ($r['count'] ?? 0);
+            }
+        @endphp
+
+        <table>
+            <thead>
+            <tr>
+                <th>套餐</th>
+                <th>订单数</th>
+                <th>占比</th>
+            </tr>
+            </thead>
+            <tbody>
+            @forelse($shareRows as $row)
+                @php
+                    $planId = (int) ($row['plan_id'] ?? 0);
+                    $count = (int) ($row['count'] ?? 0);
+                    $pct = $totalOrders > 0 ? round(($count / $totalOrders) * 100, 1) : 0;
+                    $planName = (string) (($planIdToName[$planId] ?? '') ?: ('#' . $planId));
+                @endphp
+                <tr>
+                    <td>{{ $planName }}</td>
+                    <td>{{ $count }}</td>
+                    <td>{{ $pct }}%</td>
+                </tr>
+            @empty
+                <tr>
+                    <td colspan="3" class="muted">暂无数据</td>
+                </tr>
+            @endforelse
+            </tbody>
+        </table>
+
+        <div class="muted muted-xs mt-10">说明：当前口径为“平台订单按 plan_id 的数量占比（Top5）”；后续扩展到金额占比、渠道占比与时间范围切换。</div>
     </div>
 </div>
 @endsection

tests/Feature/AdminDashboardPlanOrderShareCardShouldRenderTest.php

@@ -0,0 +1,36 @@
+<?php
+
+namespace Tests\Feature;
+
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Tests\TestCase;
+
+class AdminDashboardPlanOrderShareCardShouldRenderTest 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_dashboard_plan_order_share_card_should_render(): void
+    {
+        $this->loginAsPlatformAdmin();
+
+        $res = $this->get('/admin');
+        $res->assertOk();
+
+        $res->assertSee('套餐订单占比', false);
+        $res->assertSee('Top5', false);
+        $res->assertSee('查看套餐', false);
+
+        // 有数据时至少应包含百分号展示
+        $res->assertSee('%', false);
+    }
+}