Update

app/Http/Controllers/Api/StatisticsController.php

@@ -2,10 +2,14 @@
 
 namespace App\Http\Controllers\Api;
 
+use App\Admin\Filters\LedgerItemFilter;
+use App\Models\Keyword;
+use App\Models\LedgerItem;
 use App\Services\StatisticService;
 use Illuminate\Http\Request;
 use Illuminate\Support\Arr;
 use Illuminate\Support\Carbon;
+use Illuminate\Support\Facades\DB;
 
 class StatisticsController extends Controller
 {
@@ -111,8 +115,32 @@ class StatisticsController extends Controller
             $salesGrowthRate = bcdiv(bcmul($diff, '100'), $beforeLedger['sales'], 2);
         }
 
+        /** @var \Illuminate\Database\Eloquent\Collection */
+        $lotteryTypes = Keyword::where('parent_key', 'lottery_type')->oldest('sort')->get();
+
+        /** @var \Illuminate\Support\Collection */
+        $lotteryTypeStatistics = LedgerItem::select([
+            'ledger_item_type_id',
+            DB::raw('SUM(sales) as sales'),
+            DB::raw('SUM(expenditure) as expenditure'),
+        ])
+            ->filter($input, LedgerItemFilter::class)
+            ->whereIn('ledger_item_type_id', $lotteryTypes->pluck('key'))
+            ->groupBy(['ledger_item_type_id'])
+            ->get()
+            ->keyBy('ledger_item_type_id');
+
         return array_merge($ledger, [
             'sales_growth_rate' => $salesGrowthRate,
+            'lottery_types' => $lotteryTypes->map(function ($lotteryType) use ($lotteryTypeStatistics) {
+                $aggregate = $lotteryTypeStatistics->get($lotteryType->key);
+
+                return [
+                    'name' => $lotteryType->name,
+                    'sales' => trim_zeros($aggregate->sales ?? 0),
+                    'expenditure' => trim_zeros($aggregate->expenditure ?? 0),
+                ];
+            }),
         ]);
     }