68 lines
2.4 KiB
PHP
68 lines
2.4 KiB
PHP
<?php
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namespace App\Http\Controllers\Api\V1\Admin\Risk;
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use App\Models\Draw;
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use App\Models\RiskPool;
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use Illuminate\Http\Request;
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use App\Support\AdminApiList;
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use Illuminate\Http\JsonResponse;
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use App\Http\Controllers\Controller;
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use Illuminate\Contracts\Pagination\LengthAwarePaginator;
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/**
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* GET /api/v1/admin/draws/{draw}/risk-pools — 按期号分页查询赔付池事实（售罄筛选、排序）。
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*
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* 对齐产品文档：后台查看售罄与风险占用、热门号码监控（按占用排序）。
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*/
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final class AdminRiskPoolIndexController extends Controller
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{
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public function __invoke(Request $request, Draw $draw): JsonResponse
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{
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$p = AdminApiList::readPaging($request);
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$soldOutOnly = $request->boolean('sold_out_only');
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$sort = trim((string) $request->query('sort', 'usage_desc'));
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$q = RiskPool::query()->where('draw_id', $draw->id);
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if ($soldOutOnly) {
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$q->where('sold_out_status', 1);
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}
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match ($sort) {
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'locked_desc' => $q->orderByDesc('locked_amount')->orderBy('normalized_number'),
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'remaining_asc' => $q->orderBy('remaining_amount')->orderBy('normalized_number'),
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'number_asc' => $q->orderBy('normalized_number'),
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default => $q->orderByRaw('(locked_amount * 1.0 / NULLIF(total_cap_amount, 0)) DESC')
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->orderByDesc('locked_amount')
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->orderBy('normalized_number'),
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};
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/** @var LengthAwarePaginator $paginator */
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$paginator = $q->paginate($p['perPage'], ['*'], 'page', $p['page']);
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return AdminApiList::jsonWith($paginator, fn (RiskPool $row) => $this->row($row), [
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'draw_id' => (int) $draw->id,
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'draw_no' => $draw->draw_no,
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]);
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}
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/** @return array<string, mixed> */
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private function row(RiskPool $pool): array
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{
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$cap = (int) $pool->total_cap_amount;
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$locked = (int) $pool->locked_amount;
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return [
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'normalized_number' => $pool->normalized_number,
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'total_cap_amount' => $cap,
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'locked_amount' => $locked,
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'remaining_amount' => (int) $pool->remaining_amount,
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'sold_out_status' => (int) $pool->sold_out_status,
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'is_sold_out' => (int) $pool->sold_out_status === 1,
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'usage_ratio' => $cap > 0 ? round($locked / $cap, 6) : null,
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'version' => (int) $pool->version,
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];
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}
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}
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