103 lines
3.4 KiB
PHP
103 lines
3.4 KiB
PHP
<?php
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namespace Modules\EcommerceFinance\Services;
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use Carbon\CarbonImmutable;
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use Illuminate\Support\Facades\Cache;
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use Modules\EcommerceFinance\Repositories\BusinessInformationMirrorRepository;
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use Modules\EcommerceFinance\Repositories\StoreReportRepository;
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use Throwable;
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/**
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* 内部流转预计销量取自主体维度经营报表的上月业绩。
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*/
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class InternalFlowProjection
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{
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public const BUYER_INVOICE_RATE = 0.20;
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public const INTERNAL_INVOICE_RATE = 0.25;
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public const INPUT_COST_RATE = 0.80;
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public function __construct(
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private readonly BusinessInformationMirrorRepository $businessInformation,
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private readonly StoreReportRepository $storeReports,
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) {}
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/**
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* @return array{
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* forecast_month:string,
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* forecast_month_label:string,
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* source_month:string,
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* source_month_label:string,
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* sales_by_company:array<string,float|null>
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* }
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*/
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public function forMonth(?CarbonImmutable $asOf = null): array
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{
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$forecastMonth = ($asOf ?? CarbonImmutable::now())->startOfMonth();
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$sourceMonth = $forecastMonth->subMonthNoOverflow();
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$cacheKey = 'internal-flow-projection:v1:' . $sourceMonth->format('Y-m');
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$resolve = fn (): array => $this->build($forecastMonth, $sourceMonth);
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try {
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return Cache::remember($cacheKey, now()->addMinutes(10), $resolve);
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} catch (Throwable $exception) {
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report($exception);
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return $resolve();
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}
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}
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/**
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* @return array{
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* forecast_month:string,
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* forecast_month_label:string,
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* source_month:string,
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* source_month_label:string,
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* sales_by_company:array<string,float|null>
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* }
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*/
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private function build(CarbonImmutable $forecastMonth, CarbonImmutable $sourceMonth): array
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{
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$stores = $this->businessInformation->receivingAccountStores();
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foreach ($stores as &$store) {
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// 标记系统主体已知，避免 StoreReportPeriodBuilder 再次按店铺批量查询主体。
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$store['system_company_name'] = $store['company_name'] ?? null;
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}
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unset($store);
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$rows = $this->storeReports->rows($stores, $sourceMonth->year, []);
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$incomeKey = sprintf('income_%02d', $sourceMonth->month);
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$totals = [];
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foreach ($rows as $row) {
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$entity = trim((string) ($row['entity'] ?? ''));
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if ($entity === '') {
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continue;
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}
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$totals[$entity] ??= ['has_value' => false, 'amount' => 0.0];
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$value = $row[$incomeKey] ?? null;
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if ($value === null || $value === '') {
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continue;
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}
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$totals[$entity]['has_value'] = true;
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$totals[$entity]['amount'] += (float) $value;
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}
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return [
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'forecast_month' => $forecastMonth->format('Y-m'),
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'forecast_month_label' => $forecastMonth->format('n') . '月',
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'source_month' => $sourceMonth->format('Y-m'),
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'source_month_label' => $sourceMonth->format('n') . '月',
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'sales_by_company' => array_map(
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static fn (array $total): ?float => $total['has_value']
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? round((float) $total['amount'], 6)
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: null,
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$totals,
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),
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];
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}
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}
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