318 lines
14 KiB
PHP
318 lines
14 KiB
PHP
<?php
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namespace App\Support;
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use App\Models\Business\CourierQuoteChange;
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use App\Models\Business\CourierQuoteChangeEvent;
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use App\Models\Business\CourierQuoteVersion;
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use Illuminate\Support\Carbon;
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use Illuminate\Support\Facades\DB;
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use Illuminate\Validation\ValidationException;
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final class CourierQuoteChangeService
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{
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public function __construct(private readonly QuoteManagementSnapshot $snapshot)
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{
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}
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public function create(array $data, int $userId): CourierQuoteChange
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{
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$source = $this->findSourceQuote($data['source_quote_id']);
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return DB::transaction(function () use ($data, $userId, $source): CourierQuoteChange {
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$retrospective = $this->isRetrospectiveDate($data['effective_date']);
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$change = CourierQuoteChange::create([
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'company_id' => company_id(),
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'number' => $this->nextChangeNumber(),
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'source_quote_id' => $source['id'],
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'source_sheet_name' => $source['sheet_name'],
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'carrier_name' => $source['company_name'],
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'quote_type' => $source['quote_type'],
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'change_type' => $data['change_type'],
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'status' => CourierQuoteChange::STATUS_DRAFT,
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'effective_date' => $data['effective_date'],
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'is_retrospective' => $retrospective,
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'recalculation_status' => $retrospective
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? CourierQuoteChange::RECALCULATION_PENDING
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: CourierQuoteChange::RECALCULATION_NOT_REQUIRED,
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'recalculation_note' => null,
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'summary' => $data['summary'],
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'created_by' => $userId,
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]);
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$this->replaceItems($change, $data['items'], $source);
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$this->recordEvent($change, 'created', null, CourierQuoteChange::STATUS_DRAFT, '创建报价变更草稿。', $userId, $this->changeDetails($change));
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return $change->load('items', 'events');
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});
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}
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public function update(CourierQuoteChange $change, array $data, int $userId): CourierQuoteChange
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{
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$this->ensureEditableBy($change, $userId);
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$source = $this->findSourceQuote($change->source_quote_id);
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return DB::transaction(function () use ($change, $data, $userId, $source): CourierQuoteChange {
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$from = $change->status;
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$retrospective = $this->isRetrospectiveDate($data['effective_date']);
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$change->update([
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'change_type' => $data['change_type'],
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'effective_date' => $data['effective_date'],
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'is_retrospective' => $retrospective,
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'recalculation_status' => $retrospective
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? CourierQuoteChange::RECALCULATION_PENDING
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: CourierQuoteChange::RECALCULATION_NOT_REQUIRED,
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'recalculation_note' => null,
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'summary' => $data['summary'],
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'status' => CourierQuoteChange::STATUS_DRAFT,
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]);
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$this->replaceItems($change, $data['items'], $source);
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$this->recordEvent($change, 'saved', $from, CourierQuoteChange::STATUS_DRAFT, '保存报价变更草稿。', $userId, $this->changeDetails($change));
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return $change->fresh(['items', 'events']);
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});
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}
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public function submit(CourierQuoteChange $change, int $userId): CourierQuoteChange
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{
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$this->ensureEditableBy($change, $userId);
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if ($change->items()->count() === 0) {
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throw ValidationException::withMessages(['items' => '至少需要一条发生变化的报价明细。']);
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}
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return DB::transaction(function () use ($change, $userId): CourierQuoteChange {
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$from = $change->status;
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$retrospective = $this->isRetrospectiveDate($change->effective_date);
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$change->update([
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'status' => CourierQuoteChange::STATUS_PENDING_REVIEW,
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'is_retrospective' => $retrospective,
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'recalculation_status' => $retrospective
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? CourierQuoteChange::RECALCULATION_PENDING
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: CourierQuoteChange::RECALCULATION_NOT_REQUIRED,
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'recalculation_note' => null,
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'submitted_by' => $userId,
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'submitted_at' => now(),
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]);
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$this->recordEvent($change, 'submitted', $from, CourierQuoteChange::STATUS_PENDING_REVIEW, '提交报价变更审核。', $userId, $this->changeDetails($change));
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return $change->fresh(['items', 'events']);
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});
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}
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public function returnForChanges(CourierQuoteChange $change, string $note, int $userId): CourierQuoteChange
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{
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if ($change->status !== CourierQuoteChange::STATUS_PENDING_REVIEW) {
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throw ValidationException::withMessages(['status' => '只有待审核的变更单可以退回。']);
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}
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return DB::transaction(function () use ($change, $note, $userId): CourierQuoteChange {
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$change->update(['status' => CourierQuoteChange::STATUS_RETURNED]);
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$this->recordEvent($change, 'returned', CourierQuoteChange::STATUS_PENDING_REVIEW, CourierQuoteChange::STATUS_RETURNED, $note, $userId);
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return $change->fresh(['items', 'events']);
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});
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}
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public function approve(CourierQuoteChange $change, int $userId): CourierQuoteChange
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{
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if ($change->status !== CourierQuoteChange::STATUS_PENDING_REVIEW) {
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throw ValidationException::withMessages(['status' => '只有待审核的变更单可以审核通过。']);
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}
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if ($change->created_by === $userId) {
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throw ValidationException::withMessages(['approval' => '发起人不能审核自己提交的报价变更。']);
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}
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$source = $this->findSourceQuote($change->source_quote_id);
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return DB::transaction(function () use ($change, $source, $userId): CourierQuoteChange {
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$values = $source['values'];
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foreach ($change->items as $item) {
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if (! array_key_exists($item->source_row, $values) || ! array_key_exists($item->source_column, $values[$item->source_row])) {
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throw ValidationException::withMessages(['items' => "报价单元格 {$item->source_cell} 已不存在，请退回重新核对。"]);
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}
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$values[$item->source_row][$item->source_column] = $item->new_amount;
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}
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$importedVersionCount = collect($this->snapshot->load()['quotes'] ?? [])
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->whereNull('source_change_id')
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->count();
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$version = CourierQuoteVersion::create([
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'company_id' => company_id(),
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'version_code' => 'PENDING-' . $change->id,
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'source_quote_id' => $source['id'],
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'source_change_id' => $change->id,
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'sheet_name' => $source['sheet_name'],
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'company_name' => $source['company_name'],
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'carrier_name' => $source['company_name'],
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'quote_type' => $source['quote_type'],
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'effective_date' => $change->effective_date,
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'source_range' => $source['source_range'],
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'values_json' => json_encode($values, JSON_UNESCAPED_UNICODE | JSON_THROW_ON_ERROR),
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'formulas_json' => json_encode($source['formulas'], JSON_UNESCAPED_UNICODE | JSON_THROW_ON_ERROR),
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'status' => 'approved',
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'signature_status' => '未签署',
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'created_by' => $change->created_by,
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'approved_by' => $userId,
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]);
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$version->update([
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'version_code' => sprintf('QB-%03d', $importedVersionCount + $version->id),
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]);
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$retrospective = $this->isRetrospectiveDate($change->effective_date);
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$recalculationNote = $retrospective ? $this->retrospectiveBlockReason() : null;
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$change->update([
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'status' => CourierQuoteChange::STATUS_APPROVED,
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'is_retrospective' => $retrospective,
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'recalculation_status' => $retrospective
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? CourierQuoteChange::RECALCULATION_BLOCKED
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: CourierQuoteChange::RECALCULATION_NOT_REQUIRED,
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'recalculation_note' => $recalculationNote,
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'approved_by' => $userId,
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'approved_at' => now(),
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'new_quote_version_id' => $version->id,
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]);
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$eventNote = "审核通过并生成新版本 {$version->version_code}。";
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if ($retrospective) {
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$eventNote .= ' 该报价为历史生效；补差明细尚未生成，原运费保持不变。';
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}
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$this->recordEvent($change, 'approved', CourierQuoteChange::STATUS_PENDING_REVIEW, CourierQuoteChange::STATUS_APPROVED, $eventNote, $userId, [
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...$this->changeDetails($change),
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'version_code' => $version->version_code,
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]);
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return $change->fresh(['items', 'events', 'version']);
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});
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}
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public function findSourceQuote(string $id): array
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{
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$quote = collect($this->snapshot->load()['quotes'] ?? [])->firstWhere('id', $id);
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if (! is_array($quote)) {
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throw ValidationException::withMessages(['source_quote_id' => '选择的原报价版本不存在或已不可用。']);
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}
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return $quote;
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}
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private function replaceItems(CourierQuoteChange $change, array $items, array $source): void
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{
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$change->items()->withTrashed()->forceDelete();
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foreach (array_values($items) as $position => $item) {
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$row = (int) $item['source_row'];
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$column = (int) $item['source_column'];
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$sourceValue = $source['values'][$row][$column] ?? null;
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$formula = $source['formulas'][$row][$column] ?? null;
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if (is_string($formula) && trim($formula) !== '') {
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throw ValidationException::withMessages(["items.{$position}.source_cell" => "{$item['source_cell']} 是公式单元格，不能直接改价。"]);
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}
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if (! is_numeric($sourceValue)) {
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throw ValidationException::withMessages(["items.{$position}.source_cell" => "{$item['source_cell']} 不是可调整的数值单元格。"]);
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}
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if (abs((float) $sourceValue - (float) $item['original_amount']) > 0.00005) {
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throw ValidationException::withMessages(["items.{$position}.original_amount" => "{$item['source_cell']} 的原价格已经变化，请重新载入后再保存。"]);
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}
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if ((float) $item['new_amount'] < 0) {
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throw ValidationException::withMessages(["items.{$position}.new_amount" => '新价格不能小于 0。']);
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}
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if (round((float) $item['new_amount'], 4) === round((float) $item['original_amount'], 4)) {
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continue;
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}
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$change->items()->create([
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'company_id' => company_id(),
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'position' => $position,
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'source_cell' => strtoupper($item['source_cell']),
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'source_row' => $row,
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'source_column' => $column,
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'region' => $item['region'] ?? null,
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'weight_band' => $item['weight_band'] ?? null,
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'charge_item' => $item['charge_item'] ?? null,
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'original_amount' => number_format((float) $item['original_amount'], 4, '.', ''),
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'new_amount' => number_format((float) $item['new_amount'], 4, '.', ''),
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'unit' => $item['unit'] ?? null,
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'note' => $item['note'] ?? null,
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]);
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}
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if ($change->items()->count() === 0) {
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throw ValidationException::withMessages(['items' => '至少需要一条原价格与新价格不同的变价明细。']);
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}
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}
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private function ensureEditableBy(CourierQuoteChange $change, int $userId): void
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{
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if (! $change->isEditable()) {
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throw ValidationException::withMessages(['status' => '当前状态不允许继续修改。']);
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}
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if ($change->created_by !== $userId) {
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abort(403, '只有草稿发起人可以修改或提交该变更单。');
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}
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}
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private function recordEvent(CourierQuoteChange $change, string $type, ?string $from, ?string $to, string $note, int $userId, array $details = []): void
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{
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CourierQuoteChangeEvent::create([
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'company_id' => company_id(),
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'quote_change_id' => $change->id,
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'event_type' => $type,
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'from_status' => $from,
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'to_status' => $to,
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'note' => $note,
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'details_json' => $details === [] ? null : json_encode($details, JSON_UNESCAPED_UNICODE | JSON_THROW_ON_ERROR),
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'created_by' => $userId,
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]);
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}
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private function changeDetails(CourierQuoteChange $change): array
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{
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return [
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'change_type' => $change->change_type,
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'effective_date' => $change->effective_date->toDateString(),
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'is_retrospective' => $change->isRetrospective(),
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'recalculation_status' => $change->recalculation_status,
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'recalculation_note' => $change->recalculation_note,
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'summary' => $change->summary,
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'items' => $change->items()->get()->map(static fn ($item): array => [
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'source_cell' => $item->source_cell,
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'original_amount' => $item->original_amount,
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'new_amount' => $item->new_amount,
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'note' => $item->note,
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])->all(),
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];
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}
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private function nextChangeNumber(): string
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{
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$prefix = 'BG-' . now()->format('Ymd') . '-';
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$last = CourierQuoteChange::withTrashed()->where('number', 'like', $prefix . '%')->lockForUpdate()->max('number');
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$sequence = $last ? ((int) substr($last, -3)) + 1 : 1;
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return $prefix . str_pad((string) $sequence, 3, '0', STR_PAD_LEFT);
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}
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private function isRetrospectiveDate(string|Carbon $effectiveDate): bool
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{
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return Carbon::parse($effectiveDate)->startOfDay()->lt(today());
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}
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private function retrospectiveBlockReason(): string
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{
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return '未生成补差明细：当前报价未提供可执行的运费计算方式，历史运费也未记录所用报价版本。补差前需建立逐票原报价版本关联和可验证的报价计算规则；原运费及原始 Excel 保持不变。';
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}
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}
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