root
457 lines
16 KiB
PHP
457 lines
16 KiB
PHP
<?php
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namespace App\Services\Billing;
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use App\Models\AdditionalCharge;
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use App\Models\Event;
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use App\Models\EventCharges;
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use App\Services\ExtraCharges\ExtraChargesChargeService;
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use App\Services\ExtraCharges\ExtraChargesContextService;
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use App\Services\ExtraCharges\ExtraChargesInvoiceService;
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use App\Services\Invoices\InvoiceGenerationService;
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use Illuminate\Support\Facades\DB;
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use Illuminate\Support\Facades\Log;
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use Illuminate\Support\Facades\Schema;
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/**
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* ChargeService (plan §9–10, §13 Phase 3)
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*
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* Unified entry point for extra and event charges: create, cancel, apply,
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* mark paid/unpaid, list by family, and prevent duplicate charges.
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*/
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class ChargeService
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{
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public function __construct(
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private ExtraChargesChargeService $extraCharges,
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private ExtraChargesInvoiceService $invoices,
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private ExtraChargesContextService $context,
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private InvoiceGenerationService $invoiceGeneration
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) {
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}
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public function createExtraCharge(array $payload): array
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{
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$parentId = (int) ($payload['parent_id'] ?? 0);
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$schoolYear = (string) ($payload['school_year'] ?? $this->context->getSchoolYear());
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$title = trim((string) ($payload['title'] ?? ''));
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$chargeType = (string) ($payload['charge_type'] ?? 'add');
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$amountAbs = round(abs((float) ($payload['amount'] ?? 0)), 2);
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if ($parentId <= 0 || $title === '' || $amountAbs <= 0) {
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return ['ok' => false, 'message' => 'Invalid extra charge payload.'];
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}
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if ($this->findDuplicateExtraCharge($parentId, $schoolYear, $title, $amountAbs, $chargeType)) {
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Log::warning('Duplicate extra charge blocked', [
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'parent_id' => $parentId,
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'title' => $title,
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'school_year' => $schoolYear,
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]);
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return [
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'ok' => false,
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'message' => 'A matching extra charge already exists for this parent.',
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'error' => 'duplicate_charge',
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];
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}
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$result = $this->extraCharges->createCharge(array_merge($payload, [
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'school_year' => $schoolYear,
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'semester' => $payload['semester'] ?? $this->context->getSemester(),
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]));
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if (!($result['ok'] ?? false)) {
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return $result;
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}
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return [
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'ok' => true,
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'charge_type' => 'extra',
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'id' => (int) ($result['id'] ?? 0),
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'parent_id' => $parentId,
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'invoice_id' => $result['invoice_id'] ?? null,
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'status' => !empty($payload['invoice_id']) ? 'applied' : 'pending',
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];
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}
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public function cancelExtraCharge(int $chargeId): array
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{
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$charge = AdditionalCharge::query()->find($chargeId);
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if (!$charge) {
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return ['ok' => false, 'message' => 'Extra charge not found.'];
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}
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if ((string) $charge->status === 'void') {
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return ['ok' => false, 'message' => 'Charge is already void.', 'error' => 'already_canceled'];
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}
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$ok = $this->extraCharges->voidCharge($charge);
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return [
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'ok' => $ok,
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'charge_type' => 'extra',
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'id' => $chargeId,
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'status' => $ok ? 'void' : (string) $charge->status,
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'message' => $ok ? null : 'Unable to void extra charge.',
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];
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}
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public function applyExtraCharge(int $chargeId, int $invoiceId): array
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{
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$charge = AdditionalCharge::query()->find($chargeId);
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if (!$charge) {
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return ['ok' => false, 'message' => 'Extra charge not found.'];
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}
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if ((string) $charge->status === 'void') {
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return ['ok' => false, 'message' => 'Cannot apply a void charge.'];
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}
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if ((string) $charge->status === 'applied' && (int) $charge->invoice_id === $invoiceId) {
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return [
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'ok' => true,
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'charge_type' => 'extra',
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'id' => $chargeId,
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'status' => 'applied',
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'invoice_id' => $invoiceId,
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];
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}
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if ((string) $charge->status === 'applied') {
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return ['ok' => false, 'message' => 'Charge is already applied to another invoice.'];
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}
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$chargeType = (string) ($charge->charge_type ?? 'add');
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$amountAbs = round(abs((float) $charge->amount), 2);
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DB::beginTransaction();
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try {
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$this->invoices->applyToInvoice($invoiceId, $chargeType, $amountAbs);
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$charge->invoice_id = $invoiceId;
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$charge->status = 'applied';
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$charge->save();
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DB::commit();
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} catch (\Throwable $e) {
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DB::rollBack();
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Log::error('Apply extra charge failed', ['charge_id' => $chargeId, 'error' => $e->getMessage()]);
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return ['ok' => false, 'message' => 'Unable to apply charge to invoice.'];
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}
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return [
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'ok' => true,
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'charge_type' => 'extra',
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'id' => $chargeId,
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'status' => 'applied',
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'invoice_id' => $invoiceId,
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];
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}
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public function createEventCharge(array $payload): array
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{
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$parentId = (int) ($payload['parent_id'] ?? 0);
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$studentId = (int) ($payload['student_id'] ?? 0);
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$schoolYear = (string) ($payload['school_year'] ?? $this->context->getSchoolYear());
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$semester = (string) ($payload['semester'] ?? $this->context->getSemester());
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$eventId = isset($payload['event_id']) ? (int) $payload['event_id'] : null;
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$eventName = trim((string) ($payload['event_name'] ?? ''));
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$actorId = (int) ($payload['created_by'] ?? $payload['updated_by'] ?? 0);
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if ($parentId <= 0 || $studentId <= 0) {
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return ['ok' => false, 'message' => 'Parent and student are required.'];
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}
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$amount = isset($payload['amount']) ? (float) $payload['amount'] : null;
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if ($eventId > 0) {
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$event = Event::getEvent($eventId, $schoolYear);
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if (!$event) {
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return ['ok' => false, 'message' => 'Event not found.'];
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}
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$eventName = (string) ($event->event_name ?? $eventName);
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$amount = $amount ?? (float) ($event->amount ?? 0);
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}
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if ($eventName === '' || $amount === null || $amount < 0) {
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return ['ok' => false, 'message' => 'Event name and amount are required.'];
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}
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if ($this->findDuplicateEventCharge($parentId, $studentId, $schoolYear, $semester, $eventId, $eventName)) {
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Log::warning('Duplicate event charge blocked', [
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'parent_id' => $parentId,
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'student_id' => $studentId,
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'event_id' => $eventId,
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'event_name' => $eventName,
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]);
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return [
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'ok' => false,
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'message' => 'This student already has an active charge for this event.',
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'error' => 'duplicate_charge',
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];
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}
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$charge = EventCharges::query()->create([
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'event_id' => $eventId > 0 ? $eventId : null,
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'event_name' => $eventId > 0 ? null : $eventName,
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'parent_id' => $parentId,
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'student_id' => $studentId,
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'participation' => 'yes',
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'charged' => round($amount, 2),
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'amount' => round($amount, 2),
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'school_year' => $schoolYear,
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'semester' => $semester,
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'created_by' => $actorId ?: null,
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'updated_by' => $actorId ?: null,
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]);
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$this->invoiceGeneration->generateInvoice($parentId, $schoolYear);
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return [
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'ok' => true,
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'charge_type' => 'event',
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'id' => (int) $charge->id,
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'parent_id' => $parentId,
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'student_id' => $studentId,
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'event_id' => $eventId > 0 ? $eventId : null,
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'event_name' => $eventName,
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'amount' => round($amount, 2),
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'participation_status' => 'yes',
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'payment_status' => 'unpaid',
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'cancellation_status' => 'active',
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];
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}
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public function cancelEventCharge(int $chargeId, bool $issueCredit = true): array
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{
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$charge = EventCharges::query()->find($chargeId);
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if (!$charge) {
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return ['ok' => false, 'message' => 'Event charge not found.'];
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}
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if ($this->isEventChargeCanceled($charge)) {
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return ['ok' => false, 'message' => 'Event charge is already canceled.', 'error' => 'already_canceled'];
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}
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$amount = round(abs((float) ($charge->charged ?? $charge->amount ?? 0)), 2);
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$eventName = $this->resolveEventName($charge);
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$parentId = (int) $charge->parent_id;
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$schoolYear = (string) $charge->school_year;
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DB::beginTransaction();
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try {
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$charge->participation = 'no';
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$charge->charged = 0;
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if (Schema::hasColumn('event_charges', 'amount')) {
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$charge->amount = 0;
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}
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$charge->save();
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$creditId = null;
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if ($issueCredit && $amount > 0 && $parentId > 0) {
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$credit = $this->createExtraCharge([
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'parent_id' => $parentId,
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'title' => 'Event credit: ' . $eventName,
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'description' => 'Account credit for canceled event charge #' . $chargeId,
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'amount' => $amount,
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'charge_type' => 'deduct',
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'school_year' => $schoolYear,
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'semester' => (string) ($charge->semester ?? $this->context->getSemester()),
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'created_by' => (int) ($charge->updated_by ?? 0),
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]);
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if ($credit['ok'] ?? false) {
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$creditId = (int) ($credit['id'] ?? 0);
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}
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}
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$this->invoiceGeneration->generateInvoice($parentId, $schoolYear);
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DB::commit();
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} catch (\Throwable $e) {
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DB::rollBack();
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Log::error('Cancel event charge failed', ['charge_id' => $chargeId, 'error' => $e->getMessage()]);
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return ['ok' => false, 'message' => 'Unable to cancel event charge.'];
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}
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return [
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'ok' => true,
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'charge_type' => 'event',
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'id' => $chargeId,
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'cancellation_status' => 'canceled',
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'participation_status' => 'no',
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'account_credit_charge_id' => $creditId,
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];
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}
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public function markEventChargePaid(int $chargeId, bool $paid, ?int $paymentId = null): array
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{
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$charge = EventCharges::query()->find($chargeId);
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if (!$charge) {
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return ['ok' => false, 'message' => 'Event charge not found.'];
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}
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if ($this->isEventChargeCanceled($charge)) {
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return ['ok' => false, 'message' => 'Cannot update payment on a canceled charge.'];
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}
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if (Schema::hasColumn('event_charges', 'event_paid')) {
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$charge->event_paid = $paid ? 1 : 0;
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}
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if (Schema::hasColumn('event_charges', 'event_payment_id') && $paymentId !== null) {
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$charge->event_payment_id = $paymentId;
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}
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$charge->save();
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return [
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'ok' => true,
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'charge_type' => 'event',
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'id' => $chargeId,
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'payment_status' => $paid ? 'paid' : 'unpaid',
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];
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}
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/**
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* @return array{extra_charges: array<int, array<string, mixed>>, event_charges: array<int, array<string, mixed>>}
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*/
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public function listForParent(int $parentId, ?string $schoolYear = null): array
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{
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$schoolYear = $schoolYear ?? $this->context->getSchoolYear();
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$extraRows = AdditionalCharge::query()
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->where('parent_id', $parentId)
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->where('school_year', $schoolYear)
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->orderByDesc('id')
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->get();
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$eventRows = EventCharges::getChargesWithEventInfo($parentId, $schoolYear);
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return [
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'parent_id' => $parentId,
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'school_year' => $schoolYear,
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'extra_charges' => $extraRows->map(fn (AdditionalCharge $row) => $this->formatExtraCharge($row))->all(),
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'event_charges' => array_map(fn (array $row) => $this->formatEventCharge($row), $eventRows),
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];
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}
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private function findDuplicateExtraCharge(
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int $parentId,
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string $schoolYear,
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string $title,
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float $amountAbs,
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string $chargeType
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): bool {
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$normalizedTitle = strtolower($title);
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$signedAmount = $chargeType === 'deduct' ? -$amountAbs : $amountAbs;
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return AdditionalCharge::query()
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->where('parent_id', $parentId)
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->where('school_year', $schoolYear)
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->whereIn('status', ['pending', 'applied'])
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->whereRaw('LOWER(title) = ?', [$normalizedTitle])
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->where('amount', $signedAmount)
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->exists();
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}
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private function findDuplicateEventCharge(
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int $parentId,
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int $studentId,
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string $schoolYear,
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string $semester,
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?int $eventId,
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string $eventName
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): bool {
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$query = EventCharges::query()
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->where('parent_id', $parentId)
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->where('student_id', $studentId)
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->where('school_year', $schoolYear)
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->where('semester', $semester)
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->where('participation', 'yes')
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->where('charged', '>', 0);
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if ($eventId > 0) {
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$query->where('event_id', $eventId);
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} else {
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$query->where('event_name', $eventName);
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}
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return $query->exists();
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}
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private function isEventChargeCanceled(EventCharges $charge): bool
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{
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if (strtolower((string) $charge->participation) === 'no') {
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return true;
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}
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return (float) ($charge->charged ?? 0) <= 0;
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}
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private function resolveEventName(EventCharges $charge): string
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{
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if (!empty($charge->event_name)) {
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return (string) $charge->event_name;
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}
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if ($charge->event_id) {
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$event = Event::query()->find($charge->event_id);
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if ($event) {
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return (string) $event->event_name;
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}
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}
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return 'Event';
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}
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private function formatExtraCharge(AdditionalCharge $row): array
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{
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return [
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'id' => (int) $row->id,
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'charge_type' => 'extra',
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'parent_id' => (int) $row->parent_id,
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'invoice_id' => $row->invoice_id ? (int) $row->invoice_id : null,
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'school_year' => $row->school_year,
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'semester' => $row->semester,
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'charge_name' => $row->title,
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'charge_description' => $row->description,
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'amount' => round(abs((float) $row->amount), 2),
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'signed_amount' => round((float) $row->amount, 2),
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'fee_type' => $row->charge_type,
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'due_date' => $row->due_date,
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'status' => $row->status,
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'approval_status' => $row->status,
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'created_by' => $row->created_by,
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'created_at' => $row->created_at,
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];
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}
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/**
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* @param array<string, mixed> $row
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*/
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private function formatEventCharge(array $row): array
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{
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$charged = (float) ($row['charged'] ?? 0);
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$canceled = strtolower((string) ($row['participation'] ?? '')) === 'no' || $charged <= 0;
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$paid = false;
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if (isset($row['event_paid'])) {
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$paid = (bool) $row['event_paid'];
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}
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return [
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'id' => (int) ($row['id'] ?? 0),
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'charge_type' => 'event',
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'event_id' => isset($row['event_id']) ? (int) $row['event_id'] : null,
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'event_name' => $row['event_name'] ?? null,
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'parent_id' => isset($row['parent_id']) ? (int) $row['parent_id'] : null,
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'student_id' => isset($row['student_id']) ? (int) $row['student_id'] : null,
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'school_year' => $row['school_year'] ?? null,
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'semester' => $row['semester'] ?? null,
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'participation_status' => $row['participation'] ?? null,
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'charge_amount' => $charged,
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'payment_status' => $paid ? 'paid' : ($canceled ? 'canceled' : 'unpaid'),
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'cancellation_status' => $canceled ? 'canceled' : 'active',
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'event_date' => $row['updated_at'] ?? $row['created_at'] ?? null,
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];
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}
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}
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