feat: finalize voucher handling and discount display in summary and overview

2026-03-16 11:59:12 +01:00
parent 2e40cbc7c7
commit 230c53875f
15 changed files with 762 additions and 46 deletions
@@ -77,6 +77,65 @@ class BookingDto
    {
    }

+    /**
+     * Builds AcceptedVouchers from validated participant voucher data.
+     *
+     * Computes voucher discounts from validated vouchers stored on participants.
+     * This allows displaying voucher savings as soon as vouchers are validated
+     * in Step 2, rather than waiting for Step 3 API confirmation.
+     *
+     * For promo vouchers with percentage discounts, we need the participant price
+     * to calculate the actual discount amount.
+     *
+     * @param array<int, float>|null $participantPrices Prices per participant index for percentage calculation
+     */
+    public function getAcceptedVouchers(?array $participantPrices = null): ?AcceptedVouchersDto
+    {
+        $acceptedVouchers = new AcceptedVouchersDto();
+        $processedPromoCodes = [];
+
+        foreach ($this->participants as $index => $participant) {
+            // Process purchase voucher
+            if (null !== $participant->validatedPurchaseVoucher) {
+                $voucher = $participant->validatedPurchaseVoucher;
+                $acceptedVouchers->addVoucher(new AcceptedVoucherDto(
+                    type: $voucher->isGoodwill() ? AcceptedVoucherDto::TYPE_GOODWILL : AcceptedVoucherDto::TYPE_PURCHASE,
+                    code: $voucher->voucherNumber,
+                    amount: $voucher->remainingBalance,
+                    description: $voucher->isGoodwill() ? 'Kulanzgutschein' : 'Kaufgutschein',
+                ));
+            }
+
+            // Process promo voucher
+            if (null !== $participant->validatedPromoVoucher) {
+                $voucher = $participant->validatedPromoVoucher;
+
+                // For per-booking vouchers, only count once
+                if ($voucher->isPerBooking()) {
+                    if (isset($processedPromoCodes[$voucher->code])) {
+                        continue;
+                    }
+                    $processedPromoCodes[$voucher->code] = true;
+                }
+
+                // Calculate discount amount
+                $discountAmount = $voucher->discountAmount;
+                if ($voucher->discountPercentage > 0 && null !== $participantPrices && isset($participantPrices[$index])) {
+                    $discountAmount = round($participantPrices[$index] * ($voucher->discountPercentage / 100), 2);
+                }
+
+                $acceptedVouchers->addVoucher(new AcceptedVoucherDto(
+                    type: AcceptedVoucherDto::TYPE_PROMOTIONAL,
+                    code: $voucher->code,
+                    amount: $discountAmount,
+                    description: $voucher->description,
+                ));
+            }
+        }
+
+        return $acceptedVouchers->hasVouchers() ? $acceptedVouchers : null;
+    }
+
    public function getMode(): string
    {
        return null !== $this->booking ? self::MODE_EDIT : self::MODE_CREATE;
@@ -251,7 +310,7 @@ class BookingDto
    public function hasGoodwillVouchers(): bool
    {
        foreach ($this->participants as $participant) {
-            if (true === $participant->hasGoodwillVoucher) {
+            if ($participant->hasGoodwillVoucher()) {
                return true;
            }
        }