feat: 新增发票登记对话框回显已认领收票单接口

blade-service/blade-transport/src/main/java/org/springblade/transport/controller/InvoiceReceiptController.java

@@ -208,4 +208,11 @@ public class InvoiceReceiptController extends BladeController {
 	public R<List<InvoiceReceipt>> claimCandidates(@RequestParam(required = false) String keyword) {
 		return R.data(invoiceReceiptService.claimCandidates(keyword));
 	}
+
+	@GetMapping("/claimed-list")
+	@ApiOperationSupport(order = 19)
+	@Operation(summary = "结算单已认领收票登记列表（先票后款：发票登记对话框回显已认领票）")
+	public R<List<InvoiceReceipt>> claimedList(@RequestParam Long formalSettlementId) {
+		return R.data(invoiceReceiptService.claimedReceipts(formalSettlementId));
+	}
 }

blade-service/blade-transport/src/main/java/org/springblade/transport/service/IInvoiceReceiptService.java

@@ -144,6 +144,15 @@ public interface IInvoiceReceiptService extends BaseService<InvoiceReceipt> {
 	 */
 	List<InvoiceReceipt> claimCandidates(String keyword);
 
+	/**
+	 * 结算单已认领收票登记列表（先票后款：发票登记对话框打开时回显已认领票）：
+	 * 按认领关系查收票登记，与认领候选行结构一致（同一 InvoiceReceipt 实体）
+	 *
+	 * @param settlementId 正式结算单id
+	 * @return 本单已认领的收票登记
+	 */
+	List<InvoiceReceipt> claimedReceipts(Long settlementId);
+
 	/**
 	 * 结算单收票认领关系同步（先票后款：结算单保存/认领后由结算单侧调用）：
 	 * 按行发票号匹配审批通过收票登记，一票一结算单校验（已挂其他有效应付结算单拦截），

blade-service/blade-transport/src/main/java/org/springblade/transport/service/impl/InvoiceReceiptServiceImpl.java

@@ -958,6 +958,18 @@ public class InvoiceReceiptServiceImpl extends BaseServiceImpl<InvoiceReceiptMap
 		return approved.stream().filter(receipt -> !claimedReceiptIds.contains(receipt.getId())).toList();
 	}
 
+	@Override
+	public List<InvoiceReceipt> claimedReceipts(Long settlementId) {
+		List<InvoiceReceiptSettlement> relations = settlementRelationMapper.selectList(
+			Wrappers.<InvoiceReceiptSettlement>lambdaQuery()
+				.eq(InvoiceReceiptSettlement::getFormalSettlementId, settlementId));
+		if (relations.isEmpty()) {
+			return List.of();
+		}
+		return listByIds(relations.stream()
+			.map(InvoiceReceiptSettlement::getInvoiceReceiptId).filter(Objects::nonNull).distinct().toList());
+	}
+
 	@Override
 	@Transactional(rollbackFor = Exception.class)
 	public void syncSettlementReceiptRelations(Long settlementId, List<String> invoiceNos) {