fix: A301-3 报文取数按契约修正——awrp_src_code=分摊结算单号拼接，seq/e_corebillno=结算单id

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

@@ -792,10 +792,6 @@ public class ReceiptFlowServiceImpl extends BaseServiceImpl<KingdeeReceiptFlowMa
 			return ReceiptClaimPushResult.fail("累计认领金额（" + claimedTotal + "）与公告未认领金额（"
 				+ money(flow.getUnclaimedAmount()) + "）不一致，不满足推送条件");
 		}
-		// 推送来源编码：首次生成落库，重试复用（金蝶按 awrp_src_sys + awrp_src_code 幂等，防重试双单）
-		if (Func.isEmpty(flow.getAwrpSrcCode())) {
-			flow.setAwrpSrcCode(buildAwrpSrcCode(flow.getId()));
-		}
 		// 分录取该流水全部有效分摊行（结算单id升序，跨认领主单归集）
 		List<ReceiptClaimSettlement> allocations = claimSettlementMapper.selectList(
 			Wrappers.<ReceiptClaimSettlement>lambdaQuery()
@@ -814,6 +810,14 @@ public class ReceiptFlowServiceImpl extends BaseServiceImpl<KingdeeReceiptFlowMa
 			: formalSettlementMapper.selectList(Wrappers.<FormalSettlement>lambdaQuery()
 					.in(FormalSettlement::getId, settlementIds)).stream()
 				.collect(Collectors.toMap(FormalSettlement::getId, Function.identity(), (first, second) -> first));
+		// 推送来源编码：分摊结算单号下划线拼接（A301-3 契约口径；分摊不变则重试编码不变，
+		// 金蝶按 awrp_src_sys + awrp_src_code 幂等防重试双单）
+		String awrpSrcCode = allocations.stream()
+			.map(ReceiptClaimSettlement::getFormalSettlementNo)
+			.filter(Func::isNotEmpty)
+			.distinct()
+			.collect(Collectors.joining("_"));
+		flow.setAwrpSrcCode(awrpSrcCode);
 
 		BfiClaimPushDTO param = buildClaimPushDTO(flow, allocations, settlements);
 		log.info("调用BFI接口 收款认领结果推送开始 flowId：{}，billId：{}，awrpSrcCode：{}，分摊明细 {} 行，认领金额 {}",
@@ -836,7 +840,7 @@ public class ReceiptFlowServiceImpl extends BaseServiceImpl<KingdeeReceiptFlowMa
 		param.setBillid(flow.getBillId());
 		// 【必填】来源系统编码
 		param.setAwrpSrcSys(bfiProperties.getSrcSys());
-		// 【必填】来源系统单据编码（按流水生成，重试复用）
+		// 【必填】来源系统单据编码（分摊结算单号下划线拼接）
 		param.setAwrpSrcCode(flow.getAwrpSrcCode());
 		// 【必填】收款类型.编码
 		param.setRecpaytypeNumber(KingdeeBfiConstant.BFI_CLAIM_REC_PAY_TYPE);
@@ -847,20 +851,19 @@ public class ReceiptFlowServiceImpl extends BaseServiceImpl<KingdeeReceiptFlowMa
 		// 【必填】付款人id
 		param.setRecpayer(flow.getPayerId());
 		List<BfiClaimPushEntryDTO> entries = new ArrayList<>();
-		int seq = 1;
 		for (ReceiptClaimSettlement allocation : allocations) {
 			BfiClaimPushEntryDTO entry = new BfiClaimPushEntryDTO();
 			// 【必填】应收金额（分摊金额）
 			entry.setEReceivableamt(money(allocation.getAllocatedReceiptAmount()));
-			// 分录行序号
-			entry.setSeq((long) seq++);
+			// 分录行序号（结算单id）
+			entry.setSeq(allocation.getFormalSettlementId());
 			FormalSettlement settlement = settlements.get(allocation.getFormalSettlementId());
 			if (settlement != null && Func.isNotEmpty(settlement.getKingdeeBillNo())) {
-				// 结算单已同步金蝶应收单时携带核心单据引用，金蝶按应收单号核销认领金额
+				// 结算单已同步金蝶应收单时携带核心单据引用，金蝶按结算单id核销认领金额
 				// 核心单据类型
 				// entry.setECorebilltype(KingdeeBfiConstant.BFI_CLAIM_CORE_BILL_TYPE);
-				// 核心单据编号
-				entry.setECorebillno(settlement.getKingdeeBillNo());
+				// 核心单据编号（结算单id）
+				entry.setECorebillno(String.valueOf(settlement.getId()));
 			}
 			entries.add(entry);
 		}
@@ -939,15 +942,6 @@ public class ReceiptFlowServiceImpl extends BaseServiceImpl<KingdeeReceiptFlowMa
 		return ReceiptClaimPushResult.fail("金蝶认领结果推送失败：" + reason);
 	}
 
-	/**
-	 * 推送来源编码：SKCL + 时间戳 + 流水id尾号6位（按流水生成，重试复用）
-	 */
-	private String buildAwrpSrcCode(Long flowId) {
-		String time = DateTimeFormatter.ofPattern("yyyyMMddHHmmss").format(LocalDateTime.now());
-		String suffix = String.valueOf(flowId);
-		return "SKCL" + time + suffix.substring(Math.max(0, suffix.length() - 6));
-	}
-
 	/**
 	 * A301-2 收款认领公告查询：按认领人姓名全量翻页，时间窗口取 Nacos 配置（默认近半年）。
 	 * 认领公告同步、手动推送对账与定时任务对账共用。