支持结账多轮协商与按实际消耗双比例结算

允许双方最多 6 轮修改结账方案；哈夫币按实际消耗与 buyer/seller 比例计价，打超从押金扣，押金不足禁止自动完结并引导人工争议。同步收紧结账明细展示密度。
2026-07-18 20:35:16 +08:00
parent 98772867a7
commit 1a4776bba0
19 changed files with 713 additions and 140 deletions
@@ -41,6 +41,12 @@ const (
 	checkoutStatusAccepted  = "accepted"
 	checkoutStatusDisputed  = "disputed"

+	checkoutTurnOwner  = "owner"
+	checkoutTurnRenter = "renter"
+
+	// checkoutMaxRounds 结账协商最大提案轮次（含租客首提）
+	checkoutMaxRounds = 6
+
 	refundStatusPending       = "pending"
 	refundStatusPendingReview = "pending_review"
 	refundStatusRefunded      = "refunded"