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
@@ -11,6 +11,9 @@ type OrderCheckout struct {
 	OrderID                 uint64         `gorm:"not null;index" json:"order_id"`
 	InitiatedBy             uint64         `gorm:"not null" json:"initiated_by"`
 	Status                  string         `gorm:"size:32;not null;default:'submitted'" json:"status"`
+	RoundCount              int            `gorm:"not null;default:1" json:"round_count"`
+	Turn                    string         `gorm:"size:16;not null;default:'owner'" json:"turn"`
+	ProposedBy              uint64         `gorm:"not null;default:0" json:"proposed_by"`
 	RentAmountCent          int64          `gorm:"not null;default:0" json:"-"`
 	OwnerRentAmountCent     int64          `gorm:"not null;default:0" json:"-"`
 	PlatformFeeCent         int64          `gorm:"not null;default:0" json:"-"`
@@ -21,6 +24,8 @@ type OrderCheckout struct {
 	DepositDeductAmountCent int64          `gorm:"not null;default:0" json:"-"`
 	RenterRefundAmountCent  int64          `gorm:"not null;default:0" json:"-"`
 	OwnerIncomeAmountCent   int64          `gorm:"not null;default:0" json:"-"`
+	ShortfallCent           int64          `gorm:"not null;default:0" json:"-"`
+	OvershootAmountCent     int64          `gorm:"not null;default:0" json:"-"`
 	Content                 string         `json:"content"`
 	EvidenceURLS            datatypes.JSON `gorm:"column:evidence_urls" json:"evidence_urls"`
 	OwnerAdjustmentReason   string         `json:"owner_adjustment_reason"`