lc_garage/internal/dao/order.go

package dao

import (
	"time"

	"wails-app/internal/global"
)

// 出口自助订单状态：pending 等待支付；paid 已确认到账；expired 超时未支付。
const (
	ExitOrderPending = "pending"
	ExitOrderPaid    = "paid"
	ExitOrderExpired = "expired"
)

// ExitOrder 出口自助扫码支付的订单：车牌识别后在出口屏创建，锁定应付金额。
// 到账确认后由系统自动结算出场并开闸（见 doc/扫码支付出场设计.md）。
type ExitOrder struct {
	global.GVA_MODEL
	OrderNo      string     `gorm:"size:64;uniqueIndex" json:"order_no"`
	SessionID    uint       `gorm:"index" json:"session_id"`
	TicketNo     string     `gorm:"size:64;index" json:"ticket_no"`
	PlateNumber  string     `gorm:"size:20;index" json:"plate_number"`
	Amount       float64    `json:"amount"`
	Currency     string     `gorm:"size:8;default:CNY" json:"currency"`
	Channel      string     `gorm:"size:20" json:"channel"`           // wechat / mock
	CodeURL      string     `gorm:"size:255" json:"code_url"`         // 渠道返回的二维码内容
	ChannelTxnID string     `gorm:"size:64" json:"channel_txn_id"`    // 渠道流水号
	State        string     `gorm:"size:16;default:pending;index" json:"state"`
	ExpireAt     time.Time  `json:"expire_at"`
	PaidAt       *time.Time `json:"paid_at"`
	EventLog     string     `gorm:"type:text" json:"event_log"`
	// 出场通道快照：结算与开闸使用
	ExitChannelID   uint   `gorm:"index" json:"exit_channel_id"`
	ExitChannelCode string `gorm:"size:50" json:"exit_channel_code"`
	ExitChannelName string `gorm:"size:100" json:"exit_channel_name"`
	ExitDeviceCode  string `gorm:"size:50" json:"exit_device_code"`
	ExitDeviceName  string `gorm:"size:100" json:"exit_device_name"`
}

func (ExitOrder) TableName() string { return "exit_order" }