wangjia
112 lines
4.3 KiB
Go
112 lines
4.3 KiB
Go
package model
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import "time"
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// ---- 状态枚举 ----
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type OrderStatusV2 string
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// 注:v1 model.OrderStatus 已占用 OrderPending/OrderPaid/OrderRefunded 三个标识符,
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// 为免包内重名冲突,v2 状态枚举统一加 V2 后缀(与 AttemptStatus/RefundStatus 的独立命名空间不冲突,故那两组不加后缀)。
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const (
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OrderCreatedV2 OrderStatusV2 = "created"
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OrderPendingV2 OrderStatusV2 = "pending"
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OrderPaidV2 OrderStatusV2 = "paid"
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OrderCanceledV2 OrderStatusV2 = "canceled"
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OrderExpiredV2 OrderStatusV2 = "expired"
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OrderRefundingV2 OrderStatusV2 = "refunding"
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OrderPartRefundedV2 OrderStatusV2 = "partially_refunded"
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OrderRefundedV2 OrderStatusV2 = "refunded"
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)
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type AttemptStatus string
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const (
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AttemptCreated AttemptStatus = "created"
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AttemptPending AttemptStatus = "pending"
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AttemptPaid AttemptStatus = "paid"
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AttemptFailed AttemptStatus = "failed"
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AttemptExpired AttemptStatus = "expired"
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)
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type RefundStatus string
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const (
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RefundRequested RefundStatus = "requested"
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RefundProcessing RefundStatus = "processing"
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RefundSucceeded RefundStatus = "succeeded"
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RefundFailed RefundStatus = "failed"
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)
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// ---- 业务订单(购买账本)----
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type OrderV2 struct {
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Base
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OutTradeNo string `gorm:"uniqueIndex;size:64;not null"`
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MerchantID uint64 `gorm:"index"`
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BizSystem string `gorm:"index;size:32"` // 接入方(pangolin/jiu),空=独立收款
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BizRef string `gorm:"size:128"` // 接入方业务单号,回调原样带回
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ProductID uint64 `gorm:"index"`
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BizCode string `gorm:"index;size:64"` // 套餐码副本(下单时从 product 复制),回调带回业务方按码映射权益(设计 §5)
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Subject string `gorm:"size:128"`
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// 金额:int64 最小单位 + 币种(presentment/charge/settlement 三态在 charge 落地此处)
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AmountMinor int64 `gorm:"not null"`
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Currency string `gorm:"size:16;not null"`
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Status OrderStatusV2 `gorm:"index;size:24;not null"`
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// 折扣(业务授权的折后价,记账留痕)
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BaseAmountMinor int64 `gorm:"default:0"`
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DiscountMinor int64 `gorm:"default:0"`
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CampaignID string `gorm:"size:64"`
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DiscountReason string `gorm:"size:128"`
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PaidAt *time.Time
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ExpiresAt *time.Time // 整体购买窗口
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}
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// ---- 支付尝试(收款账本)----
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type Attempt struct {
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Base
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OutTradeNo string `gorm:"index;size:64;not null"`
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Channel string `gorm:"index;size:32;not null;uniqueIndex:uq_attempt_provider"` // alipay/wechat/crypto/stripe/...
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AccountID string `gorm:"index;size:64"` // 选中的收款账户
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Provider string `gorm:"size:32"`
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ProviderRef string `gorm:"size:128;uniqueIndex:uq_attempt_provider"` // 渠道单号
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RenderType string `gorm:"size:24"` // redirect/qr/crypto_address/...
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AmountMinor int64 `gorm:"not null"`
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Currency string `gorm:"size:16;not null"`
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Status AttemptStatus `gorm:"index;size:16;not null"`
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ExpiresAt *time.Time // 本次尝试超时
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PaidAt *time.Time
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}
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// ---- 收款账户(同一渠道多账户)----
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type Account struct {
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Base
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AccountID string `gorm:"uniqueIndex;size:64;not null"` // 逻辑账户标识(配置里声明)
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Channel string `gorm:"index;size:32;not null"`
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Weight int `gorm:"default:1"`
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Enabled bool `gorm:"default:true"`
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DailyLimit int64 `gorm:"default:0"` // 0=不限
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Region string `gorm:"size:16"` // cn/global/...
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Subject string `gorm:"size:128"` // 收款主体
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// 凭证不落库明文:仅存 env 变量名引用,真值运行时从 env 取(见 Task 4)
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CredentialEnvPrefix string `gorm:"size:64"`
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}
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// ---- 退款子实体 ----
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type Refund struct {
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Base
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RefundID string `gorm:"uniqueIndex;size:64;not null"`
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OutTradeNo string `gorm:"index;size:64;not null"`
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AttemptProviderRef string `gorm:"size:128"` // 针对哪笔支付,原路退
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AmountMinor int64 `gorm:"not null"`
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Currency string `gorm:"size:16;not null"`
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Reason string `gorm:"size:256"`
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Status RefundStatus `gorm:"index;size:16;not null"`
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ProviderRefundRef string `gorm:"size:128"`
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InitiatedBy string `gorm:"size:16"` // business/platform
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CompletedAt *time.Time
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}
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