native

type Buyer struct {
	ID    uint   `gorm:"primaryKey" json:"id"`
	Email string `json:"email"`
}

type CatalogPlan struct {
	ID             uint `gorm:"primaryKey"`
	GroupID        uint
	TransferEnable int64 // GiB
	SpeedLimit     *int64
	DeviceLimit    *int
	MonthPrice     *int64
	QuarterPrice   *int64
	HalfYearPrice  *int64
	YearPrice      *int64
	TwoYearPrice   *int64
	ThreeYearPrice *int64
	OnetimePrice   *int64
}

type Coupon struct {
	ID           uint      `gorm:"primaryKey" json:"id"`
	Code         string    `gorm:"size:32;uniqueIndex" json:"code"`
	Name         string    `gorm:"size:255" json:"name"`
	Type         int       `gorm:"default:1" json:"type"`       // 1: percentage, 2: fixed amount
	Value        int       `json:"value"`                       // percentage (0-100) or amount in cents
	LimitUse     *int      `json:"limit_use"`                   // null or -1 = unlimited
	LimitUseWith *uint     `gorm:"index" json:"limit_use_with"` // limit to specific plan ID
	LimitPeriod  *string   `gorm:"size:20" json:"limit_period"` // limit to specific period
	UseCount     int       `gorm:"default:0" json:"use_count"`  // how many times used
	StartedAt    int64     `json:"started_at"`                  // unix timestamp
	EndedAt      int64     `json:"ended_at"`                    // unix timestamp
	CreatedAt    time.Time `json:"created_at"`
	UpdatedAt    time.Time `json:"updated_at"`
}

type DirectoryUser struct {
	ID     uint `gorm:"primaryKey"`
	PlanID *uint
}

type Order struct {
	ID                uint      `gorm:"primaryKey" json:"id"`
	InviteUserID      *uint     `gorm:"index" json:"invite_user_id"`
	UserID            uint      `gorm:"index" json:"user_id"`
	PlanID            uint      `gorm:"index" json:"plan_id"`
	CouponID          *uint     `gorm:"index" json:"coupon_id"`
	PaymentID         *uint     `gorm:"index" json:"payment_id"`
	Type              int       `json:"type"` // 1: new, 2: renew, 3: upgrade, 4: reset
	Period            string    `gorm:"size:20" json:"period"`
	TradeNo           string    `gorm:"size:36;uniqueIndex" json:"trade_no"`
	CallbackNo        *string   `gorm:"size:255" json:"callback_no"`
	TotalAmount       int64     `json:"total_amount"`
	DiscountAmount    *int64    `json:"discount_amount"`
	SurplusAmount     *int64    `json:"surplus_amount"`
	RefundAmount      *int64    `json:"refund_amount"`
	Balance           *int64    `json:"balance"`
	SurplusOrder      *string   `gorm:"type:text" json:"surplus_order"`
	Status            int       `gorm:"default:0" json:"status"` // 0: pending, 1: paid, 2: cancelled, 3: completed, 4: discounted
	CommissionStatus  int       `gorm:"default:0" json:"commission_status"`
	CommissionBalance int64     `gorm:"default:0" json:"commission_balance"`
	PaidAt            *int64    `json:"paid_at"`
	CreatedAt         time.Time `json:"created_at"`
	UpdatedAt         time.Time `json:"updated_at"`
}

type OrderList struct {
	Total int64       `json:"total"`
	List  []OrderView `json:"list"`
}

type OrderView struct {
	Order
	User *Buyer    `json:"user,omitempty"`
	Plan *PlanName `json:"plan,omitempty"`
}

type PlanGroup struct {
	PlanID  uint
	GroupID uint
}

type PlanName struct {
	ID   uint   `gorm:"primaryKey" json:"id"`
	Name string `json:"name"`
}

type Service struct {
	// Open returns the package's storage connection, on which the adopted
	// tables and the granted views are visible.
	Open func(ctx context.Context) (*gorm.DB, error)
	// Subscriber is the kernel's KernelSubscriber; without it the route
	// that completes an order has no native handler and stays legacy.
	Subscriber Subscriber
	// Now defaults to time.Now.
	Now func() time.Time
}

type Subscriber interface {
	ApplyEntitlement(ctx context.Context, in *kernelsubscriberv1.ApplyEntitlementRequest, opts ...grpc.CallOption) (*kernelsubscriberv1.ApplyEntitlementResponse, error)
}