package model

import (
	"time"

	"gorm.io/gorm"
)

// CommissionRecord 佣金记录模型
// 记录各级代理的佣金入账情况
// 包含成本价差收入、一次性佣金、梯度奖励等多种佣金来源
type CommissionRecord struct {
	gorm.Model
	BaseModel        `gorm:"embedded"`
	ShopID           uint       `gorm:"column:shop_id;index;not null;comment:店铺ID（佣金归属）" json:"shop_id"`
	OrderID          uint       `gorm:"column:order_id;index;not null;comment:订单ID" json:"order_id"`
	IotCardID        *uint      `gorm:"column:iot_card_id;index;comment:关联卡ID（可空）" json:"iot_card_id"`
	DeviceID         *uint      `gorm:"column:device_id;index;comment:关联设备ID（可空）" json:"device_id"`
	CommissionSource string     `gorm:"column:commission_source;type:varchar(20);not null;index;comment:佣金来源 cost_diff-成本价差 one_time-一次性佣金 tier_bonus-梯度奖励" json:"commission_source"`
	Amount           int64      `gorm:"column:amount;type:bigint;not null;comment:佣金金额(分)" json:"amount"`
	BalanceAfter     int64      `gorm:"column:balance_after;type:bigint;default:0;comment:入账后钱包余额（分）" json:"balance_after"`
	Status           int        `gorm:"column:status;type:int;default:1;not null;comment:状态 1-已入账 2-已失效" json:"status"`
	ReleasedAt       *time.Time `gorm:"column:released_at;comment:入账时间" json:"released_at"`
	Remark           string     `gorm:"column:remark;type:varchar(500);comment:备注" json:"remark"`
}

// TableName 指定表名
func (CommissionRecord) TableName() string {
	return "tb_commission_record"
}

// 佣金来源常量
const (
	// CommissionSourceCostDiff 成本价差收入
	CommissionSourceCostDiff = "cost_diff"
	// CommissionSourceOneTime 一次性佣金
	CommissionSourceOneTime = "one_time"
	// CommissionSourceTierBonus 梯度奖励
	CommissionSourceTierBonus = "tier_bonus"
)

// 佣金状态常量
const (
	// CommissionStatusReleased 已入账
	CommissionStatusReleased = 1
	// CommissionStatusInvalid 已失效
	CommissionStatusInvalid = 2
)