package entity

import (
	"github.com/shopspring/decimal"
	"time"
)

// TgRedPacket Telegram红包表
type TgRedPacket struct {
	MysqlBaseModel
	PacketNo      string          `json:"packetNo" gorm:"type:varchar(64);uniqueIndex;comment:红包编号（唯一）;NOT NULL"`
	UserId        int64           `json:"userId" gorm:"index;comment:发红包用户ID;NOT NULL"`
	GroupId       string          `json:"groupId" gorm:"type:varchar(128);index;comment:Telegram群组ID;NOT NULL"`
	PacketType    int             `json:"packetType" gorm:"type:tinyint;comment:红包类型: 1=普通红包, 2=手气红包;NOT NULL"`
	TotalAmount   decimal.Decimal `json:"totalAmount" gorm:"type:decimal(25,8);comment:红包总金额;NOT NULL"`
	TotalCount    int             `json:"totalCount" gorm:"type:int;comment:红包总个数;NOT NULL"`
	GrabbedCount  int             `json:"grabbedCount" gorm:"type:int;default:0;comment:已抢个数"`
	GrabbedAmount decimal.Decimal `json:"grabbedAmount" gorm:"type:decimal(25,8);default:0;comment:已抢金额"`
	RemainCount   int             `json:"remainCount" gorm:"type:int;comment:剩余个数;NOT NULL"`
	RemainAmount  decimal.Decimal `json:"remainAmount" gorm:"type:decimal(25,8);comment:剩余金额;NOT NULL"`
	Symbol        string          `json:"symbol" gorm:"type:varchar(20);default:'VND';comment:币种"`
	MaxGrabAmount decimal.Decimal `json:"maxGrabAmount" gorm:"type:decimal(25,8);default:0;comment:单人最大可领取金额(0=不限制)"`
	Lang          string          `json:"lang" gorm:"type:varchar(10);default:'vi';comment:消息语言: vi=越南语, id=印尼语, en=英语, zh=中文"`
	MessageId     int64           `json:"messageId" gorm:"type:bigint;comment:Telegram消息ID"`
	BlessingWords string          `json:"blessingWords" gorm:"type:varchar(255);comment:祝福语"`
	Status        int             `json:"status" gorm:"type:tinyint;default:1;index;comment:状态: 1=进行中, 2=已抢完, 3=已过期"`
	ExpireAt      time.Time       `json:"expireAt" gorm:"type:timestamp;comment:过期时间（24小时）;NOT NULL"`
	CompletedAt   *time.Time      `json:"completedAt" gorm:"type:timestamp;comment:完成时间"`
}

func (*TgRedPacket) TableName() string {
	return ModelPrefix + "tg_red_packet"
}

func (*TgRedPacket) Comment() string {
	return "Telegram红包表"
}

func NewTgRedPacket() *TgRedPacket {
	return &TgRedPacket{}
}