package sql

import (
	"cockData/server/log"
	"errors"
	"fmt"
	"gorm.io/gorm"
	"gorm.io/gorm/clause"
	"strings"
	"time"
)

type RecordUser struct {
	gorm.Model
	PID     string `gorm:"uniqueIndex;not null;comment:用户标识"`
	Name    string `gorm:"not null;comment:用户昵称"`
	Avatar  string `gorm:"not null;comment:用户头像"`
	Diamond int64  `gorm:"default:0;comment:钻石数量"`
}

func (r *RecordUser) TableName() string {
	return tableName("record_user")
}

func FindOrCreateUser(pID string, userName string, userAvatar string) (user RecordUser, err error) {
	user = RecordUser{
		PID: pID,
	}
	err = _db.Where(&user).FirstOrCreate(&user).Error
	if err != nil {
		return
	}
	user.Name = userName
	user.Avatar = userAvatar
	if user.Name == "" {
		user.Name = fmt.Sprintf("Player-%d", user.ID)
	}
	if user.Avatar == "" {
		user.Avatar = "https://cxhy-cn.oss-cn-hangzhou.aliyuncs.com/H5Games/res/manga/IMG_2153.png"
	}
	err = _db.Save(&user).Error
	return
}

func GetUserInfo(userID uint) (createAt time.Time, curDiamond int64, err error) {
	user := RecordUser{Model: gorm.Model{ID: userID}}
	err = _db.Table(user.TableName()).Where(&user).First(&user).Error
	if err != nil {
		return
	}
	createAt = user.CreatedAt
	curDiamond = user.Diamond
	return
}

func ChangeDiamond(userID uint, diamond int64, reason string) (curDiamond int64, err error) {
	if strings.TrimSpace(reason) == "" {
		err = errors.New("钻石修改原因不可为空")
		log.Warnf("钻石修改原因为空 userID %d", userID)
		return
	}
	err = _db.Transaction(func(tx *gorm.DB) error {
		user := RecordUser{Model: gorm.Model{ID: userID}}
		err = tx.Clauses(clause.Locking{Strength: "UPDATE"}).Table(user.TableName()).Where(&user).First(&user).Error
		if err != nil {
			return err
		}
		record := RecordUserDiamond{UserID: userID}
		record.FormDiamond = user.Diamond
		record.Diamond = diamond
		user.Diamond += diamond
		err = tx.Save(&user).Error
		if err != nil {
			return err
		}
		record.ToDiamond = user.Diamond
		record.Reason = reason
		err = tx.Save(&record).Error
		if err != nil {
			return err
		}
		curDiamond = user.Diamond
		return nil
	})
	return
}