package groupPower_m

import (
	"git.hilo.cn/hilo-common/domain"
	"git.hilo.cn/hilo-common/resource/mysql"
	"git.hilo.cn/hilo-common/utils"
	"github.com/jinzhu/now"
	"gorm.io/gorm"
	"gorm.io/gorm/clause"
	"hilo-group/_const/enum/groupPower_e"
	"time"
)

type GroupPowerDayExp struct {
	Date         string
	GroupPowerId mysql.ID
	Exp          int64
	CreatedTime  time.Time `gorm:"->"`
	UpdatedTime  time.Time `gorm:"->"`
}

type GroupPowerGrade struct {
	GroupPowerId mysql.ID
	Exp          int64
	Grade        groupPower_e.GroupPowerGrade
	ExpireAt     time.Time
	CreatedTime  time.Time `gorm:"->"`
	UpdatedTime  time.Time `gorm:"->"`
}

// 增加家族经验
// 达到经验值之后升级
// 单进程同步执行,不考虑并发
func IncrGroupPowerExp(txModel *domain.Model, groupPowerId mysql.ID, exp int64) error {
	var err error
	defer func() {
		if err != nil {
			txModel.Log.Errorf("IncrGroupPowerExp fail,id:%v,exp:%v,err:%v", groupPowerId, exp, err)
		}
	}()
	// 增加家族经验-天
	date := time.Now().Format("2006-01-02")
	gpe := &GroupPowerDayExp{
		Date:         date,
		GroupPowerId: groupPowerId,
		Exp:          exp,
	}
	if err = txModel.DB().Model(GroupPowerDayExp{}).Clauses(clause.OnConflict{Columns: []clause.Column{{Name: "date"}, {Name: "group_power_id"}},
		DoUpdates: clause.Assignments(map[string]interface{}{
			"exp": gorm.Expr("exp + ?", gpe.Exp)})}).Create(gpe).Error; err != nil {
		return err
	}
	// 增加家族经验-总
	gpg := &GroupPowerGrade{
		GroupPowerId: groupPowerId,
		Exp:          exp,
		Grade:        0,
		ExpireAt:     time.Time{},
	}
	if err = txModel.DB().Model(GroupPowerGrade{}).Clauses(clause.OnConflict{Columns: []clause.Column{{Name: "group_power_id"}},
		DoUpdates: clause.Assignments(map[string]interface{}{
			"exp": gorm.Expr("exp + ?", gpg.Exp)})}).Create(gpg).Error; err != nil {
		return err
	}
	// 达到经验值之后升级
	latestGrade := new(GroupPowerGrade)
	if err = txModel.DB().Model(GroupPowerGrade{}).Where("group_power_id = ?", groupPowerId).First(latestGrade).Error; err != nil {
		return err
	}
	for grade := groupPower_e.GroupPowerGradeMax; grade >= groupPower_e.GroupPowerGrade0; grade-- {
		if latestGrade.Exp > groupPower_e.GroupPowerGradeExp[grade] {
			if latestGrade.Grade < grade { // 积分清零后,等级保持一段时间
				expireAt := now.EndOfMonth()
				expireAt = utils.AddDate(expireAt, 0, 1) // 等级有效期到下个月月底
				updateAttrs := map[string]interface{}{
					"grade":     grade,
					"expire_at": expireAt,
				}
				if err = txModel.DB().Model(GroupPowerGrade{}).Where("group_power_id = ?", latestGrade.GroupPowerId).UpdateColumns(updateAttrs).Error; err != nil {
					return err
				}
			}
			break
		}
	}
	return nil
}