package model

import (
	"context"

	"github.com/gogf/gf/v2/frame/g"
	"github.com/samber/lo"
	"github.com/tiger1103/gfast/v3/internal/app/system/dao"
)

func (n *Notifications) ReadNum() int {
	// 从 redis 中获取已读人数
	count, err := g.Redis().Get(context.Background(), "notification:"+n.Id)
	if err != nil {
		return 0
	}
	return count.Int()
}

// 已读人数
func (n *Notifications) ReadPeople() int {
	// 如果 n.users 为空则从数据库中查询
	if len(n.Users) == 0 {
		list := []NotificationsGetRes{}
		if err := dao.NotificationRecipients.Ctx(context.Background()).As("nr").
			LeftJoin("sys_user as su", "nr.recipient_id = su.id").
			Fields("nr.*,su.user_nickname").
			Where("nr.notification_id", n.Id).Scan(&list); err != nil {
			return 0
		}

		n.Users = list
	}

	return lo.CountBy(n.Users, func(item NotificationsGetRes) bool {
		return item.NotificationStatus == 1
	})
}

// 未读人数
func (n *Notifications) UnreadPeople() int {
	// 如果 n.users 为空则从数据库中查询
	if len(n.Users) == 0 {
		list := []NotificationsGetRes{}
		if err := dao.NotificationRecipients.Ctx(context.Background()).As("nr").
			LeftJoin("sys_user as su", "nr.recipient_id = su.id").
			Fields("nr.*,su.user_nickname").
			Where("nr.notification_id", n.Id).Scan(&list); err != nil {
			return 0
		}

		n.Users = list
	}
	return lo.CountBy(n.Users, func(item NotificationsGetRes) bool {
		return item.NotificationStatus == 0
	})
}