package statistic

import (
	"context"
	"server/internal/dao"
	"server/internal/model"
	"server/internal/model/do"
	"server/internal/service"
	"server/utility/ecode"
)

type sStatistic struct {
}

func New() service.IStatistic {
	return &sStatistic{}
}
func init() {
	service.RegisterStatistic(New())
}

func (s *sStatistic) GetOnlineDevice(ctx context.Context, in *model.GetOnlineDeviceIn) (out *model.GetOnlineDeviceOut, err error) {

	storeId, err := dao.Stores.Ctx(ctx).Fields(dao.Stores.Columns().Id).Where(do.Stores{NetbarAccount: in.NetbarAccount}).Value()

	if storeId.Int() == 0 {
		return nil, ecode.Fail.Sub("门店不存在")
	}

	if err != nil {
		return nil, ecode.Fail.Sub("查询门店 id失败")
	}
	var data model.GetOnlineDeviceOut
	if err = dao.StoreClients.Ctx(ctx).Where(do.StoreClients{StoreId: storeId}).Fields("count(*) as terminal_total,count(case when status = 3 then 1 end) as online_terminal_total").Scan(&data); err != nil {
		return nil, ecode.Fail.Sub("终端数量统计失败")
	}

	if err = dao.StoreClientSessions.Ctx(ctx).Where(do.StoreClientSessions{StoreId: storeId}).Fields("count(*) as start_times").Scan(&data); err != nil {
		return nil, ecode.Fail.Sub("终端启动次数统计失败")
	}

	if err = dao.UserTasks.Ctx(ctx).Where(do.UserTasks{StoreId: storeId}).Fields("count(*) as task_times,count(case when status = 2 then 1 end) as task_completed_total").Scan(&data); err != nil {
		return nil, ecode.Fail.Sub("任务相关统计失败")
	}

	return &data, nil
}