electricity_bill_calc_service/service/statistics.go

75 lines
2.0 KiB
Go

package service
import (
"electricity_bill_calc/global"
"electricity_bill_calc/logger"
"electricity_bill_calc/model"
"github.com/doug-martin/goqu/v9"
"github.com/georgysavva/scany/v2/pgxscan"
"go.uber.org/zap"
)
type _StatisticsService struct {
l *zap.Logger
ss goqu.DialectWrapper
}
var StatisticsService = _StatisticsService{
logger.Named("Service", "Stat"),
goqu.Dialect("postgres"),
}
//用于统计企业用户数量
func (ss _StatisticsService) EnabledEnterprises() (int64, error) {
ss.l.Info("开始统计企业数量。")
ctx, cancel := global.TimeoutContext()
defer cancel()
UserCountQuery, UserCountQueryArgs, _ := ss.ss.
From(goqu.T("user")).
Where(goqu.I("type").Eq(model.USER_TYPE_ENT)).
Where(goqu.I("enabled").Eq(true)).
Select(goqu.COUNT("*")).ToSQL()
var c int64
err := pgxscan.Get(ctx, global.DB, &c, UserCountQuery, UserCountQueryArgs...)
if err != nil {
ss.l.Error("统计企业数量出错", zap.Error(err))
return 0, err
}
return c, nil
}
//用于统计园区数量
func (ss _StatisticsService) EnabledParks(userIds ...string) (int64, error) {
ss.l.Info("开始统计园区数量", zap.Strings("userId", userIds))
ctx, cancel := global.TimeoutContext()
defer cancel()
ParkCountQuery := ss.ss.
From(goqu.T("park")).
Where(goqu.I("enabled").Eq(true))
if len(userIds) > 0 {
ParkCountQuery = ParkCountQuery.Where(goqu.I("user_id").In(userIds))
}
ParkCountQuerySql, ParkCountQueryArgs, _ := ParkCountQuery.Select(goqu.COUNT("*")).ToSQL()
var c int64
err := pgxscan.Get(ctx, global.DB, &c, ParkCountQuerySql, ParkCountQueryArgs...)
if err != nil {
ss.l.Error("园区数量统计错误", zap.Error(err))
return 0, err
}
return c, nil
}
//用户统计报表
func (ss _StatisticsService) ParkNewestState(userIds ...string) ([]model.ParkPeriodStatistics, error) {
//TODO: 2023.07.26 报表数据库结构改变,此处逻辑复杂放在最后处理
//return nil,errors.New("还未处理逻辑")
return []model.ParkPeriodStatistics{}, nil
}