electricity_bill_calc_service/service/statistics.go

63 lines
1.6 KiB
Go

package service
import (
"electricity_bill_calc/global"
"electricity_bill_calc/model"
"github.com/samber/lo"
"xorm.io/builder"
)
type _StatisticsService struct{}
var StatisticsService _StatisticsService
func (_StatisticsService) EnabledEnterprises() (int64, error) {
return global.DBConn.
Table(new(model.User)).
Where(builder.Eq{"type": 0, "enabled": true}).
Count()
}
func (_StatisticsService) EnabledParks(userIds ...string) (int64, error) {
cond := builder.NewCond().And(builder.Eq{"enabled": true})
if len(userIds) > 0 {
cond = cond.And(builder.Eq{"user_id": userIds})
}
return global.DBConn.
Table(new(model.Park)).
Where(cond).
Count()
}
func (_StatisticsService) ParksNewestState(userIds ...string) ([]model.ParkPeriodStatistics, error) {
cond := builder.NewCond().And(builder.Eq{"p.enabled": true, "r.published": true})
if len(userIds) > 0 {
cond = cond.And(builder.Eq{"p.user_id": userIds})
}
parks := make([]model.ParkPeriodStatistics, 0)
groupedParks := make(map[string]model.ParkPeriodStatistics, 0)
err := global.DBConn.
Table("park").Alias("p").
Join("LEFT", []string{"report", "r"}, "r.park_id=p.id").
Where(cond).
Cols("p.id", "p.name", "r.period").
Find(&parks)
if err != nil {
return make([]model.ParkPeriodStatistics, 0), err
}
for _, p := range parks {
if c, ok := groupedParks[p.Id]; ok {
if c.Period != nil && p.Period != nil && p.Period.After(*c.Period) {
groupedParks[p.Id] = p
}
if c.Period == nil && p.Period != nil {
groupedParks[p.Id] = p
}
} else {
groupedParks[p.Id] = p
}
}
return lo.Values(groupedParks), nil
}