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api/dailytribestats/repository/pg_repository.go
Kichiyaki 01fdd80f7f [WIP] - refactor limit, sort, offset
- rename middleware.MayExceedLimit to CanExceedLimit
- update the DailyTribeStats/DailyPlayerStats repository and usecase
- rename utils.SanitizeSort to utils.SanitizeSortExpression
- add two new utils - SanitizeSortExpressions and FindStringWithPrefix
2020-11-21 09:13:25 +01:00

63 lines
1.3 KiB
Go

package repository
import (
"context"
"fmt"
"strings"
"github.com/go-pg/pg/v10"
"github.com/pkg/errors"
"github.com/tribalwarshelp/api/dailytribestats"
"github.com/tribalwarshelp/api/utils"
"github.com/tribalwarshelp/shared/models"
)
type pgRepository struct {
*pg.DB
}
func NewPGRepository(db *pg.DB) dailytribestats.Repository {
return &pgRepository{db}
}
func (repo *pgRepository) Fetch(ctx context.Context, cfg dailytribestats.FetchConfig) ([]*models.DailyTribeStats, int, error) {
var err error
data := []*models.DailyTribeStats{}
total := 0
query := repo.
WithParam("SERVER", pg.Safe(cfg.Server)).
Model(&data).
Context(ctx).
Order(cfg.Sort...).
Limit(cfg.Limit).
Offset(cfg.Offset)
tribeRequired := utils.FindStringWithPrefix(cfg.Sort, "tribe") != ""
if cfg.Filter != nil {
query = query.
WhereStruct(cfg.Filter)
if cfg.Filter.TribeFilter != nil {
query = query.WhereStruct(cfg.Filter.TribeFilter)
tribeRequired = true
}
}
if tribeRequired {
query = query.Relation("Tribe._")
}
if cfg.Count {
total, err = query.SelectAndCount()
} else {
err = query.Select()
}
if err != nil && err != pg.ErrNoRows {
if strings.Contains(err.Error(), `relation "`+cfg.Server) {
return nil, 0, fmt.Errorf("Server not found")
}
return nil, 0, errors.Wrap(err, "Internal server error")
}
return data, total, nil
}