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api/dailytribestats/usecase/dailytribestats_usecase.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

45 lines
1.1 KiB
Go

package usecase
import (
"context"
"github.com/tribalwarshelp/api/dailytribestats"
"github.com/tribalwarshelp/api/middleware"
"github.com/tribalwarshelp/api/utils"
"github.com/tribalwarshelp/shared/models"
)
type usecase struct {
repo dailytribestats.Repository
}
func New(repo dailytribestats.Repository) dailytribestats.Usecase {
return &usecase{repo}
}
func (ucase *usecase) Fetch(ctx context.Context, cfg dailytribestats.FetchConfig) ([]*models.DailyTribeStats, int, error) {
if cfg.Filter == nil {
cfg.Filter = &models.DailyTribeStatsFilter{}
}
if cfg.Filter.Limit > 0 {
cfg.Limit = cfg.Filter.Limit
}
if cfg.Filter.Offset > 0 {
cfg.Offset = cfg.Filter.Offset
}
if cfg.Filter.Sort != "" {
cfg.Sort = append(cfg.Sort, cfg.Filter.Sort)
}
if cfg.Filter.TribeFilter != nil {
if cfg.Filter.TribeFilter.Sort != "" {
cfg.Sort = append(cfg.Sort, "tribe."+cfg.Filter.TribeFilter.Sort)
}
}
if !middleware.CanExceedLimit(ctx) && (cfg.Limit > dailytribestats.PaginationLimit || cfg.Limit <= 0) {
cfg.Limit = dailytribestats.PaginationLimit
}
cfg.Sort = utils.SanitizeSortExpressions(cfg.Sort)
return ucase.repo.Fetch(ctx, cfg)
}