140 lines
3.1 KiB
Go
140 lines
3.1 KiB
Go
package merch
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import (
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"database/sql"
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"errors"
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"github.com/google/uuid"
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"strconv"
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"time"
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)
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type service struct {
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repo repository
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}
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func newService(repo repository) *service {
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return &service{
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repo: repo,
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}
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}
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func (s *service) addMerch(payload MerchDTO, userUuid string) error {
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merchUuid := uuid.NewString()
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bundle := merchBundle{
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&Merch{
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CreatedAt: time.Time{},
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UpdatedAt: sql.NullTime{Valid: false},
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DeletedAt: sql.NullTime{Valid: false},
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MerchUuid: merchUuid,
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UserUuid: userUuid,
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Name: payload.Name,
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},
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&Surugaya{
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DeletedAt: sql.NullTime{},
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MerchUuid: merchUuid,
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Link: payload.OriginSurugaya.Link,
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},
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&Mandarake{
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DeletedAt: sql.NullTime{},
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MerchUuid: merchUuid,
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Link: payload.OriginMandarake.Link,
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},
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}
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return s.repo.addMerch(bundle)
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}
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func (s *service) getSingleMerch(userUuid, merchUuid string) (MerchDTO, error) {
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bundle, err := s.repo.getSingleMerch(userUuid, merchUuid)
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if err != nil {
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return MerchDTO{}, err
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}
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return MerchDTO{
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MerchUuid: bundle.Merch.MerchUuid,
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Name: bundle.Merch.Name,
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OriginSurugaya: SurugayaDTO{
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Link: bundle.Surugaya.Link,
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},
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OriginMandarake: MandarakeDTO{
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Link: bundle.Mandarake.Link,
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},
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}, nil
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}
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func (s *service) getAllMerch(userUuid string) ([]ListResponse, error) {
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return s.repo.getAllMerch(userUuid)
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}
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func (s *service) updateMerch(payload MerchDTO, userUuid string) error {
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if payload.MerchUuid == "" {
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return errors.New("no MerchUuid or empty payload")
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}
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return s.repo.updateMerch(payload, userUuid)
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}
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func (s *service) deleteMerch(userUuid, merchUuid string) error {
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return s.repo.deleteMerch(userUuid, merchUuid)
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}
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func (s *service) getPrices(userUuid string, days string) ([]PricesResponse, error) {
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merchList, err := s.repo.getAllUserMerch(userUuid)
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if err != nil {
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return nil, err
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}
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if len(merchList) == 0 {
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return nil, errors.New("no merch found")
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}
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var response []PricesResponse
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for _, item := range merchList {
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response = append(response, PricesResponse{
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MerchUuid: item.MerchUuid,
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Name: item.Name,
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Origins: []OriginWithPrices{},
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})
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}
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daysInt, err := strconv.Atoi(days)
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if err != nil {
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daysInt = 7
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}
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period := time.Now().UTC().Add(-(time.Duration(daysInt) * time.Hour * 24))
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pricesList, err := s.repo.getPricesWithDays(userUuid, period)
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if err != nil {
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return nil, err
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}
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pricesMap := make(map[string]map[Origin][]PriceEntry)
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for _, item := range pricesList {
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if _, ok := pricesMap[item.MerchUuid]; !ok {
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pricesMap[item.MerchUuid] = make(map[Origin][]PriceEntry)
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}
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pricesMap[item.MerchUuid][item.Origin] = append(pricesMap[item.MerchUuid][item.Origin], PriceEntry{
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CreatedAt: item.CreatedAt,
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Value: item.Price,
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})
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}
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for i := range response {
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originSurugaya := OriginWithPrices{
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Origin: surugaya,
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Prices: pricesMap[response[i].MerchUuid][surugaya],
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}
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response[i].Origins = append(response[i].Origins, originSurugaya)
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originMandarake := OriginWithPrices{
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Origin: mandarake,
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Prices: pricesMap[response[i].MerchUuid][mandarake],
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}
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response[i].Origins = append(response[i].Origins, originMandarake)
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}
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return response, nil
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}
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