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get_ds_by_filter.go
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/
get_ds_by_filter.go
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//nolint:tagliatelle
package queries
import (
"context"
"database/sql"
"fmt"
"github.com/DIMO-Network/device-definitions-api/internal/core/mediator"
coremodels "github.com/DIMO-Network/device-definitions-api/internal/core/models"
"github.com/DIMO-Network/device-definitions-api/internal/infrastructure/db/models"
"github.com/DIMO-Network/device-definitions-api/internal/infrastructure/exceptions"
"github.com/DIMO-Network/shared/db"
"github.com/pkg/errors"
)
type GetDeviceStyleByFilterQuery struct {
DeviceDefinitionID string `json:"device_definition_id"`
Name string `json:"name"`
SubModel string `json:"sub_model"`
}
func (*GetDeviceStyleByFilterQuery) Key() string {
return "GetDeviceStyleByFilterQuery"
}
type GetDeviceStyleByFilterQueryHandler struct {
DBS func() *db.ReaderWriter
}
func NewGetDeviceStyleByFilterQueryHandler(dbs func() *db.ReaderWriter) GetDeviceStyleByFilterQueryHandler {
return GetDeviceStyleByFilterQueryHandler{DBS: dbs}
}
func (ch GetDeviceStyleByFilterQueryHandler) Handle(ctx context.Context, query mediator.Message) (interface{}, error) {
qry := query.(*GetDeviceStyleByFilterQuery)
style, err := models.DeviceStyles(
models.DeviceStyleWhere.DeviceDefinitionID.EQ(qry.DeviceDefinitionID),
models.DeviceStyleWhere.Name.EQ(qry.Name),
models.DeviceStyleWhere.SubModel.EQ(qry.SubModel),
).One(ctx, ch.DBS().Reader)
if err != nil {
if !errors.Is(err, sql.ErrNoRows) {
return nil, &exceptions.InternalError{
Err: fmt.Errorf("failed to get device styles"),
}
}
}
response := []coremodels.GetDeviceStyleQueryResult{}
if style == nil {
return response, nil
}
deviceStyle := coremodels.GetDeviceStyleQueryResult{
ID: style.ID,
DeviceDefinitionID: style.DeviceDefinitionID,
Name: style.Name,
ExternalStyleID: style.ExternalStyleID,
Source: style.Source,
SubModel: style.SubModel,
HardwareTemplateID: style.HardwareTemplateID.String,
}
if style.HardwareTemplateID.Valid {
deviceStyle.HardwareTemplateID = style.HardwareTemplateID.String
}
response = append(response, deviceStyle)
return response, nil
}