-
Notifications
You must be signed in to change notification settings - Fork 1
/
get_dd_by_slug_name.go
45 lines (33 loc) · 1.19 KB
/
get_dd_by_slug_name.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
package queries
import (
"context"
"fmt"
"github.com/DIMO-Network/device-definitions-api/internal/core/mediator"
"github.com/DIMO-Network/device-definitions-api/internal/core/services"
"github.com/DIMO-Network/device-definitions-api/internal/infrastructure/exceptions"
)
type GetDeviceDefinitionBySlugNameQuery struct {
Slug string `json:"slug"`
}
func (*GetDeviceDefinitionBySlugNameQuery) Key() string { return "GetDeviceDefinitionBySlugNameQuery" }
type GetDeviceDefinitionBySlugNameQueryHandler struct {
DDCache services.DeviceDefinitionCacheService
}
func NewGetDeviceDefinitionBySlugNameQueryHandler(cache services.DeviceDefinitionCacheService) GetDeviceDefinitionBySlugNameQueryHandler {
return GetDeviceDefinitionBySlugNameQueryHandler{
DDCache: cache,
}
}
func (ch GetDeviceDefinitionBySlugNameQueryHandler) Handle(ctx context.Context, query mediator.Message) (interface{}, error) {
qry := query.(*GetDeviceDefinitionBySlugNameQuery)
dd, err := ch.DDCache.GetDeviceDefinitionBySlugName(ctx, qry.Slug)
if err != nil {
return nil, err
}
if dd == nil {
return nil, &exceptions.NotFoundError{
Err: fmt.Errorf("could not find device slug: %s", qry.Slug),
}
}
return dd, nil
}