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delete.go
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delete.go
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package store
import (
"context"
"encoding/json"
"fmt"
"net/http"
"time"
"github.com/tidwall/sjson"
"github.com/verifa/horizon/pkg/hz"
)
type DeleteRequest struct {
Key hz.ObjectKeyer
}
func (s *Store) Delete(ctx context.Context, req DeleteRequest) error {
data, err := s.get(ctx, req.Key)
if err != nil {
return err
}
var obj hz.MetaOnlyObject
if err := json.Unmarshal(data, &obj); err != nil {
return &hz.Error{
Status: http.StatusInternalServerError,
Message: fmt.Sprintf("unmarshalling object: %s", err.Error()),
}
}
if obj.ObjectMeta.Revision == nil {
return &hz.Error{
Status: http.StatusInternalServerError,
Message: "object revision is nil",
}
}
revision := *obj.ObjectMeta.Revision
deleteAt := hz.Time{Time: time.Now()}
data, err = sjson.SetBytes(data, "metadata.deletionTimestamp", deleteAt)
if err != nil {
return &hz.Error{
Status: http.StatusInternalServerError,
Message: fmt.Sprintf("setting deletion timestamp: %s", err.Error()),
}
}
if err := s.Update(ctx, UpdateRequest{
Data: data,
Key: req.Key,
Revision: revision,
}); err != nil {
return err
}
return nil
}