/
query_attestations_by_attestor.go
70 lines (58 loc) · 1.98 KB
/
query_attestations_by_attestor.go
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package server
import (
"context"
"github.com/cosmos/cosmos-sdk/orm/model/ormlist"
sdk "github.com/cosmos/cosmos-sdk/types"
api "github.com/regen-network/regen-ledger/api/v2/regen/data/v1"
"github.com/regen-network/regen-ledger/types/v2"
regenerrors "github.com/regen-network/regen-ledger/types/v2/errors"
"github.com/regen-network/regen-ledger/types/v2/ormutil"
"github.com/regen-network/regen-ledger/x/data/v3"
)
// AttestationsByAttestor queries data attestations by an attestor.
func (s serverImpl) AttestationsByAttestor(ctx context.Context, request *data.QueryAttestationsByAttestorRequest) (*data.QueryAttestationsByAttestorResponse, error) {
if len(request.Attestor) == 0 {
return nil, regenerrors.ErrInvalidArgument.Wrap("attestor cannot be empty")
}
addr, err := sdk.AccAddressFromBech32(request.Attestor)
if err != nil {
return nil, regenerrors.ErrInvalidArgument.Wrapf("attestor: %s", err.Error())
}
pg, err := ormutil.GogoPageReqToPulsarPageReq(request.Pagination)
if err != nil {
return nil, regenerrors.ErrInvalidArgument.Wrap(err.Error())
}
it, err := s.stateStore.DataAttestorTable().List(
ctx,
api.DataAttestorAttestorIndexKey{}.WithAttestor(addr),
ormlist.Paginate(pg),
)
if err != nil {
return nil, err
}
defer it.Close()
var attestations []*data.AttestationInfo
for it.Next() {
dataAttestor, err := it.Value()
if err != nil {
return nil, err
}
dataID, err := s.stateStore.DataIDTable().Get(ctx, dataAttestor.Id)
if err != nil {
return nil, regenerrors.ErrNotFound.Wrap(err.Error())
}
attestations = append(attestations, &data.AttestationInfo{
Iri: dataID.Iri,
Attestor: request.Attestor,
Timestamp: types.ProtobufToGogoTimestamp(dataAttestor.Timestamp),
})
}
pageRes, err := ormutil.PulsarPageResToGogoPageRes(it.PageResponse())
if err != nil {
return nil, regenerrors.ErrInternal.Wrap(err.Error())
}
return &data.QueryAttestationsByAttestorResponse{
Attestations: attestations,
Pagination: pageRes,
}, nil
}