/
grpc_query.go
37 lines (29 loc) · 1000 Bytes
/
grpc_query.go
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package keeper
import (
"context"
"google.golang.org/grpc/codes"
"google.golang.org/grpc/status"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/cosmos/cosmos-sdk/types/query"
"github.com/mage-war/petri/modules/guardian/types"
)
var _ types.QueryServer = Keeper{}
// Supers implements the Query/Supers gRPC method
func (k Keeper) Supers(c context.Context, req *types.QuerySupersRequest) (*types.QuerySupersResponse, error) {
if req == nil {
return nil, status.Errorf(codes.InvalidArgument, "empty request")
}
ctx := sdk.UnwrapSDKContext(c)
var supers []types.Super
store := ctx.KVStore(k.storeKey)
pageRes, err := query.Paginate(store, req.Pagination, func(key []byte, value []byte) error {
var super types.Super
k.cdc.MustUnmarshal(value, &super)
supers = append(supers, super)
return nil
})
if err != nil {
return nil, status.Errorf(codes.InvalidArgument, "paginate: %v", err)
}
return &types.QuerySupersResponse{Supers: supers, Pagination: pageRes}, nil
}