/
querier.go
40 lines (34 loc) · 1.08 KB
/
querier.go
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package keeper
import (
abci "github.com/tendermint/tendermint/abci/types"
"github.com/cosmos/cosmos-sdk/codec"
sdk "github.com/cosmos/cosmos-sdk/types"
sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
"github.com/mage-war/coven/modules/guardian/types"
)
// NewQuerier creates a querier for guardian REST endpoints
func NewQuerier(k Keeper, legacyQuerierCdc *codec.LegacyAmino) sdk.Querier {
return func(ctx sdk.Context, path []string, _ abci.RequestQuery) ([]byte, error) {
switch path[0] {
case types.QuerySupers:
return querySupers(ctx, k, legacyQuerierCdc)
default:
return nil, sdkerrors.Wrapf(sdkerrors.ErrUnknownRequest, "unknown query path: %s", path[0])
}
}
}
func querySupers(ctx sdk.Context, k Keeper, legacyQuerierCdc *codec.LegacyAmino) ([]byte, error) {
var supers []types.Super
k.IterateSupers(
ctx,
func(super types.Super) bool {
supers = append(supers, super)
return false
},
)
bz, err := codec.MarshalJSONIndent(legacyQuerierCdc, supers)
if err != nil {
return nil, sdkerrors.Wrap(sdkerrors.ErrJSONMarshal, err.Error())
}
return bz, nil
}