cosmos-sdk/x/upgrade/keeper/querier.go
Anil Kumar Kammari 3bafd8255a
Remove hybrid codec usage (#6843)
* remove hybrid codec for slashing, staking and upgrade

* Remove hybridcodec from params and mint

* revert staking

* Fix gov

* Fix ibc and evidence

* Fix ibc-transfer

* Fix staking

* remove evidence json marshaling

* Fix tests

Co-authored-by: Aaron Craelius <aaron@regen.network>
Co-authored-by: Aaron Craelius <aaronc@users.noreply.github.com>
Co-authored-by: Federico Kunze <31522760+fedekunze@users.noreply.github.com>
2020-07-25 08:03:58 +00:00

65 lines
1.6 KiB
Go

package keeper
import (
"encoding/binary"
"github.com/cosmos/cosmos-sdk/codec"
"github.com/cosmos/cosmos-sdk/x/upgrade/types"
abci "github.com/tendermint/tendermint/abci/types"
sdk "github.com/cosmos/cosmos-sdk/types"
sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
)
// NewQuerier creates a querier for upgrade cli and REST endpoints
func NewQuerier(k Keeper, legacyQuerierCdc codec.JSONMarshaler) sdk.Querier {
return func(ctx sdk.Context, path []string, req abci.RequestQuery) ([]byte, error) {
switch path[0] {
case types.QueryCurrent:
return queryCurrent(ctx, req, k, legacyQuerierCdc)
case types.QueryApplied:
return queryApplied(ctx, req, k, legacyQuerierCdc)
default:
return nil, sdkerrors.Wrapf(sdkerrors.ErrUnknownRequest, "unknown %s query endpoint: %s", types.ModuleName, path[0])
}
}
}
func queryCurrent(ctx sdk.Context, _ abci.RequestQuery, k Keeper, legacyQuerierCdc codec.JSONMarshaler) ([]byte, error) {
plan, has := k.GetUpgradePlan(ctx)
if !has {
return nil, nil
}
res, err := legacyQuerierCdc.MarshalJSON(&plan)
if err != nil {
return nil, sdkerrors.Wrap(sdkerrors.ErrJSONMarshal, err.Error())
}
return res, nil
}
func queryApplied(ctx sdk.Context, req abci.RequestQuery, k Keeper, legacyQuerierCdc codec.JSONMarshaler) ([]byte, error) {
var params types.QueryAppliedPlanRequest
err := legacyQuerierCdc.UnmarshalJSON(req.Data, &params)
if err != nil {
return nil, sdkerrors.Wrap(sdkerrors.ErrJSONUnmarshal, err.Error())
}
applied := k.GetDoneHeight(ctx, params.Name)
if applied == 0 {
return nil, nil
}
bz := make([]byte, 8)
binary.BigEndian.PutUint64(bz, uint64(applied))
return bz, nil
}