0g-chain/x/issuance/keeper/querier.go
Kevin Davis e14466547d
Issuance module (#599)
* wip: issuance module

* add keeper and module methods

* add begin blocker

* add client

* update events

* add simulations

* ignore v0.8 migration tests for now

* ignore migration tests in ci

* add test suite

* update spec to match implementation details

* add unblock method

* address review comments

* fix typos
2020-08-17 13:09:02 -04:00

37 lines
1007 B
Go

package keeper
import (
"github.com/cosmos/cosmos-sdk/codec"
sdk "github.com/cosmos/cosmos-sdk/types"
sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
abci "github.com/tendermint/tendermint/abci/types"
"github.com/kava-labs/kava/x/issuance/types"
)
// NewQuerier is the module level router for state queries
func NewQuerier(k Keeper) sdk.Querier {
return func(ctx sdk.Context, path []string, req abci.RequestQuery) (res []byte, err error) {
switch path[0] {
case types.QueryGetParams:
return queryGetParams(ctx, req, k)
default:
return nil, sdkerrors.Wrapf(sdkerrors.ErrUnknownRequest, "unknown %s query endpoint", types.ModuleName)
}
}
}
// query params in the store
func queryGetParams(ctx sdk.Context, req abci.RequestQuery, k Keeper) ([]byte, error) {
// Get params
params := k.GetParams(ctx)
// Encode results
bz, err := codec.MarshalJSONIndent(k.cdc, params)
if err != nil {
return nil, sdkerrors.Wrap(sdkerrors.ErrJSONMarshal, err.Error())
}
return bz, nil
}