0g-chain/x/incentive/keeper/querier.go

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package keeper
import (
"github.com/cosmos/cosmos-sdk/codec"
sdk "github.com/cosmos/cosmos-sdk/types"
sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
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abci "github.com/tendermint/tendermint/abci/types"
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"github.com/kava-labs/kava/x/incentive/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)
case types.QueryGetClaims:
return queryGetClaims(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
}
func queryGetClaims(ctx sdk.Context, req abci.RequestQuery, k Keeper) ([]byte, error) {
var requestParams types.QueryClaimsParams
err := k.cdc.UnmarshalJSON(req.Data, &requestParams)
if err != nil {
return nil, sdkerrors.Wrap(sdkerrors.ErrJSONUnmarshal, err.Error())
}
claims, _ := k.GetClaimsByAddressAndDenom(ctx, requestParams.Owner, requestParams.Denom)
bz, err := codec.MarshalJSONIndent(k.cdc, claims)
if err != nil {
return nil, sdkerrors.Wrap(sdkerrors.ErrJSONMarshal, err.Error())
}
return bz, nil
}