/
query_server.go
86 lines (68 loc) · 2.53 KB
/
query_server.go
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package keeper
import (
"context"
"google.golang.org/grpc/codes"
"google.golang.org/grpc/status"
"github.com/cosmos/cosmos-sdk/store/prefix"
sdk "github.com/cosmos/cosmos-sdk/types"
sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
"github.com/cosmos/cosmos-sdk/types/query"
"github.com/provenance-io/provenance/internal/antewrapper"
"github.com/provenance-io/provenance/x/msgfees/types"
)
var _ types.QueryServer = Keeper{}
func (k Keeper) Params(ctx context.Context, _ *types.QueryParamsRequest) (*types.QueryParamsResponse, error) {
c := sdk.UnwrapSDKContext(ctx)
var params types.Params
k.paramSpace.GetParamSet(c, ¶ms)
return &types.QueryParamsResponse{Params: params}, nil
}
func (k Keeper) QueryAllMsgFees(c context.Context, req *types.QueryAllMsgFeesRequest) (*types.QueryAllMsgFeesResponse, error) {
if req == nil {
return nil, status.Error(codes.InvalidArgument, "invalid request")
}
ctx := sdk.UnwrapSDKContext(c)
var msgFees []*types.MsgFee
store := ctx.KVStore(k.storeKey)
msgFeeStore := prefix.NewStore(store, types.MsgFeeKeyPrefix)
pageRes, err := query.Paginate(msgFeeStore, req.Pagination, func(key []byte, value []byte) error {
var msgFee types.MsgFee
if err := k.cdc.Unmarshal(value, &msgFee); err != nil {
return err
}
msgFees = append(msgFees, &msgFee)
return nil
})
if err != nil {
return nil, status.Error(codes.Internal, err.Error())
}
return &types.QueryAllMsgFeesResponse{MsgFees: msgFees, Pagination: pageRes}, nil
}
func (k Keeper) CalculateTxFees(goCtx context.Context, request *types.CalculateTxFeesRequest) (*types.CalculateTxFeesResponse, error) {
ctx := sdk.UnwrapSDKContext(goCtx)
gasInfo, _, txCtx, err := k.simulateFunc(request.TxBytes)
if err != nil {
return nil, sdkerrors.ErrInvalidRequest.Wrap(err.Error())
}
gasMeter, err := antewrapper.GetFeeGasMeter(txCtx)
if err != nil {
return nil, err
}
// based on Carlton H's comment this is only for testing, has no real value in practical usage.
baseDenom := k.defaultFeeDenom
if request.DefaultBaseDenom != "" {
baseDenom = request.DefaultBaseDenom
}
minGasPrice := k.GetFloorGasPrice(ctx)
gasAdjustment := request.GasAdjustment
if gasAdjustment <= 0 {
gasAdjustment = 1.0
}
gasUsed := sdk.NewInt(int64(float64(gasInfo.GasUsed) * float64(gasAdjustment)))
totalFees := gasMeter.FeeConsumed().Add(sdk.NewCoin(baseDenom, minGasPrice.Amount.Mul(gasUsed)))
return &types.CalculateTxFeesResponse{
AdditionalFees: gasMeter.FeeConsumed(),
TotalFees: totalFees,
EstimatedGas: gasUsed.Uint64(),
}, nil
}