/
grpc_query.go
174 lines (139 loc) · 5.59 KB
/
grpc_query.go
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package keeper
import (
"context"
errorsmod "cosmossdk.io/errors"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/cosmos/cosmos-sdk/x/bank/types"
"github.com/ethereum/go-ethereum/common"
"github.com/haqq-network/haqq/contracts"
erc20types "github.com/haqq-network/haqq/x/erc20/types"
)
var _ types.QueryServer = BaseKeeper{}
// Balance implements the Query/Balance gRPC method
func (k WrappedBaseKeeper) Balance(ctx context.Context, req *types.QueryBalanceRequest) (*types.QueryBalanceResponse, error) {
res, err := k.Keeper.Balance(ctx, req)
if err != nil {
return nil, err
}
sdkCtx := sdk.UnwrapSDKContext(ctx)
if !k.ek.IsERC20Enabled(sdkCtx) {
return res, nil
}
tokenPairID := k.ek.GetTokenPairID(sdkCtx, req.Denom)
if len(tokenPairID) == 0 {
return res, nil
}
tokenPair, found := k.ek.GetTokenPair(sdkCtx, tokenPairID)
if !found || !tokenPair.Enabled {
return res, nil
}
// AccAddressFromBech32 error check already handled above in original method
address, _ := sdk.AccAddressFromBech32(req.Address)
evmAddr := common.BytesToAddress(address.Bytes())
erc20 := contracts.ERC20MinterBurnerDecimalsContract.ABI
contract := tokenPair.GetERC20Contract()
balanceToken := k.ek.BalanceOf(sdkCtx, erc20, contract, evmAddr)
if balanceToken == nil {
return nil, errorsmod.Wrap(erc20types.ErrEVMCall, "failed to retrieve balance")
}
balanceTokenCoin := sdk.NewCoin(tokenPair.Denom, sdk.NewIntFromBigInt(balanceToken))
coin := res.Balance.Add(balanceTokenCoin)
res.Balance = &coin
return res, nil
}
// AllBalances implements the Query/AllBalances gRPC method
func (k WrappedBaseKeeper) AllBalances(ctx context.Context, req *types.QueryAllBalancesRequest) (*types.QueryAllBalancesResponse, error) {
res, err := k.Keeper.AllBalances(ctx, req)
if err != nil {
return nil, err
}
sdkCtx := sdk.UnwrapSDKContext(ctx)
if !k.ek.IsERC20Enabled(sdkCtx) {
return res, nil
}
// AccAddressFromBech32 error check already handled above in original method
address, _ := sdk.AccAddressFromBech32(req.Address)
evmAddr := common.BytesToAddress(address.Bytes())
erc20 := contracts.ERC20MinterBurnerDecimalsContract.ABI
k.ek.IterateTokenPairs(sdkCtx, func(tokenPair erc20types.TokenPair) (stop bool) {
if tokenPair.Enabled {
contract := tokenPair.GetERC20Contract()
balanceToken := k.ek.BalanceOf(sdkCtx, erc20, contract, evmAddr)
if balanceToken == nil {
// TODO Log error
return false
}
balanceTokenCoin := sdk.NewCoin(tokenPair.Denom, sdk.NewIntFromBigInt(balanceToken))
res.Balances = res.Balances.Add(balanceTokenCoin)
}
return false
})
return res, nil
}
// SpendableBalances implements a gRPC query handler for retrieving an account's
// spendable balances.
func (k WrappedBaseKeeper) SpendableBalances(ctx context.Context, req *types.QuerySpendableBalancesRequest) (*types.QuerySpendableBalancesResponse, error) {
res, err := k.Keeper.SpendableBalances(ctx, req)
if err != nil {
return nil, err
}
sdkCtx := sdk.UnwrapSDKContext(ctx)
if !k.ek.IsERC20Enabled(sdkCtx) {
return res, nil
}
// AccAddressFromBech32 error check already handled above in original method
address, _ := sdk.AccAddressFromBech32(req.Address)
tokenPairs := k.ek.GetTokenPairs(sdkCtx)
evmAddr := common.BytesToAddress(address.Bytes())
erc20 := contracts.ERC20MinterBurnerDecimalsContract.ABI
for _, tokenPair := range tokenPairs {
if !tokenPair.Enabled {
continue
}
contract := tokenPair.GetERC20Contract()
balanceToken := k.ek.BalanceOf(sdkCtx, erc20, contract, evmAddr)
if balanceToken == nil {
return nil, errorsmod.Wrap(erc20types.ErrEVMCall, "failed to retrieve balance")
}
balanceTokenCoin := sdk.NewCoin(tokenPair.Denom, sdk.NewIntFromBigInt(balanceToken))
res.Balances = res.Balances.Add(balanceTokenCoin)
}
return res, nil
}
func (k WrappedBaseKeeper) SpendableBalanceByDenom(ctx context.Context, req *types.QuerySpendableBalanceByDenomRequest) (*types.QuerySpendableBalanceByDenomResponse, error) {
res, err := k.Keeper.SpendableBalanceByDenom(ctx, req)
if err != nil {
return nil, err
}
// TODO Add EVM balances
return res, nil
}
// TotalSupply implements the Query/TotalSupply gRPC method
func (k WrappedBaseKeeper) TotalSupply(ctx context.Context, req *types.QueryTotalSupplyRequest) (*types.QueryTotalSupplyResponse, error) {
return k.Keeper.TotalSupply(ctx, req)
}
// SupplyOf implements the Query/SupplyOf gRPC method
func (k WrappedBaseKeeper) SupplyOf(c context.Context, req *types.QuerySupplyOfRequest) (*types.QuerySupplyOfResponse, error) {
return k.Keeper.SupplyOf(c, req)
}
// Params implements the gRPC service handler for querying x/bank parameters.
func (k WrappedBaseKeeper) Params(ctx context.Context, req *types.QueryParamsRequest) (*types.QueryParamsResponse, error) {
return k.Keeper.Params(ctx, req)
}
// DenomsMetadata implements Query/DenomsMetadata gRPC method.
func (k WrappedBaseKeeper) DenomsMetadata(c context.Context, req *types.QueryDenomsMetadataRequest) (*types.QueryDenomsMetadataResponse, error) {
return k.Keeper.DenomsMetadata(c, req)
}
// DenomMetadata implements Query/DenomMetadata gRPC method.
func (k WrappedBaseKeeper) DenomMetadata(c context.Context, req *types.QueryDenomMetadataRequest) (*types.QueryDenomMetadataResponse, error) {
return k.Keeper.DenomMetadata(c, req)
}
func (k WrappedBaseKeeper) DenomOwners(
goCtx context.Context,
req *types.QueryDenomOwnersRequest,
) (*types.QueryDenomOwnersResponse, error) {
return k.Keeper.DenomOwners(goCtx, req)
}
func (k WrappedBaseKeeper) SendEnabled(c context.Context, req *types.QuerySendEnabledRequest) (*types.QuerySendEnabledResponse, error) {
return k.Keeper.SendEnabled(c, req)
}