syntax = "proto3";
package kava.evmutil.v1beta1;

import "cosmos/base/v1beta1/coin.proto";
import "cosmos_proto/cosmos.proto";
import "gogoproto/gogo.proto";

option go_package = "github.com/0glabs/0g-chain/x/evmutil/types";
option (gogoproto.equal_all) = true;
option (gogoproto.verbose_equal_all) = true;

// Msg defines the evmutil Msg service.
service Msg {
  // ConvertCoinToERC20 defines a method for converting sdk.Coin to Kava ERC20.
  rpc ConvertCoinToERC20(MsgConvertCoinToERC20) returns (MsgConvertCoinToERC20Response);

  // ConvertERC20ToCoin defines a method for converting Kava ERC20 to sdk.Coin.
  rpc ConvertERC20ToCoin(MsgConvertERC20ToCoin) returns (MsgConvertERC20ToCoinResponse);

  // ConvertCosmosCoinToERC20 defines a method for converting a cosmos sdk.Coin to an ERC20.
  rpc ConvertCosmosCoinToERC20(MsgConvertCosmosCoinToERC20) returns (MsgConvertCosmosCoinToERC20Response);

  // ConvertCosmosCoinFromERC20 defines a method for converting a cosmos sdk.Coin to an ERC20.
  rpc ConvertCosmosCoinFromERC20(MsgConvertCosmosCoinFromERC20) returns (MsgConvertCosmosCoinFromERC20Response);
}

// MsgConvertCoinToERC20 defines a conversion from sdk.Coin to Kava ERC20 for EVM-native assets.
message MsgConvertCoinToERC20 {
  // Kava bech32 address initiating the conversion.
  string initiator = 1 [(cosmos_proto.scalar) = "cosmos.AddressString"];
  // EVM 0x hex address that will receive the converted Kava ERC20 tokens.
  string receiver = 2;
  // Amount is the sdk.Coin amount to convert.
  cosmos.base.v1beta1.Coin amount = 3;
}

// MsgConvertCoinToERC20Response defines the response value from Msg/ConvertCoinToERC20.
message MsgConvertCoinToERC20Response {}

// MsgConvertERC20ToCoin defines a conversion from Kava ERC20 to sdk.Coin for EVM-native assets.
message MsgConvertERC20ToCoin {
  // EVM 0x hex address initiating the conversion.
  string initiator = 1;
  // Kava bech32 address that will receive the converted sdk.Coin.
  string receiver = 2 [(cosmos_proto.scalar) = "cosmos.AddressString"];
  // EVM 0x hex address of the ERC20 contract.
  string kava_erc20_address = 3 [(gogoproto.customname) = "KavaERC20Address"];
  // ERC20 token amount to convert.
  string amount = 4 [
    (cosmos_proto.scalar) = "cosmos.Int",
    (gogoproto.customtype) = "github.com/cosmos/cosmos-sdk/types.Int",
    (gogoproto.nullable) = false
  ];
}

// MsgConvertERC20ToCoinResponse defines the response value from
// Msg/MsgConvertERC20ToCoin.
message MsgConvertERC20ToCoinResponse {}

// MsgConvertCosmosCoinToERC20 defines a conversion from cosmos sdk.Coin to ERC20 for cosmos-native assets.
message MsgConvertCosmosCoinToERC20 {
  // Kava bech32 address initiating the conversion.
  string initiator = 1;
  // EVM hex address that will receive the ERC20 tokens.
  string receiver = 2;
  // Amount is the sdk.Coin amount to convert.
  cosmos.base.v1beta1.Coin amount = 3;
}

// MsgConvertCosmosCoinToERC20Response defines the response value from Msg/MsgConvertCosmosCoinToERC20.
message MsgConvertCosmosCoinToERC20Response {}

// MsgConvertCosmosCoinFromERC20 defines a conversion from ERC20 to cosmos coins for cosmos-native assets.
message MsgConvertCosmosCoinFromERC20 {
  // EVM hex address initiating the conversion.
  string initiator = 1;
  // Kava bech32 address that will receive the cosmos coins.
  string receiver = 2;
  // Amount is the amount to convert, expressed as a Cosmos coin.
  cosmos.base.v1beta1.Coin amount = 3;
}

// MsgConvertCosmosCoinFromERC20Response defines the response value from Msg/MsgConvertCosmosCoinFromERC20.
message MsgConvertCosmosCoinFromERC20Response {}