encoding.go

package app

import (
	"github.com/cosmos/cosmos-sdk/client"
	"github.com/cosmos/cosmos-sdk/codec"
	"github.com/cosmos/cosmos-sdk/codec/types"
	"github.com/cosmos/cosmos-sdk/std"
	"github.com/cosmos/cosmos-sdk/x/auth/tx"
)

// This data structure (EncodingConfig) is heavily inspired by Quicksilver. https://github.com/ingenuity-build/quicksilver/blob/main/app/encoding.go
type EncodingConfig struct {
	InterfaceRegistry types.InterfaceRegistry
	Marshaler         codec.Codec
	TxConfig          client.TxConfig
	Amino             *codec.LegacyAmino
}

// MakeEncodingConfig creates an EncodingConfig for an amino based test configuration.
func MakeEncodingConfig() EncodingConfig {
	amino := codec.NewLegacyAmino()
	interfaceRegistry := types.NewInterfaceRegistry()
	marshaler := codec.NewProtoCodec(interfaceRegistry)
	txCfg := tx.NewTxConfig(marshaler, tx.DefaultSignModes)

	encodingConfig := EncodingConfig{
		InterfaceRegistry: interfaceRegistry,
		Marshaler:         marshaler,
		TxConfig:          txCfg,
		Amino:             amino,
	}

	std.RegisterLegacyAminoCodec(encodingConfig.Amino)
	std.RegisterInterfaces(encodingConfig.InterfaceRegistry)
	ModuleBasics.RegisterLegacyAminoCodec(encodingConfig.Amino)
	ModuleBasics.RegisterInterfaces(encodingConfig.InterfaceRegistry)
	return encodingConfig
}