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module.go
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module.go
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package fee
import (
"context"
"encoding/json"
"fmt"
"github.com/grpc-ecosystem/grpc-gateway/runtime"
"github.com/spf13/cobra"
"cosmossdk.io/core/appmodule"
"github.com/cosmos/cosmos-sdk/client"
"github.com/cosmos/cosmos-sdk/codec"
codectypes "github.com/cosmos/cosmos-sdk/codec/types"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/cosmos/cosmos-sdk/types/module"
simtypes "github.com/cosmos/cosmos-sdk/types/simulation"
"github.com/cosmos/ibc-go/v8/modules/apps/29-fee/client/cli"
"github.com/cosmos/ibc-go/v8/modules/apps/29-fee/keeper"
"github.com/cosmos/ibc-go/v8/modules/apps/29-fee/types"
)
var (
_ module.AppModule = (*AppModule)(nil)
_ module.AppModuleBasic = (*AppModuleBasic)(nil)
_ module.AppModuleSimulation = (*AppModule)(nil)
_ module.HasGenesis = (*AppModule)(nil)
_ module.HasName = (*AppModule)(nil)
_ module.HasConsensusVersion = (*AppModule)(nil)
_ module.HasServices = (*AppModule)(nil)
_ appmodule.AppModule = (*AppModule)(nil)
)
// AppModuleBasic is the 29-fee AppModuleBasic
type AppModuleBasic struct{}
// Name implements AppModuleBasic interface
func (AppModuleBasic) Name() string {
return types.ModuleName
}
// IsOnePerModuleType implements the depinject.OnePerModuleType interface.
func (AppModule) IsOnePerModuleType() {}
// IsAppModule implements the appmodule.AppModule interface.
func (AppModule) IsAppModule() {}
// RegisterLegacyAminoCodec implements AppModuleBasic interface
func (AppModuleBasic) RegisterLegacyAminoCodec(cdc *codec.LegacyAmino) {
types.RegisterLegacyAminoCodec(cdc)
}
// RegisterInterfaces registers module concrete types into protobuf Any.
func (AppModuleBasic) RegisterInterfaces(registry codectypes.InterfaceRegistry) {
types.RegisterInterfaces(registry)
}
// DefaultGenesis returns default genesis state as raw bytes for the ibc
// 29-fee module.
func (AppModuleBasic) DefaultGenesis(cdc codec.JSONCodec) json.RawMessage {
return cdc.MustMarshalJSON(types.DefaultGenesisState())
}
// ValidateGenesis performs genesis state validation for the 29-fee module.
func (AppModuleBasic) ValidateGenesis(cdc codec.JSONCodec, config client.TxEncodingConfig, bz json.RawMessage) error {
var gs types.GenesisState
if err := cdc.UnmarshalJSON(bz, &gs); err != nil {
return fmt.Errorf("failed to unmarshal %s genesis state: %w", types.ModuleName, err)
}
return gs.Validate()
}
// RegisterGRPCGatewayRoutes registers the gRPC Gateway routes for ics29 fee module.
func (AppModuleBasic) RegisterGRPCGatewayRoutes(clientCtx client.Context, mux *runtime.ServeMux) {
err := types.RegisterQueryHandlerClient(context.Background(), mux, types.NewQueryClient(clientCtx))
if err != nil {
panic(err)
}
}
// GetTxCmd implements AppModuleBasic interface
func (AppModuleBasic) GetTxCmd() *cobra.Command {
return cli.NewTxCmd()
}
// GetQueryCmd implements AppModuleBasic interface
func (AppModuleBasic) GetQueryCmd() *cobra.Command {
return cli.GetQueryCmd()
}
// AppModule represents the AppModule for this module
type AppModule struct {
AppModuleBasic
keeper keeper.Keeper
}
// NewAppModule creates a new 29-fee module
func NewAppModule(k keeper.Keeper) AppModule {
return AppModule{
keeper: k,
}
}
// RegisterServices registers module services.
func (am AppModule) RegisterServices(cfg module.Configurator) {
types.RegisterMsgServer(cfg.MsgServer(), am.keeper)
types.RegisterQueryServer(cfg.QueryServer(), am.keeper)
m := keeper.NewMigrator(am.keeper)
if err := cfg.RegisterMigration(types.ModuleName, 1, m.Migrate1to2); err != nil {
panic(fmt.Errorf("failed to migrate ibc-fee module from version 1 to 2 (refund leftover fees): %v", err))
}
}
// InitGenesis performs genesis initialization for the ibc-29-fee module. It returns
// no validator updates.
func (am AppModule) InitGenesis(ctx sdk.Context, cdc codec.JSONCodec, data json.RawMessage) {
var genesisState types.GenesisState
cdc.MustUnmarshalJSON(data, &genesisState)
am.keeper.InitGenesis(ctx, genesisState)
}
// ExportGenesis returns the exported genesis state as raw bytes for the ibc-29-fee
// module.
func (am AppModule) ExportGenesis(ctx sdk.Context, cdc codec.JSONCodec) json.RawMessage {
gs := am.keeper.ExportGenesis(ctx)
return cdc.MustMarshalJSON(gs)
}
// ConsensusVersion implements AppModule/ConsensusVersion.
func (AppModule) ConsensusVersion() uint64 { return 2 }
// AppModuleSimulation functions
// GenerateGenesisState creates a randomized GenState of the 29-fee module.
func (AppModule) GenerateGenesisState(_ *module.SimulationState) {
}
// RegisterStoreDecoder registers a decoder for 29-fee module's types
func (AppModule) RegisterStoreDecoder(_ simtypes.StoreDecoderRegistry) {
}
// WeightedOperations returns the all the 29-fee module operations with their respective weights.
func (AppModule) WeightedOperations(_ module.SimulationState) []simtypes.WeightedOperation {
return nil
}