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module.go
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module.go
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package feemarket
import (
"context"
"encoding/json"
"fmt"
"math/rand"
"github.com/gorilla/mux"
"github.com/grpc-ecosystem/grpc-gateway/runtime"
"github.com/spf13/cobra"
abci "github.com/tendermint/tendermint/abci/types"
"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/tharsis/ethermint/x/feemarket/client/cli"
"github.com/tharsis/ethermint/x/feemarket/keeper"
"github.com/tharsis/ethermint/x/feemarket/simulation"
"github.com/tharsis/ethermint/x/feemarket/types"
)
var (
_ module.AppModule = AppModule{}
_ module.AppModuleBasic = AppModuleBasic{}
)
// AppModuleBasic defines the basic application module used by the fee market module.
type AppModuleBasic struct{}
// Name returns the fee market module's name.
func (AppModuleBasic) Name() string {
return types.ModuleName
}
// RegisterLegacyAminoCodec performs a no-op as the fee market module doesn't support amino.
func (AppModuleBasic) RegisterLegacyAminoCodec(_ *codec.LegacyAmino) {
}
// ConsensusVersion returns the consensus state-breaking version for the module.
func (AppModuleBasic) ConsensusVersion() uint64 {
return 3
}
// DefaultGenesis returns default genesis state as raw bytes for the fee market
// module.
func (AppModuleBasic) DefaultGenesis(cdc codec.JSONCodec) json.RawMessage {
return cdc.MustMarshalJSON(types.DefaultGenesisState())
}
// ValidateGenesis is the validation check of the Genesis
func (AppModuleBasic) ValidateGenesis(cdc codec.JSONCodec, _ client.TxEncodingConfig, bz json.RawMessage) error {
var genesisState types.GenesisState
if err := cdc.UnmarshalJSON(bz, &genesisState); err != nil {
return fmt.Errorf("failed to unmarshal %s genesis state: %w", types.ModuleName, err)
}
return genesisState.Validate()
}
// RegisterRESTRoutes performs a no-op as the EVM module doesn't expose REST
// endpoints
func (AppModuleBasic) RegisterRESTRoutes(clientCtx client.Context, rtr *mux.Router) {
}
func (b AppModuleBasic) RegisterGRPCGatewayRoutes(c client.Context, serveMux *runtime.ServeMux) {
if err := types.RegisterQueryHandlerClient(context.Background(), serveMux, types.NewQueryClient(c)); err != nil {
panic(err)
}
}
// GetTxCmd returns the root tx command for the fee market module.
func (AppModuleBasic) GetTxCmd() *cobra.Command {
return nil
}
// GetQueryCmd returns no root query command for the fee market module.
func (AppModuleBasic) GetQueryCmd() *cobra.Command {
return cli.GetQueryCmd()
}
// RegisterInterfaces registers interfaces and implementations of the fee market module.
func (AppModuleBasic) RegisterInterfaces(_ codectypes.InterfaceRegistry) {}
// ____________________________________________________________________________
// AppModule implements an application module for the fee market module.
type AppModule struct {
AppModuleBasic
keeper keeper.Keeper
}
// NewAppModule creates a new AppModule object
func NewAppModule(k keeper.Keeper) AppModule {
return AppModule{
AppModuleBasic: AppModuleBasic{},
keeper: k,
}
}
// Name returns the fee market module's name.
func (AppModule) Name() string {
return types.ModuleName
}
// RegisterInvariants interface for registering invariants. Performs a no-op
// as the fee market module doesn't expose invariants.
func (am AppModule) RegisterInvariants(ir sdk.InvariantRegistry) {}
// RegisterQueryService registers a GRPC query service to respond to the
// module-specific GRPC queries.
func (am AppModule) RegisterServices(cfg module.Configurator) {
types.RegisterQueryServer(cfg.QueryServer(), am.keeper)
m := keeper.NewMigrator(am.keeper)
err := cfg.RegisterMigration(types.ModuleName, 1, m.Migrate1to2)
if err != nil {
panic(err)
}
err = cfg.RegisterMigration(types.ModuleName, 2, m.Migrate2to3)
if err != nil {
panic(err)
}
}
// Route returns the message routing key for the fee market module.
func (am AppModule) Route() sdk.Route {
return sdk.Route{}
}
// QuerierRoute returns the fee market module's querier route name.
func (AppModule) QuerierRoute() string { return types.RouterKey }
// LegacyQuerierHandler returns nil as the fee market module doesn't expose a legacy
// Querier.
func (am AppModule) LegacyQuerierHandler(legacyQuerierCdc *codec.LegacyAmino) sdk.Querier {
return nil
}
// BeginBlock returns the begin block for the fee market module.
func (am AppModule) BeginBlock(ctx sdk.Context, req abci.RequestBeginBlock) {
am.keeper.BeginBlock(ctx, req)
}
// EndBlock returns the end blocker for the fee market module. It returns no validator
// updates.
func (am AppModule) EndBlock(ctx sdk.Context, req abci.RequestEndBlock) []abci.ValidatorUpdate {
am.keeper.EndBlock(ctx, req)
return []abci.ValidatorUpdate{}
}
// InitGenesis performs genesis initialization for the fee market module. It returns
// no validator updates.
func (am AppModule) InitGenesis(ctx sdk.Context, cdc codec.JSONCodec, data json.RawMessage) []abci.ValidatorUpdate {
var genesisState types.GenesisState
cdc.MustUnmarshalJSON(data, &genesisState)
InitGenesis(ctx, am.keeper, genesisState)
return []abci.ValidatorUpdate{}
}
// ExportGenesis returns the exported genesis state as raw bytes for the fee market
// module.
func (am AppModule) ExportGenesis(ctx sdk.Context, cdc codec.JSONCodec) json.RawMessage {
gs := ExportGenesis(ctx, am.keeper)
return cdc.MustMarshalJSON(gs)
}
// RandomizedParams creates randomized fee market param changes for the simulator.
func (AppModule) RandomizedParams(r *rand.Rand) []simtypes.ParamChange {
return nil
}
// RegisterStoreDecoder registers a decoder for fee market module's types
func (am AppModule) RegisterStoreDecoder(sdr sdk.StoreDecoderRegistry) {}
// ProposalContents doesn't return any content functions for governance proposals.
func (AppModule) ProposalContents(simState module.SimulationState) []simtypes.WeightedProposalContent {
return nil
}
// GenerateGenesisState creates a randomized GenState of the fee market module.
func (AppModule) GenerateGenesisState(simState *module.SimulationState) {
simulation.RandomizedGenState(simState)
}
// WeightedOperations returns the all the fee market module operations with their respective weights.
func (am AppModule) WeightedOperations(simState module.SimulationState) []simtypes.WeightedOperation {
return nil
}