/
module.go
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/
module.go
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package fees
import (
"context"
"encoding/json"
"fmt"
"math/rand"
"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/gorilla/mux"
"github.com/grpc-ecosystem/grpc-gateway/runtime"
"github.com/spf13/cobra"
abci "github.com/tendermint/tendermint/abci/types"
"github.com/magewar/mage/x/fees/client/cli"
"github.com/magewar/mage/x/fees/keeper"
"github.com/magewar/mage/x/fees/simulation"
"github.com/magewar/mage/x/fees/types"
)
const (
consensusVersion = 1
)
// type check to ensure the interface is properly implemented
var (
_ module.AppModule = AppModule{}
_ module.AppModuleBasic = AppModuleBasic{}
_ module.AppModuleSimulation = AppModule{}
)
// AppModuleBasic defines the basic application module used by the fees module.
type AppModuleBasic struct {
cdc codec.Codec
}
// Name returns the fees module's name.
func (AppModuleBasic) Name() string {
return types.ModuleName
}
func (AppModuleBasic) RegisterLegacyAminoCodec(_ *codec.LegacyAmino) {}
// RegisterCodec registers the fees module's types for the given codec.
func (AppModuleBasic) RegisterCodec(_ *codec.LegacyAmino) {}
// DefaultGenesis returns default genesis state as raw bytes for the auth
// module.
func (AppModuleBasic) DefaultGenesis(cdc codec.JSONCodec) json.RawMessage {
return cdc.MustMarshalJSON(types.DefaultGenesisState())
}
// ValidateGenesis performs genesis state validation for the fees module.
func (AppModuleBasic) ValidateGenesis(cdc codec.JSONCodec, _ client.TxEncodingConfig, bz json.RawMessage) error {
var data types.GenesisState
if err := cdc.UnmarshalJSON(bz, &data); err != nil {
return fmt.Errorf("failed to unmarshal %s genesis state: %w", types.ModuleName, err)
}
return types.ValidateGenesis(&data)
}
// RegisterRESTRoutes registers the REST routes for the fees module.
func (AppModuleBasic) RegisterRESTRoutes(_ client.Context, _ *mux.Router) {}
// RegisterGRPCGatewayRoutes registers the gRPC Gateway routes for the fees module.
func (AppModuleBasic) RegisterGRPCGatewayRoutes(clientCtx client.Context, mux *runtime.ServeMux) {
types.RegisterQueryHandlerClient(context.Background(), mux, types.NewQueryClient(clientCtx))
}
// GetTxCmd returns the root query command for the fees module.
func (AppModuleBasic) GetTxCmd() *cobra.Command {
return nil
}
// GetQueryCmd returns the root tx command for the fees module.
func (AppModuleBasic) GetQueryCmd() *cobra.Command {
return cli.GetQueryCmd()
}
// RegisterInterfaces registers interfaces and implementations of the fees module.
func (AppModuleBasic) RegisterInterfaces(_ codectypes.InterfaceRegistry) {}
// ____________________________________________________________________________
// AppModule implements an application module for the fees module.
type AppModule struct {
AppModuleBasic
keeper keeper.Keeper
}
// RegisterServices registers module services.
func (am AppModule) RegisterServices(cfg module.Configurator) {
types.RegisterQueryServer(cfg.QueryServer(), am.keeper)
}
// NewAppModule creates a new AppModule Object
func NewAppModule(cdc codec.Codec, keeper keeper.Keeper) AppModule {
return AppModule{
AppModuleBasic: AppModuleBasic{cdc: cdc},
keeper: keeper,
}
}
// Name returns the fees module's name.
func (AppModule) Name() string {
return types.ModuleName
}
// RegisterInvariants performs a no-op.
func (am AppModule) RegisterInvariants(_ sdk.InvariantRegistry) {}
// Route returns the message routing key for the fees module.
func (am AppModule) Route() sdk.Route {
return sdk.NewRoute(types.StoreKey, nil)
}
// NewHandler returns an sdk.Handler for the fees module.
func (am AppModule) NewHandler() sdk.Handler {
return nil
}
// QuerierRoute returns the fees module's querier route name.
func (am AppModule) QuerierRoute() string {
return types.RouterKey
}
// LegacyQuerierHandler returns the fees module sdk.Querier.
func (am AppModule) LegacyQuerierHandler(_ *codec.LegacyAmino) sdk.Querier {
return nil
}
// InitGenesis performs genesis initialization for the fees 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)
am.keeper.InitGenesis(ctx, genesisState)
return []abci.ValidatorUpdate{}
}
// ExportGenesis returns the exported genesis state as raw bytes for the auth
// 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.
func (AppModule) ConsensusVersion() uint64 {
return consensusVersion
}
// BeginBlock returns the begin blocker for the fees module.
func (am AppModule) BeginBlock(_ sdk.Context, _ abci.RequestBeginBlock) {
}
// EndBlock returns the end blocker for the fees module. It returns no validator
// updates.
func (am AppModule) EndBlock(_ sdk.Context, _ abci.RequestEndBlock) []abci.ValidatorUpdate {
return []abci.ValidatorUpdate{}
}
// ____________________________________________________________________________
// AppModuleSimulation defines the module simulation functions used by the fees module.
type AppModuleSimulation struct{}
// GenerateGenesisState creates a randomized GenState of the fees module.
func (AppModule) GenerateGenesisState(simState *module.SimulationState) {
simulation.RandomizedGenState(simState)
}
// ProposalContents doesn't return any content functions for governance proposals.
func (AppModule) ProposalContents(_ module.SimulationState) []simtypes.WeightedProposalContent {
return nil
}
// RandomizedParams creates randomized fees param changes for the simulator.
func (AppModule) RandomizedParams(r *rand.Rand) []simtypes.ParamChange {
return simulation.ParamChanges(r)
}
// RegisterStoreDecoder performs a no-op.
func (am AppModule) RegisterStoreDecoder(_ sdk.StoreDecoderRegistry) {}
// WeightedOperations returns the all the fees module operations with their respective weights.
func (am AppModule) WeightedOperations(_ module.SimulationState) []simtypes.WeightedOperation {
return nil
}