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module.go
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module.go
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package module
import (
"context"
"encoding/json"
"fmt"
"github.com/grpc-ecosystem/grpc-gateway/runtime"
"github.com/spf13/cobra"
abci "github.com/tendermint/tendermint/abci/types"
"github.com/Finschia/finschia-sdk/client"
"github.com/Finschia/finschia-sdk/codec"
codectypes "github.com/Finschia/finschia-sdk/codec/types"
sdk "github.com/Finschia/finschia-sdk/types"
"github.com/Finschia/finschia-sdk/types/module"
"github.com/Finschia/finschia-sdk/x/token"
"github.com/Finschia/finschia-sdk/x/token/client/cli"
"github.com/Finschia/finschia-sdk/x/token/keeper"
)
var (
_ module.AppModule = AppModule{}
_ module.AppModuleBasic = AppModuleBasic{}
)
// AppModuleBasic defines the basic application module used by the token module.
type AppModuleBasic struct{}
// Name returns the ModuleName
func (AppModuleBasic) Name() string {
return token.ModuleName
}
// RegisterLegacyAminoCodec registers the token types on the LegacyAmino codec
func (AppModuleBasic) RegisterLegacyAminoCodec(cdc *codec.LegacyAmino) {}
// DefaultGenesis returns default genesis state as raw bytes for the token
// module.
func (AppModuleBasic) DefaultGenesis(cdc codec.JSONCodec) json.RawMessage {
return cdc.MustMarshalJSON(token.DefaultGenesisState())
}
// ValidateGenesis performs genesis state validation for the token module.
func (AppModuleBasic) ValidateGenesis(cdc codec.JSONCodec, config client.TxEncodingConfig, bz json.RawMessage) error {
var data token.GenesisState
if err := cdc.UnmarshalJSON(bz, &data); err != nil {
return fmt.Errorf("failed to unmarshal %s genesis state: %w", token.ModuleName, err)
}
return token.ValidateGenesis(data)
}
// RegisterGRPCGatewayRoutes registers the gRPC Gateway routes for the token module.
func (AppModuleBasic) RegisterGRPCGatewayRoutes(clientCtx client.Context, mux *runtime.ServeMux) {
if err := token.RegisterQueryHandlerClient(context.Background(), mux, token.NewQueryClient(clientCtx)); err != nil {
panic(err)
}
}
// GetQueryCmd returns the cli query commands for this module
func (AppModuleBasic) GetQueryCmd() *cobra.Command {
return cli.NewQueryCmd()
}
// GetTxCmd returns the transaction commands for this module
func (AppModuleBasic) GetTxCmd() *cobra.Command {
return cli.NewTxCmd()
}
func (b AppModuleBasic) RegisterInterfaces(registry codectypes.InterfaceRegistry) {
token.RegisterInterfaces(registry)
}
//____________________________________________________________________________
// AppModule implements an application module for the token module.
type AppModule struct {
AppModuleBasic
keeper keeper.Keeper
}
// NewAppModule creates a new AppModule object
func NewAppModule(cdc codec.Codec, keeper keeper.Keeper) AppModule {
return AppModule{
keeper: keeper,
}
}
// RegisterInvariants does nothing, there are no invariants to enforce
func (AppModule) RegisterInvariants(_ sdk.InvariantRegistry) {}
// Route returns the message routing key for the token module.
func (am AppModule) Route() sdk.Route { return sdk.Route{} }
// QuerierRoute returns the route we respond to for abci queries
func (AppModule) QuerierRoute() string { return "" }
// LegacyQuerierHandler registers a query handler to respond to the module-specific queries
func (am AppModule) LegacyQuerierHandler(legacyQuerierCdc *codec.LegacyAmino) sdk.Querier {
return nil
}
// RegisterServices registers a GRPC query service to respond to the
// module-specific GRPC queries.
func (am AppModule) RegisterServices(cfg module.Configurator) {
token.RegisterMsgServer(cfg.MsgServer(), keeper.NewMsgServer(am.keeper))
token.RegisterQueryServer(cfg.QueryServer(), keeper.NewQueryServer(am.keeper))
}
// InitGenesis performs genesis initialization for the token module. It returns
// no validator updates.
func (am AppModule) InitGenesis(ctx sdk.Context, cdc codec.JSONCodec, data json.RawMessage) []abci.ValidatorUpdate {
var genesisState token.GenesisState
cdc.MustUnmarshalJSON(data, &genesisState)
am.keeper.InitGenesis(ctx, &genesisState)
return []abci.ValidatorUpdate{}
}
// ExportGenesis returns the exported genesis state as raw bytes for the token
// 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 1 }
//____________________________________________________________________________
// AppModuleSimulation functions
// // GenerateGenesisState creates a randomized GenState of the token module.
// func (AppModule) GenerateGenesisState(simState *module.SimulationState) {
// simulation.RandomizedGenState(simState)
// }
// // ProposalContents returns all the token content functions used to
// // simulate token proposals.
// func (AppModule) ProposalContents(simState module.SimulationState) []simtypes.WeightedProposalContent {
// return simulation.ProposalContents()
// }
// // RandomizedParams creates randomized token param changes for the simulator.
// func (AppModule) RandomizedParams(r *rand.Rand) []simtypes.ParamChange {
// return simulation.ParamChanges(r)
// }
// // RegisterStoreDecoder registers a decoder for token module's types
// func (am AppModule) RegisterStoreDecoder(sdr sdk.StoreDecoderRegistry) {
// sdr[types.StoreKey] = simulation.NewDecodeStore(am.cdc)
// }
// // WeightedOperations returns the all the token module operations with their respective weights.
// func (am AppModule) WeightedOperations(simState module.SimulationState) []simtypes.WeightedOperation {
// return simulation.WeightedOperations(
// simState.AppParams, simState.Cdc,
// am.stakingKeeper, am.slashingKeeper, am.keeper, simState.Contents,
// )
// }