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module.go
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module.go
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// Copyright (c) 2016-2021 Shanghai Bianjie AI Technology Inc. (licensed under the Apache License, Version 2.0)
// Modifications Copyright (c) 2021, CRO Protocol Labs ("Crypto.org") (licensed under the Apache License, Version 2.0)
package nft
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/crypto-org-chain/chain-main/v3/x/nft/client/cli"
"github.com/crypto-org-chain/chain-main/v3/x/nft/client/rest"
"github.com/crypto-org-chain/chain-main/v3/x/nft/keeper"
"github.com/crypto-org-chain/chain-main/v3/x/nft/simulation"
"github.com/crypto-org-chain/chain-main/v3/x/nft/types"
)
var (
_ module.AppModule = AppModule{}
_ module.AppModuleBasic = AppModuleBasic{}
_ module.AppModuleSimulation = AppModule{}
)
// AppModuleBasic defines the basic application module used by the NFT module.
type AppModuleBasic struct {
cdc codec.Codec
}
// Name returns the NFT module's name.
func (AppModuleBasic) Name() string { return types.ModuleName }
// RegisterLegacyAminoCodec registers the NFT module's types on the LegacyAmino codec.
// (Amino is still needed for Ledger at the moment)
// nolint: staticcheck
func (AppModuleBasic) RegisterLegacyAminoCodec(cdc *codec.LegacyAmino) {
types.RegisterLegacyAminoCodec(cdc)
}
// DefaultGenesis returns default genesis state as raw bytes for the NFT module.
func (AppModuleBasic) DefaultGenesis(cdc codec.JSONCodec) json.RawMessage {
return cdc.MustMarshalJSON(DefaultGenesisState())
}
// ValidateGenesis performs genesis state validation for the NFT module.
func (AppModuleBasic) ValidateGenesis(cdc codec.JSONCodec, config 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 NFT module.
func (AppModuleBasic) RegisterRESTRoutes(clientCtx client.Context, rtr *mux.Router) {
rest.RegisterHandlers(clientCtx, rtr, types.RouterKey)
}
// RegisterGRPCGatewayRoutes registers the gRPC Gateway routes for the NFT 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 returns the root tx command for the NFT module.
func (AppModuleBasic) GetTxCmd() *cobra.Command {
return cli.NewTxCmd()
}
// GetQueryCmd returns no root query command for the NFT module.
func (AppModuleBasic) GetQueryCmd() *cobra.Command {
return cli.GetQueryCmd()
}
// RegisterInterfaces registers interfaces and implementations of the NFT module.
func (AppModuleBasic) RegisterInterfaces(registry codectypes.InterfaceRegistry) {
types.RegisterInterfaces(registry)
}
// ____________________________________________________________________________
// AppModule implements an application module for the NFT module.
type AppModule struct {
AppModuleBasic
keeper keeper.Keeper
accountKeeper types.AccountKeeper
bankKeeper types.BankKeeper
}
// NewAppModule creates a new AppModule object
func NewAppModule(cdc codec.Codec, keeper keeper.Keeper, accountKeeper types.AccountKeeper, bankKeeper types.BankKeeper) AppModule {
return AppModule{
AppModuleBasic: AppModuleBasic{cdc: cdc},
keeper: keeper,
accountKeeper: accountKeeper,
bankKeeper: bankKeeper,
}
}
// Name returns the NFT module's name.
func (AppModule) Name() string { return types.ModuleName }
// RegisterServices registers module services.
func (am AppModule) RegisterServices(cfg module.Configurator) {
types.RegisterMsgServer(cfg.MsgServer(), keeper.NewMsgServerImpl(am.keeper))
types.RegisterQueryServer(cfg.QueryServer(), am.keeper)
}
// RegisterInvariants registers the NFT module invariants.
func (am AppModule) RegisterInvariants(ir sdk.InvariantRegistry) {}
// ConsensusVersion implements AppModule/ConsensusVersion.
func (a AppModuleBasic) ConsensusVersion() uint64 { return 1 }
// Route returns the message routing key for the NFT module.
func (am AppModule) Route() sdk.Route {
return sdk.NewRoute(types.RouterKey, NewHandler(am.keeper))
}
// QuerierRoute returns the NFT module's querier route name.
func (AppModule) QuerierRoute() string { return types.RouterKey }
// LegacyQuerierHandler returns the NFT module sdk.Querier.
// (Amino is still needed for Ledger at the moment)
// nolint: staticcheck
func (am AppModule) LegacyQuerierHandler(legacyQuerierCdc *codec.LegacyAmino) sdk.Querier {
return keeper.NewQuerier(am.keeper, legacyQuerierCdc)
}
// InitGenesis performs genesis initialization for the NFT 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 NFT module.
func (am AppModule) ExportGenesis(ctx sdk.Context, cdc codec.JSONCodec) json.RawMessage {
gs := ExportGenesis(ctx, am.keeper)
return cdc.MustMarshalJSON(gs)
}
// BeginBlock performs a no-op.
func (AppModule) BeginBlock(_ sdk.Context, _ abci.RequestBeginBlock) {}
// EndBlock returns the end blocker for the NFT module. It returns no validator updates.
func (AppModule) EndBlock(_ sdk.Context, _ abci.RequestEndBlock) []abci.ValidatorUpdate {
return []abci.ValidatorUpdate{}
}
// ____________________________________________________________________________
// AppModuleSimulation functions
// GenerateGenesisState creates a randomized GenState of the NFT module.
func (AppModule) GenerateGenesisState(simState *module.SimulationState) {
simulation.RandomizedGenState(simState)
}
// ProposalContents doesn't return any content functions for governance proposals.
func (AppModule) ProposalContents(simState module.SimulationState) []simtypes.WeightedProposalContent {
return nil
}
// RandomizedParams creates randomized NFT param changes for the simulator.
func (AppModule) RandomizedParams(r *rand.Rand) []simtypes.ParamChange {
return nil
}
// RegisterStoreDecoder registers a decoder for NFT module's types
func (am AppModule) RegisterStoreDecoder(sdr sdk.StoreDecoderRegistry) {
sdr[types.StoreKey] = simulation.NewDecodeStore(am.cdc)
}
// WeightedOperations returns the all the NFT module operations with their respective weights.
func (am AppModule) WeightedOperations(simState module.SimulationState) []simtypes.WeightedOperation {
return simulation.WeightedOperations(simState.AppParams, simState.Cdc, am.keeper, am.accountKeeper, am.bankKeeper)
}