0g-chain/x/bep3/module.go
Denali Marsh d56ad961c0
[R4R] Enable bep3 claim txs from new addresses (#482)
* incoming swaps trigger acc registration

* move supply increment after recipient acc validation

* use expected keepers pattern

* remove expected keepers from alias

* update comment
2020-05-06 10:56:43 -07:00

175 lines
5.4 KiB
Go

package bep3
import (
"encoding/json"
"math/rand"
"github.com/gorilla/mux"
"github.com/spf13/cobra"
"github.com/cosmos/cosmos-sdk/client/context"
"github.com/cosmos/cosmos-sdk/codec"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/cosmos/cosmos-sdk/types/module"
sim "github.com/cosmos/cosmos-sdk/x/simulation"
abci "github.com/tendermint/tendermint/abci/types"
"github.com/kava-labs/kava/x/bep3/client/cli"
"github.com/kava-labs/kava/x/bep3/client/rest"
"github.com/kava-labs/kava/x/bep3/simulation"
"github.com/kava-labs/kava/x/bep3/types"
)
var (
_ module.AppModule = AppModule{}
_ module.AppModuleBasic = AppModuleBasic{}
_ module.AppModuleSimulation = AppModule{}
)
// AppModuleBasic defines the basic application module used by the bep3 module.
type AppModuleBasic struct{}
// Name returns the bep3 module's name.
func (AppModuleBasic) Name() string {
return ModuleName
}
// RegisterCodec registers the bep3 module's types for the given codec.
func (AppModuleBasic) RegisterCodec(cdc *codec.Codec) {
RegisterCodec(cdc)
}
// DefaultGenesis returns default genesis state as raw bytes for the bep3
// module.
func (AppModuleBasic) DefaultGenesis() json.RawMessage {
return ModuleCdc.MustMarshalJSON(DefaultGenesisState())
}
// ValidateGenesis performs genesis state validation for the bep3 module.
func (AppModuleBasic) ValidateGenesis(bz json.RawMessage) error {
var gs GenesisState
err := ModuleCdc.UnmarshalJSON(bz, &gs)
if err != nil {
return err
}
return gs.Validate()
}
// RegisterRESTRoutes registers the REST routes for the bep3 module.
func (AppModuleBasic) RegisterRESTRoutes(ctx context.CLIContext, rtr *mux.Router) {
rest.RegisterRoutes(ctx, rtr)
}
// GetTxCmd returns the root tx command for the bep3 module.
func (AppModuleBasic) GetTxCmd(cdc *codec.Codec) *cobra.Command {
return cli.GetTxCmd(cdc)
}
// GetQueryCmd returns no root query command for the bep3 module.
func (AppModuleBasic) GetQueryCmd(cdc *codec.Codec) *cobra.Command {
return cli.GetQueryCmd(StoreKey, cdc)
}
//____________________________________________________________________________
// AppModule implements the sdk.AppModule interface.
type AppModule struct {
AppModuleBasic
keeper Keeper
accountKeeper types.AccountKeeper
supplyKeeper types.SupplyKeeper
}
// NewAppModule creates a new AppModule object
func NewAppModule(keeper Keeper, accountKeeper types.AccountKeeper, supplyKeeper types.SupplyKeeper) AppModule {
return AppModule{
AppModuleBasic: AppModuleBasic{},
keeper: keeper,
accountKeeper: accountKeeper,
supplyKeeper: supplyKeeper,
}
}
// Name returns the bep3 module's name.
func (AppModule) Name() string {
return ModuleName
}
// RegisterInvariants registers the bep3 module invariants.
func (am AppModule) RegisterInvariants(_ sdk.InvariantRegistry) {}
// Route returns the message routing key for the bep3 module.
func (AppModule) Route() string {
return RouterKey
}
// NewHandler returns an sdk.Handler for the bep3 module.
func (am AppModule) NewHandler() sdk.Handler {
return NewHandler(am.keeper)
}
// QuerierRoute returns the bep3 module's querier route name.
func (AppModule) QuerierRoute() string {
return QuerierRoute
}
// NewQuerierHandler returns the bep3 module sdk.Querier.
func (am AppModule) NewQuerierHandler() sdk.Querier {
return NewQuerier(am.keeper)
}
// InitGenesis performs genesis initialization for the bep3 module. It returns
// no validator updates.
func (am AppModule) InitGenesis(ctx sdk.Context, data json.RawMessage) []abci.ValidatorUpdate {
var genesisState GenesisState
ModuleCdc.MustUnmarshalJSON(data, &genesisState)
InitGenesis(ctx, am.keeper, am.supplyKeeper, genesisState)
return []abci.ValidatorUpdate{}
}
// ExportGenesis returns the exported genesis state as raw bytes for the bep3
// module.
func (am AppModule) ExportGenesis(ctx sdk.Context) json.RawMessage {
gs := ExportGenesis(ctx, am.keeper)
return ModuleCdc.MustMarshalJSON(gs)
}
// BeginBlock returns the begin blocker for the bep3 module.
func (am AppModule) BeginBlock(ctx sdk.Context, _ abci.RequestBeginBlock) {
BeginBlocker(ctx, am.keeper)
}
// EndBlock returns the end blocker for the bep3 module. It returns no validator updates.
func (am AppModule) EndBlock(_ sdk.Context, _ abci.RequestEndBlock) []abci.ValidatorUpdate {
return []abci.ValidatorUpdate{}
}
//____________________________________________________________________________
// GenerateGenesisState creates a randomized GenState of the bep3 module
func (AppModuleBasic) GenerateGenesisState(simState *module.SimulationState) {
simulation.RandomizedGenState(simState)
}
// ProposalContents doesn't return any content functions for governance proposals.
func (AppModuleBasic) ProposalContents(_ module.SimulationState) []sim.WeightedProposalContent {
return nil
}
// RandomizedParams returns nil because bep3 has no params.
func (AppModuleBasic) RandomizedParams(r *rand.Rand) []sim.ParamChange {
return simulation.ParamChanges(r)
}
// RegisterStoreDecoder registers a decoder for bep3 module's types
func (AppModuleBasic) RegisterStoreDecoder(sdr sdk.StoreDecoderRegistry) {
sdr[StoreKey] = simulation.DecodeStore
}
// WeightedOperations returns the all the bep3 module operations with their respective weights.
func (am AppModule) WeightedOperations(simState module.SimulationState) []sim.WeightedOperation {
return simulation.WeightedOperations(simState.AppParams, simState.Cdc, am.accountKeeper, am.keeper)
}