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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/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"
"github.com/gorilla/mux"
"github.com/grpc-ecosystem/grpc-gateway/runtime"
"github.com/spf13/cobra"
abci "github.com/tendermint/tendermint/abci/types"
"github.com/osmosis-labs/osmosis/v15/simulation/simtypes"
gammsimulation "github.com/osmosis-labs/osmosis/v15/x/gamm/simulation"
"github.com/osmosis-labs/osmosis/v15/x/poolmanager"
pmclient "github.com/osmosis-labs/osmosis/v15/x/poolmanager/client"
"github.com/osmosis-labs/osmosis/v15/x/poolmanager/client/cli"
"github.com/osmosis-labs/osmosis/v15/x/poolmanager/client/grpc"
"github.com/osmosis-labs/osmosis/v15/x/poolmanager/client/queryproto"
"github.com/osmosis-labs/osmosis/v15/x/poolmanager/types"
)
var (
_ module.AppModule = AppModule{}
_ module.AppModuleBasic = AppModuleBasic{}
)
type AppModuleBasic struct{}
func (AppModuleBasic) Name() string { return types.ModuleName }
func (AppModuleBasic) RegisterLegacyAminoCodec(cdc *codec.LegacyAmino) {
types.RegisterLegacyAminoCodec(cdc)
}
func (AppModuleBasic) DefaultGenesis(cdc codec.JSONCodec) json.RawMessage {
return cdc.MustMarshalJSON(types.DefaultGenesis())
}
// ValidateGenesis performs genesis state validation for the poolmanager module.
func (AppModuleBasic) ValidateGenesis(cdc codec.JSONCodec, config client.TxEncodingConfig, bz json.RawMessage) error {
var genState types.GenesisState
if err := cdc.UnmarshalJSON(bz, &genState); err != nil {
return fmt.Errorf("failed to unmarshal %s genesis state: %w", types.ModuleName, err)
}
return genState.Validate()
}
// ---------------------------------------
// Interfaces.
func (b AppModuleBasic) RegisterRESTRoutes(ctx client.Context, r *mux.Router) {
}
func (b AppModuleBasic) RegisterGRPCGatewayRoutes(clientCtx client.Context, mux *runtime.ServeMux) {
if err := queryproto.RegisterQueryHandlerClient(context.Background(), mux, queryproto.NewQueryClient(clientCtx)); err != nil {
panic(err)
}
}
func (b AppModuleBasic) GetTxCmd() *cobra.Command {
return cli.NewTxCmd()
}
func (b AppModuleBasic) GetQueryCmd() *cobra.Command {
return cli.GetQueryCmd()
}
// RegisterInterfaces registers interfaces and implementations of the gamm module.
func (AppModuleBasic) RegisterInterfaces(registry codectypes.InterfaceRegistry) {
types.RegisterInterfaces(registry)
}
type AppModule struct {
AppModuleBasic
k poolmanager.Keeper
gammKeeper types.SwapI
}
func (am AppModule) RegisterServices(cfg module.Configurator) {
types.RegisterMsgServer(cfg.MsgServer(), poolmanager.NewMsgServerImpl(&am.k))
queryproto.RegisterQueryServer(cfg.QueryServer(), grpc.Querier{Q: pmclient.NewQuerier(am.k)})
}
func NewAppModule(poolmanagerKeeper poolmanager.Keeper, gammKeeper types.SwapI) AppModule {
return AppModule{
AppModuleBasic: AppModuleBasic{},
k: poolmanagerKeeper,
gammKeeper: gammKeeper,
}
}
func (am AppModule) RegisterInvariants(ir sdk.InvariantRegistry) {
}
func (am AppModule) Route() sdk.Route {
return sdk.Route{}
}
// QuerierRoute returns the gamm module's querier route name.
func (AppModule) QuerierRoute() string { return types.RouterKey }
// LegacyQuerierHandler returns the x/gamm module's sdk.Querier.
func (am AppModule) LegacyQuerierHandler(legacyQuerierCdc *codec.LegacyAmino) sdk.Querier {
return func(sdk.Context, []string, abci.RequestQuery) ([]byte, error) {
return nil, fmt.Errorf("legacy querier not supported for the x/%s module", types.ModuleName)
}
}
// InitGenesis performs genesis initialization for the poolmanager module.
// no validator updates.
func (am AppModule) InitGenesis(ctx sdk.Context, cdc codec.JSONCodec, gs json.RawMessage) []abci.ValidatorUpdate {
var genesisState types.GenesisState
cdc.MustUnmarshalJSON(gs, &genesisState)
am.k.InitGenesis(ctx, &genesisState)
return []abci.ValidatorUpdate{}
}
// ExportGenesis returns the exported genesis state as raw bytes for the poolmanager.
// module.
func (am AppModule) ExportGenesis(ctx sdk.Context, cdc codec.JSONCodec) json.RawMessage {
genState := am.k.ExportGenesis(ctx)
return cdc.MustMarshalJSON(genState)
}
// BeginBlock performs a no-op.
func (AppModule) BeginBlock(_ sdk.Context, _ abci.RequestBeginBlock) {}
// EndBlock performs a no-op.
func (am AppModule) EndBlock(ctx sdk.Context, _ abci.RequestEndBlock) []abci.ValidatorUpdate {
return []abci.ValidatorUpdate{}
}
// ConsensusVersion implements AppModule/ConsensusVersion.
func (AppModule) ConsensusVersion() uint64 { return 1 }
// **** simulation implementation ****
// GenerateGenesisState creates a randomized GenState of the poolmanager module.
func (am AppModule) SimulatorGenesisState(simState *module.SimulationState, s *simtypes.SimCtx) {
poolmanagerGen := types.DefaultGenesis()
// change the pool creation fee denom from uosmo to stake
poolmanagerGen.Params.PoolCreationFee = sdk.NewCoins(gammsimulation.PoolCreationFee)
DefaultGenJson := simState.Cdc.MustMarshalJSON(poolmanagerGen)
simState.GenState[types.ModuleName] = DefaultGenJson
}
func (am AppModule) Actions() []simtypes.Action {
return nil
}