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module.go
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module.go
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package liquidstaking
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"
sdkclient "github.com/cosmos/cosmos-sdk/client"
"github.com/cosmos/cosmos-sdk/codec"
cdctypes "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/squad-network/squad/x/liquidstaking/client/rest"
"github.com/cosmosquad-labs/squad/v2/x/liquidstaking/client/cli"
"github.com/cosmosquad-labs/squad/v2/x/liquidstaking/keeper"
"github.com/cosmosquad-labs/squad/v2/x/liquidstaking/simulation"
"github.com/cosmosquad-labs/squad/v2/x/liquidstaking/types"
)
var (
_ module.AppModule = AppModule{}
_ module.AppModuleBasic = AppModuleBasic{}
_ module.AppModuleSimulation = AppModule{}
)
// AppModuleBasic defines the basic application module used by the liquidstaking module.
type AppModuleBasic struct {
cdc codec.Codec
}
// Name returns the liquidstaking module's name.
func (AppModuleBasic) Name() string {
return types.ModuleName
}
// RegisterLegacyAminoCodec registers the liquidstaking module's types for the given codec.
func (AppModuleBasic) RegisterLegacyAminoCodec(cdc *codec.LegacyAmino) {
types.RegisterLegacyAminoCodec(cdc)
}
// DefaultGenesis returns default genesis state as raw bytes for the liquidstaking
// module.
func (AppModuleBasic) DefaultGenesis(cdc codec.JSONCodec) json.RawMessage {
return cdc.MustMarshalJSON(types.DefaultGenesisState())
}
// ValidateGenesis performs genesis state validation for the liquidstaking module.
func (AppModuleBasic) ValidateGenesis(cdc codec.JSONCodec, config sdkclient.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 liquidstaking module.
func (AppModuleBasic) RegisterRESTRoutes(_ sdkclient.Context, _ *mux.Router) {}
// RegisterGRPCGatewayRoutes registers the gRPC Gateway routes for the liquidstaking module.
func (AppModuleBasic) RegisterGRPCGatewayRoutes(clientCtx sdkclient.Context, mux *runtime.ServeMux) {
if err := types.RegisterQueryHandlerClient(context.Background(), mux, types.NewQueryClient(clientCtx)); err != nil {
panic(err)
}
}
// GetTxCmd returns the root tx command for the liquidstaking module.
// Modifying parameters of a liquidstaking can be done through governance process, not through transaction level.
func (AppModuleBasic) GetTxCmd() *cobra.Command {
return cli.GetTxCmd()
}
// GetQueryCmd returns the root query command for the liquidstaking module.
func (AppModuleBasic) GetQueryCmd() *cobra.Command {
return cli.GetQueryCmd()
}
func (b AppModuleBasic) RegisterInterfaces(reg cdctypes.InterfaceRegistry) {
types.RegisterInterfaces(reg)
}
// AppModule implements an application module for the liquidstaking module.
type AppModule struct {
AppModuleBasic
keeper keeper.Keeper
accountKeeper types.AccountKeeper
bankKeeper types.BankKeeper
stakingKeeper types.StakingKeeper
govKeeper types.GovKeeper
}
// NewAppModule creates a new AppModule object
func NewAppModule(
cdc codec.Codec, keeper keeper.Keeper, accountKeeper types.AccountKeeper, bankKeeper types.BankKeeper,
stakingKeeper types.StakingKeeper, govKeeper types.GovKeeper,
) AppModule {
return AppModule{
AppModuleBasic: AppModuleBasic{cdc: cdc},
keeper: keeper,
accountKeeper: accountKeeper,
bankKeeper: bankKeeper,
stakingKeeper: stakingKeeper,
govKeeper: govKeeper,
}
}
// Name returns the liquidstaking module's name.
func (AppModule) Name() string {
return types.ModuleName
}
// RegisterInvariants registers the liquidstaking module invariants.
func (am AppModule) RegisterInvariants(ir sdk.InvariantRegistry) {
keeper.RegisterInvariants(ir, am.keeper)
}
// Route returns the message routing key for the liquidstaking module.
func (am AppModule) Route() sdk.Route {
// Modification of LiquidStakings of Params proceeds to governance proposition, not to Tx.
return sdk.NewRoute(types.RouterKey, NewHandler(am.keeper))
}
// QuerierRoute returns the liquidstaking module's querier route name.
func (AppModule) QuerierRoute() string {
return types.QuerierRoute
}
// LegacyQuerierHandler returns the liquidstaking module sdk.Querier.
func (am AppModule) LegacyQuerierHandler(_ *codec.LegacyAmino) sdk.Querier {
return nil
}
// RegisterServices registers module services.
func (am AppModule) RegisterServices(cfg module.Configurator) {
types.RegisterMsgServer(cfg.MsgServer(), keeper.NewMsgServerImpl(am.keeper))
types.RegisterQueryServer(cfg.QueryServer(), keeper.Querier{Keeper: am.keeper})
}
// InitGenesis performs genesis initialization for the liquidstaking 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 liquidstaking
// 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 }
// BeginBlock returns the begin blocker for the liquidstaking module.
func (am AppModule) BeginBlock(ctx sdk.Context, _ abci.RequestBeginBlock) {
BeginBlocker(ctx, am.keeper)
}
// EndBlock returns the end blocker for the liquidstaking module. It returns no validator
// updates.
func (am AppModule) EndBlock(ctx sdk.Context, _ abci.RequestEndBlock) []abci.ValidatorUpdate {
return []abci.ValidatorUpdate{}
}
// AppModuleSimulation functions
// GenerateGenesisState creates a randomized GenState of the liquidstaking module.
func (AppModule) GenerateGenesisState(simState *module.SimulationState) {
simulation.RandomizedGenState(simState)
}
// ProposalContents returns all the liquidstaking content functions used to
// simulate governance proposals.
func (am AppModule) ProposalContents(simState module.SimulationState) []simtypes.WeightedProposalContent {
return simulation.ProposalContents(am.accountKeeper, am.bankKeeper, am.stakingKeeper, am.govKeeper, am.keeper)
}
// RandomizedParams creates randomized liquidstaking param changes for the simulator.
func (am AppModule) RandomizedParams(r *rand.Rand) []simtypes.ParamChange {
return simulation.ParamChanges(r)
}
// RegisterStoreDecoder registers a decoder for liquidstaking module's types
func (am AppModule) RegisterStoreDecoder(sdr sdk.StoreDecoderRegistry) {
sdr[types.StoreKey] = simulation.NewDecodeStore(am.cdc)
}
// WeightedOperations returns the all the liquidstaking module operations with their respective weights.
func (am AppModule) WeightedOperations(simState module.SimulationState) []simtypes.WeightedOperation {
return simulation.WeightedOperations(
simState.AppParams, simState.Cdc, am.accountKeeper, am.bankKeeper, am.keeper,
)
}