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module.go
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module.go
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package shield
import (
"encoding/json"
"math/rand"
abci "github.com/tendermint/tendermint/abci/types"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/cosmos/cosmos-sdk/types/module"
sim "github.com/cosmos/cosmos-sdk/x/simulation"
"github.com/certikfoundation/shentu/common"
"github.com/certikfoundation/shentu/x/shield/client/cli"
"github.com/certikfoundation/shentu/x/shield/client/rest"
"github.com/certikfoundation/shentu/x/shield/simulation"
"github.com/certikfoundation/shentu/x/shield/types"
)
var (
_ module.AppModule = AppModule{}
_ module.AppModuleBasic = AppModuleBasic{}
)
// AppModuleBasic specifies the app module basics object.
type AppModuleBasic struct {
common.AppModuleBasic
}
// NewAppModuleBasic creates a new AppModuleBasic object in shield module.
func NewAppModuleBasic() AppModuleBasic {
return AppModuleBasic{
common.NewAppModuleBasic(
types.ModuleName,
types.RegisterCodec,
types.ModuleCdc,
types.DefaultGenesisState(),
types.ValidateGenesis,
types.StoreKey,
rest.RegisterRoutes,
cli.GetQueryCmd,
cli.GetTxCmd,
),
}
}
// AppModule implements an application module for the shield module.
type AppModule struct {
AppModuleBasic
keeper Keeper
accountKeeper types.AccountKeeper
stakingKeeper types.StakingKeeper
supplyKeeper types.SupplyKeeper
}
// NewAppModule creates a new AppModule object.
func NewAppModule(keeper Keeper, ak types.AccountKeeper, stk types.StakingKeeper, sk types.SupplyKeeper) AppModule {
return AppModule{
AppModuleBasic: AppModuleBasic{},
keeper: keeper,
accountKeeper: ak,
stakingKeeper: stk,
supplyKeeper: sk,
}
}
// Name returns the shield module's name.
func (am AppModule) Name() string {
return ModuleName
}
// RegisterInvariants registers the shield module invariants.
func (am AppModule) RegisterInvariants(ir sdk.InvariantRegistry) {
RegisterInvariants(ir, am.keeper)
}
// Route returns the message routing key for the shield module.
func (am AppModule) Route() string {
return RouterKey
}
// NewHandler returns an sdk.Handler for the shield module.
func (am AppModule) NewHandler() sdk.Handler {
return NewHandler(am.keeper)
}
// QuerierRoute returns the shield module's querier route name.
func (am AppModule) QuerierRoute() string {
return QuerierRoute
}
// NewQuerierHandler returns the shield module sdk.Querier.
func (am AppModule) NewQuerierHandler() sdk.Querier {
return NewQuerier(am.keeper)
}
// InitGenesis performs genesis initialization for the slashing module.
func (am AppModule) InitGenesis(ctx sdk.Context, data json.RawMessage) []abci.ValidatorUpdate {
var genesisState GenesisState
ModuleCdc.MustUnmarshalJSON(data, &genesisState)
return InitGenesis(ctx, am.keeper, genesisState)
}
// ExportGenesis returns the exported genesis state as raw bytes for the shield 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 shield module.
func (am AppModule) BeginBlock(ctx sdk.Context, rbb abci.RequestBeginBlock) {
BeginBlock(ctx, rbb, am.keeper)
}
// EndBlock returns the end blocker for the shield module.
func (am AppModule) EndBlock(ctx sdk.Context, rbb abci.RequestEndBlock) []abci.ValidatorUpdate {
EndBlocker(ctx, am.keeper)
return []abci.ValidatorUpdate{}
}
// TODO: Simulation functions
// WeightedOperations returns shield operations for use in simulations.
func (am AppModule) WeightedOperations(simState module.SimulationState) []sim.WeightedOperation {
return simulation.WeightedOperations(simState.AppParams, simState.Cdc, am.keeper, am.accountKeeper, am.stakingKeeper)
}
// ProposalContents returns functions that generate gov proposals for the module.
func (am AppModule) ProposalContents(_ module.SimulationState) []sim.WeightedProposalContent {
return simulation.ProposalContents(am.keeper, am.stakingKeeper)
}
// RandomizedParams returns functions that generate params for the module.
func (AppModuleBasic) RandomizedParams(r *rand.Rand) []sim.ParamChange {
return simulation.ParamChanges(r)
}
// GenerateGenesisState creates a randomized GenState of this module.
func (AppModuleBasic) GenerateGenesisState(simState *module.SimulationState) {
simulation.RandomizedGenState(simState)
}
// RegisterStoreDecoder registers a decoder for this module.
func (AppModuleBasic) RegisterStoreDecoder(sdr sdk.StoreDecoderRegistry) {
sdr[StoreKey] = simulation.DecodeStore
}
// ValidateGenesis validates the module genesis.
func (AppModuleBasic) ValidateGenesis(bz json.RawMessage) error {
return ValidateGenesis(bz)
}