0g-chain/x/auction/module.go

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package auction
import (
"encoding/json"
"fmt"
"math/rand"
"github.com/gorilla/mux"
"github.com/spf13/cobra"
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"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"
"github.com/cosmos/cosmos-sdk/x/auth"
sim "github.com/cosmos/cosmos-sdk/x/simulation"
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abci "github.com/tendermint/tendermint/abci/types"
"github.com/kava-labs/kava/x/auction/client/cli"
"github.com/kava-labs/kava/x/auction/client/rest"
"github.com/kava-labs/kava/x/auction/simulation"
"github.com/kava-labs/kava/x/auction/types"
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)
var (
_ module.AppModule = AppModule{}
_ module.AppModuleBasic = AppModuleBasic{}
_ module.AppModuleSimulation = AppModule{}
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)
// AppModuleBasic implements the sdk.AppModuleBasic interface.
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type AppModuleBasic struct{}
// Name returns the module name.
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func (AppModuleBasic) Name() string {
return ModuleName
}
// RegisterCodec registers the module codec.
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func (AppModuleBasic) RegisterCodec(cdc *codec.Codec) {
RegisterCodec(cdc)
}
// DefaultGenesis returns the default genesis state.
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func (AppModuleBasic) DefaultGenesis() json.RawMessage {
return ModuleCdc.MustMarshalJSON(DefaultGenesisState())
}
// ValidateGenesis performs genesis state validation for the auction module.
func (AppModuleBasic) ValidateGenesis(bz json.RawMessage) error {
var gs GenesisState
err := ModuleCdc.UnmarshalJSON(bz, &gs)
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if err != nil {
return fmt.Errorf("failed to unmarshal %s genesis state: %w", ModuleName, err)
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}
return gs.Validate()
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}
// RegisterRESTRoutes registers the REST routes for the auction module.
func (AppModuleBasic) RegisterRESTRoutes(ctx context.CLIContext, rtr *mux.Router) {
rest.RegisterRoutes(ctx, rtr)
}
// GetTxCmd returns the root tx command for the auction module.
func (AppModuleBasic) GetTxCmd(cdc *codec.Codec) *cobra.Command {
return cli.GetTxCmd(cdc)
}
// GetQueryCmd returns the root query command for the auction module.
func (AppModuleBasic) GetQueryCmd(cdc *codec.Codec) *cobra.Command {
return cli.GetQueryCmd(StoreKey, cdc)
}
//____________________________________________________________________________
// AppModule implements the sdk.AppModule interface.
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type AppModule struct {
AppModuleBasic
keeper Keeper
accountKeeper auth.AccountKeeper
supplyKeeper types.SupplyKeeper
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}
// NewAppModule creates a new AppModule object
func NewAppModule(keeper Keeper, accountKeeper auth.AccountKeeper, supplyKeeper types.SupplyKeeper) AppModule {
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return AppModule{
AppModuleBasic: AppModuleBasic{},
keeper: keeper,
accountKeeper: accountKeeper,
supplyKeeper: supplyKeeper,
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}
}
// RegisterInvariants registers the module invariants.
func (am AppModule) RegisterInvariants(ir sdk.InvariantRegistry) {
RegisterInvariants(ir, am.keeper)
}
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// Route module message route name
func (AppModule) Route() string {
return ModuleName
}
// NewHandler module handler
func (am AppModule) NewHandler() sdk.Handler {
return NewHandler(am.keeper)
}
// QuerierRoute module querier route name
func (AppModule) QuerierRoute() string {
return ModuleName
}
// NewQuerierHandler module querier
func (am AppModule) NewQuerierHandler() sdk.Querier {
return NewQuerier(am.keeper)
}
// InitGenesis performs genesis initialization for the auction 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)
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return []abci.ValidatorUpdate{}
}
// ExportGenesis module export genesis
func (am AppModule) ExportGenesis(ctx sdk.Context) json.RawMessage {
gs := ExportGenesis(ctx, am.keeper)
return ModuleCdc.MustMarshalJSON(gs)
}
// BeginBlock module begin-block
func (am AppModule) BeginBlock(ctx sdk.Context, _ abci.RequestBeginBlock) {
BeginBlocker(ctx, am.keeper)
}
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// EndBlock module end-block
func (AppModule) EndBlock(_ sdk.Context, _ abci.RequestEndBlock) []abci.ValidatorUpdate {
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return []abci.ValidatorUpdate{}
}
//____________________________________________________________________________
// GenerateGenesisState creates a randomized GenState of the auction 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 auction has no params.
func (AppModuleBasic) RandomizedParams(r *rand.Rand) []sim.ParamChange {
return simulation.ParamChanges(r)
}
// RegisterStoreDecoder registers a decoder for auction module's types
func (AppModuleBasic) RegisterStoreDecoder(sdr sdk.StoreDecoderRegistry) {
sdr[StoreKey] = simulation.DecodeStore
}
// WeightedOperations returns the all the auction 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)
}