0g-chain/x/liquid/module.go
Denali Marsh ceaed3f0e1
liquid staking (#1273)
* proto types

* proto generated types

* liquidstaking top level files: module, genesis

* liquidstaking types

* liquidstaking keeper

* liquidstaking client/cli

* add liquidstaking to app, simapp

* implement mint derivative

* set up liquidstaking keeper test suite

* test mint derivative

* rename module to liquid

* rename proto types, app.go to liquid

* use sdk.Coin instead of shares

* mint liquid tokens to delegator

* burn derivative tokens to receive delegation

* use conversion method instead of type cast

* simplify delegation transfer logic

* broaden delegation transfer tests

* simplify transfer delegation method
This removes a source of rounding errors

* move derivative denom to keeper config

* check for invalid coins in msg validation

* block 0share transfers to avoid handling edge case

* refactor MintDerivative to test calculations

* simplify burn method so shares and tokens equal

* convert TransferShares back to old design
this makes handling vesting tokens easier

* fix missed merge conflict

* remove deprecated constants

* tidy up msg.go

* add msg tests

* remove unused store key

* fix msg event sender

* remove unused params

* tidy up documentation and errors

* remove unused mocks

* remove unused keepers from AppModule

* tidy up msg return values
keeper return values to be used in router msgs

* reinstate unintentionally removed interface check

* catch invalid input for MnitDerivative
clear up test TODOs

* clear up InitGenesis TODO

* Update x/liquid/client/cli/tx.go

Co-authored-by: Derrick Lee <derrick@dlee.dev>

* Update x/liquid/client/cli/tx.go

Co-authored-by: Derrick Lee <derrick@dlee.dev>

* show error logs in devnet

* unblock mod account so it can receive dist rewards

* catch zero amout msgs early

* minor cli fixes

Co-authored-by: rhuairahrighairigh <ruaridh.odonnell@gmail.com>
Co-authored-by: Ruaridh <rhuairahrighairidh@users.noreply.github.com>
Co-authored-by: Derrick Lee <derrick@dlee.dev>
2022-09-15 23:00:32 +01:00

139 lines
3.8 KiB
Go

package liquid
import (
"encoding/json"
"github.com/gorilla/mux"
"github.com/grpc-ecosystem/grpc-gateway/runtime"
"github.com/spf13/cobra"
"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"
abci "github.com/tendermint/tendermint/abci/types"
"github.com/kava-labs/kava/x/liquid/client/cli"
"github.com/kava-labs/kava/x/liquid/keeper"
"github.com/kava-labs/kava/x/liquid/types"
)
var (
_ module.AppModule = AppModule{}
_ module.AppModuleBasic = AppModuleBasic{}
)
// AppModuleBasic app module basics object
type AppModuleBasic struct{}
// Name get module name
func (AppModuleBasic) Name() string {
return types.ModuleName
}
// RegisterLegacyAminoCodec register module codec
func (AppModuleBasic) RegisterLegacyAminoCodec(cdc *codec.LegacyAmino) {
types.RegisterLegacyAminoCodec(cdc)
}
// DefaultGenesis default genesis state
func (AppModuleBasic) DefaultGenesis(_ codec.JSONCodec) json.RawMessage {
return []byte("{}")
}
// ValidateGenesis module validate genesis
func (AppModuleBasic) ValidateGenesis(_ codec.JSONCodec, _ client.TxEncodingConfig, _ json.RawMessage) error {
return nil
}
// RegisterInterfaces implements InterfaceModule.RegisterInterfaces
func (a AppModuleBasic) RegisterInterfaces(registry codectypes.InterfaceRegistry) {
types.RegisterInterfaces(registry)
}
// RegisterRESTRoutes registers REST routes for the module.
func (a AppModuleBasic) RegisterRESTRoutes(_ client.Context, _ *mux.Router) {}
// RegisterGRPCGatewayRoutes registers the gRPC Gateway routes for the module.
func (a AppModuleBasic) RegisterGRPCGatewayRoutes(clientCtx client.Context, mux *runtime.ServeMux) {}
// GetTxCmd returns the root tx command for the module.
func (AppModuleBasic) GetTxCmd() *cobra.Command {
return cli.GetTxCmd()
}
// GetQueryCmd returns no root query command for the module.
func (AppModuleBasic) GetQueryCmd() *cobra.Command {
return cli.GetQueryCmd()
}
//____________________________________________________________________________
// AppModule app module type
type AppModule struct {
AppModuleBasic
keeper keeper.Keeper
}
// NewAppModule creates a new AppModule object
func NewAppModule(keeper keeper.Keeper) AppModule {
return AppModule{
AppModuleBasic: AppModuleBasic{},
keeper: keeper,
}
}
// Name module name
func (am AppModule) Name() string {
return am.AppModuleBasic.Name()
}
// RegisterInvariants register module invariants
func (am AppModule) RegisterInvariants(_ sdk.InvariantRegistry) {}
// Route module message route name
func (am AppModule) Route() sdk.Route {
return sdk.Route{}
}
// QuerierRoute module querier route name
func (AppModule) QuerierRoute() string {
return ""
}
// LegacyQuerierHandler returns no sdk.Querier.
func (am AppModule) LegacyQuerierHandler(_ *codec.LegacyAmino) sdk.Querier {
return nil
}
// ConsensusVersion implements AppModule/ConsensusVersion.
func (AppModule) ConsensusVersion() uint64 {
return 1
}
// RegisterServices registers module services.
func (am AppModule) RegisterServices(cfg module.Configurator) {
types.RegisterMsgServer(cfg.MsgServer(), keeper.NewMsgServerImpl(am.keeper))
}
// InitGenesis module init-genesis
func (am AppModule) InitGenesis(_ sdk.Context, _ codec.JSONCodec, _ json.RawMessage) []abci.ValidatorUpdate {
return []abci.ValidatorUpdate{}
}
// ExportGenesis module export genesis
func (am AppModule) ExportGenesis(_ sdk.Context, cdc codec.JSONCodec) json.RawMessage {
return am.DefaultGenesis(cdc)
}
// BeginBlock module begin-block
func (am AppModule) BeginBlock(_ sdk.Context, _ abci.RequestBeginBlock) {}
// EndBlock module end-block
func (am AppModule) EndBlock(_ sdk.Context, _ abci.RequestEndBlock) []abci.ValidatorUpdate {
return []abci.ValidatorUpdate{}
}