0g-chain/x/liquid/keeper/keeper.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

53 lines
1.2 KiB
Go

package keeper
import (
"fmt"
"github.com/cosmos/cosmos-sdk/codec"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/tendermint/tendermint/libs/log"
"github.com/kava-labs/kava/x/liquid/types"
)
// Keeper struct for the liquid module.
type Keeper struct {
cdc codec.Codec
accountKeeper types.AccountKeeper
bankKeeper types.BankKeeper
stakingKeeper types.StakingKeeper
derivativeDenom string
}
// NewKeeper returns a new keeper for the liquid module.
func NewKeeper(
cdc codec.Codec,
ak types.AccountKeeper, bk types.BankKeeper, sk types.StakingKeeper,
derivativeDenom string,
) Keeper {
return Keeper{
cdc: cdc,
accountKeeper: ak,
bankKeeper: bk,
stakingKeeper: sk,
derivativeDenom: derivativeDenom,
}
}
// NewDefaultKeeper returns a new keeper for the liquid module with default values.
func NewDefaultKeeper(
cdc codec.Codec,
ak types.AccountKeeper, bk types.BankKeeper, sk types.StakingKeeper,
) Keeper {
return NewKeeper(cdc, ak, bk, sk, types.DefaultDerivativeDenom)
}
// Logger returns a module-specific logger.
func (k Keeper) Logger(ctx sdk.Context) log.Logger {
return ctx.Logger().With("module", fmt.Sprintf("x/%s", types.ModuleName))
}