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keeper.go
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keeper.go
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package keeper
import (
"fmt"
"github.com/osmosis-labs/osmosis/v23/x/gamm/types"
"github.com/cosmos/cosmos-sdk/codec"
storetypes "github.com/cosmos/cosmos-sdk/store/types"
sdk "github.com/cosmos/cosmos-sdk/types"
authtypes "github.com/cosmos/cosmos-sdk/x/auth/types"
paramtypes "github.com/cosmos/cosmos-sdk/x/params/types"
)
func permContains(perms []string, perm string) bool {
for _, v := range perms {
if v == perm {
return true
}
}
return false
}
type Keeper struct {
storeKey storetypes.StoreKey
cdc codec.BinaryCodec
paramSpace paramtypes.Subspace
hooks types.GammHooks
// keepers
accountKeeper types.AccountKeeper
bankKeeper types.BankKeeper
communityPoolKeeper types.CommunityPoolKeeper
poolManager types.PoolManager
concentratedLiquidityKeeper types.ConcentratedLiquidityKeeper
poolIncentivesKeeper types.PoolIncentivesKeeper
incentivesKeeper types.IncentivesKeeper
}
func NewKeeper(cdc codec.BinaryCodec, storeKey storetypes.StoreKey, paramSpace paramtypes.Subspace, accountKeeper types.AccountKeeper, bankKeeper types.BankKeeper, communityPoolKeeper types.CommunityPoolKeeper, concentratedLiquidityKeeper types.ConcentratedLiquidityKeeper, poolIncentivesKeeper types.PoolIncentivesKeeper, incentivesKeeper types.IncentivesKeeper) Keeper {
// Ensure that the module account are set.
moduleAddr, perms := accountKeeper.GetModuleAddressAndPermissions(types.ModuleName)
if moduleAddr == nil {
panic(fmt.Sprintf("%s module account has not been set", types.ModuleName))
}
if !permContains(perms, authtypes.Minter) {
panic(fmt.Sprintf("%s module account should have the minter permission", types.ModuleName))
}
if !permContains(perms, authtypes.Burner) {
panic(fmt.Sprintf("%s module account should have the burner permission", types.ModuleName))
}
if !paramSpace.HasKeyTable() {
paramSpace = paramSpace.WithKeyTable(types.ParamKeyTable())
}
return Keeper{
storeKey: storeKey,
cdc: cdc,
paramSpace: paramSpace,
// keepers
accountKeeper: accountKeeper,
bankKeeper: bankKeeper,
communityPoolKeeper: communityPoolKeeper,
concentratedLiquidityKeeper: concentratedLiquidityKeeper,
poolIncentivesKeeper: poolIncentivesKeeper,
incentivesKeeper: incentivesKeeper,
}
}
// Set the gamm hooks.
func (k *Keeper) SetHooks(gh types.GammHooks) *Keeper {
if k.hooks != nil {
panic("cannot set gamm hooks twice")
}
k.hooks = gh
return k
}
func (k *Keeper) SetPoolManager(poolManager types.PoolManager) {
k.poolManager = poolManager
}
// GetParams returns the total set params.
func (k Keeper) GetParams(ctx sdk.Context) (params types.Params) {
k.paramSpace.GetParamSet(ctx, ¶ms)
return params
}
// SetParams sets the total set of params.
func (k Keeper) setParams(ctx sdk.Context, params types.Params) {
k.paramSpace.SetParamSet(ctx, ¶ms)
}
// SetParam sets a specific gamm module's parameter with the provided parameter.
func (k Keeper) SetParam(ctx sdk.Context, key []byte, value interface{}) {
k.paramSpace.Set(ctx, key, value)
}
// Set the pool incentives keeper.
func (k *Keeper) SetPoolIncentivesKeeper(poolIncentivesKeeper types.PoolIncentivesKeeper) {
k.poolIncentivesKeeper = poolIncentivesKeeper
}
// Set the incentives keeper.
func (k *Keeper) SetIncentivesKeeper(incentivesKeeper types.IncentivesKeeper) {
k.incentivesKeeper = incentivesKeeper
}