/
keeper.go
95 lines (79 loc) · 2.82 KB
/
keeper.go
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package keeper
import (
"fmt"
"strconv"
"github.com/tendermint/tendermint/libs/log"
"github.com/cosmos/cosmos-sdk/codec"
sdk "github.com/cosmos/cosmos-sdk/types"
paramtypes "github.com/cosmos/cosmos-sdk/x/params/types"
"github.com/cosmosquad-labs/squad/v3/x/farming/types"
)
var (
enableAdvanceEpoch = "false" // Set this to "true" using build flags to enable AdvanceEpoch msg handling.
enableRatioPlan = "false" // Set this to "true" using build flags to enable creation of RatioPlans.
// EnableAdvanceEpoch indicates whether msgServer accepts MsgAdvanceEpoch or not.
// Never set this to true in production mode. Doing that will expose serious attack vector.
EnableAdvanceEpoch = false
// EnableRatioPlan indicates whether msgServer and proposal handler accept
// creation of RatioPlans.
// Default is false, which means that RatioPlans can't be created through a
// MsgCreateRatioPlan msg and a PublicPlanProposal.
EnableRatioPlan = false
)
func init() {
var err error
EnableAdvanceEpoch, err = strconv.ParseBool(enableAdvanceEpoch)
if err != nil {
panic(err)
}
EnableRatioPlan, err = strconv.ParseBool(enableRatioPlan)
if err != nil {
panic(err)
}
}
// Keeper of the farming store
type Keeper struct {
storeKey sdk.StoreKey
cdc codec.BinaryCodec
paramSpace paramtypes.Subspace
bankKeeper types.BankKeeper
accountKeeper types.AccountKeeper
}
// NewKeeper returns a farming keeper. It handles:
// - creating new ModuleAccounts for each pool ReserveAccount
// - sending to and from ModuleAccounts
// - minting, burning PoolCoins
func NewKeeper(cdc codec.BinaryCodec, key sdk.StoreKey, paramSpace paramtypes.Subspace,
accountKeeper types.AccountKeeper, bankKeeper types.BankKeeper,
) Keeper {
// ensure farming module account is set
if addr := accountKeeper.GetModuleAddress(types.ModuleName); addr == nil {
panic(fmt.Sprintf("%s module account has not been set", types.ModuleName))
}
// set KeyTable if it has not already been set
if !paramSpace.HasKeyTable() {
paramSpace = paramSpace.WithKeyTable(types.ParamKeyTable())
}
return Keeper{
storeKey: key,
cdc: cdc,
paramSpace: paramSpace,
accountKeeper: accountKeeper,
bankKeeper: bankKeeper,
}
}
// Logger returns a module-specific logger.
func (k Keeper) Logger(ctx sdk.Context) log.Logger {
return ctx.Logger().With("module", "x/"+types.ModuleName)
}
// GetParams returns the parameters for the farming module.
func (k Keeper) GetParams(ctx sdk.Context) (params types.Params) {
k.paramSpace.GetParamSet(ctx, ¶ms)
return params
}
// SetParams sets the parameters for the farming module.
func (k Keeper) SetParams(ctx sdk.Context, params types.Params) {
k.paramSpace.SetParamSet(ctx, ¶ms)
}
// GetCodec returns codec.Codec object used by the keeper>
func (k Keeper) GetCodec() codec.BinaryCodec { return k.cdc }