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params.go
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params.go
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package types
import (
"fmt"
"github.com/zenchainprotocol/zenchain-node/x/common"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/zenchainprotocol/zenchain-node/x/params"
)
// Default parameter namespace
const (
DefaultParamspace = ModuleName
defaultQuoteSymbol = "usdk"
defaultCreatePoolFee = "0"
defaultCreatePoolDeposit = "10"
)
// Parameter store keys
var (
KeyQuoteSymbol = []byte("QuoteSymbol")
KeyCreatePoolFee = []byte("CreatePoolFee")
KeyCreatePoolDeposit = []byte("CreatePoolDeposit")
keyYieldNativeToken = []byte("YieldNativeToken")
)
// ParamKeyTable for farm module
func ParamKeyTable() params.KeyTable {
return params.NewKeyTable().RegisterParamSet(&Params{})
}
// Params - used for initializing default parameter for farm at genesis
type Params struct {
QuoteSymbol string `json:"quote_symbol"`
CreatePoolFee sdk.SysCoin `json:"create_pool_fee"`
CreatePoolDeposit sdk.SysCoin `json:"create_pool_deposit"`
// proposal params
YieldNativeToken bool `json:"yield_native_token"`
}
// String implements the stringer interface for Params
func (p Params) String() string {
return fmt.Sprintf(`Params:
Quote Symbol: %s
Create Pool Fee: %s
Create Pool Deposit: %s
Yield Native Token Enabled: %v`,
p.QuoteSymbol, p.CreatePoolFee, p.CreatePoolDeposit, p.YieldNativeToken)
}
// ParamSetPairs - Implements params.ParamSet
func (p *Params) ParamSetPairs() params.ParamSetPairs {
return params.ParamSetPairs{
{Key: KeyQuoteSymbol, Value: &p.QuoteSymbol, ValidatorFn: common.ValidateDenom("quote symbol")},
{Key: KeyCreatePoolFee, Value: &p.CreatePoolFee, ValidatorFn: common.ValidateSysCoin("create pool fee")},
{Key: KeyCreatePoolDeposit, Value: &p.CreatePoolDeposit, ValidatorFn: common.ValidateSysCoin("create pool deposit")},
{Key: keyYieldNativeToken, Value: &p.YieldNativeToken, ValidatorFn: common.ValidateBool("yield native token")},
}
}
// DefaultParams defines the parameters for this module
func DefaultParams() Params {
return Params{
QuoteSymbol: defaultQuoteSymbol,
CreatePoolFee: sdk.NewDecCoinFromDec(common.NativeToken, sdk.MustNewDecFromStr(defaultCreatePoolFee)),
CreatePoolDeposit: sdk.NewDecCoinFromDec(common.NativeToken, sdk.MustNewDecFromStr(defaultCreatePoolDeposit)),
YieldNativeToken: false,
}
}