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Merge pull request #1049 from interlay/feat/interlay-defi
feat: add defi pallets to interlay runtime
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,127 @@ | ||
| use super::{ | ||
| parameter_types, weights, Balance, CurrencyId, DexGeneral, DexStable, OnRuntimeUpgrade, PalletId, Rate, Runtime, | ||
| RuntimeEvent, StablePoolId, Timestamp, Tokens, Weight, | ||
| }; | ||
| use sp_runtime::traits::Zero; | ||
|
|
||
| #[cfg(feature = "try-runtime")] | ||
| use frame_support::ensure; | ||
|
|
||
| pub use dex_general::{AssetBalance, GenerateLpAssetId, PairInfo, ValidateAsset}; | ||
| pub use dex_stable::traits::{StablePoolLpCurrencyIdGenerate, ValidateCurrency}; | ||
|
|
||
| parameter_types! { | ||
| pub const DexGeneralPalletId: PalletId = PalletId(*b"dex/genr"); | ||
| pub const DexStablePalletId: PalletId = PalletId(*b"dex/stbl"); | ||
| pub const CurrencyLimit: u32 = 10; | ||
| pub const StringLimit: u32 = 50; | ||
| pub const MaxBootstrapRewards: u32 = 1000; | ||
| pub const MaxBootstrapLimits:u32 = 1000; | ||
| } | ||
|
|
||
| pub struct PairLpIdentity; | ||
| impl GenerateLpAssetId<CurrencyId> for PairLpIdentity { | ||
| fn generate_lp_asset_id(asset_0: CurrencyId, asset_1: CurrencyId) -> Option<CurrencyId> { | ||
| CurrencyId::join_lp_token(asset_0, asset_1) | ||
| } | ||
| } | ||
|
|
||
| pub struct DexGeneralVerifyPairAsset; | ||
| impl ValidateAsset<CurrencyId> for DexGeneralVerifyPairAsset { | ||
| fn validate_asset(currency_id: &CurrencyId) -> bool { | ||
| currency_id.is_lp_token() | ||
| } | ||
| } | ||
|
|
||
| impl dex_general::Config for Runtime { | ||
| type RuntimeEvent = RuntimeEvent; | ||
| type MultiCurrency = Tokens; | ||
| type PalletId = DexGeneralPalletId; | ||
| type AssetId = CurrencyId; | ||
| type EnsurePairAsset = DexGeneralVerifyPairAsset; | ||
| type LpGenerate = PairLpIdentity; | ||
| type WeightInfo = weights::dex_general::WeightInfo<Runtime>; | ||
| type MaxBootstrapRewards = MaxBootstrapRewards; | ||
| type MaxBootstrapLimits = MaxBootstrapLimits; | ||
| } | ||
|
|
||
| pub struct PoolLpGenerate; | ||
| impl StablePoolLpCurrencyIdGenerate<CurrencyId, StablePoolId> for PoolLpGenerate { | ||
| fn generate_by_pool_id(pool_id: StablePoolId) -> CurrencyId { | ||
| CurrencyId::StableLpToken(pool_id) | ||
| } | ||
| } | ||
|
|
||
| pub struct DexStableVerifyPoolAsset; | ||
| impl ValidateCurrency<CurrencyId> for DexStableVerifyPoolAsset { | ||
| fn validate_pooled_currency(_currencies: &[CurrencyId]) -> bool { | ||
| true | ||
| } | ||
|
|
||
| fn validate_pool_lp_currency(currency_id: CurrencyId) -> bool { | ||
| if Tokens::total_issuance(currency_id) > 0 { | ||
| return false; | ||
| } | ||
| true | ||
| } | ||
| } | ||
|
|
||
| impl dex_stable::Config for Runtime { | ||
| type RuntimeEvent = RuntimeEvent; | ||
| type CurrencyId = CurrencyId; | ||
| type MultiCurrency = Tokens; | ||
| type PoolId = StablePoolId; | ||
| type TimeProvider = Timestamp; | ||
| type EnsurePoolAsset = DexStableVerifyPoolAsset; | ||
| type LpGenerate = PoolLpGenerate; | ||
| type PoolCurrencyLimit = CurrencyLimit; | ||
| type PoolCurrencySymbolLimit = StringLimit; | ||
| type PalletId = DexStablePalletId; | ||
| type WeightInfo = weights::dex_stable::WeightInfo<Runtime>; | ||
| } | ||
|
|
||
| impl dex_swap_router::Config for Runtime { | ||
| type RuntimeEvent = RuntimeEvent; | ||
| type StablePoolId = StablePoolId; | ||
| type Balance = Balance; | ||
| type CurrencyId = CurrencyId; | ||
| type GeneralAmm = DexGeneral; | ||
| type StableAmm = DexStable; | ||
| type GeneralWeightInfo = weights::dex_general::WeightInfo<Runtime>; | ||
| type StableWeightInfo = weights::dex_stable::WeightInfo<Runtime>; | ||
| type WeightInfo = weights::dex_swap_router::WeightInfo<Runtime>; | ||
| } | ||
|
|
||
| pub struct SetLoansExchangeRates; | ||
| impl OnRuntimeUpgrade for SetLoansExchangeRates { | ||
| fn on_runtime_upgrade() -> Weight { | ||
| let min_exchange_rate = loans::MinExchangeRate::<Runtime>::get(); | ||
| if min_exchange_rate.is_zero() { | ||
| loans::MinExchangeRate::<Runtime>::put(Rate::from_inner(loans::DEFAULT_MIN_EXCHANGE_RATE)); | ||
| } | ||
| let max_exchange_rate = loans::MaxExchangeRate::<Runtime>::get(); | ||
| if max_exchange_rate.is_zero() { | ||
| loans::MaxExchangeRate::<Runtime>::put(Rate::from_inner(loans::DEFAULT_MAX_EXCHANGE_RATE)); | ||
| } | ||
| <Runtime as frame_system::Config>::DbWeight::get().reads_writes(2, 2) | ||
| } | ||
|
|
||
| #[cfg(feature = "try-runtime")] | ||
| fn post_upgrade(_state: sp_std::vec::Vec<u8>) -> Result<(), &'static str> { | ||
| let min_exchange_rate = loans::MinExchangeRate::<Runtime>::get(); | ||
| let max_exchange_rate = loans::MaxExchangeRate::<Runtime>::get(); | ||
| ensure!( | ||
| !min_exchange_rate.is_zero(), | ||
| "Minimum lending exchange rate must be greater than zero" | ||
| ); | ||
| ensure!( | ||
| !max_exchange_rate.is_zero(), | ||
| "Minimum lending exchange rate must be greater than zero" | ||
| ); | ||
| ensure!( | ||
| min_exchange_rate.lt(&max_exchange_rate), | ||
| "Minimum lending exchange rate must be greater than the maximum exchange rate" | ||
| ); | ||
| Ok(()) | ||
| } | ||
| } |
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