mirror of
https://github.com/FiloSpaTeam/plutus-pioneer-program.git
synced 2024-09-21 17:27:56 +02:00
60 lines
2.1 KiB
Haskell
60 lines
2.1 KiB
Haskell
{-# LANGUAGE DataKinds #-}
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{-# LANGUAGE DeriveAnyClass #-}
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{-# LANGUAGE DeriveGeneric #-}
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{-# LANGUAGE DerivingStrategies #-}
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{-# LANGUAGE FlexibleContexts #-}
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{-# LANGUAGE LambdaCase #-}
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{-# LANGUAGE OverloadedStrings #-}
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{-# LANGUAGE RankNTypes #-}
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{-# LANGUAGE TypeApplications #-}
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{-# LANGUAGE TypeFamilies #-}
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{-# LANGUAGE TypeOperators #-}
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module Uniswap where
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import Control.Monad (forM_, when)
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import Data.Aeson (FromJSON, ToJSON)
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import qualified Data.Semigroup as Semigroup
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import Data.Text.Prettyprint.Doc (Pretty (..), viaShow)
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import GHC.Generics (Generic)
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import Ledger
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import Ledger.Constraints
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import Ledger.Value as Value
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import Plutus.Contract hiding (when)
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import qualified Plutus.Contracts.Currency as Currency
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import qualified Plutus.Contracts.Uniswap as Uniswap
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import Wallet.Emulator.Types (Wallet (..), walletPubKey)
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data UniswapContracts =
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Init
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| UniswapStart
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| UniswapUser Uniswap.Uniswap
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deriving (Eq, Ord, Show, Generic)
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deriving anyclass (FromJSON, ToJSON)
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instance Pretty UniswapContracts where
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pretty = viaShow
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initContract :: Contract (Maybe (Semigroup.Last Currency.OneShotCurrency)) Currency.CurrencySchema Currency.CurrencyError ()
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initContract = do
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ownPK <- pubKeyHash <$> ownPubKey
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cur <- Currency.forgeContract ownPK [(tn, fromIntegral (length wallets) * amount) | tn <- tokenNames]
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let cs = Currency.currencySymbol cur
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v = mconcat [Value.singleton cs tn amount | tn <- tokenNames]
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forM_ wallets $ \w -> do
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let pkh = pubKeyHash $ walletPubKey w
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when (pkh /= ownPK) $ do
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tx <- submitTx $ mustPayToPubKey pkh v
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awaitTxConfirmed $ txId tx
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tell $ Just $ Semigroup.Last cur
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where
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amount = 1000000
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wallets :: [Wallet]
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wallets = [Wallet i | i <- [1 .. 4]]
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tokenNames :: [TokenName]
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tokenNames = ["A", "B", "C", "D"]
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cidFile :: Wallet -> FilePath
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cidFile w = "W" ++ show (getWallet w) ++ ".cid"
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