tx · DkrKPqYaFFC7zUqZfT5HtXrw9w38as7xXkaYS2xuepVY

3NBmj1eEDJmrQ16GJkmVU1p31MTURgoV38r:  -0.01400000 Waves

2019.08.19 15:20 [638019] smart account 3NBmj1eEDJmrQ16GJkmVU1p31MTURgoV38r > SELF 0.00000000 Waves

{
    "type": 13,
    "id": "DkrKPqYaFFC7zUqZfT5HtXrw9w38as7xXkaYS2xuepVY",
    "fee": 1400000,
    "feeAssetId": null,
    "timestamp": 1566217195106,
    "version": 1,
    "sender": "3NBmj1eEDJmrQ16GJkmVU1p31MTURgoV38r",
    "senderPublicKey": "DKGFPozLrsiR8NM4NJzqQaBYC8NyGYjuw2hDYicQVjco",
    "proofs": [
        "24Kg7C3H2tDDyJKuRPEKzwStqwbjz4gJ5rfrrLyw6Quwfq4PoHXqE9YWbN5zFSrdf5rqGjDBKpfTNF4WsFZSq43J"
    ],
    "script": "base64:AwQAAAAGUHViS2V5AQAAABoBVO++G2yXlry4mzH2WZWOPvZoK7DmvzowLwkAAfQAAAADCAUAAAACdHgAAAAJYm9keUJ5dGVzCQABkQAAAAIIBQAAAAJ0eAAAAAZwcm9vZnMAAAAAAAAAAAAFAAAABlB1YktleTD4Qf8=",
    "chainId": 84,
    "height": 638019,
    "spentComplexity": 0
}

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{-# STDLIB_VERSION 3 #-}
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{-# SCRIPT_TYPE ACCOUNT #-}
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{-# CONTENT_TYPE DAPP #-}
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let owner = base58'3NBmj1eEDJmrQ16GJkmVU1p31MTURgoV38r'
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let LiquidAssetId = base58'GhAFhXzwCYfvcXQ3GHFaQFnCzAuYCT156qFqiYyzfkzv'
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let WAVESID = unit
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@Callable(contextObj)
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func uniswap (comission,minTokenRecieve) = if (if ((0 > comission))
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    then true
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    else (comission > 100))
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    then throw("incorrect comission value")
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    else {
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        let wavesAmount = getIntegerValue(this, "wavesAmount")
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        let liquidAmount = getIntegerValue(this, "liquidAmount")
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        let payment =         match contextObj.payment {
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            case p: AttachedPayment => 
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                p
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            case _ => 
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                throw("Payment not attached")
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        }
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        let assetIdReceived = payment.assetId
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        let tokenReceiveAmount = payment.amount
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        if ((assetIdReceived == unit))
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            then {
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                let tokenSendAmount = ((fraction(liquidAmount, tokenReceiveAmount, (tokenReceiveAmount + wavesAmount)) * (100 - comission)) / 100)
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                if ((minTokenRecieve > tokenSendAmount))
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                    then throw("Price has changed dramaticaly. Receiving token amount don't satisfy specified price level")
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                    else {
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                        let assetIdSent = LiquidAssetId
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                        ScriptResult(WriteSet([DataEntry("liquidAmount", (liquidAmount - tokenSendAmount)), DataEntry("wavesAmount", (wavesAmount + tokenReceiveAmount))]), TransferSet([ScriptTransfer(contextObj.caller, tokenSendAmount, assetIdSent)]))
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                        }
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                }
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            else if ((assetIdReceived == LiquidAssetId))
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                then {
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                    let tokenSendAmount = ((fraction(wavesAmount, tokenReceiveAmount, (tokenReceiveAmount + liquidAmount)) * (100 - comission)) / 100)
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                    if ((minTokenRecieve > tokenSendAmount))
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                        then throw("Price has changed dramaticaly. Receiving token amount don't satisfy specified price level")
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                        else {
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                            let assetIdSent = unit
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                            ScriptResult(WriteSet([DataEntry("liquidAmount", (liquidAmount + tokenReceiveAmount)), DataEntry("wavesAmount", (wavesAmount - tokenSendAmount))]), TransferSet([ScriptTransfer(contextObj.caller, tokenSendAmount, assetIdSent)]))
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                            }
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                    }
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                else throw("Asset is not allowed")
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        }
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@Callable(contextObj)
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func withdraw () = {
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    let LiquidBalance = assetBalance(this, LiquidAssetId)
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    let WavesBalance = wavesBalance(this)
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    if ((contextObj.caller.bytes == owner))
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        then ScriptResult(WriteSet([DataEntry("liquidAmount", "withdrawn"), DataEntry("wavesAmount", "withdrawn")]), TransferSet([ScriptTransfer(contextObj.caller, LiquidBalance, LiquidAssetId), ScriptTransfer(contextObj.caller, WavesBalance, unit)]))
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        else throw("You are not exchanger's owner")
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    }
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@Verifier(contextObj)
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func verify () = true
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{-# CONTENT_TYPE EXPRESSION #-}
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let PubKey = base58'3NBmj1eEDJmrQ16GJkmVU1p31MTURgoV38r'
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sigVerify(tx.bodyBytes, tx.proofs[0], PubKey)

github/deemru/w8io/6500d08 
23.28 ms ◑