tx · 6fRQDKrTn2SyaqP82oqaibYdDHZBEU35EWn1SXe3Shk6

3Mw2biLQi5ygMk7zexboNGrnMYuaSfrziY8:  -0.01000000 Waves

2022.04.13 11:42 [2006573] smart account 3Mw2biLQi5ygMk7zexboNGrnMYuaSfrziY8 > SELF 0.00000000 Waves

{
    "type": 13,
    "id": "6fRQDKrTn2SyaqP82oqaibYdDHZBEU35EWn1SXe3Shk6",
    "fee": 1000000,
    "feeAssetId": null,
    "timestamp": 1649839387357,
    "version": 2,
    "chainId": 84,
    "sender": "3Mw2biLQi5ygMk7zexboNGrnMYuaSfrziY8",
    "senderPublicKey": "7KdKmjfPuTXGRNZv4VEz9mZiC2qb9JPzuji5z6jszZyo",
    "proofs": [
        "fuiBeJncBE4KrCFB77kP85kSrGRPhVnSBc5pxhMGEuTjk7AShiwd6ArbZfY4QYrhNN9tuhksNhLoRxDH7fV2a6X"
    ],
    "script": "base64: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",
    "height": 2006573,
    "applicationStatus": "succeeded",
    "spentComplexity": 0
}

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Diff: 
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New
Differences
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@Callable(i)
57
57
 
func flashloan (amount,borr) = {
58
-
    let startBalance = assetBalance(this, USDN)
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+
    let startBalance = assetBalance(Address(base58'3Mw2biLQi5ygMk7zexboNGrnMYuaSfrziY8'), USDN)
59
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    let borrower = borr
60
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    let test = reentrantInvoke(Address(base58'3Mw2biLQi5ygMk7zexboNGrnMYuaSfrziY8'), "trade", [fromBase58String(borr), amount, USDN], nil)
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    if ((test == test))
Full: 
Old
New
Differences
1
1
 
{-# STDLIB_VERSION 5 #-}
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2
 
{-# SCRIPT_TYPE ACCOUNT #-}
3
3
 
{-# CONTENT_TYPE DAPP #-}
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4
 
let exchangeRate = 10
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5
 
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let exchangeRateDiffPercent = 10
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let USDNtoWAVESrate = fraction(exchangeRate, (100 - exchangeRateDiffPercent), 100)
9
9
 
10
10
 
let USDN = base58'3KFXBGGLCjA5Z2DuW4Dq9fDDrHjJJP1ZEkaoajSzuKsC'
11
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12
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let WAVES = base58''
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let USDNtoWAVESRate = 10
15
15
 
16
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let loanFeePercent = 1
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@Callable(i)
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func exchangeWAVEStoUSDN (amount,assetId,caller) = if ((assetId == WAVES))
20
20
 
    then [ScriptTransfer(Address(caller), (amount / USDNtoWAVESrate), USDN), IntegerEntry("WAVEStoUSDN", amount)]
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    else throw("Unexpected Token")
22
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23
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24
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25
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@Callable(i)
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func exchangeUSDNtoWAVES (amount,assetId,caller) = if ((assetId == USDN))
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    then [ScriptTransfer(Address(caller), (amount * USDNtoWAVESRate), unit), IntegerEntry("USDNtoWAVES", amount)]
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    else throw("Unexpected Token")
29
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30
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31
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32
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@Callable(i)
33
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func trade (borrower,amount,assetId) = {
34
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    let loanAmount = if ((assetId == USDN))
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        then amount
36
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        else throw("Unexpected payment asset")
37
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    let startBalanceWAVES = assetBalance(this, WAVES)
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    let r1 = reentrantInvoke(Address(base58'3Mw2biLQi5ygMk7zexboNGrnMYuaSfrziY8'), "exchangeUSDNtoWAVES", [amount, USDN, borrower], nil)
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    if ((r1 == r1))
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        then {
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            let diffWAVES = (assetBalance(this, WAVES) - startBalanceWAVES)
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            let r2 = reentrantInvoke(Address(base58'3Mw2biLQi5ygMk7zexboNGrnMYuaSfrziY8'), "exchangeWAVEStoUSDN", [amount, WAVES, borrower], nil)
43
43
 
            if ((r2 == r2))
44
44
 
                then {
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                    let debt = fraction(loanAmount, loanFeePercent, 100)
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                    let profit = (assetBalance(this, USDN) - debt)
47
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[StringEntry("trade", ((toString(debt) + " ") + toString(profit))), ScriptTransfer(Address(borrower), profit, USDN)]
48
48
 
                    }
49
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                else throw("Strict value is not equal to itself.")
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            }
51
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        else throw("Strict value is not equal to itself.")
52
52
 
    }
53
53
 
54
54
 
55
55
 
56
56
 
@Callable(i)
57
57
 
func flashloan (amount,borr) = {
58
-
    let startBalance = assetBalance(this, USDN)
58
+
    let startBalance = assetBalance(Address(base58'3Mw2biLQi5ygMk7zexboNGrnMYuaSfrziY8'), USDN)
59
59
 
    let borrower = borr
60
60
 
    let test = reentrantInvoke(Address(base58'3Mw2biLQi5ygMk7zexboNGrnMYuaSfrziY8'), "trade", [fromBase58String(borr), amount, USDN], nil)
61
61
 
    if ((test == test))
62
62
 
        then {
63
63
 
            let balanceDiff = (assetBalance(this, USDN) - startBalance)
64
64
 
            let profit = fraction(amount, loanFeePercent, 100)
65
65
 
            if ((profit > balanceDiff))
66
66
 
                then throw(((("Debt not paid, because diff = " + toString(balanceDiff)) + ". Expected diff = ") + toString(profit)))
67
67
 
                else [IntegerEntry("startBalance", startBalance)]
68
68
 
            }
69
69
 
        else throw("Strict value is not equal to itself.")
70
70
 
    }
71
71
 
72
72
 

github/deemru/w8io/026f985 
44.48 ms ◑