tx · 44atK4ADWzqXg5zGaADYK4UyMHpiGQAsL8uZv2H55Pgw

3Mw2biLQi5ygMk7zexboNGrnMYuaSfrziY8:  -0.01000000 Waves

2022.04.13 13:57 [2006709] smart account 3Mw2biLQi5ygMk7zexboNGrnMYuaSfrziY8 > SELF 0.00000000 Waves

{
    "type": 13,
    "id": "44atK4ADWzqXg5zGaADYK4UyMHpiGQAsL8uZv2H55Pgw",
    "fee": 1000000,
    "feeAssetId": null,
    "timestamp": 1649847518637,
    "version": 2,
    "chainId": 84,
    "sender": "3Mw2biLQi5ygMk7zexboNGrnMYuaSfrziY8",
    "senderPublicKey": "7KdKmjfPuTXGRNZv4VEz9mZiC2qb9JPzuji5z6jszZyo",
    "proofs": [
        "jqA7EjA1jQF9cbr4fqaP7f7j1338ZdLx8EkWzshbmtLm2yNZXiGozQRfqksjDYsNT8BFX2f36fvRPJqHtiDtsuR"
    ],
    "script": "base64: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",
    "height": 2006709,
    "applicationStatus": "succeeded",
    "spentComplexity": 0
}

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Diff: 
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New
Differences
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17
 
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18
 
@Callable(i)
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19
 
func exchangeWAVEStoUSDN (amount,assetId,caller) = if ((assetId == WAVES))
20
-
    then [ScriptTransfer(Address(caller), (amount / USDNtoWAVESrate), USDN), IntegerEntry("WAVEStoUSDN", amount)]
20
+
    then [ScriptTransfer(Address(caller), fraction(amount, (USDNtoWAVESrate - 1), 100), USDN), IntegerEntry("WAVEStoUSDN", amount)]
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21
 
    else throw("Unexpected Token")
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23
 

Full: 
Old
New
Differences
1
1
 
{-# STDLIB_VERSION 5 #-}
2
2
 
{-# SCRIPT_TYPE ACCOUNT #-}
3
3
 
{-# CONTENT_TYPE DAPP #-}
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4
 
let exchangeRate = 10
5
5
 
6
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let exchangeRateDiffPercent = 10
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7
 
8
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let USDNtoWAVESrate = fraction(exchangeRate, (100 - exchangeRateDiffPercent), 100)
9
9
 
10
10
 
let USDN = base58'25FEqEjRkqK6yCkiT7Lz6SAYz7gUFCtxfCChnrVFD5AT'
11
11
 
12
12
 
let WAVES = base58''
13
13
 
14
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let USDNtoWAVESRate = 10
15
15
 
16
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let loanFeePercent = 1
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18
18
 
@Callable(i)
19
19
 
func exchangeWAVEStoUSDN (amount,assetId,caller) = if ((assetId == WAVES))
20
-
    then [ScriptTransfer(Address(caller), (amount / USDNtoWAVESrate), USDN), IntegerEntry("WAVEStoUSDN", amount)]
20
+
    then [ScriptTransfer(Address(caller), fraction(amount, (USDNtoWAVESrate - 1), 100), USDN), IntegerEntry("WAVEStoUSDN", amount)]
21
21
 
    else throw("Unexpected Token")
22
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24
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25
25
 
@Callable(i)
26
26
 
func exchangeUSDNtoWAVES (amount,assetId,caller) = if ((assetId == USDN))
27
27
 
    then [ScriptTransfer(Address(caller), (amount * USDNtoWAVESRate), unit), IntegerEntry("USDNtoWAVES", amount)]
28
28
 
    else throw("Unexpected Token")
29
29
 
30
30
 
31
31
 
32
32
 
@Callable(i)
33
33
 
func trade (borrower,amount,assetId) = {
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    let loanAmount = if ((assetId == USDN))
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        then amount
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        else throw("Unexpected payment asset")
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    let startBalanceWAVES = wavesBalance(this).regular
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    let r1 = reentrantInvoke(Address(base58'3Mw2biLQi5ygMk7zexboNGrnMYuaSfrziY8'), "exchangeUSDNtoWAVES", [amount, USDN, borrower], nil)
39
39
 
    if ((r1 == r1))
40
40
 
        then {
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41
 
            let diffWAVES = (wavesBalance(this).regular - startBalanceWAVES)
42
42
 
            let r2 = reentrantInvoke(Address(base58'3Mw2biLQi5ygMk7zexboNGrnMYuaSfrziY8'), "exchangeWAVEStoUSDN", [amount, WAVES, borrower], nil)
43
43
 
            if ((r2 == r2))
44
44
 
                then {
45
45
 
                    let debt = fraction(loanAmount, (100 + loanFeePercent), 100)
46
46
 
                    let profit = (assetBalance(this, USDN) - debt)
47
47
 
[StringEntry("profit", toString(profit)), IntegerEntry("STARTBALANCEWAVES", startBalanceWAVES), IntegerEntry("diffWAVES", diffWAVES), IntegerEntry("debt", debt), IntegerEntry("loanAmount", loanAmount), ScriptTransfer(Address(borrower), profit, USDN)]
48
48
 
                    }
49
49
 
                else throw("Strict value is not equal to itself.")
50
50
 
            }
51
51
 
        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
58
 
    let startBalance = assetBalance(this, 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), IntegerEntry("balanceDiff", balanceDiff), StringEntry("this", toString(this))]
68
68
 
            }
69
69
 
        else throw("Strict value is not equal to itself.")
70
70
 
    }
71
71
 
72
72
 

github/deemru/w8io/026f985 
24.51 ms ◑