tx · HSr7f5ePafBW79X6zDoGXoTqJ3xpofmqTwaAn2T3BEpd

3Mw2biLQi5ygMk7zexboNGrnMYuaSfrziY8:  -0.01000000 Waves

2022.03.25 12:46 [1979305] smart account 3Mw2biLQi5ygMk7zexboNGrnMYuaSfrziY8 > SELF 0.00000000 Waves

{
    "type": 13,
    "id": "HSr7f5ePafBW79X6zDoGXoTqJ3xpofmqTwaAn2T3BEpd",
    "fee": 1000000,
    "feeAssetId": null,
    "timestamp": 1648201589110,
    "version": 2,
    "chainId": 84,
    "sender": "3Mw2biLQi5ygMk7zexboNGrnMYuaSfrziY8",
    "senderPublicKey": "7KdKmjfPuTXGRNZv4VEz9mZiC2qb9JPzuji5z6jszZyo",
    "proofs": [
        "WExeJK24ZyvYzPenq9ttwfWDQGnz17v9aKbaTTA8Gth73cSPToDTRfac1qU6YruBo6cNxe13GiFzGqRm7tquGBp"
    ],
    "script": "base64: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",
    "height": 1979305,
    "applicationStatus": "succeeded",
    "spentComplexity": 0
}

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Diff: 
Old
New
Differences
64
64
 
            let test = trade(fromBase58String(borr), amount, USDN)
65
65
 
            if ((test == test))
66
66
 
                then {
67
-
                    let balanceDiff = (assetBalance(this, USDN) - startBalance)
67
+
                    let balanceDiff = ((assetBalance(this, USDN) + 100000) - startBalance)
68
68
 
                    let profit = fraction(amount, loanFeePercent, 100)
69
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                    if ((profit > balanceDiff))
70
70
 
                        then throw(((("Debt not paid, because diff = " + toString(balanceDiff)) + ". Expected diff = ") + toString(profit)))
Full: 
Old
New
Differences
1
1
 
{-# STDLIB_VERSION 5 #-}
2
2
 
{-# SCRIPT_TYPE ACCOUNT #-}
3
3
 
{-# CONTENT_TYPE DAPP #-}
4
4
 
let exchangeRate = 10
5
5
 
6
6
 
let exchangeRateDiffPercent = 10
7
7
 
8
8
 
let USDNtoWAVESrate = fraction(exchangeRate, (100 - exchangeRateDiffPercent), 100)
9
9
 
10
10
 
let USDN = base58'3KFXBGGLCjA5Z2DuW4Dq9fDDrHjJJP1ZEkaoajSzuKsC'
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
17
17
 
18
18
 
func exchangeWAVEStoUSDN (amount,assetId,caller) = if ((assetId == WAVES))
19
19
 
    then [ScriptTransfer(Address(caller), (amount / USDNtoWAVESrate), USDN), IntegerEntry("WAVEStoUSDN", amount)]
20
20
 
    else throw("Unexpected Token")
21
21
 
22
22
 
23
23
 
func exchangeUSDNtoWAVES (amount,assetId,caller) = if ((assetId == USDN))
24
24
 
    then [ScriptTransfer(Address(caller), (amount * USDNtoWAVESRate), WAVES), IntegerEntry("USDNtoWAVES", amount)]
25
25
 
    else throw("Unexpected Token")
26
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27
27
 
28
28
 
func trade (borrower,amount,assetId) = {
29
29
 
    let loanAmount = if ((assetId == USDN))
30
30
 
        then amount
31
31
 
        else throw("Unexpected payment asset")
32
32
 
    let startBalanceWAVES = assetBalance(this, WAVES)
33
33
 
    if ((startBalanceWAVES == startBalanceWAVES))
34
34
 
        then {
35
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            let r1 = exchangeUSDNtoWAVES(amount, assetId, borrower)
36
36
 
            if ((r1 == r1))
37
37
 
                then {
38
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                    let diffWAVES = (assetBalance(this, WAVES) - startBalanceWAVES)
39
39
 
                    if ((diffWAVES == diffWAVES))
40
40
 
                        then {
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                            let r2 = exchangeWAVEStoUSDN(amount, WAVES, borrower)
42
42
 
                            if ((r2 == r2))
43
43
 
                                then {
44
44
 
                                    let debt = fraction(loanAmount, (100 + loanFeePercent), 100)
45
45
 
                                    let profit = (assetBalance(this, USDN) - debt)
46
46
 
[ScriptTransfer(Address(borrower), profit, USDN), ScriptTransfer(this, debt, USDN), StringEntry("trade", ((toString(debt) + " ") + toString(profit)))]
47
47
 
                                    }
48
48
 
                                else throw("Strict value is not equal to itself.")
49
49
 
                            }
50
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                        else throw("Strict value is not equal to itself.")
51
51
 
                    }
52
52
 
                else throw("Strict value is not equal to itself.")
53
53
 
            }
54
54
 
        else throw("Strict value is not equal to itself.")
55
55
 
    }
56
56
 
57
57
 
58
58
 
@Callable(i)
59
59
 
func flashloan (amount,borr) = {
60
60
 
    let startBalance = assetBalance(this, USDN)
61
61
 
    if ((startBalance == startBalance))
62
62
 
        then {
63
63
 
            let borrower = borr
64
64
 
            let test = trade(fromBase58String(borr), amount, USDN)
65
65
 
            if ((test == test))
66
66
 
                then {
67
-
                    let balanceDiff = (assetBalance(this, USDN) - startBalance)
67
+
                    let balanceDiff = ((assetBalance(this, USDN) + 100000) - startBalance)
68
68
 
                    let profit = fraction(amount, loanFeePercent, 100)
69
69
 
                    if ((profit > balanceDiff))
70
70
 
                        then throw(((("Debt not paid, because diff = " + toString(balanceDiff)) + ". Expected diff = ") + toString(profit)))
71
71
 
                        else nil
72
72
 
                    }
73
73
 
                else throw("Strict value is not equal to itself.")
74
74
 
            }
75
75
 
        else throw("Strict value is not equal to itself.")
76
76
 
    }
77
77
 
78
78
 

github/deemru/w8io/873ac7e 
24.88 ms ◑