tx · DKKp19fKQVPVZqyZtE2aJ4KWjAWk42AzwMV1zYSRcn9L

3Mty9tvj2nMt3mudiJFGKqKh8Mai1o8oGCA:  -0.00300000 Waves

2022.09.01 12:50 [2209908] smart account 3Mty9tvj2nMt3mudiJFGKqKh8Mai1o8oGCA > SELF 0.00000000 Waves

{
    "type": 13,
    "id": "DKKp19fKQVPVZqyZtE2aJ4KWjAWk42AzwMV1zYSRcn9L",
    "fee": 300000,
    "feeAssetId": null,
    "timestamp": 1662025869068,
    "version": 2,
    "chainId": 84,
    "sender": "3Mty9tvj2nMt3mudiJFGKqKh8Mai1o8oGCA",
    "senderPublicKey": "D5AsfVE6mgvKZXPLeW3vHDhcVwbypV8qcT64Kmn4UQ3D",
    "proofs": [
        "3EbqPWSpd4Zkm64YAtRCMRNxB7UMzyWTFLaHgm1cPcc1J66xzPahQzMaaoMNdciUsRtpxnVoLuwCjwrfQnWAJUHA"
    ],
    "script": "base64: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",
    "height": 2209908,
    "applicationStatus": "succeeded",
    "spentComplexity": 0
}

View: original | compacted
Prev: D464jY3gKNHcn73ZA1uGyao3JxZEXFjsjaY66355MHJm
Next: none

Diff: 
Old
New
Differences
1
1
 
{-# STDLIB_VERSION 5 #-}
2
2
 
{-# SCRIPT_TYPE ACCOUNT #-}
3
3
 
{-# CONTENT_TYPE DAPP #-}
4
-
let USDN = base58'3KFXBGGLCjA5Z2DuW4Dq9fDDrHjJJP1ZEkaoajSzuKsC'
4
+
let exchangeRate = 10
5
5
 
6
-
let loanFeePercent = (9 / 100)
6
+
let exchangeRateDiffPercent = 10
7
+
8
+
let USDNtoWAVESrate = fraction(exchangeRate, (100 - exchangeRateDiffPercent), 100)
9
+
10
+
let USDN = base58'25FEqEjRkqK6yCkiT7Lz6SAYz7gUFCtxfCChnrVFD5AT'
11
+
12
+
let WAVES = base58''
13
+
14
+
let USDNtoWAVESRate = 10
15
+
16
+
let loanFeePercent = 1
7
17
 
8
18
 
@Callable(i)
9
-
func flashloan (amount,callback,borrower) = {
19
+
func exchangeWAVEStoUSDN (amount,assetId,caller) = if ((assetId == WAVES))
20
+
    then [ScriptTransfer(Address(caller), fraction(amount, (USDNtoWAVESrate - 1), 100), USDN), IntegerEntry("WAVEStoUSDN", amount)]
21
+
    else throw("Unexpected Token")
22
+
23
+
24
+
25
+
@Callable(i)
26
+
func exchangeUSDNtoWAVES (amount,assetId,caller) = if ((assetId == USDN))
27
+
    then [ScriptTransfer(Address(caller), (amount * USDNtoWAVESRate), unit), IntegerEntry("USDNtoWAVES", amount)]
28
+
    else throw("Unexpected Token")
29
+
30
+
31
+
32
+
@Callable(i)
33
+
func trade (borrower,amount,assetId) = {
34
+
    let loanAmount = if ((assetId == USDN))
35
+
        then amount
36
+
        else throw("Unexpected payment asset")
37
+
    let startBalanceWAVES = wavesBalance(this).regular
38
+
    let r1 = reentrantInvoke(Address(base58'3Mw2biLQi5ygMk7zexboNGrnMYuaSfrziY8'), "exchangeUSDNtoWAVES", [amount, USDN, borrower], nil)
39
+
    if ((r1 == r1))
40
+
        then {
41
+
            let diffWAVES = wavesBalance(this).regular
42
+
            let diffWAVES2 = (diffWAVES - startBalanceWAVES)
43
+
            let r2 = reentrantInvoke(Address(base58'3Mw2biLQi5ygMk7zexboNGrnMYuaSfrziY8'), "exchangeWAVEStoUSDN", [amount, WAVES, borrower], nil)
44
+
            if ((r2 == r2))
45
+
                then [IntegerEntry("STARTBALANCEWAVES", startBalanceWAVES), IntegerEntry("diffWAVES", diffWAVES), IntegerEntry("loanAmount", loanAmount), ScriptTransfer(Address(borrower), amount, USDN)]
46
+
                else throw("Strict value is not equal to itself.")
47
+
            }
48
+
        else throw("Strict value is not equal to itself.")
49
+
    }
50
+
51
+
52
+
53
+
@Callable(i)
54
+
func flashloan (amount,borr) = {
10
55
 
    let startBalance = assetBalance(this, USDN)
11
-
    if ((startBalance == startBalance))
56
+
    let borrower = borr
57
+
    let test = reentrantInvoke(Address(base58'3Mw2biLQi5ygMk7zexboNGrnMYuaSfrziY8'), "trade", [fromBase58String(borr), amount, USDN], nil)
58
+
    if ((test == test))
12
59
 
        then {
13
-
            let r = invoke(Address(fromBase58String(borrower)), callback, [i.caller.bytes], [AttachedPayment(USDN, amount)])
14
-
            if ((r == r))
15
-
                then {
16
-
                    let balanceDiff = (assetBalance(this, USDN) - startBalance)
17
-
                    let profit = fraction(amount, loanFeePercent, 100)
18
-
                    if ((profit > balanceDiff))
19
-
                        then throw(((("Debt not paid, because diff = " + toString(balanceDiff)) + ". Expected diff = ") + toString(profit)))
20
-
                        else nil
21
-
                    }
22
-
                else throw("Strict value is not equal to itself.")
60
+
            let balanceDiff = assetBalance(this, USDN)
61
+
            let balanceDiff2 = (balanceDiff - startBalance)
62
+
            let profit = fraction(amount, loanFeePercent, 100)
63
+
            if ((profit > balanceDiff2))
64
+
                then throw(((("Debt not paid, because diff = " + toString(balanceDiff)) + ". Expected diff = ") + toString(profit)))
65
+
                else [IntegerEntry("startBalance", startBalance), IntegerEntry("balanceDiff", balanceDiff2), StringEntry("this", toString(this)), IntegerEntry("profit", profit), ScriptTransfer(Address(fromBase58String(borr)), (amount + profit), USDN)]
23
66
 
            }
24
67
 
        else throw("Strict value is not equal to itself.")
25
68
 
    }
Full: 
Old
New
Differences
1
1
 
{-# STDLIB_VERSION 5 #-}
2
2
 
{-# SCRIPT_TYPE ACCOUNT #-}
3
3
 
{-# CONTENT_TYPE DAPP #-}
4
-
let USDN = base58'3KFXBGGLCjA5Z2DuW4Dq9fDDrHjJJP1ZEkaoajSzuKsC'
4
+
let exchangeRate = 10
5
5
 
6
-
let loanFeePercent = (9 / 100)
6
+
let exchangeRateDiffPercent = 10
7
+
8
+
let USDNtoWAVESrate = fraction(exchangeRate, (100 - exchangeRateDiffPercent), 100)
9
+
10
+
let USDN = base58'25FEqEjRkqK6yCkiT7Lz6SAYz7gUFCtxfCChnrVFD5AT'
11
+
12
+
let WAVES = base58''
13
+
14
+
let USDNtoWAVESRate = 10
15
+
16
+
let loanFeePercent = 1
7
17
 
8
18
 
@Callable(i)
9
-
func flashloan (amount,callback,borrower) = {
19
+
func exchangeWAVEStoUSDN (amount,assetId,caller) = if ((assetId == WAVES))
20
+
    then [ScriptTransfer(Address(caller), fraction(amount, (USDNtoWAVESrate - 1), 100), USDN), IntegerEntry("WAVEStoUSDN", amount)]
21
+
    else throw("Unexpected Token")
22
+
23
+
24
+
25
+
@Callable(i)
26
+
func exchangeUSDNtoWAVES (amount,assetId,caller) = if ((assetId == USDN))
27
+
    then [ScriptTransfer(Address(caller), (amount * USDNtoWAVESRate), unit), IntegerEntry("USDNtoWAVES", amount)]
28
+
    else throw("Unexpected Token")
29
+
30
+
31
+
32
+
@Callable(i)
33
+
func trade (borrower,amount,assetId) = {
34
+
    let loanAmount = if ((assetId == USDN))
35
+
        then amount
36
+
        else throw("Unexpected payment asset")
37
+
    let startBalanceWAVES = wavesBalance(this).regular
38
+
    let r1 = reentrantInvoke(Address(base58'3Mw2biLQi5ygMk7zexboNGrnMYuaSfrziY8'), "exchangeUSDNtoWAVES", [amount, USDN, borrower], nil)
39
+
    if ((r1 == r1))
40
+
        then {
41
+
            let diffWAVES = wavesBalance(this).regular
42
+
            let diffWAVES2 = (diffWAVES - startBalanceWAVES)
43
+
            let r2 = reentrantInvoke(Address(base58'3Mw2biLQi5ygMk7zexboNGrnMYuaSfrziY8'), "exchangeWAVEStoUSDN", [amount, WAVES, borrower], nil)
44
+
            if ((r2 == r2))
45
+
                then [IntegerEntry("STARTBALANCEWAVES", startBalanceWAVES), IntegerEntry("diffWAVES", diffWAVES), IntegerEntry("loanAmount", loanAmount), ScriptTransfer(Address(borrower), amount, USDN)]
46
+
                else throw("Strict value is not equal to itself.")
47
+
            }
48
+
        else throw("Strict value is not equal to itself.")
49
+
    }
50
+
51
+
52
+
53
+
@Callable(i)
54
+
func flashloan (amount,borr) = {
10
55
 
    let startBalance = assetBalance(this, USDN)
11
-
    if ((startBalance == startBalance))
56
+
    let borrower = borr
57
+
    let test = reentrantInvoke(Address(base58'3Mw2biLQi5ygMk7zexboNGrnMYuaSfrziY8'), "trade", [fromBase58String(borr), amount, USDN], nil)
58
+
    if ((test == test))
12
59
 
        then {
13
-
            let r = invoke(Address(fromBase58String(borrower)), callback, [i.caller.bytes], [AttachedPayment(USDN, amount)])
14
-
            if ((r == r))
15
-
                then {
16
-
                    let balanceDiff = (assetBalance(this, USDN) - startBalance)
17
-
                    let profit = fraction(amount, loanFeePercent, 100)
18
-
                    if ((profit > balanceDiff))
19
-
                        then throw(((("Debt not paid, because diff = " + toString(balanceDiff)) + ". Expected diff = ") + toString(profit)))
20
-
                        else nil
21
-
                    }
22
-
                else throw("Strict value is not equal to itself.")
60
+
            let balanceDiff = assetBalance(this, USDN)
61
+
            let balanceDiff2 = (balanceDiff - startBalance)
62
+
            let profit = fraction(amount, loanFeePercent, 100)
63
+
            if ((profit > balanceDiff2))
64
+
                then throw(((("Debt not paid, because diff = " + toString(balanceDiff)) + ". Expected diff = ") + toString(profit)))
65
+
                else [IntegerEntry("startBalance", startBalance), IntegerEntry("balanceDiff", balanceDiff2), StringEntry("this", toString(this)), IntegerEntry("profit", profit), ScriptTransfer(Address(fromBase58String(borr)), (amount + profit), USDN)]
23
66
 
            }
24
67
 
        else throw("Strict value is not equal to itself.")
25
68
 
    }
26
69
 
27
70
 

github/deemru/w8io/169f3d6 
28.12 ms ◑