2022.10.03 15:39 [3321654] smart account 3PH2KWQ4aPVZQo27CKYvA3wtLFpocJ9oSxR > SELF 0.00000000 Waves

{
    "type": 13,
    "id": "GnNM93ngjiQFQ46MmSebqgjdTxq33QXgksZH56PcMtrJ",
    "fee": 400000,
    "feeAssetId": null,
    "timestamp": 1664800845968,
    "version": 2,
    "chainId": 87,
    "sender": "3PH2KWQ4aPVZQo27CKYvA3wtLFpocJ9oSxR",
    "senderPublicKey": "F2oYoje2nsMBbUbhBJwpyE7Xdc5HsMi7BmkNW22i7Syi",
    "proofs": [
        "5fFBJHArxHoYA35Azvo6WiN2jmZTRGbuHdUAv4EuAjXcHVwB4iZjuivKR4AXTBAZjhN3oH3vmpzzh5Zao1HHZ3Q9"
    ],
    "script": "base64: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",
    "height": 3321654,
    "applicationStatus": "succeeded",
    "spentComplexity": 0
}

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Diff: 
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Differences
41
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    if ((exchangeWaves == exchangeWaves))
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        then {
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            let wavesBalanceAfter = wavesBalance(this).available
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-
            throw(("Echange amount: " + toString((wavesBalanceAfter - wavesBalanceBefore))))
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+
[StringEntry("__debug", ("Exchange amount: " + toString((wavesBalanceAfter - wavesBalanceBefore))))]
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            }
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        else throw("Strict value is not equal to itself.")
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    }
Full: 
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Differences
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1
 
{-# STDLIB_VERSION 5 #-}
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{-# SCRIPT_TYPE ACCOUNT #-}
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{-# CONTENT_TYPE DAPP #-}
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let CourseId = 0
5
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let backendPublicKey = base58'74GNYyhC5BPLvUUT8DoisXVQ8AMhcWCGM5D3jJJ2F9cu'
7
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8
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let UsdnAssetId = base58'DG2xFkPdDwKUoBkzGAhQtLpSGzfXLiCYPEzeKH2Ad24p'
9
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10
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let UsdnAmount = 9000000
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let WavesAssetId = unit
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let WXAssetId = base58'Atqv59EYzjFGuitKVnMRk6H8FukjoV3ktPorbEys25on'
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let ViresAssetId = base58'DSbbhLsSTeDg5Lsiufk2Aneh3DjVqJuPr2M9uU1gwy5p'
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let SwopAssetId = base58'Ehie5xYpeN8op1Cctc6aGUrqx8jq3jtf1DSjXDbfm7aT'
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let EGGAssetId = base58'C1iWsKGqLwjHUndiQ7iXpdmPum9PeCDFfyXBdJJosDRS'
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let WavesPoolAddress = base58'3PHaNgomBkrvEL2QnuJarQVJa71wjw9qiqG'
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let WxPoolAddress = base58'3PKi4G3VX2k42ZSmNNrmvgdDH7JzRaUhY7R'
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let EggPoolAddress = base58'3PEeJQRJT4v4XvSUBPmxhdWKz439nae7KtQ'
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let SwopPoolAddress = base58'3P27S9V36kw2McjWRZ37AxTx8iwkd7HXw6W'
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let ViresPoolAddress = base58'3PJ48P3p2wvWUjgQaQiZ2cFbr8qmxMokBGd'
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func keyUserCourse (address,courseId) = ((address + "_course_") + toString(CourseId))
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func keyUserRewarded (address,courseId) = (((address + "_course_") + toString(CourseId)) + "_rewarded")
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func calculateRewards () = {
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    let wavesBalanceBefore = wavesBalance(this).available
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    let exchangeWaves = invoke(Address(WavesPoolAddress), "exchange", [1], [AttachedPayment(UsdnAssetId, 3000000)])
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    if ((exchangeWaves == exchangeWaves))
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        then {
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            let wavesBalanceAfter = wavesBalance(this).available
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-
            throw(("Echange amount: " + toString((wavesBalanceAfter - wavesBalanceBefore))))
44
+
[StringEntry("__debug", ("Exchange amount: " + toString((wavesBalanceAfter - wavesBalanceBefore))))]
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            }
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        else throw("Strict value is not equal to itself.")
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    }
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func getUserAlreadyFinished (callerAddress,courseId) = {
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    let kUserCourse = keyUserCourse(callerAddress, courseId)
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    match getBoolean(kUserCourse) {
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        case t: Boolean => 
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            t
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        case _ => 
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            false
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    }
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    }
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60
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func getUserAlreadyRewarded (callerAddress,courseId) = {
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    let kUserRewarded = keyUserRewarded(callerAddress, courseId)
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    match getBoolean(kUserRewarded) {
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        case t: Boolean => 
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            t
66
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        case _ => 
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            false
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    }
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69
 
    }
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@Callable(i)
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func payForCertificate (name,courseId,signature) = {
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    let callerAddress = toString(i.originCaller)
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    let kUserCourseValue = getUserAlreadyFinished(callerAddress, courseId)
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    let dataToSign = ((name + toString(courseId)) + callerAddress)
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    if ((sigVerify_8Kb(toBytes(dataToSign), fromBase58String(signature), backendPublicKey) == false))
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        then throw("Backend proof is not correct")
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79
 
        else if ((value(value(i.payments[0]).assetId) != UsdnAssetId))
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            then throw("10 USDN should be attached")
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            else if ((value(value(i.payments[0]).amount) != UsdnAmount))
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                then throw((("At least " + toString(UsdnAmount)) + " USDN should be attached"))
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                else if (kUserCourseValue)
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                    then throw("User already got a certificate!")
85
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                    else [BooleanEntry(keyUserCourse(callerAddress, courseId), true)]
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    }
87
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88
88
 
89
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90
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@Callable(i)
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func payToUser (address,courseId) = {
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    let kUserCourseValue = getUserAlreadyFinished(address, courseId)
93
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    let kUserRewardedValue = getUserAlreadyRewarded(address, courseId)
94
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    if ((kUserCourseValue == false))
95
95
 
        then throw("User didn't finish the course")
96
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        else if ((kUserRewardedValue == true))
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            then throw("User was already rewarded")
98
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            else calculateRewards()
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    }
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github/deemru/w8io/786bc32 
41.52 ms ◑