2022.10.03 16:19 [3321691] smart account 3PH2KWQ4aPVZQo27CKYvA3wtLFpocJ9oSxR > SELF 0.00000000 Waves

{
    "type": 13,
    "id": "E3JMSBMmE7RB8LzNaGjEsr282UVShjUXDBZ1cDKdg8KW",
    "fee": 500000,
    "feeAssetId": null,
    "timestamp": 1664803168448,
    "version": 2,
    "chainId": 87,
    "sender": "3PH2KWQ4aPVZQo27CKYvA3wtLFpocJ9oSxR",
    "senderPublicKey": "F2oYoje2nsMBbUbhBJwpyE7Xdc5HsMi7BmkNW22i7Syi",
    "proofs": [
        "5g7wpzV93NCRopEExZiavbbFbYAF7UYpDjB8JjtCtDZVScmd9EqpNDdVx8DsJNKJbmSPyjvBhAhKDy29FHK9rSCP"
    ],
    "script": "base64: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",
    "height": 3321691,
    "applicationStatus": "succeeded",
    "spentComplexity": 0
}

View: original | compacted
Prev: 9pbnm4FBiEh6SHREcagzrbJ5CEEeiB88SxQemmqCBwH8
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Diff: 
Old
New
Differences
35
35
 
func keyUserRewarded (address,courseId) = (((address + "_course_") + toString(CourseId)) + "_rewarded")
36
36
 
37
37
 
38
+
func getTokenEquivalent (poolAddress,amount) = {
39
+
    let assetABalance = getIntegerValue(Address(poolAddress), "A_asset_balance")
40
+
    let assetBBalance = getIntegerValue(Address(poolAddress), "B_asset_balance")
41
+
    fraction(assetABalance, amount, assetBBalance)
42
+
    }
43
+
44
+
38
45
 
func calculateRewards () = {
39
46
 
    let wavesBalanceBefore = wavesBalance(this).regular
40
47
 
    if ((wavesBalanceBefore == wavesBalanceBefore))
41
48
 
        then {
42
-
            let exchangeWaves = invoke(Address(WavesPoolAddress), "exchange", [1], [AttachedPayment(UsdnAssetId, 3000000)])
49
+
            let exchangeWaves = invoke(Address(WavesPoolAddress), "exchange", [1], [AttachedPayment(UsdnAssetId, 4000000)])
43
50
 
            if ((exchangeWaves == exchangeWaves))
44
51
 
                then {
45
52
 
                    let wavesBalanceAfter = wavesBalance(this).regular
46
-
[StringEntry("__debug", ((("Exchange amount: " + toString(wavesBalanceAfter)) + ", before: ") + toString(wavesBalanceBefore)))]
53
+
                    if ((wavesBalanceAfter == wavesBalanceAfter))
54
+
                        then {
55
+
                            let wavesAmount = (wavesBalanceAfter - wavesBalanceBefore)
56
+
                            let eggBalanceBefore = assetBalance(this, EGGAssetId)
57
+
                            if ((eggBalanceBefore == eggBalanceBefore))
58
+
                                then {
59
+
                                    let exchangeEgg = invoke(Address(EggPoolAddress), "exchange", [1], [AttachedPayment(UsdnAssetId, 4000000)])
60
+
                                    if ((exchangeEgg == exchangeEgg))
61
+
                                        then {
62
+
                                            let eggBalanceAfter = assetBalance(this, EGGAssetId)
63
+
                                            if ((eggBalanceAfter == eggBalanceAfter))
64
+
                                                then {
65
+
                                                    let eggAmount = (eggBalanceAfter - eggBalanceBefore)
66
+
                                                    let swopAmount = getTokenEquivalent(SwopPoolAddress, 4000000)
67
+
                                                    let wxAmount = getTokenEquivalent(WxPoolAddress, 4000000)
68
+
                                                    let viresAmount = getTokenEquivalent(ViresPoolAddress, 4000000)
69
+
[StringEntry("__debug", makeString([toString(wavesAmount), toString(eggAmount), toString(swopAmount), toString(wxAmount), toString(viresAmount)], " || "))]
70
+
                                                    }
71
+
                                                else throw("Strict value is not equal to itself.")
72
+
                                            }
73
+
                                        else throw("Strict value is not equal to itself.")
74
+
                                    }
75
+
                                else throw("Strict value is not equal to itself.")
76
+
                            }
77
+
                        else throw("Strict value is not equal to itself.")
47
78
 
                    }
48
79
 
                else throw("Strict value is not equal to itself.")
49
80
 
            }
Full: 
Old
New
Differences
1
1
 
{-# STDLIB_VERSION 5 #-}
2
2
 
{-# SCRIPT_TYPE ACCOUNT #-}
3
3
 
{-# CONTENT_TYPE DAPP #-}
4
4
 
let CourseId = 0
5
5
 
6
6
 
let backendPublicKey = base58'74GNYyhC5BPLvUUT8DoisXVQ8AMhcWCGM5D3jJJ2F9cu'
7
7
 
8
8
 
let UsdnAssetId = base58'DG2xFkPdDwKUoBkzGAhQtLpSGzfXLiCYPEzeKH2Ad24p'
9
9
 
10
10
 
let UsdnAmount = 9000000
11
11
 
12
12
 
let WavesAssetId = unit
13
13
 
14
14
 
let WXAssetId = base58'Atqv59EYzjFGuitKVnMRk6H8FukjoV3ktPorbEys25on'
15
15
 
16
16
 
let ViresAssetId = base58'DSbbhLsSTeDg5Lsiufk2Aneh3DjVqJuPr2M9uU1gwy5p'
17
17
 
18
18
 
let SwopAssetId = base58'Ehie5xYpeN8op1Cctc6aGUrqx8jq3jtf1DSjXDbfm7aT'
19
19
 
20
20
 
let EGGAssetId = base58'C1iWsKGqLwjHUndiQ7iXpdmPum9PeCDFfyXBdJJosDRS'
21
21
 
22
22
 
let WavesPoolAddress = base58'3PHaNgomBkrvEL2QnuJarQVJa71wjw9qiqG'
23
23
 
24
24
 
let WxPoolAddress = base58'3PKi4G3VX2k42ZSmNNrmvgdDH7JzRaUhY7R'
25
25
 
26
26
 
let EggPoolAddress = base58'3PEeJQRJT4v4XvSUBPmxhdWKz439nae7KtQ'
27
27
 
28
28
 
let SwopPoolAddress = base58'3P27S9V36kw2McjWRZ37AxTx8iwkd7HXw6W'
29
29
 
30
30
 
let ViresPoolAddress = base58'3PJ48P3p2wvWUjgQaQiZ2cFbr8qmxMokBGd'
31
31
 
32
32
 
func keyUserCourse (address,courseId) = ((address + "_course_") + toString(CourseId))
33
33
 
34
34
 
35
35
 
func keyUserRewarded (address,courseId) = (((address + "_course_") + toString(CourseId)) + "_rewarded")
36
36
 
37
37
 
38
+
func getTokenEquivalent (poolAddress,amount) = {
39
+
    let assetABalance = getIntegerValue(Address(poolAddress), "A_asset_balance")
40
+
    let assetBBalance = getIntegerValue(Address(poolAddress), "B_asset_balance")
41
+
    fraction(assetABalance, amount, assetBBalance)
42
+
    }
43
+
44
+
38
45
 
func calculateRewards () = {
39
46
 
    let wavesBalanceBefore = wavesBalance(this).regular
40
47
 
    if ((wavesBalanceBefore == wavesBalanceBefore))
41
48
 
        then {
42
-
            let exchangeWaves = invoke(Address(WavesPoolAddress), "exchange", [1], [AttachedPayment(UsdnAssetId, 3000000)])
49
+
            let exchangeWaves = invoke(Address(WavesPoolAddress), "exchange", [1], [AttachedPayment(UsdnAssetId, 4000000)])
43
50
 
            if ((exchangeWaves == exchangeWaves))
44
51
 
                then {
45
52
 
                    let wavesBalanceAfter = wavesBalance(this).regular
46
-
[StringEntry("__debug", ((("Exchange amount: " + toString(wavesBalanceAfter)) + ", before: ") + toString(wavesBalanceBefore)))]
53
+
                    if ((wavesBalanceAfter == wavesBalanceAfter))
54
+
                        then {
55
+
                            let wavesAmount = (wavesBalanceAfter - wavesBalanceBefore)
56
+
                            let eggBalanceBefore = assetBalance(this, EGGAssetId)
57
+
                            if ((eggBalanceBefore == eggBalanceBefore))
58
+
                                then {
59
+
                                    let exchangeEgg = invoke(Address(EggPoolAddress), "exchange", [1], [AttachedPayment(UsdnAssetId, 4000000)])
60
+
                                    if ((exchangeEgg == exchangeEgg))
61
+
                                        then {
62
+
                                            let eggBalanceAfter = assetBalance(this, EGGAssetId)
63
+
                                            if ((eggBalanceAfter == eggBalanceAfter))
64
+
                                                then {
65
+
                                                    let eggAmount = (eggBalanceAfter - eggBalanceBefore)
66
+
                                                    let swopAmount = getTokenEquivalent(SwopPoolAddress, 4000000)
67
+
                                                    let wxAmount = getTokenEquivalent(WxPoolAddress, 4000000)
68
+
                                                    let viresAmount = getTokenEquivalent(ViresPoolAddress, 4000000)
69
+
[StringEntry("__debug", makeString([toString(wavesAmount), toString(eggAmount), toString(swopAmount), toString(wxAmount), toString(viresAmount)], " || "))]
70
+
                                                    }
71
+
                                                else throw("Strict value is not equal to itself.")
72
+
                                            }
73
+
                                        else throw("Strict value is not equal to itself.")
74
+
                                    }
75
+
                                else throw("Strict value is not equal to itself.")
76
+
                            }
77
+
                        else throw("Strict value is not equal to itself.")
47
78
 
                    }
48
79
 
                else throw("Strict value is not equal to itself.")
49
80
 
            }
50
81
 
        else throw("Strict value is not equal to itself.")
51
82
 
    }
52
83
 
53
84
 
54
85
 
func getUserAlreadyFinished (callerAddress,courseId) = {
55
86
 
    let kUserCourse = keyUserCourse(callerAddress, courseId)
56
87
 
    match getBoolean(kUserCourse) {
57
88
 
        case t: Boolean => 
58
89
 
            t
59
90
 
        case _ => 
60
91
 
            false
61
92
 
    }
62
93
 
    }
63
94
 
64
95
 
65
96
 
func getUserAlreadyRewarded (callerAddress,courseId) = {
66
97
 
    let kUserRewarded = keyUserRewarded(callerAddress, courseId)
67
98
 
    match getBoolean(kUserRewarded) {
68
99
 
        case t: Boolean => 
69
100
 
            t
70
101
 
        case _ => 
71
102
 
            false
72
103
 
    }
73
104
 
    }
74
105
 
75
106
 
76
107
 
@Callable(i)
77
108
 
func payForCertificate (name,courseId,signature) = {
78
109
 
    let callerAddress = toString(i.originCaller)
79
110
 
    let kUserCourseValue = getUserAlreadyFinished(callerAddress, courseId)
80
111
 
    let dataToSign = ((name + toString(courseId)) + callerAddress)
81
112
 
    if ((sigVerify_8Kb(toBytes(dataToSign), fromBase58String(signature), backendPublicKey) == false))
82
113
 
        then throw("Backend proof is not correct")
83
114
 
        else if ((value(value(i.payments[0]).assetId) != UsdnAssetId))
84
115
 
            then throw("10 USDN should be attached")
85
116
 
            else if ((value(value(i.payments[0]).amount) != UsdnAmount))
86
117
 
                then throw((("At least " + toString(UsdnAmount)) + " USDN should be attached"))
87
118
 
                else if (kUserCourseValue)
88
119
 
                    then throw("User already got a certificate!")
89
120
 
                    else [BooleanEntry(keyUserCourse(callerAddress, courseId), true)]
90
121
 
    }
91
122
 
92
123
 
93
124
 
94
125
 
@Callable(i)
95
126
 
func payToUser (address,courseId) = {
96
127
 
    let kUserCourseValue = getUserAlreadyFinished(address, courseId)
97
128
 
    let kUserRewardedValue = getUserAlreadyRewarded(address, courseId)
98
129
 
    if ((kUserCourseValue == false))
99
130
 
        then throw("User didn't finish the course")
100
131
 
        else if ((kUserRewardedValue == true))
101
132
 
            then throw("User was already rewarded")
102
133
 
            else calculateRewards()
103
134
 
    }
104
135
 
105
136
 

github/deemru/w8io/786bc32 
57.37 ms ◑