tx · CqLLNtjq9Ay5HVt9aTB7wwUPJJ1wkMAKBamp6DxExXkU

3MyX7KJoGgVUG7Vp8o5Dg9CgqtR55NmrfMS:  -0.01000000 Waves

2019.06.22 21:03 [553587] smart account 3MyX7KJoGgVUG7Vp8o5Dg9CgqtR55NmrfMS > SELF 0.00000000 Waves

{
    "type": 13,
    "id": "CqLLNtjq9Ay5HVt9aTB7wwUPJJ1wkMAKBamp6DxExXkU",
    "fee": 1000000,
    "feeAssetId": null,
    "timestamp": 1561226634340,
    "version": 1,
    "sender": "3MyX7KJoGgVUG7Vp8o5Dg9CgqtR55NmrfMS",
    "senderPublicKey": "C7FkrayNovatj1azfcwEgjX92zyxVYabczNecwSjDMZw",
    "proofs": [
        "4wfwwdcKDqmE8t2Hxhba7oUv4nbuTF5GGQ34g7CQfvbso5iBuXg4s99whaRtchVM7gmuzfj7dTkm8WY1KuUp751t"
    ],
    "script": "base64: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BQAAAAl0cmFpZFBhaXIFAAAAA25pbAAAAABt2o8M",
    "chainId": 84,
    "height": 553587,
    "spentComplexity": 0
}

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Full: 

OldNewDifferences
1-# no script
1+{-# STDLIB_VERSION 3 #-}
2+{-# SCRIPT_TYPE ACCOUNT #-}
3+{-# CONTENT_TYPE DAPP #-}
4+let IdxPrice = 0
5+
6+let IdxAmount = 1
7+
8+let IdxTradePair = 2
9+
10+let IdxOrderType = 3
11+
12+let IdxSender = 4
13+
14+let IdxAssetId = 5
15+
16+let BUY = "BUY"
17+
18+let SELL = "SELL"
19+
20+func retainMatcherFee (amount) = fraction(amount, 999, 1000)
21+
22+
23+func matcherFee (amount) = (amount - fraction(amount, 999, 1000))
24+
25+
26+func RemoveUnderscoreIfPresent (remaining) = if ((size(remaining) > 0))
27+    then drop(remaining, 1)
28+    else remaining
29+
30+
31+func FormatDataParam (p) = {
32+    let s = size(p)
33+    if ((s == 0))
34+        then throw("Parameter size must be greater then 0")
35+        else if ((s > 99))
36+            then throw("Parameter size must be less then 100")
37+            else if ((10 > s))
38+                then (("0" + toString(s)) + p)
39+                else (toString(s) + p)
40+    }
41+
42+
43+func ParseNextAttribute (remaining) = {
44+    let s = size(remaining)
45+    if ((s > 0))
46+        then {
47+            let nn = parseIntValue(take(remaining, 2))
48+            let v = take(drop(remaining, 2), nn)
49+            let tmpRemaining = drop(remaining, (nn + 2))
50+            let remainingState = RemoveUnderscoreIfPresent(tmpRemaining)
51+[v, remainingState]
52+            }
53+        else throw("Empty string was passed into parseNextAttribute func")
54+    }
55+
56+
57+func FormatOrderDataStr (traidPair,sender,orderType,price,amount,assetId) = {
58+    let fullStateStr = ((((((((((FormatDataParam(traidPair) + "_") + FormatDataParam(sender)) + "_") + FormatDataParam(orderType)) + "_") + FormatDataParam(toString(price))) + "_") + FormatDataParam(toString(amount))) + "_") + FormatDataParam(assetId))
59+    fullStateStr
60+    }
61+
62+
63+func ParseOrderRawDataStr (rawStateStr) = {
64+    let tradePair = ParseNextAttribute(rawStateStr)
65+    let sender = ParseNextAttribute(tradePair[1])
66+    let orderType = ParseNextAttribute(sender[1])
67+    let price = ParseNextAttribute(orderType[1])
68+    let amount = ParseNextAttribute(price[1])
69+    let assetId = ParseNextAttribute(amount[1])
70+[price[0], amount[0], tradePair[0], orderType[0], sender[0], assetId[0]]
71+    }
72+
73+
74+func pow10 (exp) = if ((exp == 0))
75+    then 1
76+    else if ((exp == 1))
77+        then 10
78+        else if ((exp == 2))
79+            then 100
80+            else if ((exp == 3))
81+                then 1000
82+                else if ((exp == 4))
83+                    then 10000
84+                    else if ((exp == 5))
85+                        then 100000
86+                        else if ((exp == 6))
87+                            then 1000000
88+                            else if ((exp == 7))
89+                                then 10000000
90+                                else if ((exp == 8))
91+                                    then 100000000
92+                                    else if ((exp == 9))
93+                                        then 1000000000
94+                                        else if ((exp == 10))
95+                                            then 10000000000
96+                                            else if ((exp == 11))
97+                                                then 100000000000
98+                                                else if ((exp == 12))
99+                                                    then 1000000000000
100+                                                    else throw("Pow10 more then 12 is not supported")
101+
102+
103+func assetIdFromString (assetId) = if (if ((assetId == "WAVES"))
104+    then true
105+    else (assetId == ""))
106+    then unit
107+    else fromBase58String(assetId)
108+
109+
110+@Callable(i)
111+func order (assetId,price) = {
112+    let pmt = extract(i.payment)
113+    let pmtAssetIdStr = if (isDefined(pmt.assetId))
114+        then toBase58String(value(pmt.assetId))
115+        else "WAVES"
116+    let possibleTraidPair1 = getString(this, ((assetId + "/") + pmtAssetIdStr))
117+    let possibleTraidPair2 = getString(this, ((pmtAssetIdStr + "/") + assetId))
118+    let traidPair = if (isDefined(possibleTraidPair1))
119+        then value(possibleTraidPair1)
120+        else if (isDefined(possibleTraidPair2))
121+            then value(possibleTraidPair2)
122+            else throw("Traiding for that assets is not supported")
123+    let orderType = if (isDefined(possibleTraidPair1))
124+        then BUY
125+        else SELL
126+    let orderStr = FormatOrderDataStr(traidPair, toBase58String(i.caller.bytes), orderType, price, pmt.amount, assetId)
127+    WriteSet([DataEntry(toBase58String(i.transactionId), orderStr)])
128+    }
129+
130+
131+
132+@Callable(i)
133+func matchOrders (order1Id,order2Id) = {
134+    let order1 = ParseOrderRawDataStr(getStringValue(this, order1Id))
135+    let order2 = ParseOrderRawDataStr(getStringValue(this, order2Id))
136+    if ((order1[IdxTradePair] != order2[IdxTradePair]))
137+        then throw("Trying to match orders from different trading pairs")
138+        else if ((order1[IdxOrderType] == order2[IdxOrderType]))
139+            then throw("Trying to match orders of the same type")
140+            else {
141+                let order1isSell = (order1[IdxOrderType] == SELL)
142+                let sellOrder = if (order1isSell)
143+                    then order1
144+                    else order2
145+                let buyOrder = if (!(order1isSell))
146+                    then order1
147+                    else order2
148+                let sellPrice = parseIntValue(sellOrder[IdxPrice])
149+                let buyPrice = parseIntValue(buyOrder[IdxPrice])
150+                let sellOrderAmount = parseIntValue(sellOrder[IdxAmount])
151+                let buyOrderAmount = parseIntValue(buyOrder[IdxAmount])
152+                if ((sellPrice > buyPrice))
153+                    then throw("Orders are not match by price")
154+                    else {
155+                        let exchangePrice = sellPrice
156+                        let amountAssetDecimals = if ((buyOrder[IdxAssetId] == "WAVES"))
157+                            then 8
158+                            else value(assetInfo(value(assetIdFromString(buyOrder[IdxAssetId])))).decimals
159+                        let priceAssetDecimals = if ((sellOrder[IdxAssetId] == "WAVES"))
160+                            then 8
161+                            else value(assetInfo(value(assetIdFromString(sellOrder[IdxAssetId])))).decimals
162+                        let buyAmount = ((buyOrderAmount * pow10(amountAssetDecimals)) / exchangePrice)
163+                        let sellAmount = sellOrderAmount
164+                        let amountAssetAmount = if ((buyAmount >= sellAmount))
165+                            then sellAmount
166+                            else buyAmount
167+                        let priceAssetAmount = ((amountAssetAmount * exchangePrice) / pow10(amountAssetDecimals))
168+                        let updatedBuyStr = FormatOrderDataStr(buyOrder[IdxTradePair], buyOrder[IdxSender], buyOrder[IdxOrderType], buyPrice, (buyOrderAmount - priceAssetAmount), buyOrder[IdxAssetId])
169+                        let updatedSellStr = FormatOrderDataStr(sellOrder[IdxTradePair], sellOrder[IdxSender], sellOrder[IdxOrderType], sellPrice, (sellOrderAmount - amountAssetAmount), sellOrder[IdxAssetId])
170+                        ScriptResult(WriteSet([DataEntry(if (!(order1isSell))
171+                            then order1Id
172+                            else order2Id, updatedBuyStr), DataEntry(if (order1isSell)
173+                            then order1Id
174+                            else order2Id, updatedSellStr)]), TransferSet([ScriptTransfer(addressFromStringValue(buyOrder[IdxSender]), retainMatcherFee(amountAssetAmount), assetIdFromString(buyOrder[IdxAssetId])), ScriptTransfer(addressFromStringValue(sellOrder[IdxSender]), retainMatcherFee(priceAssetAmount), assetIdFromString(sellOrder[IdxAssetId])), ScriptTransfer(i.caller, matcherFee(amountAssetAmount), assetIdFromString(buyOrder[IdxAssetId])), ScriptTransfer(i.caller, matcherFee(priceAssetAmount), assetIdFromString(sellOrder[IdxAssetId]))]))
175+                        }
176+                }
177+    }
178+
179+
180+
181+@Callable(i)
182+func registerTraidPair (asset1,priceAsset,traidPair) = WriteSet([DataEntry(((asset1 + "/") + priceAsset), traidPair)])
183+
184+
github/deemru/w8io/169f3d6 
24.18 ms ◑