w8 · tx · Efu···PMX

tx · EfuQpcbfFVtHihDajF44cspjSSdrpkjw5S6RcmgFkPMX

3MtoBpCc3s2T4CxasJ5MXrZZsU339D28mvD:  -0.01400000 Waves

2021.05.25 17:46 [1541319] smart account 3MtoBpCc3s2T4CxasJ5MXrZZsU339D28mvD > SELF 0.00000000 Waves

{
    "type": 13,
    "id": "EfuQpcbfFVtHihDajF44cspjSSdrpkjw5S6RcmgFkPMX",
    "fee": 1400000,
    "feeAssetId": null,
    "timestamp": 1621953990515,
    "version": 2,
    "chainId": 84,
    "sender": "3MtoBpCc3s2T4CxasJ5MXrZZsU339D28mvD",
    "senderPublicKey": "8SRjg8K8B7rhV2pih6qRgku886VQE4phwNCDjWZu1fUe",
    "proofs": [
        "5Q2jY13ptzCsaJn7P6uYmpFLmLHDcHjVRMSLY5Pf14Friiuza6vUZYrv9npewwABR1fDyQeXrDvKMXcMcqg2Zjn4"
    ],
    "script": "base64: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",
    "height": 1541319,
    "applicationStatus": "succeeded",
    "spentComplexity": 0
}

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Diff: 
Old New Differences
130 130      }
131 131  
132 132  
133 + 
134 + @Callable(i)
135 + func exchangeAssetToken (assetId,amount) = {
136 +     let currentUserAddress = toBase58String(i.caller.bytes)
137 +     let currentUserBalance = assetBalance(Address(fromBase58String(currentUserAddress)), fromBase58String(getValueDAppAssetId()))
138 +     let assetPrice = getValueAssetPrice(assetId)
139 +     let sum = (assetPrice * amount)
140 +     let newUserBalance = (currentUserBalance - sum)
141 +     if ((0 > newUserBalance))
142 +         then throw("not enoung balance")
143 +         else [ScriptTransfer(Address(fromBase58String(currentUserAddress)), amount, fromBase58String(assetId)), Burn(fromBase58String(getValueDAppAssetId()), sum)]
144 +     }
145 + 
146 + 
133 147  @Verifier(tx)
134 148  func verify () = sigVerify(tx.bodyBytes, tx.proofs[0], tx.senderPublicKey)
135 149  
Full: 
Old New Differences
1 1  {-# STDLIB_VERSION 4 #-}
2 2  {-# SCRIPT_TYPE ACCOUNT #-}
3 3  {-# CONTENT_TYPE DAPP #-}
4 4  func getNumberByKey (key) = {
5 5      let number =     match getInteger(this, key) {
6 6          case a: Int => 
7 7              a
8 8          case _ => 
9 9              0
10 10      }
11 11      number
12 12      }
13 13  
14 14  
15 15  let NONE = "none"
16 16  
17 17  func getStringByKey (key) = {
18 18      let string =     match getString(this, key) {
19 19          case a: String => 
20 20              a
21 21          case _ => 
22 22              NONE
23 23      }
24 24      string
25 25      }
26 26  
27 27  
28 28  func getKeyUserEmail (user) = (("user_" + user) + "_email")
29 29  
30 30  
31 31  func getValueUserEmail (user) = getStringByKey(getKeyUserEmail(user))
32 32  
33 33  
34 34  func getKeyUserBalance (user) = (("user_" + user) + "_balance")
35 35  
36 36  
37 37  func getValueUserBalance (user) = getNumberByKey(getKeyUserBalance(user))
38 38  
39 39  
40 40  func getKeyDAppAssetId () = "dApp_assetId"
41 41  
42 42  
43 43  func getValueDAppAssetId () = getStringByKey(getKeyDAppAssetId())
44 44  
45 45  
46 46  func getKeyDAppBalance () = "dApp_balance"
47 47  
48 48  
49 49  func getValueDAppBalance () = getNumberByKey(getKeyDAppBalance())
50 50  
51 51  
52 52  func getKeyAssetTitle (asset) = (("asset_" + asset) + "_title")
53 53  
54 54  
55 55  func getValueAssetTitle (asset) = getStringByKey(getKeyAssetTitle(asset))
56 56  
57 57  
58 58  func getKeyAssetPrice (asset) = (("asset_" + asset) + "_price")
59 59  
60 60  
61 61  func getValueAssetPrice (asset) = getNumberByKey(getKeyAssetPrice(asset))
62 62  
63 63  
64 64  func getKeyAssetData (asset) = (("asset_" + asset) + "_data")
65 65  
66 66  
67 67  func getValueAssetData (asset) = getStringByKey(getKeyAssetPrice(asset))
68 68  
69 69  
70 70  @Callable(i)
71 71  func signUp (email) = {
72 72      let currentUserAddress = toBase58String(i.caller.bytes)
73 73      let currentUserEmail = getValueUserEmail(currentUserAddress)
74 74      if ((currentUserEmail != NONE))
75 75          then throw("user is already registered")
76 76          else [StringEntry(getKeyUserEmail(currentUserAddress), email), IntegerEntry(getKeyUserBalance(currentUserAddress), 0)]
77 77      }
78 78  
79 79  
80 80  
81 81  @Callable(i)
82 82  func issueToken (quantity) = {
83 83      let dAppAssetId = getValueDAppAssetId()
84 84      if ((dAppAssetId != NONE))
85 85          then throw("token has already been issued")
86 86          else {
87 87              let asset = Issue("NYAN-25", "NYAN-25 token", quantity, 0, true)
88 88              let assetId = calculateAssetId(asset)
89 89  [asset, StringEntry(getKeyDAppAssetId(), toBase58String(assetId)), IntegerEntry(getKeyDAppBalance(), quantity)]
90 90              }
91 91      }
92 92  
93 93  
94 94  
95 95  @Callable(i)
96 96  func reissueToken (quantity) = {
97 97      let dAppAssetId = getValueDAppAssetId()
98 98      if ((dAppAssetId == NONE))
99 99          then throw("token has not been issued")
100 100          else {
101 101              let currentDAppBalance = getValueDAppBalance()
102 102              let newBalance = (currentDAppBalance + quantity)
103 103  [Reissue(fromBase58String(dAppAssetId), quantity, true), IntegerEntry(getKeyDAppBalance(), newBalance)]
104 104              }
105 105      }
106 106  
107 107  
108 108  
109 109  @Callable(i)
110 110  func transferToken (recipient,amount) = {
111 111      let currentDAppBalance = getValueDAppBalance()
112 112      let newDAppBalance = (currentDAppBalance - amount)
113 113      if ((0 > newDAppBalance))
114 114          then throw("not enoung balance")
115 115          else {
116 116              let currentUserAddress = toBase58String(i.caller.bytes)
117 117              let currentUserBalance = getValueUserBalance(currentUserAddress)
118 118              let newUserBalance = (currentUserBalance + amount)
119 119  [IntegerEntry(getKeyDAppBalance(), newDAppBalance), IntegerEntry(getKeyUserBalance(recipient), newUserBalance), ScriptTransfer(Address(fromBase58String(recipient)), amount, fromBase58String(getValueDAppAssetId()))]
120 120              }
121 121      }
122 122  
123 123  
124 124  
125 125  @Callable(i)
126 126  func issueAssetToken (name,description,quantity,price,data) = {
127 127      let asset = Issue(name, description, quantity, 0, true)
128 128      let assetId = calculateAssetId(asset)
129 129  [asset, StringEntry(getKeyAssetTitle(toBase58String(assetId)), name), IntegerEntry(getKeyAssetPrice(toBase58String(assetId)), price), StringEntry(getKeyAssetData(toBase58String(assetId)), data)]
130 130      }
131 131  
132 132  
133 + 
134 + @Callable(i)
135 + func exchangeAssetToken (assetId,amount) = {
136 +     let currentUserAddress = toBase58String(i.caller.bytes)
137 +     let currentUserBalance = assetBalance(Address(fromBase58String(currentUserAddress)), fromBase58String(getValueDAppAssetId()))
138 +     let assetPrice = getValueAssetPrice(assetId)
139 +     let sum = (assetPrice * amount)
140 +     let newUserBalance = (currentUserBalance - sum)
141 +     if ((0 > newUserBalance))
142 +         then throw("not enoung balance")
143 +         else [ScriptTransfer(Address(fromBase58String(currentUserAddress)), amount, fromBase58String(assetId)), Burn(fromBase58String(getValueDAppAssetId()), sum)]
144 +     }
145 + 
146 + 
133 147  @Verifier(tx)
134 148  func verify () = sigVerify(tx.bodyBytes, tx.proofs[0], tx.senderPublicKey)
135 149

Old	New		Differences
130	130		}
131	131
132	132
	133	+
	134	+	@Callable(i)
	135	+	func exchangeAssetToken (assetId,amount) = {
	136	+	let currentUserAddress = toBase58String(i.caller.bytes)
	137	+	let currentUserBalance = assetBalance(Address(fromBase58String(currentUserAddress)), fromBase58String(getValueDAppAssetId()))
	138	+	let assetPrice = getValueAssetPrice(assetId)
	139	+	let sum = (assetPrice * amount)
	140	+	let newUserBalance = (currentUserBalance - sum)
	141	+	if ((0 > newUserBalance))
	142	+	then throw("not enoung balance")
	143	+	else [ScriptTransfer(Address(fromBase58String(currentUserAddress)), amount, fromBase58String(assetId)), Burn(fromBase58String(getValueDAppAssetId()), sum)]
	144	+	}
	145	+
	146	+
133	147		@Verifier(tx)
134	148		func verify () = sigVerify(tx.bodyBytes, tx.proofs[0], tx.senderPublicKey)
135	149

Old	New		Differences
1	1		{-# STDLIB_VERSION 4 #-}
2	2		{-# SCRIPT_TYPE ACCOUNT #-}
3	3		{-# CONTENT_TYPE DAPP #-}
4	4		func getNumberByKey (key) = {
5	5		let number = match getInteger(this, key) {
6	6		case a: Int =>
7	7		a
8	8		case _ =>
9	9		0
10	10		}
11	11		number
12	12		}
13	13
14	14
15	15		let NONE = "none"
16	16
17	17		func getStringByKey (key) = {
18	18		let string = match getString(this, key) {
19	19		case a: String =>
20	20		a
21	21		case _ =>
22	22		NONE
23	23		}
24	24		string
25	25		}
26	26
27	27
28	28		func getKeyUserEmail (user) = (("user_" + user) + "_email")
29	29
30	30
31	31		func getValueUserEmail (user) = getStringByKey(getKeyUserEmail(user))
32	32
33	33
34	34		func getKeyUserBalance (user) = (("user_" + user) + "_balance")
35	35
36	36
37	37		func getValueUserBalance (user) = getNumberByKey(getKeyUserBalance(user))
38	38
39	39
40	40		func getKeyDAppAssetId () = "dApp_assetId"
41	41
42	42
43	43		func getValueDAppAssetId () = getStringByKey(getKeyDAppAssetId())
44	44
45	45
46	46		func getKeyDAppBalance () = "dApp_balance"
47	47
48	48
49	49		func getValueDAppBalance () = getNumberByKey(getKeyDAppBalance())
50	50
51	51
52	52		func getKeyAssetTitle (asset) = (("asset_" + asset) + "_title")
53	53
54	54
55	55		func getValueAssetTitle (asset) = getStringByKey(getKeyAssetTitle(asset))
56	56
57	57
58	58		func getKeyAssetPrice (asset) = (("asset_" + asset) + "_price")
59	59
60	60
61	61		func getValueAssetPrice (asset) = getNumberByKey(getKeyAssetPrice(asset))
62	62
63	63
64	64		func getKeyAssetData (asset) = (("asset_" + asset) + "_data")
65	65
66	66
67	67		func getValueAssetData (asset) = getStringByKey(getKeyAssetPrice(asset))
68	68
69	69
70	70		@Callable(i)
71	71		func signUp (email) = {
72	72		let currentUserAddress = toBase58String(i.caller.bytes)
73	73		let currentUserEmail = getValueUserEmail(currentUserAddress)
74	74		if ((currentUserEmail != NONE))
75	75		then throw("user is already registered")
76	76		else [StringEntry(getKeyUserEmail(currentUserAddress), email), IntegerEntry(getKeyUserBalance(currentUserAddress), 0)]
77	77		}
78	78
79	79
80	80
81	81		@Callable(i)
82	82		func issueToken (quantity) = {
83	83		let dAppAssetId = getValueDAppAssetId()
84	84		if ((dAppAssetId != NONE))
85	85		then throw("token has already been issued")
86	86		else {
87	87		let asset = Issue("NYAN-25", "NYAN-25 token", quantity, 0, true)
88	88		let assetId = calculateAssetId(asset)
89	89		[asset, StringEntry(getKeyDAppAssetId(), toBase58String(assetId)), IntegerEntry(getKeyDAppBalance(), quantity)]
90	90		}
91	91		}
92	92
93	93
94	94
95	95		@Callable(i)
96	96		func reissueToken (quantity) = {
97	97		let dAppAssetId = getValueDAppAssetId()
98	98		if ((dAppAssetId == NONE))
99	99		then throw("token has not been issued")
100	100		else {
101	101		let currentDAppBalance = getValueDAppBalance()
102	102		let newBalance = (currentDAppBalance + quantity)
103	103		[Reissue(fromBase58String(dAppAssetId), quantity, true), IntegerEntry(getKeyDAppBalance(), newBalance)]
104	104		}
105	105		}
106	106
107	107
108	108
109	109		@Callable(i)
110	110		func transferToken (recipient,amount) = {
111	111		let currentDAppBalance = getValueDAppBalance()
112	112		let newDAppBalance = (currentDAppBalance - amount)
113	113		if ((0 > newDAppBalance))
114	114		then throw("not enoung balance")
115	115		else {
116	116		let currentUserAddress = toBase58String(i.caller.bytes)
117	117		let currentUserBalance = getValueUserBalance(currentUserAddress)
118	118		let newUserBalance = (currentUserBalance + amount)
119	119		[IntegerEntry(getKeyDAppBalance(), newDAppBalance), IntegerEntry(getKeyUserBalance(recipient), newUserBalance), ScriptTransfer(Address(fromBase58String(recipient)), amount, fromBase58String(getValueDAppAssetId()))]
120	120		}
121	121		}
122	122
123	123
124	124
125	125		@Callable(i)
126	126		func issueAssetToken (name,description,quantity,price,data) = {
127	127		let asset = Issue(name, description, quantity, 0, true)
128	128		let assetId = calculateAssetId(asset)
129	129		[asset, StringEntry(getKeyAssetTitle(toBase58String(assetId)), name), IntegerEntry(getKeyAssetPrice(toBase58String(assetId)), price), StringEntry(getKeyAssetData(toBase58String(assetId)), data)]
130	130		}
131	131
132	132
	133	+
	134	+	@Callable(i)
	135	+	func exchangeAssetToken (assetId,amount) = {
	136	+	let currentUserAddress = toBase58String(i.caller.bytes)
	137	+	let currentUserBalance = assetBalance(Address(fromBase58String(currentUserAddress)), fromBase58String(getValueDAppAssetId()))
	138	+	let assetPrice = getValueAssetPrice(assetId)
	139	+	let sum = (assetPrice * amount)
	140	+	let newUserBalance = (currentUserBalance - sum)
	141	+	if ((0 > newUserBalance))
	142	+	then throw("not enoung balance")
	143	+	else [ScriptTransfer(Address(fromBase58String(currentUserAddress)), amount, fromBase58String(assetId)), Burn(fromBase58String(getValueDAppAssetId()), sum)]
	144	+	}
	145	+
	146	+
133	147		@Verifier(tx)
134	148		func verify () = sigVerify(tx.bodyBytes, tx.proofs[0], tx.senderPublicKey)
135	149

github/deemru/w8io/873ac7e 
23.72 ms ◑