w8 · tx · Fnm···XNo

tx · FnmYDNRRScKF5NK28hc6AEwSGGZ72u2uUH5p3fuKjXNo

3NCVkjj2MSMQr8SVPP8kqDoVNsqyhSgCLCh:  -0.05000000 Waves

2019.11.27 12:35 [783510] smart account 3NCVkjj2MSMQr8SVPP8kqDoVNsqyhSgCLCh > SELF 0.00000000 Waves

{
    "type": 13,
    "id": "FnmYDNRRScKF5NK28hc6AEwSGGZ72u2uUH5p3fuKjXNo",
    "fee": 5000000,
    "feeAssetId": null,
    "timestamp": 1574847327371,
    "version": 1,
    "sender": "3NCVkjj2MSMQr8SVPP8kqDoVNsqyhSgCLCh",
    "senderPublicKey": "4q9F8H1DKcmSyTVEdgLzjSjSrjaEeDpzib2pSx8emGej",
    "proofs": [
        "3TTUKhjkB2bhtjCkyHtEBozV52pjrJu6ij8BCDDHV7eNnJYBWmjcr1ntYThqb577Qy5pwA3ZxbJgSB1mT81ycXAE"
    ],
    "script": "base64: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",
    "chainId": 84,
    "height": 783510,
    "spentComplexity": 0
}

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Diff: 
Old New Differences
130 130      }
131 131  
132 132  
133 + 
134 + @Callable(i)
135 + func withdraw () = {
136 +     let supplierAddress = toBase58String(i.caller.bytes)
137 +     let balance = getValueBalanceSupplier(supplierAddress)
138 +     if ((0 >= balance))
139 +         then throw("insufficient balbance")
140 +         else ScriptResult(WriteSet([DataEntry(getKeyBalanceSupplier(supplierAddress), 0)]), TransferSet([ScriptTransfer(addressFromStringValue(supplierAddress), balance, unit)]))
141 +     }
142 + 
143 + 
Full: 
Old New Differences
1 1  {-# STDLIB_VERSION 3 #-}
2 2  {-# SCRIPT_TYPE ACCOUNT #-}
3 3  {-# CONTENT_TYPE DAPP #-}
4 4  let NONE = "none"
5 5  
6 6  let VOTERS = 3
7 7  
8 8  let QUORUM = 2
9 9  
10 10  let VOTING = "voting"
11 11  
12 12  let REVEAL = "reveal"
13 13  
14 14  let FEATURED = "featured"
15 15  
16 16  let DELISTED = "delisted"
17 17  
18 18  func getNumberByKey (key) = {
19 19      let num =     match getInteger(this, key) {
20 20          case a: Int => 
21 21              a
22 22          case _ => 
23 23              0
24 24      }
25 25      num
26 26      }
27 27  
28 28  
29 29  func getStrByKey (key) = {
30 30      let str =     match getString(this, key) {
31 31          case a: String => 
32 32              a
33 33          case _ => 
34 34              NONE
35 35      }
36 36      str
37 37      }
38 38  
39 39  
40 40  func getKeyItemPrice (item) = (item + "_price")
41 41  
42 42  
43 43  func getValueItemPrice (item) = getNumberByKey(getKeyItemPrice(item))
44 44  
45 45  
46 46  func getKeyUserItemCounter (user,item) = (((item + "_") + user) + "_cnt")
47 47  
48 48  
49 49  func getValueUserItemCounter (user,item) = getNumberByKey(getKeyUserItemCounter(user, item))
50 50  
51 51  
52 52  func getKeyItem (supplier,title) = ("item_" + toBase58String(sha256(toBytes((supplier + title)))))
53 53  
54 54  
55 55  func getKeyItemData (item) = (item + "_data")
56 56  
57 57  
58 58  func getKeyItemSupplier (item) = (item + "_owner")
59 59  
60 60  
61 61  func getValueItemSupplier (item) = getStrByKey(getKeyItemSupplier(item))
62 62  
63 63  
64 64  func getKeyBalanceSupplier (account) = (account + "_balance")
65 65  
66 66  
67 67  func getValueBalanceSupplier (account) = getNumberByKey(getKeyBalanceSupplier(account))
68 68  
69 69  
70 70  func getKeyCommit (item,user) = (((item + "_") + user) + "_commit")
71 71  
72 72  
73 73  func getValueCommit (item,user) = getStrByKey(getKeyCommit(item, user))
74 74  
75 75  
76 76  func getKeyCommitsCount (item) = (item + "_comctn")
77 77  
78 78  
79 79  func getValueCommitsCount (item) = getNumberByKey(getKeyCommitsCount(item))
80 80  
81 81  
82 82  func getKeyReveal (item,user) = (((item + "_") + user) + "_reveal")
83 83  
84 84  
85 85  func getValueReveal (item,user) = getStrByKey(getKeyReveal(item, user))
86 86  
87 87  
88 88  func getKeyItemStatus (item) = (item + "_status")
89 89  
90 90  
91 91  func getValueItemStatus (item) = getStrByKey(getKeyItemStatus(item))
92 92  
93 93  
94 94  func getKeyVoteCount (item,vote) = ((item + "_res:") + vote)
95 95  
96 96  
97 97  func getValueVoteCount (item,vote) = getNumberByKey(getKeyVoteCount(item, vote))
98 98  
99 99  
100 100  @Callable(i)
101 101  func addItem (title,price,data) = {
102 102      let supplierAddress = toBase58String(i.caller.bytes)
103 103      let item = getKeyItem(supplierAddress, title)
104 104      if ((0 >= price))
105 105          then throw("purchase amount cannot be less than item price")
106 106          else if ((getValueItemSupplier(item) != NONE))
107 107              then throw("an item is already exist")
108 108              else WriteSet([DataEntry(getKeyItemSupplier(item), supplierAddress), DataEntry(getKeyItemPrice(item), price), DataEntry(getKeyItemData(item), data)])
109 109      }
110 110  
111 111  
112 112  
113 113  @Callable(i)
114 114  func purchase (item) = {
115 115      let pmt = extract(i.payment)
116 116      if (isDefined(pmt.assetId))
117 117          then throw("WAVES tokens only at the moment")
118 118          else {
119 119              let userAddress = toBase58String(i.caller.bytes)
120 120              let price = getValueItemPrice(item)
121 121              let supplierAddress = getValueItemSupplier(item)
122 122              if ((price > pmt.amount))
123 123                  then throw("purchase amount cannot be less than item price")
124 124                  else if ((pmt.amount > price))
125 125                      then throw("purchase amount cannot be higher than item price")
126 126                      else if ((supplierAddress == NONE))
127 127                          then throw("supplier does not exist")
128 128                          else WriteSet([DataEntry(getKeyUserItemCounter(userAddress, item), (getValueUserItemCounter(userAddress, item) + 1)), DataEntry(getKeyBalanceSupplier(supplierAddress), (getValueBalanceSupplier(supplierAddress) + pmt.amount))])
129 129              }
130 130      }
131 131  
132 132  
133 + 
134 + @Callable(i)
135 + func withdraw () = {
136 +     let supplierAddress = toBase58String(i.caller.bytes)
137 +     let balance = getValueBalanceSupplier(supplierAddress)
138 +     if ((0 >= balance))
139 +         then throw("insufficient balbance")
140 +         else ScriptResult(WriteSet([DataEntry(getKeyBalanceSupplier(supplierAddress), 0)]), TransferSet([ScriptTransfer(addressFromStringValue(supplierAddress), balance, unit)]))
141 +     }
142 + 
143 +

Old	New		Differences
130	130		}
131	131
132	132
	133	+
	134	+	@Callable(i)
	135	+	func withdraw () = {
	136	+	let supplierAddress = toBase58String(i.caller.bytes)
	137	+	let balance = getValueBalanceSupplier(supplierAddress)
	138	+	if ((0 >= balance))
	139	+	then throw("insufficient balbance")
	140	+	else ScriptResult(WriteSet([DataEntry(getKeyBalanceSupplier(supplierAddress), 0)]), TransferSet([ScriptTransfer(addressFromStringValue(supplierAddress), balance, unit)]))
	141	+	}
	142	+
	143	+

Old	New		Differences
1	1		{-# STDLIB_VERSION 3 #-}
2	2		{-# SCRIPT_TYPE ACCOUNT #-}
3	3		{-# CONTENT_TYPE DAPP #-}
4	4		let NONE = "none"
5	5
6	6		let VOTERS = 3
7	7
8	8		let QUORUM = 2
9	9
10	10		let VOTING = "voting"
11	11
12	12		let REVEAL = "reveal"
13	13
14	14		let FEATURED = "featured"
15	15
16	16		let DELISTED = "delisted"
17	17
18	18		func getNumberByKey (key) = {
19	19		let num = match getInteger(this, key) {
20	20		case a: Int =>
21	21		a
22	22		case _ =>
23	23		0
24	24		}
25	25		num
26	26		}
27	27
28	28
29	29		func getStrByKey (key) = {
30	30		let str = match getString(this, key) {
31	31		case a: String =>
32	32		a
33	33		case _ =>
34	34		NONE
35	35		}
36	36		str
37	37		}
38	38
39	39
40	40		func getKeyItemPrice (item) = (item + "_price")
41	41
42	42
43	43		func getValueItemPrice (item) = getNumberByKey(getKeyItemPrice(item))
44	44
45	45
46	46		func getKeyUserItemCounter (user,item) = (((item + "_") + user) + "_cnt")
47	47
48	48
49	49		func getValueUserItemCounter (user,item) = getNumberByKey(getKeyUserItemCounter(user, item))
50	50
51	51
52	52		func getKeyItem (supplier,title) = ("item_" + toBase58String(sha256(toBytes((supplier + title)))))
53	53
54	54
55	55		func getKeyItemData (item) = (item + "_data")
56	56
57	57
58	58		func getKeyItemSupplier (item) = (item + "_owner")
59	59
60	60
61	61		func getValueItemSupplier (item) = getStrByKey(getKeyItemSupplier(item))
62	62
63	63
64	64		func getKeyBalanceSupplier (account) = (account + "_balance")
65	65
66	66
67	67		func getValueBalanceSupplier (account) = getNumberByKey(getKeyBalanceSupplier(account))
68	68
69	69
70	70		func getKeyCommit (item,user) = (((item + "_") + user) + "_commit")
71	71
72	72
73	73		func getValueCommit (item,user) = getStrByKey(getKeyCommit(item, user))
74	74
75	75
76	76		func getKeyCommitsCount (item) = (item + "_comctn")
77	77
78	78
79	79		func getValueCommitsCount (item) = getNumberByKey(getKeyCommitsCount(item))
80	80
81	81
82	82		func getKeyReveal (item,user) = (((item + "_") + user) + "_reveal")
83	83
84	84
85	85		func getValueReveal (item,user) = getStrByKey(getKeyReveal(item, user))
86	86
87	87
88	88		func getKeyItemStatus (item) = (item + "_status")
89	89
90	90
91	91		func getValueItemStatus (item) = getStrByKey(getKeyItemStatus(item))
92	92
93	93
94	94		func getKeyVoteCount (item,vote) = ((item + "_res:") + vote)
95	95
96	96
97	97		func getValueVoteCount (item,vote) = getNumberByKey(getKeyVoteCount(item, vote))
98	98
99	99
100	100		@Callable(i)
101	101		func addItem (title,price,data) = {
102	102		let supplierAddress = toBase58String(i.caller.bytes)
103	103		let item = getKeyItem(supplierAddress, title)
104	104		if ((0 >= price))
105	105		then throw("purchase amount cannot be less than item price")
106	106		else if ((getValueItemSupplier(item) != NONE))
107	107		then throw("an item is already exist")
108	108		else WriteSet([DataEntry(getKeyItemSupplier(item), supplierAddress), DataEntry(getKeyItemPrice(item), price), DataEntry(getKeyItemData(item), data)])
109	109		}
110	110
111	111
112	112
113	113		@Callable(i)
114	114		func purchase (item) = {
115	115		let pmt = extract(i.payment)
116	116		if (isDefined(pmt.assetId))
117	117		then throw("WAVES tokens only at the moment")
118	118		else {
119	119		let userAddress = toBase58String(i.caller.bytes)
120	120		let price = getValueItemPrice(item)
121	121		let supplierAddress = getValueItemSupplier(item)
122	122		if ((price > pmt.amount))
123	123		then throw("purchase amount cannot be less than item price")
124	124		else if ((pmt.amount > price))
125	125		then throw("purchase amount cannot be higher than item price")
126	126		else if ((supplierAddress == NONE))
127	127		then throw("supplier does not exist")
128	128		else WriteSet([DataEntry(getKeyUserItemCounter(userAddress, item), (getValueUserItemCounter(userAddress, item) + 1)), DataEntry(getKeyBalanceSupplier(supplierAddress), (getValueBalanceSupplier(supplierAddress) + pmt.amount))])
129	129		}
130	130		}
131	131
132	132
	133	+
	134	+	@Callable(i)
	135	+	func withdraw () = {
	136	+	let supplierAddress = toBase58String(i.caller.bytes)
	137	+	let balance = getValueBalanceSupplier(supplierAddress)
	138	+	if ((0 >= balance))
	139	+	then throw("insufficient balbance")
	140	+	else ScriptResult(WriteSet([DataEntry(getKeyBalanceSupplier(supplierAddress), 0)]), TransferSet([ScriptTransfer(addressFromStringValue(supplierAddress), balance, unit)]))
	141	+	}
	142	+
	143	+

github/deemru/w8io/169f3d6 
29.26 ms ◑