w8 · tx · 4bD···s3w

tx · 4bDx9CWuGRtNFD9Yd668p1zxN4Amzhz7XcDgZUzJXs3w

3N9gJ74bD96G8fMq5smzXvLXSq8JfLJAtwD:  -0.01400000 Waves

2019.07.03 11:12 [568979] smart account 3N9gJ74bD96G8fMq5smzXvLXSq8JfLJAtwD > SELF 0.00000000 Waves

{
    "type": 13,
    "id": "4bDx9CWuGRtNFD9Yd668p1zxN4Amzhz7XcDgZUzJXs3w",
    "fee": 1400000,
    "feeAssetId": null,
    "timestamp": 1562141606663,
    "version": 1,
    "sender": "3N9gJ74bD96G8fMq5smzXvLXSq8JfLJAtwD",
    "senderPublicKey": "Du28dC9gJhbPxUVfdZMHFfBWfWfR28ihAMcqXh5tHqwK",
    "proofs": [
        "3PPqfidRNrzWRvVfVLbQ5pFvV7ZKCbJPW4wYbSS1KkiQdjjGNLWU2GG7tHFPgDbD9hjCYFYax1Hy8xxk7dgFQP1H"
    ],
    "script": "base64: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    "chainId": 84,
    "height": 568979,
    "spentComplexity": 0
}

View: original | compacted
Prev: FxUqGZMEV9x5PTTTEvSfLNQDzFEK6C56jBKHEnWL87EM
Next: none

Diff: 
Old New Differences
125 125          then throw("purchase amount cannot be less than item price")
126 126          else if ((getValueItemSupplier(item) != NONE))
127 127              then throw("an item is already exist")
128 -             else WriteSet([DataEntry(getKeyItemSupplier(item), supplierAddress), DataEntry(getKeyItemPrice(item), price), DataEntry(getKeyItemData(item), data)])
128 +             else if ((supplierwhitelist == BLACKLISTED))
129 +                 then throw("supplier's account has been blacklisted")
130 +                 else WriteSet([DataEntry(getKeyItemSupplier(item), supplierAddress), DataEntry(getKeyItemPrice(item), price), DataEntry(getKeyItemData(item), data)])
129 131      }
130 132  
131 133  
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  func getNumberByKey (key) = {
7 7      let num =     match getInteger(this, key) {
8 8          case a: Int => 
9 9              a
10 10          case _ => 
11 11              0
12 12      }
13 13      num
14 14      }
15 15  
16 16  
17 17  func getStrByKey (key) = {
18 18      let str =     match getString(this, key) {
19 19          case a: String => 
20 20              a
21 21          case _ => 
22 22              NONE
23 23      }
24 24      str
25 25      }
26 26  
27 27  
28 28  func getKeyItemPrice (item) = (item + "_price")
29 29  
30 30  
31 31  func getValueItemPrice (item) = getNumberByKey(getKeyItemPrice(item))
32 32  
33 33  
34 34  func getKeyUserItemCounter (user,item) = (((item + "_") + user) + "_cnt")
35 35  
36 36  
37 37  func getValueUserItemCounter (user,item) = getNumberByKey(getKeyUserItemCounter(user, item))
38 38  
39 39  
40 40  func getKeyItem (supplier,title) = ("item_" + toBase58String(sha256(toBytes((supplier + title)))))
41 41  
42 42  
43 43  func getKeyItemData (item) = (item + "_data")
44 44  
45 45  
46 46  func getKeyItemSupplier (item) = (item + "_owner")
47 47  
48 48  
49 49  func getValueItemSupplier (item) = getStrByKey(getKeyItemSupplier(item))
50 50  
51 51  
52 52  func getKeyBalanceSupplier (account) = (account + "_balance")
53 53  
54 54  
55 55  func getValueBalanceSupplier (account) = getNumberByKey(getKeyBalanceSupplier(account))
56 56  
57 57  
58 58  let VOTERS = 3
59 59  
60 60  let QUORUM = 2
61 61  
62 62  let VOTING = "voting"
63 63  
64 64  let REVEAL = "reveal"
65 65  
66 66  let FEATURED = "featured"
67 67  
68 68  let DELISTED = "delisted"
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 + "_comcnt")
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  func getExtAddressOracle () = extract(addressFromString("3MrEbuyPRf2S5YYhkgBhaec4EZxo5SvJycM"))
101 101  
102 102  
103 103  let BLACKLISTED = "blacklist"
104 104  
105 105  func getExtKeyItemWhiteListStatus (account) = (account + "_verifier_status")
106 106  
107 107  
108 108  func getExtValueItemWhiteListStatus (oracle,account) = {
109 109      let str =     match getString(oracle, getExtKeyItemWhiteListStatus(account)) {
110 110          case a: String => 
111 111              a
112 112          case _ => 
113 113              NONE
114 114      }
115 115      str
116 116      }
117 117  
118 118  
119 119  @Callable(i)
120 120  func addItem (title,price,data) = {
121 121      let supplierAddress = toBase58String(i.caller.bytes)
122 122      let item = getKeyItem(supplierAddress, title)
123 123      let supplierwhitelist = getExtValueItemWhiteListStatus(getExtAddressOracle(), supplierAddress)
124 124      if ((0 >= price))
125 125          then throw("purchase amount cannot be less than item price")
126 126          else if ((getValueItemSupplier(item) != NONE))
127 127              then throw("an item is already exist")
128 -             else WriteSet([DataEntry(getKeyItemSupplier(item), supplierAddress), DataEntry(getKeyItemPrice(item), price), DataEntry(getKeyItemData(item), data)])
128 +             else if ((supplierwhitelist == BLACKLISTED))
129 +                 then throw("supplier's account has been blacklisted")
130 +                 else WriteSet([DataEntry(getKeyItemSupplier(item), supplierAddress), DataEntry(getKeyItemPrice(item), price), DataEntry(getKeyItemData(item), data)])
129 131      }
130 132  
131 133  
132 134  
133 135  @Callable(i)
134 136  func purchase (item) = {
135 137      let pmt = extract(i.payment)
136 138      if (isDefined(pmt.assetId))
137 139          then throw("WAVES tokens only at the moment")
138 140          else {
139 141              let userAddress = toBase58String(i.caller.bytes)
140 142              let price = getValueItemPrice(item)
141 143              let supplierAddress = getValueItemSupplier(item)
142 144              if ((price > pmt.amount))
143 145                  then throw("purchase amount cannot be less than item price")
144 146                  else if ((pmt.amount > price))
145 147                      then throw("purchase amount cannot be highter than item price")
146 148                      else if ((supplierAddress == NONE))
147 149                          then throw("supplier does not exist")
148 150                          else WriteSet([DataEntry(getKeyUserItemCounter(userAddress, item), (getValueUserItemCounter(userAddress, item) + 1)), DataEntry(getKeyBalanceSupplier(supplierAddress), (getValueBalanceSupplier(supplierAddress) + pmt.amount))])
149 151              }
150 152      }
151 153  
152 154  
153 155  
154 156  @Callable(i)
155 157  func withdraw () = {
156 158      let supplierAddress = toBase58String(i.caller.bytes)
157 159      let balance = getValueBalanceSupplier(supplierAddress)
158 160      if ((0 >= balance))
159 161          then throw("insufficient balance")
160 162          else ScriptResult(WriteSet([DataEntry(getKeyBalanceSupplier(supplierAddress), 0)]), TransferSet([ScriptTransfer(addressFromStringValue(supplierAddress), balance, unit)]))
161 163      }
162 164  
163 165  
164 166  
165 167  @Callable(i)
166 168  func voteCommit (item,hash) = {
167 169      let user = toBase58String(i.caller.bytes)
168 170      let commits = getValueCommitsCount(item)
169 171      let status = getValueItemStatus(item)
170 172      if ((commits >= VOTERS))
171 173          then throw("reached max num of voters")
172 174          else if ((getValueCommit(item, user) != NONE))
173 175              then throw("user has already participated")
174 176              else if (if ((status != NONE))
175 177                  then (status != VOTING)
176 178                  else false)
177 179                  then throw("voting is not possible")
178 180                  else WriteSet([DataEntry(getKeyCommit(item, user), hash), DataEntry(getKeyCommitsCount(item), (commits + 1)), DataEntry(getKeyItemStatus(item), if ((commits == VOTERS))
179 181                      then REVEAL
180 182                      else VOTING)])
181 183      }
182 184  
183 185  
184 186  
185 187  @Callable(i)
186 188  func voteReveal (item,vote,salt) = {
187 189      let user = toBase58String(i.caller.bytes)
188 190      let status = getValueItemStatus(item)
189 191      let newVoteCount = (getValueVoteCount(item, vote) + 1)
190 192      if ((toBase58String(sha256(toBytes((vote + salt)))) != getValueCommit(item, user)))
191 193          then throw("reveal data is not valid")
192 194          else if ((VOTERS > getValueCommitsCount(item)))
193 195              then throw("max num of voters hasn't reached yet")
194 196              else if ((getValueReveal(item, user) != NONE))
195 197                  then throw("user has already participated")
196 198                  else if (if ((status != VOTING))
197 199                      then (status != REVEAL)
198 200                      else false)
199 201                      then throw("wrong status")
200 202                      else if (if ((vote != FEATURED))
201 203                          then (vote != DELISTED)
202 204                          else false)
203 205                          then throw("wrong vote")
204 206                          else if (if ((status == FEATURED))
205 207                              then true
206 208                              else (status == DELISTED))
207 209                              then throw("vote has finished")
208 210                              else WriteSet([DataEntry(getKeyReveal(item, user), vote), DataEntry(getKeyVoteCount(item, vote), newVoteCount), DataEntry(getKeyItemStatus(item), if ((newVoteCount >= QUORUM))
209 211                                  then vote
210 212                                  else REVEAL)])
211 213      }
212 214  
213 215

Old	New		Differences
125	125		then throw("purchase amount cannot be less than item price")
126	126		else if ((getValueItemSupplier(item) != NONE))
127	127		then throw("an item is already exist")
128		-	else WriteSet([DataEntry(getKeyItemSupplier(item), supplierAddress), DataEntry(getKeyItemPrice(item), price), DataEntry(getKeyItemData(item), data)])
	128	+	else if ((supplierwhitelist == BLACKLISTED))
	129	+	then throw("supplier's account has been blacklisted")
	130	+	else WriteSet([DataEntry(getKeyItemSupplier(item), supplierAddress), DataEntry(getKeyItemPrice(item), price), DataEntry(getKeyItemData(item), data)])
129	131		}
130	132
131	133

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		func getNumberByKey (key) = {
7	7		let num = match getInteger(this, key) {
8	8		case a: Int =>
9	9		a
10	10		case _ =>
11	11		0
12	12		}
13	13		num
14	14		}
15	15
16	16
17	17		func getStrByKey (key) = {
18	18		let str = match getString(this, key) {
19	19		case a: String =>
20	20		a
21	21		case _ =>
22	22		NONE
23	23		}
24	24		str
25	25		}
26	26
27	27
28	28		func getKeyItemPrice (item) = (item + "_price")
29	29
30	30
31	31		func getValueItemPrice (item) = getNumberByKey(getKeyItemPrice(item))
32	32
33	33
34	34		func getKeyUserItemCounter (user,item) = (((item + "_") + user) + "_cnt")
35	35
36	36
37	37		func getValueUserItemCounter (user,item) = getNumberByKey(getKeyUserItemCounter(user, item))
38	38
39	39
40	40		func getKeyItem (supplier,title) = ("item_" + toBase58String(sha256(toBytes((supplier + title)))))
41	41
42	42
43	43		func getKeyItemData (item) = (item + "_data")
44	44
45	45
46	46		func getKeyItemSupplier (item) = (item + "_owner")
47	47
48	48
49	49		func getValueItemSupplier (item) = getStrByKey(getKeyItemSupplier(item))
50	50
51	51
52	52		func getKeyBalanceSupplier (account) = (account + "_balance")
53	53
54	54
55	55		func getValueBalanceSupplier (account) = getNumberByKey(getKeyBalanceSupplier(account))
56	56
57	57
58	58		let VOTERS = 3
59	59
60	60		let QUORUM = 2
61	61
62	62		let VOTING = "voting"
63	63
64	64		let REVEAL = "reveal"
65	65
66	66		let FEATURED = "featured"
67	67
68	68		let DELISTED = "delisted"
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 + "_comcnt")
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		func getExtAddressOracle () = extract(addressFromString("3MrEbuyPRf2S5YYhkgBhaec4EZxo5SvJycM"))
101	101
102	102
103	103		let BLACKLISTED = "blacklist"
104	104
105	105		func getExtKeyItemWhiteListStatus (account) = (account + "_verifier_status")
106	106
107	107
108	108		func getExtValueItemWhiteListStatus (oracle,account) = {
109	109		let str = match getString(oracle, getExtKeyItemWhiteListStatus(account)) {
110	110		case a: String =>
111	111		a
112	112		case _ =>
113	113		NONE
114	114		}
115	115		str
116	116		}
117	117
118	118
119	119		@Callable(i)
120	120		func addItem (title,price,data) = {
121	121		let supplierAddress = toBase58String(i.caller.bytes)
122	122		let item = getKeyItem(supplierAddress, title)
123	123		let supplierwhitelist = getExtValueItemWhiteListStatus(getExtAddressOracle(), supplierAddress)
124	124		if ((0 >= price))
125	125		then throw("purchase amount cannot be less than item price")
126	126		else if ((getValueItemSupplier(item) != NONE))
127	127		then throw("an item is already exist")
128		-	else WriteSet([DataEntry(getKeyItemSupplier(item), supplierAddress), DataEntry(getKeyItemPrice(item), price), DataEntry(getKeyItemData(item), data)])
	128	+	else if ((supplierwhitelist == BLACKLISTED))
	129	+	then throw("supplier's account has been blacklisted")
	130	+	else WriteSet([DataEntry(getKeyItemSupplier(item), supplierAddress), DataEntry(getKeyItemPrice(item), price), DataEntry(getKeyItemData(item), data)])
129	131		}
130	132
131	133
132	134
133	135		@Callable(i)
134	136		func purchase (item) = {
135	137		let pmt = extract(i.payment)
136	138		if (isDefined(pmt.assetId))
137	139		then throw("WAVES tokens only at the moment")
138	140		else {
139	141		let userAddress = toBase58String(i.caller.bytes)
140	142		let price = getValueItemPrice(item)
141	143		let supplierAddress = getValueItemSupplier(item)
142	144		if ((price > pmt.amount))
143	145		then throw("purchase amount cannot be less than item price")
144	146		else if ((pmt.amount > price))
145	147		then throw("purchase amount cannot be highter than item price")
146	148		else if ((supplierAddress == NONE))
147	149		then throw("supplier does not exist")
148	150		else WriteSet([DataEntry(getKeyUserItemCounter(userAddress, item), (getValueUserItemCounter(userAddress, item) + 1)), DataEntry(getKeyBalanceSupplier(supplierAddress), (getValueBalanceSupplier(supplierAddress) + pmt.amount))])
149	151		}
150	152		}
151	153
152	154
153	155
154	156		@Callable(i)
155	157		func withdraw () = {
156	158		let supplierAddress = toBase58String(i.caller.bytes)
157	159		let balance = getValueBalanceSupplier(supplierAddress)
158	160		if ((0 >= balance))
159	161		then throw("insufficient balance")
160	162		else ScriptResult(WriteSet([DataEntry(getKeyBalanceSupplier(supplierAddress), 0)]), TransferSet([ScriptTransfer(addressFromStringValue(supplierAddress), balance, unit)]))
161	163		}
162	164
163	165
164	166
165	167		@Callable(i)
166	168		func voteCommit (item,hash) = {
167	169		let user = toBase58String(i.caller.bytes)
168	170		let commits = getValueCommitsCount(item)
169	171		let status = getValueItemStatus(item)
170	172		if ((commits >= VOTERS))
171	173		then throw("reached max num of voters")
172	174		else if ((getValueCommit(item, user) != NONE))
173	175		then throw("user has already participated")
174	176		else if (if ((status != NONE))
175	177		then (status != VOTING)
176	178		else false)
177	179		then throw("voting is not possible")
178	180		else WriteSet([DataEntry(getKeyCommit(item, user), hash), DataEntry(getKeyCommitsCount(item), (commits + 1)), DataEntry(getKeyItemStatus(item), if ((commits == VOTERS))
179	181		then REVEAL
180	182		else VOTING)])
181	183		}
182	184
183	185
184	186
185	187		@Callable(i)
186	188		func voteReveal (item,vote,salt) = {
187	189		let user = toBase58String(i.caller.bytes)
188	190		let status = getValueItemStatus(item)
189	191		let newVoteCount = (getValueVoteCount(item, vote) + 1)
190	192		if ((toBase58String(sha256(toBytes((vote + salt)))) != getValueCommit(item, user)))
191	193		then throw("reveal data is not valid")
192	194		else if ((VOTERS > getValueCommitsCount(item)))
193	195		then throw("max num of voters hasn't reached yet")
194	196		else if ((getValueReveal(item, user) != NONE))
195	197		then throw("user has already participated")
196	198		else if (if ((status != VOTING))
197	199		then (status != REVEAL)
198	200		else false)
199	201		then throw("wrong status")
200	202		else if (if ((vote != FEATURED))
201	203		then (vote != DELISTED)
202	204		else false)
203	205		then throw("wrong vote")
204	206		else if (if ((status == FEATURED))
205	207		then true
206	208		else (status == DELISTED))
207	209		then throw("vote has finished")
208	210		else WriteSet([DataEntry(getKeyReveal(item, user), vote), DataEntry(getKeyVoteCount(item, vote), newVoteCount), DataEntry(getKeyItemStatus(item), if ((newVoteCount >= QUORUM))
209	211		then vote
210	212		else REVEAL)])
211	213		}
212	214
213	215

github/deemru/w8io/026f985 
27.05 ms ◑