w8 · tx · hWN···oNS

tx · hWNzYPHuTVB71rnqoXWv4X9QiMhYQsDzPAM3MJ7HoNS

3Ms6Ht5bdVJa6sQnRBUg9nfNpEp7obSad8o:  -0.05000000 Waves

2019.08.12 17:49 [627984] smart account 3Ms6Ht5bdVJa6sQnRBUg9nfNpEp7obSad8o > SELF 0.00000000 Waves

{
    "type": 13,
    "id": "hWNzYPHuTVB71rnqoXWv4X9QiMhYQsDzPAM3MJ7HoNS",
    "fee": 5000000,
    "feeAssetId": null,
    "timestamp": 1565621366380,
    "version": 1,
    "sender": "3Ms6Ht5bdVJa6sQnRBUg9nfNpEp7obSad8o",
    "senderPublicKey": "Ebb2ffqL8cMnNmXPNvHLy53xrK7t5WaSFhneCPBSoxop",
    "proofs": [
        "3Evm8NRRCHLNQntssmTaMzFBDb9ZTgdS9qgE2GddGtQHPmHLwSzFvAC9yTDJaMthTe6C9jmGRV6JsUdPdXynUUrU"
    ],
    "script": "base64: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    "chainId": 84,
    "height": 627984,
    "spentComplexity": 0
}

View: original | compacted
Prev: DrPGLQ7jynfqSm8qYppi4tFQ1ph6N6NmghLSsPp7kegr
Next: none

Diff: 
Old New Differences
123 123      let supplierWhiteList = getExtValueItemWhiteListStatus(getExtAddressOracle(), supplierAddress)
124 124      if ((0 >= price))
125 125          then throw("Please add valid price")
126 -         else if ((getValueItemSupplier(item) != NONE))
127 -             then throw((item + " - item already exists"))
128 -             else if ((supplierWhiteList == BLACKLISTED))
129 -                 then throw((("The supplier " + supplierAddress) + " was blacklisted"))
126 +         else if ((supplierWhiteList == BLACKLISTED))
127 +             then throw((("The supplier " + supplierAddress) + " was blacklisted"))
128 +             else if ((getValueItemSupplier(item) != NONE))
129 +                 then throw((item + " - item already exists"))
130 130                  else WriteSet([DataEntry(getKeyItemSuplier(item), supplierAddress), DataEntry(getKeyItemPrice(item), price), DataEntry(getKeyItemData(item), data)])
131 131      }
132 132  
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 i: Int => 
9 9              i
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 s: String => 
20 20              s
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 getKeyItemSuplier (item) = (item + "_owner")
47 47  
48 48  
49 49  func getValueItemSupplier (item) = getStrByKey(getKeyItemSuplier(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("3MwyDYbjXQ9VRWnPkubmGgypox7663uCLxT"))
101 101  
102 102  
103 103  let BLACKLISTED = "blacklisted"
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(inv)
120 120  func addItem (title,price,data) = {
121 121      let supplierAddress = toBase58String(inv.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("Please add valid price")
126 -         else if ((getValueItemSupplier(item) != NONE))
127 -             then throw((item + " - item already exists"))
128 -             else if ((supplierWhiteList == BLACKLISTED))
129 -                 then throw((("The supplier " + supplierAddress) + " was blacklisted"))
126 +         else if ((supplierWhiteList == BLACKLISTED))
127 +             then throw((("The supplier " + supplierAddress) + " was blacklisted"))
128 +             else if ((getValueItemSupplier(item) != NONE))
129 +                 then throw((item + " - item already exists"))
130 130                  else WriteSet([DataEntry(getKeyItemSuplier(item), supplierAddress), DataEntry(getKeyItemPrice(item), price), DataEntry(getKeyItemData(item), data)])
131 131      }
132 132  
133 133  
134 134  
135 135  @Callable(inv)
136 136  func purchase (item) = {
137 137      let payment = extract(inv.payment)
138 138      if (isDefined(payment.assetId))
139 139          then throw("Only payments in WAVES are avalible")
140 140          else {
141 141              let userAddress = toBase58String(inv.caller.bytes)
142 142              let price = getValueItemPrice(item)
143 143              let supplierAddress = getValueItemSupplier(item)
144 144              if ((price > payment.amount))
145 145                  then throw("Please send exact coupon price")
146 146                  else if ((payment.amount > price))
147 147                      then throw("Please send exact coupon price")
148 148                      else WriteSet([DataEntry(getKeyUserItemCounter(userAddress, item), (getValueUserItemCounter(userAddress, item) + 1)), DataEntry(getKeyBalanceSupplier(supplierAddress), (getValueBalanceSupplier(supplierAddress) + payment.amount))])
149 149              }
150 150      }
151 151  
152 152  
153 153  
154 154  @Callable(inv)
155 155  func withdraw () = {
156 156      let supplierAddress = toBase58String(inv.caller.bytes)
157 157      let balance = getValueBalanceSupplier(supplierAddress)
158 158      if ((0 >= balance))
159 159          then throw("Ballance is zero")
160 160          else ScriptResult(WriteSet([DataEntry(getKeyBalanceSupplier(supplierAddress), 0)]), TransferSet([ScriptTransfer(addressFromStringValue(supplierAddress), balance, unit)]))
161 161      }
162 162  
163 163  
164 164  
165 165  @Callable(inv)
166 166  func voteCommit (item,hash) = {
167 167      let user = toBase58String(inv.caller.bytes)
168 168      let commits = getValueCommitsCount(item)
169 169      let status = getValueItemStatus(item)
170 170      if ((commits >= VOTERS))
171 171          then throw("We have reached necessary number of voters")
172 172          else if ((getValueCommit(item, user) != NONE))
173 173              then throw("User has already voted")
174 174              else if ((getKeyItemSuplier(item) == NONE))
175 175                  then throw("Item does not exist")
176 176                  else if (if ((status != NONE))
177 177                      then (status != VOTING)
178 178                      else false)
179 179                      then throw("Voting is not possible")
180 180                      else WriteSet([DataEntry(getKeyCommit(item, user), hash), DataEntry(getKeyCommitsCount(item), (commits + 1)), DataEntry(getKeyItemStatus(item), if ((commits == VOTERS))
181 181                          then REVEAL
182 182                          else VOTING)])
183 183      }
184 184  
185 185  
186 186  
187 187  @Callable(inv)
188 188  func revealVotes (item,vote,salt) = {
189 189      let user = toBase58String(inv.caller.bytes)
190 190      let commits = getValueCommitsCount(item)
191 191      let status = getValueItemStatus(item)
192 192      let newVoteCount = (getValueVoteCount(item, vote) + 1)
193 193      if ((toBase58String(sha256(toBytes((vote + salt)))) != getValueCommit(item, user)))
194 194          then throw("Reveal data is not valid")
195 195          else if ((VOTERS > getValueCommitsCount(item)))
196 196              then throw("Necessary number of voters hasn't reached yet")
197 197              else if ((getValueReveal(item, user) != NONE))
198 198                  then throw("User has already revealed his vote")
199 199                  else if (if ((status != VOTING))
200 200                      then (status != REVEAL)
201 201                      else false)
202 202                      then throw("Wrong status of vote")
203 203                      else if (if ((vote != FEATURED))
204 204                          then (vote != DELISTED)
205 205                          else false)
206 206                          then throw("Wrong vote")
207 207                          else if (if ((status == FEATURED))
208 208                              then true
209 209                              else (status == DELISTED))
210 210                              then throw("Voting complited")
211 211                              else WriteSet([DataEntry(getKeyReveal(item, user), vote), DataEntry(getKeyVoteCount(item, vote), newVoteCount), DataEntry(getKeyItemStatus(item), if ((newVoteCount >= QUORUM))
212 212                                  then vote
213 213                                  else REVEAL)])
214 214      }
215 215  
216 216

Old	New		Differences
123	123		let supplierWhiteList = getExtValueItemWhiteListStatus(getExtAddressOracle(), supplierAddress)
124	124		if ((0 >= price))
125	125		then throw("Please add valid price")
126		-	else if ((~~getValueItemSupplier(item) !~~= ~~NONE~~))
127		-	then throw((~~item~~ + " ~~- item already exists~~"))
128		-	else if ((~~supplierWhiteList =~~= ~~BLACKLISTED~~))
129		-	then throw((~~("The supplier " + supplierAddress)~~ + " ~~was blacklisted~~"))
	126	+	else if ((supplierWhiteList == BLACKLISTED))
	127	+	then throw((("The supplier " + supplierAddress) + " was blacklisted"))
	128	+	else if ((getValueItemSupplier(item) != NONE))
	129	+	then throw((item + " - item already exists"))
130	130		else WriteSet([DataEntry(getKeyItemSuplier(item), supplierAddress), DataEntry(getKeyItemPrice(item), price), DataEntry(getKeyItemData(item), data)])
131	131		}
132	132

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 i: Int =>
9	9		i
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 s: String =>
20	20		s
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 getKeyItemSuplier (item) = (item + "_owner")
47	47
48	48
49	49		func getValueItemSupplier (item) = getStrByKey(getKeyItemSuplier(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("3MwyDYbjXQ9VRWnPkubmGgypox7663uCLxT"))
101	101
102	102
103	103		let BLACKLISTED = "blacklisted"
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(inv)
120	120		func addItem (title,price,data) = {
121	121		let supplierAddress = toBase58String(inv.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("Please add valid price")
126		-	else if ((~~getValueItemSupplier(item) !~~= ~~NONE~~))
127		-	then throw((~~item~~ + " ~~- item already exists~~"))
128		-	else if ((~~supplierWhiteList =~~= ~~BLACKLISTED~~))
129		-	then throw((~~("The supplier " + supplierAddress)~~ + " ~~was blacklisted~~"))
	126	+	else if ((supplierWhiteList == BLACKLISTED))
	127	+	then throw((("The supplier " + supplierAddress) + " was blacklisted"))
	128	+	else if ((getValueItemSupplier(item) != NONE))
	129	+	then throw((item + " - item already exists"))
130	130		else WriteSet([DataEntry(getKeyItemSuplier(item), supplierAddress), DataEntry(getKeyItemPrice(item), price), DataEntry(getKeyItemData(item), data)])
131	131		}
132	132
133	133
134	134
135	135		@Callable(inv)
136	136		func purchase (item) = {
137	137		let payment = extract(inv.payment)
138	138		if (isDefined(payment.assetId))
139	139		then throw("Only payments in WAVES are avalible")
140	140		else {
141	141		let userAddress = toBase58String(inv.caller.bytes)
142	142		let price = getValueItemPrice(item)
143	143		let supplierAddress = getValueItemSupplier(item)
144	144		if ((price > payment.amount))
145	145		then throw("Please send exact coupon price")
146	146		else if ((payment.amount > price))
147	147		then throw("Please send exact coupon price")
148	148		else WriteSet([DataEntry(getKeyUserItemCounter(userAddress, item), (getValueUserItemCounter(userAddress, item) + 1)), DataEntry(getKeyBalanceSupplier(supplierAddress), (getValueBalanceSupplier(supplierAddress) + payment.amount))])
149	149		}
150	150		}
151	151
152	152
153	153
154	154		@Callable(inv)
155	155		func withdraw () = {
156	156		let supplierAddress = toBase58String(inv.caller.bytes)
157	157		let balance = getValueBalanceSupplier(supplierAddress)
158	158		if ((0 >= balance))
159	159		then throw("Ballance is zero")
160	160		else ScriptResult(WriteSet([DataEntry(getKeyBalanceSupplier(supplierAddress), 0)]), TransferSet([ScriptTransfer(addressFromStringValue(supplierAddress), balance, unit)]))
161	161		}
162	162
163	163
164	164
165	165		@Callable(inv)
166	166		func voteCommit (item,hash) = {
167	167		let user = toBase58String(inv.caller.bytes)
168	168		let commits = getValueCommitsCount(item)
169	169		let status = getValueItemStatus(item)
170	170		if ((commits >= VOTERS))
171	171		then throw("We have reached necessary number of voters")
172	172		else if ((getValueCommit(item, user) != NONE))
173	173		then throw("User has already voted")
174	174		else if ((getKeyItemSuplier(item) == NONE))
175	175		then throw("Item does not exist")
176	176		else if (if ((status != NONE))
177	177		then (status != VOTING)
178	178		else false)
179	179		then throw("Voting is not possible")
180	180		else WriteSet([DataEntry(getKeyCommit(item, user), hash), DataEntry(getKeyCommitsCount(item), (commits + 1)), DataEntry(getKeyItemStatus(item), if ((commits == VOTERS))
181	181		then REVEAL
182	182		else VOTING)])
183	183		}
184	184
185	185
186	186
187	187		@Callable(inv)
188	188		func revealVotes (item,vote,salt) = {
189	189		let user = toBase58String(inv.caller.bytes)
190	190		let commits = getValueCommitsCount(item)
191	191		let status = getValueItemStatus(item)
192	192		let newVoteCount = (getValueVoteCount(item, vote) + 1)
193	193		if ((toBase58String(sha256(toBytes((vote + salt)))) != getValueCommit(item, user)))
194	194		then throw("Reveal data is not valid")
195	195		else if ((VOTERS > getValueCommitsCount(item)))
196	196		then throw("Necessary number of voters hasn't reached yet")
197	197		else if ((getValueReveal(item, user) != NONE))
198	198		then throw("User has already revealed his vote")
199	199		else if (if ((status != VOTING))
200	200		then (status != REVEAL)
201	201		else false)
202	202		then throw("Wrong status of vote")
203	203		else if (if ((vote != FEATURED))
204	204		then (vote != DELISTED)
205	205		else false)
206	206		then throw("Wrong vote")
207	207		else if (if ((status == FEATURED))
208	208		then true
209	209		else (status == DELISTED))
210	210		then throw("Voting complited")
211	211		else WriteSet([DataEntry(getKeyReveal(item, user), vote), DataEntry(getKeyVoteCount(item, vote), newVoteCount), DataEntry(getKeyItemStatus(item), if ((newVoteCount >= QUORUM))
212	212		then vote
213	213		else REVEAL)])
214	214		}
215	215
216	216

github/deemru/w8io/c3f4982 
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