w8 · tx · B2w···k24

tx · B2wSoShVBvangjxAMKAofEvakJhki2TmzXEonVNTXk24

3PG7U7XXBt4yLq3toAtcxmXjYZNergS29uQ:  -0.01100000 Waves

2023.09.09 00:13 [3812662] smart account 3PG7U7XXBt4yLq3toAtcxmXjYZNergS29uQ > SELF 0.00000000 Waves

{
    "type": 13,
    "id": "B2wSoShVBvangjxAMKAofEvakJhki2TmzXEonVNTXk24",
    "fee": 1100000,
    "feeAssetId": null,
    "timestamp": 1694207634363,
    "version": 2,
    "chainId": 87,
    "sender": "3PG7U7XXBt4yLq3toAtcxmXjYZNergS29uQ",
    "senderPublicKey": "2PCiuoWznRfQCGrW4a1ii67qPWuGvKFw5Nryapzfc5ch",
    "proofs": [
        "3EXgqWrnka71jycr7Fphsyx2Ktrf3JXoehJEDqNYZbS9bbJQDq6jDA7ArQoejrA7cquxm5QrByS6VAp7P2XzzEWd"
    ],
    "script": "base64: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    "height": 3812662,
    "applicationStatus": "succeeded",
    "spentComplexity": 0
}

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1 1  {-# STDLIB_VERSION 5 #-}
2 2  {-# SCRIPT_TYPE ACCOUNT #-}
3 3  {-# CONTENT_TYPE DAPP #-}
4 4  func staticKey_oracleAddress () = "static_oracleAddress"
5 5  
6 6  
7 7  func staticKey_itemsAddress () = "static_itemsAddress"
8 8  
9 9  
10 10  func staticKey_extraFee () = "static_extraFee"
11 11  
12 12  
13 13  func staticKey_feeAggregator () = "static_feeAggregator"
14 14  
15 15  
16 16  func keyUnstakeHeight (artefactName,artefactId) = (((artefactName + "_") + artefactId) + "_unstake_height")
17 17  
18 18  
19 19  func keyArtefactOwner (artefactName,owner) = (((artefactName + "_") + owner) + "_owner")
20 20  
21 21  
22 22  func keyFeedLimit (owner) = ("limit_" + owner)
23 23  
24 24  
25 25  let stakeable = ["ART-LAKE", "ART-XTREE", "ART-XSOCK", "ART-XMISTL"]
26 26  
27 27  func tryGetString (key) = match getString(this, key) {
28 28      case a: String => 
29 29          a
30 30      case _ => 
31 31          ""
32 32  }
33 33  
34 34  
35 35  func tryGetInteger (key) = match getInteger(this, key) {
36 36      case a: Int => 
37 37          a
38 38      case _ => 
39 39          0
40 40  }
41 41  
42 42  
43 43  func tryGetStringExternal (address,key) = match getString(address, key) {
44 44      case a: String => 
45 45          a
46 46      case _ => 
47 47          ""
48 48  }
49 49  
50 50  
51 51  func getOracle () = Address(fromBase58String(tryGetString(staticKey_oracleAddress())))
52 52  
53 53  
54 54  func getItemsAddress () = Address(fromBase58String(tryGetStringExternal(getOracle(), staticKey_itemsAddress())))
55 55  
56 56  
57 57  func getFeeAggregator () = Address(fromBase58String(tryGetStringExternal(getOracle(), staticKey_feeAggregator())))
58 58  
59 59  
60 60  func asString (value) = match value {
61 61      case string: String => 
62 62          string
63 63      case _ => 
64 64          throw("wrong type, expected: String")
65 65  }
66 66  
67 67  
68 68  func asInt (value) = match value {
69 69      case int: Int => 
70 70          int
71 71      case _ => 
72 72          throw("wrong type, expected: Int")
73 73  }
74 74  
75 75  
76 76  func checkAdditionalPayment (payment) = if (isDefined(payment.assetId))
77 77      then throw("WCAP: Please attach waves")
78 78      else {
79 79          let feeAmount = getIntegerValue(getOracle(), staticKey_extraFee())
80 80          if ((payment.amount != feeAmount))
81 81              then throw((("WCAP: Please attach exactly " + toString(feeAmount)) + " amount of wavelets"))
82 82              else [ScriptTransfer(getFeeAggregator(), feeAmount, unit)]
83 83          }
84 84  
85 85  
86 86  func itemIsInCoolDown (artefactName,artefactId) = {
87 87      let unstakeHeightLast = tryGetInteger(keyUnstakeHeight(artefactName, artefactId))
88 88      let cooldownPeriod = 240
89 89      if ((height > (unstakeHeightLast + cooldownPeriod)))
90 90          then false
91 91          else true
92 92      }
93 93  
94 94  
95 95  @Callable(i)
96 96  func configureOracle (oracle) = if ((i.caller != this))
97 97      then throw("admin only")
98 98      else [StringEntry(staticKey_oracleAddress(), oracle)]
99 99  
100 100  
101 101  
102 102  @Callable(i)
103 103  func stakeItem () = {
104 104      let validPayment = checkAdditionalPayment(i.payments[1])
105 105      if (!(if ((size(i.payments) == 2))
106 106          then (i.payments[0].amount == 1)
107 107          else false))
108 108          then throw("Invalid payment")
109 109          else {
110 110              let assetId = value(i.payments[0].assetId)
111 111              let artefactName = asString(invoke(getItemsAddress(), "checkArtefactDetails", [toBase58String(assetId)], nil))
112 112              if ((artefactName == artefactName))
113 113                  then if (!(containsElement(stakeable, artefactName)))
114 114                      then throw("You can't stake this artafect")
115 115                      else if (itemIsInCoolDown(artefactName, toBase58String(assetId)))
116 116                          then throw("Item can't be staked yet, it's in cooldown")
117 117                          else {
118 118                              let invoker = toString(i.caller)
119 119                              let artefactId = tryGetString(keyArtefactOwner(artefactName, invoker))
120 120                              if ((artefactId != ""))
121 121                                  then throw(("You are already staking " + artefactName))
122 122                                  else {
123 123                                      let boostDuck = if ((artefactName == "ART-LAKE"))
124 124                                          then invoke(getItemsAddress(), "manipulateBoostAccount", [2, invoker], nil)
125 125                                          else if ((artefactName == "ART-XTREE"))
126 126                                              then invoke(getItemsAddress(), "manipulateBoostAccount", [3, invoker], nil)
127 127                                              else nil
128 128                                      if ((boostDuck == boostDuck))
129 129                                          then ([StringEntry(keyArtefactOwner(artefactName, invoker), toBase58String(assetId))] ++ validPayment)
130 130                                          else throw("Strict value is not equal to itself.")
131 131                                      }
132 132                              }
133 133                  else throw("Strict value is not equal to itself.")
134 134              }
135 135      }
136 136  
137 137  
138 138  
139 139  @Callable(i)
140 140  func unstakeItem (artefactName) = {
141 141      let validPayment = checkAdditionalPayment(i.payments[0])
142 142      if (!(containsElement(stakeable, artefactName)))
143 143          then throw("This artefact doesn't exist")
144 144          else {
145 145              let invoker = toString(i.caller)
146 146              let artefactId = tryGetString(keyArtefactOwner(artefactName, invoker))
147 147              if ((artefactId == "ART-XSOCK"))
148 148                  then throw("You can not unstake ART-XSOCK anymore")
149 149                  else if ((artefactId == ""))
150 150                      then throw(("You didnt stake " + artefactName))
151 151                      else {
152 152                          let boostDuck = if ((artefactName == "ART-LAKE"))
153 153                              then invoke(getItemsAddress(), "manipulateBoostAccount", [-2, invoker], nil)
154 154                              else if ((artefactName == "ART-XTREE"))
155 155                                  then invoke(getItemsAddress(), "manipulateBoostAccount", [-3, invoker], nil)
156 156                                  else nil
157 157                          if ((boostDuck == boostDuck))
158 158                              then ([IntegerEntry(keyUnstakeHeight(artefactName, artefactId), height), ScriptTransfer(i.caller, 1, fromBase58String(artefactId)), DeleteEntry(keyArtefactOwner(artefactName, invoker))] ++ validPayment)
159 159                              else throw("Strict value is not equal to itself.")
160 160                          }
161 161              }
162 162      }
163 163  
164 164  
165 165  
166 166  @Callable(i)
167 167  func oneTimeUseFeed () = {
168 168      let validPayment = checkAdditionalPayment(i.payments[1])
169 169      if (!(if ((size(i.payments) == 2))
170 170          then (i.payments[0].amount == 1)
171 171          else false))
172 172          then throw("Invalid payment")
173 173          else {
174 174              let assetId = value(i.payments[0].assetId)
175 175              let artefactName = asString(invoke(getItemsAddress(), "checkArtefactDetails", [toBase58String(assetId)], nil))
176 176              if ((artefactName == artefactName))
177 177                  then if (!(contains(artefactName, "ART-FEED")))
178 178                      then throw("You can't use this artafect to earn feedlimit!")
179 179                      else {
180 180                          let invoker = toString(i.caller)
181 181                          let amount = drop(artefactName, 8)
182 182                          ([IntegerEntry(keyFeedLimit(invoker), (tryGetInteger(keyFeedLimit(invoker)) + parseIntValue(amount))), Burn(assetId, 1)] ++ validPayment)
183 183                          }
184 184                  else throw("Strict value is not equal to itself.")
185 185              }
186 186      }
187 187  
188 188  
189 189  @Verifier(tx)
190 190  func verify () = sigVerify(tx.bodyBytes, tx.proofs[0], tx.senderPublicKey)
191 191

Old	New	Differences
1	1	{-# STDLIB_VERSION 5 #-}
2	2	{-# SCRIPT_TYPE ACCOUNT #-}
3	3	{-# CONTENT_TYPE DAPP #-}
4	4	func staticKey_oracleAddress () = "static_oracleAddress"
5	5
6	6
7	7	func staticKey_itemsAddress () = "static_itemsAddress"
8	8
9	9
10	10	func staticKey_extraFee () = "static_extraFee"
11	11
12	12
13	13	func staticKey_feeAggregator () = "static_feeAggregator"
14	14
15	15
16	16	func keyUnstakeHeight (artefactName,artefactId) = (((artefactName + "_") + artefactId) + "_unstake_height")
17	17
18	18
19	19	func keyArtefactOwner (artefactName,owner) = (((artefactName + "_") + owner) + "_owner")
20	20
21	21
22	22	func keyFeedLimit (owner) = ("limit_" + owner)
23	23
24	24
25	25	let stakeable = ["ART-LAKE", "ART-XTREE", "ART-XSOCK", "ART-XMISTL"]
26	26
27	27	func tryGetString (key) = match getString(this, key) {
28	28	case a: String =>
29	29	a
30	30	case _ =>
31	31	""
32	32	}
33	33
34	34
35	35	func tryGetInteger (key) = match getInteger(this, key) {
36	36	case a: Int =>
37	37	a
38	38	case _ =>
39	39	0
40	40	}
41	41
42	42
43	43	func tryGetStringExternal (address,key) = match getString(address, key) {
44	44	case a: String =>
45	45	a
46	46	case _ =>
47	47	""
48	48	}
49	49
50	50
51	51	func getOracle () = Address(fromBase58String(tryGetString(staticKey_oracleAddress())))
52	52
53	53
54	54	func getItemsAddress () = Address(fromBase58String(tryGetStringExternal(getOracle(), staticKey_itemsAddress())))
55	55
56	56
57	57	func getFeeAggregator () = Address(fromBase58String(tryGetStringExternal(getOracle(), staticKey_feeAggregator())))
58	58
59	59
60	60	func asString (value) = match value {
61	61	case string: String =>
62	62	string
63	63	case _ =>
64	64	throw("wrong type, expected: String")
65	65	}
66	66
67	67
68	68	func asInt (value) = match value {
69	69	case int: Int =>
70	70	int
71	71	case _ =>
72	72	throw("wrong type, expected: Int")
73	73	}
74	74
75	75
76	76	func checkAdditionalPayment (payment) = if (isDefined(payment.assetId))
77	77	then throw("WCAP: Please attach waves")
78	78	else {
79	79	let feeAmount = getIntegerValue(getOracle(), staticKey_extraFee())
80	80	if ((payment.amount != feeAmount))
81	81	then throw((("WCAP: Please attach exactly " + toString(feeAmount)) + " amount of wavelets"))
82	82	else [ScriptTransfer(getFeeAggregator(), feeAmount, unit)]
83	83	}
84	84
85	85
86	86	func itemIsInCoolDown (artefactName,artefactId) = {
87	87	let unstakeHeightLast = tryGetInteger(keyUnstakeHeight(artefactName, artefactId))
88	88	let cooldownPeriod = 240
89	89	if ((height > (unstakeHeightLast + cooldownPeriod)))
90	90	then false
91	91	else true
92	92	}
93	93
94	94
95	95	@Callable(i)
96	96	func configureOracle (oracle) = if ((i.caller != this))
97	97	then throw("admin only")
98	98	else [StringEntry(staticKey_oracleAddress(), oracle)]
99	99
100	100
101	101
102	102	@Callable(i)
103	103	func stakeItem () = {
104	104	let validPayment = checkAdditionalPayment(i.payments[1])
105	105	if (!(if ((size(i.payments) == 2))
106	106	then (i.payments[0].amount == 1)
107	107	else false))
108	108	then throw("Invalid payment")
109	109	else {
110	110	let assetId = value(i.payments[0].assetId)
111	111	let artefactName = asString(invoke(getItemsAddress(), "checkArtefactDetails", [toBase58String(assetId)], nil))
112	112	if ((artefactName == artefactName))
113	113	then if (!(containsElement(stakeable, artefactName)))
114	114	then throw("You can't stake this artafect")
115	115	else if (itemIsInCoolDown(artefactName, toBase58String(assetId)))
116	116	then throw("Item can't be staked yet, it's in cooldown")
117	117	else {
118	118	let invoker = toString(i.caller)
119	119	let artefactId = tryGetString(keyArtefactOwner(artefactName, invoker))
120	120	if ((artefactId != ""))
121	121	then throw(("You are already staking " + artefactName))
122	122	else {
123	123	let boostDuck = if ((artefactName == "ART-LAKE"))
124	124	then invoke(getItemsAddress(), "manipulateBoostAccount", [2, invoker], nil)
125	125	else if ((artefactName == "ART-XTREE"))
126	126	then invoke(getItemsAddress(), "manipulateBoostAccount", [3, invoker], nil)
127	127	else nil
128	128	if ((boostDuck == boostDuck))
129	129	then ([StringEntry(keyArtefactOwner(artefactName, invoker), toBase58String(assetId))] ++ validPayment)
130	130	else throw("Strict value is not equal to itself.")
131	131	}
132	132	}
133	133	else throw("Strict value is not equal to itself.")
134	134	}
135	135	}
136	136
137	137
138	138
139	139	@Callable(i)
140	140	func unstakeItem (artefactName) = {
141	141	let validPayment = checkAdditionalPayment(i.payments[0])
142	142	if (!(containsElement(stakeable, artefactName)))
143	143	then throw("This artefact doesn't exist")
144	144	else {
145	145	let invoker = toString(i.caller)
146	146	let artefactId = tryGetString(keyArtefactOwner(artefactName, invoker))
147	147	if ((artefactId == "ART-XSOCK"))
148	148	then throw("You can not unstake ART-XSOCK anymore")
149	149	else if ((artefactId == ""))
150	150	then throw(("You didnt stake " + artefactName))
151	151	else {
152	152	let boostDuck = if ((artefactName == "ART-LAKE"))
153	153	then invoke(getItemsAddress(), "manipulateBoostAccount", [-2, invoker], nil)
154	154	else if ((artefactName == "ART-XTREE"))
155	155	then invoke(getItemsAddress(), "manipulateBoostAccount", [-3, invoker], nil)
156	156	else nil
157	157	if ((boostDuck == boostDuck))
158	158	then ([IntegerEntry(keyUnstakeHeight(artefactName, artefactId), height), ScriptTransfer(i.caller, 1, fromBase58String(artefactId)), DeleteEntry(keyArtefactOwner(artefactName, invoker))] ++ validPayment)
159	159	else throw("Strict value is not equal to itself.")
160	160	}
161	161	}
162	162	}
163	163
164	164
165	165
166	166	@Callable(i)
167	167	func oneTimeUseFeed () = {
168	168	let validPayment = checkAdditionalPayment(i.payments[1])
169	169	if (!(if ((size(i.payments) == 2))
170	170	then (i.payments[0].amount == 1)
171	171	else false))
172	172	then throw("Invalid payment")
173	173	else {
174	174	let assetId = value(i.payments[0].assetId)
175	175	let artefactName = asString(invoke(getItemsAddress(), "checkArtefactDetails", [toBase58String(assetId)], nil))
176	176	if ((artefactName == artefactName))
177	177	then if (!(contains(artefactName, "ART-FEED")))
178	178	then throw("You can't use this artafect to earn feedlimit!")
179	179	else {
180	180	let invoker = toString(i.caller)
181	181	let amount = drop(artefactName, 8)
182	182	([IntegerEntry(keyFeedLimit(invoker), (tryGetInteger(keyFeedLimit(invoker)) + parseIntValue(amount))), Burn(assetId, 1)] ++ validPayment)
183	183	}
184	184	else throw("Strict value is not equal to itself.")
185	185	}
186	186	}
187	187
188	188
189	189	@Verifier(tx)
190	190	func verify () = sigVerify(tx.bodyBytes, tx.proofs[0], tx.senderPublicKey)
191	191

github/deemru/w8io/6500d08 
379.56 ms ◑