1 | | - | {-# STDLIB_VERSION 3 #-} |
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2 | | - | {-# SCRIPT_TYPE ACCOUNT #-} |
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3 | | - | {-# CONTENT_TYPE DAPP #-} |
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4 | | - | let a = "3EJm7ZNZRjWngjVQ6qjFUef3iRUyJZoT4VYoCYaeVdqZ" |
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5 | | - | |
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6 | | - | let b = "37jVHZK2cgbNTAkMCLGdrbzvG1rwMjTrpD2TGzkictwL" |
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7 | | - | |
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8 | | - | let c = fromBase58String(b) |
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9 | | - | |
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10 | | - | let d = fromBase58String(a) |
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11 | | - | |
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12 | | - | let e = 1 |
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13 | | - | |
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14 | | - | let f = 1000000 |
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15 | | - | |
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16 | | - | let g = 1000000 |
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17 | | - | |
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18 | | - | let h = (10000 * f) |
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19 | | - | |
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20 | | - | let i = (10000 * g) |
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21 | | - | |
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22 | | - | func j (k,l,m) = ((((toString(k) + "_WITHDRAW_") + toString(l)) + "_HEIGHT_") + toString(m)) |
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23 | | - | |
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24 | | - | |
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25 | | - | @Callable(n) |
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26 | | - | func swapUSDTtoUSDN () = { |
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27 | | - | let o = { |
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28 | | - | let p = n.payment |
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29 | | - | if ($isInstanceOf(p, "AttachedPayment")) |
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30 | | - | then { |
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31 | | - | let q = p |
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32 | | - | q |
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33 | | - | } |
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34 | | - | else throw("Payment not attached") |
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35 | | - | } |
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36 | | - | let r = o.assetId |
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37 | | - | let s = o.amount |
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38 | | - | let t = n.caller |
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39 | | - | let u = { |
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40 | | - | let p = getInteger(this, (toString(t) + "_balance")) |
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41 | | - | if ($isInstanceOf(p, "Int")) |
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42 | | - | then { |
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43 | | - | let v = p |
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44 | | - | value(getInteger(this, (toString(t) + "_balance"))) |
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45 | | - | } |
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46 | | - | else 0 |
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47 | | - | } |
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48 | | - | if ((r != d)) |
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49 | | - | then throw("to swap USDT to USDN you need attach payment in USDT") |
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50 | | - | else if ((h > s)) |
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51 | | - | then throw((("you can swap at least " + toString((h / g))) + " tokens")) |
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52 | | - | else ScriptResult(WriteSet([DataEntry((toString(n.caller) + "_balance"), (u + s))]), TransferSet([ScriptTransfer(n.caller, s, c)])) |
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53 | | - | } |
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54 | | - | |
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55 | | - | |
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56 | | - | |
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57 | | - | @Callable(n) |
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58 | | - | func initializationUSDNtoUSDTswap () = { |
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59 | | - | let o = { |
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60 | | - | let p = n.payment |
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61 | | - | if ($isInstanceOf(p, "AttachedPayment")) |
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62 | | - | then { |
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63 | | - | let q = p |
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64 | | - | q |
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65 | | - | } |
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66 | | - | else throw("Payment not attached") |
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67 | | - | } |
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68 | | - | let r = o.assetId |
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69 | | - | let w = o.amount |
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70 | | - | let t = n.caller |
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71 | | - | let u = { |
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72 | | - | let p = getInteger(this, (toString(t) + "_balance")) |
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73 | | - | if ($isInstanceOf(p, "Int")) |
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74 | | - | then { |
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75 | | - | let v = p |
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76 | | - | getIntegerValue(this, (toString(t) + "_balance")) |
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77 | | - | } |
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78 | | - | else 0 |
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79 | | - | } |
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80 | | - | if ((r != c)) |
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81 | | - | then throw("to swap USDN to USDT you need attach payment in USDN") |
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82 | | - | else if (if ((w > u)) |
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83 | | - | then true |
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84 | | - | else (i > w)) |
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85 | | - | then throw("swap amount fail") |
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86 | | - | else { |
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87 | | - | let x = (height + e) |
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88 | | - | if (isDefined(getString(this, j(n.caller, w, x)))) |
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89 | | - | then throw("you have already started withdrawal process, wait next block") |
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90 | | - | else ScriptResult(WriteSet([DataEntry((toString(n.caller) + "_balance"), (u - w)), DataEntry(j(n.caller, w, x), "not_withdrawn")]), TransferSet(nil)) |
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91 | | - | } |
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92 | | - | } |
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93 | | - | |
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94 | | - | |
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95 | | - | |
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96 | | - | @Callable(n) |
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97 | | - | func swapUSDNtoUSDT (l,y) = { |
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98 | | - | let z = j(n.caller, l, y) |
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99 | | - | let A = { |
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100 | | - | let p = getString(this, z) |
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101 | | - | if ($isInstanceOf(p, "String")) |
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102 | | - | then { |
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103 | | - | let A = p |
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104 | | - | getStringValue(this, z) |
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105 | | - | } |
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106 | | - | else throw(((("this key doesn't exists " + z) + " at address ") + toString(this))) |
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107 | | - | } |
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108 | | - | if (if ((height >= y)) |
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109 | | - | then (A == "not_withdrawn") |
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110 | | - | else false) |
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111 | | - | then ScriptResult(WriteSet([DataEntry(z, "withdrawn")]), TransferSet([ScriptTransfer(n.caller, l, d)])) |
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112 | | - | else throw((("withdrawal is possible after " + toString(y)) + " height or you have already withdrawn USDT")) |
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113 | | - | } |
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114 | | - | |
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115 | | - | |
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| 1 | + | # no script |
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