19 | | - | |
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20 | | - | @Callable(i) |
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21 | | - | func bid (auctionId) = { |
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22 | | - | let pmt = value(i.payments[0]) |
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23 | | - | let pmtAssetIdStr = if (isDefined(pmt.assetId)) |
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24 | | - | then toBase58String(value(pmt.assetId)) |
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25 | | - | else "WAVES" |
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26 | | - | let callerAddressStr = toBase58String(i.caller.bytes) |
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27 | | - | let endHeight = getIntegerValue(this, auctionId) |
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28 | | - | let startPrice = getIntegerValue(this, (auctionId + "_startPrice")) |
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29 | | - | let priceAssetId = getStringValue(this, (auctionId + "_priceAssetId")) |
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30 | | - | let winAmount = getInteger(this, (auctionId + "_winAmount")) |
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31 | | - | let winner = getString(this, (auctionId + "_winner")) |
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32 | | - | let bidFromTheSameUser = if (isDefined(winner)) |
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33 | | - | then (value(winner) == callerAddressStr) |
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34 | | - | else false |
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35 | | - | let totalBidAmount = (pmt.amount + (if (bidFromTheSameUser) |
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36 | | - | then value(winAmount) |
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37 | | - | else 0)) |
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38 | | - | if ((lastBlock.height >= endHeight)) |
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39 | | - | then throw("Auction already finished") |
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40 | | - | else if ((priceAssetId != pmtAssetIdStr)) |
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41 | | - | then throw((("Bid must be in asset '" + priceAssetId) + "'")) |
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42 | | - | else if (if (if (isDefined(winAmount)) |
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43 | | - | then (value(winAmount) >= totalBidAmount) |
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44 | | - | else false) |
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45 | | - | then true |
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46 | | - | else if (!(isDefined(winAmount))) |
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47 | | - | then (startPrice >= totalBidAmount) |
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48 | | - | else false) |
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49 | | - | then throw(("Bid must be more then " + toString(if (isDefined(winAmount)) |
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50 | | - | then value(winAmount) |
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51 | | - | else startPrice))) |
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52 | | - | else if (if (bidFromTheSameUser) |
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53 | | - | then true |
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54 | | - | else !(isDefined(winner))) |
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55 | | - | then [StringEntry((auctionId + "_winner"), callerAddressStr), IntegerEntry((auctionId + "_winAmount"), totalBidAmount)] |
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56 | | - | else { |
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57 | | - | let previousBidderAddr = addressFromStringValue(value(winner)) |
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58 | | - | let priceAsset = if (if ((priceAssetId == "WAVES")) |
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59 | | - | then true |
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60 | | - | else (priceAssetId == "")) |
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61 | | - | then unit |
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62 | | - | else fromBase58String(priceAssetId) |
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63 | | - | [StringEntry((auctionId + "_winner"), callerAddressStr), IntegerEntry((auctionId + "_winAmount"), totalBidAmount), ScriptTransfer(previousBidderAddr, value(winAmount), priceAsset)] |
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64 | | - | } |
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65 | | - | } |
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66 | | - | |
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67 | | - | |
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68 | | - | |
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69 | | - | @Callable(i) |
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70 | | - | func withdraw (auctionId) = { |
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71 | | - | let pmt = value(i.payments[0]) |
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72 | | - | let pmtAssetIdStr = if (isDefined(pmt.assetId)) |
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73 | | - | then toBase58String(value(pmt.assetId)) |
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74 | | - | else "WAVES" |
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75 | | - | let callerAddressStr = toBase58String(i.caller.bytes) |
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76 | | - | let endHeight = getIntegerValue(this, auctionId) |
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77 | | - | let organizer = getStringValue(this, (auctionId + "_organizer")) |
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78 | | - | let winner = getString(this, (auctionId + "_winner")) |
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79 | | - | let lotAssetId = getStringValue(this, (auctionId + "_lot_assetId")) |
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80 | | - | let lotAmount = getIntegerValue(this, (auctionId + "_lot_amount")) |
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81 | | - | let priceAssetId = getStringValue(this, (auctionId + "_priceAssetId")) |
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82 | | - | let winAmount = getIntegerValue(this, (auctionId + "_winAmount")) |
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83 | | - | let lotAsset = if ((lotAssetId == "WAVES")) |
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84 | | - | then unit |
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85 | | - | else fromBase58String(lotAssetId) |
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86 | | - | let priceAsset = if (if ((priceAssetId == "WAVES")) |
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87 | | - | then true |
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88 | | - | else (priceAssetId == "")) |
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89 | | - | then unit |
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90 | | - | else fromBase58String(priceAssetId) |
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91 | | - | let winnerAddr = addressFromStringValue(value(winner)) |
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92 | | - | let organizerAddr = addressFromStringValue(value(organizer)) |
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93 | | - | let betAmount = getInteger(this, ((auctionId + "_bidder_") + callerAddressStr)) |
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94 | | - | if ((endHeight > lastBlock.height)) |
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95 | | - | then throw("Auction is not finished yet") |
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96 | | - | else if (!(isDefined(winner))) |
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97 | | - | then if (isDefined(getString(this, (auctionId + "_lot_passed")))) |
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98 | | - | then throw("Organizer has already got his lot back") |
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99 | | - | else [StringEntry((auctionId + "_lot_passed"), organizer), ScriptTransfer(organizerAddr, lotAmount, lotAsset)] |
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100 | | - | else if (isDefined(getString(this, (auctionId + "_lot_passed")))) |
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101 | | - | then throw("Lot is already passed to the winner, and organizer got his reward") |
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102 | | - | else [StringEntry((auctionId + "_lot_passed"), toBase58String(winnerAddr.bytes)), ScriptTransfer(winnerAddr, lotAmount, lotAsset), ScriptTransfer(organizerAddr, winAmount, priceAsset)] |
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103 | | - | } |
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104 | | - | |
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| 19 | + | @Verifier(tx) |
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| 20 | + | func verify () = match tx { |
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| 21 | + | case _ => |
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| 22 | + | sigVerify(tx.bodyBytes, tx.proofs[0], tx.senderPublicKey) |
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| 23 | + | } |
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