Unit ID
8qCPtKfa0aw0+eYfMmUjksPomZwiKPY8wEu6CwVh7To=
Received
29.03.2021 00:52:58
Confirmation delay (full node)
3 minutes 17 seconds
Confirmation delay (light node)
3 minutes 47 seconds
Messages
Definition
Definition: [ "autonomous agent", { "bounce_fees": { "base": 10000 }, "init": "{ $HOUSE_CUT = 0.1; //We will take this cut on the debut of an NFT in our platform. We charge 0% for foreign NFTs. $ARTIST_CUT = 0.01; //The artist will get 1% from every resale of their NFT $INVESTMENT_CUT = 0.01;//We take a 1% cut from all maecenas investments $HALF_HOUR = 1800; //30m = 1800s. An auction is extended by 1800s every time there is a new bid near the deadline $extendDeadLine = $NFT=>($NFT.soldAt <= timestamp + $HALF_HOUR) ? ($NFT || {soldAt: $NFT.soldAt + $HALF_HOUR}) : $NFT; //Extend the auction if there is a bid less than half an hour before the auction is closed /* ** Strips $NFT of computed fields to reduce AA's storage size */ $stripToken = $NFT=>{ delete($NFT, "isBanned"); delete($NFT, "issuer"); delete($NFT, "cap"); delete($NFT, "mintedAt"); delete($NFT, "duration"); //For foreign NFTs return $NFT; }; if (NOT exists(trigger.data["method"])) bounce("method field is mandatory"); $_lambertW = $x=>{ if ($x == 1) return 0.5671432904097838729999686622103555497538157871865125081351310792; if ($x == 2) return 0.8526055020137254913464724146953174668984533001514035087721073946; $ev = ln($x); return $ev - ln($ev - ln($ev - ln($ev - ln($ev - ln($ev - ln($ev - ln($ev - ln($ev - ln($ev - ln($ev - ln($ev - ln($ev - ln($ev))))))))))))); }; }", "getters": "{ $_maecenasCurve = $x=>69069420 * $x^2; // TOKEN RELATED GETTERS /* ** All the information about the given NFT */ $tokenInfo = $NFT=>{ $unit = unit[$NFT]; $tok = var[$NFT]; if (typeof($tok) == "boolean") //*wink* *wink* it is false but this way it does not throw bounce("NFT not found"); $feedData = data_feed[[oracles=this_address, feed_name=$NFT, ifnone=false, ifseveral="last", type="string"]]; return $tok || { isBanned: (typeof($feedData) == "string") AND ($feedData == "REVOKED"), cap: $unit.messages[[.app="asset"]].payload.cap, mintedAt: $unit.timestamp }; }; $publicTokenInfo = $NFT=>{ return $tokenInfo($NFT) || {issuer: asset[$NFT].definer_address}; }; $smallTokenInfo = $NFT=>{ $baseInfo = var[$NFT]; $unit = unit[$NFT]; if (typeof($baseInfo) == "boolean") //*wink* *wink* bounce("NFT not found"); return $baseInfo || { cap: $unit.messages[[.app="asset"]].payload.cap, mintedAt: $unit.timestamp }; }; /* ** How many copies of a given NFT were initially minted wether they were sold or not */ $mintedUnits = $NFT=>{ if (typeof(var[$NFT]) == "boolean") bounce("NFT not found"); if (asset[$NFT].exists == false) bounce("That NFT does not exist"); return asset[$NFT].cap; }; /* ** How many copies of the NFT were sold, bounces if we did not mint the NFT */ $circulatingSupply = $NFT=>{ $info = $tokenInfo($NFT); if ($info.isBanned) bounce("That NFT was revoked"); if ($info.issuer != this_address) bounce("That NFT was not minted by us, thus we don't know how many of them are out in the wild"); return $info.unitsSold OTHERWISE 1; }; //ARTIST AND MAECENAS RELATED GETTERS /* ** All the artist information */ $artistInfo = $artist=>var["artist_" || $artist]; $profile = $artist=>var["profile_" || $artist]; /* ** How many BYTES have maecenas invested in a given artist */ $totalArtistInvestment = $artist=>{ if (NOT is_valid_address($artist)) bounce("artist address is invalid"); $artistInf = $artistInfo($artist); if (typeof($artistInf) == "boolean") bounce("That artist does not accept maecenas"); return 11511570 * $artistInf.supply * (1 + $artistInf.supply) * (1 + 2 * $artistInf.supply); }; /* ** How many BYTES does the next share of the given artist costs */ $artistSharePrice = $artist=>{ $artistInf = var["artist_" || $artist]; if (typeof($artistInf) == "boolean") bounce("That artist does not accept investments"); return $_maecenasCurve($artistInf.supply); }; /* ** How many BYTES does it take to buy $shares amount of the given artist shares */ $artistSharesPrice = ($artist, $shares)=>{ if (NOT is_integer($shares)) bounce("shares must be an integer"); if ($shares <= 0) bounce("shares must be a positive integer"); if (NOT is_valid_address($artist)) bounce("artist address is invalid"); $artistInf = $artistInfo($artist); if (typeof($artistInf) == "boolean") bounce("that artist does not accept maecenas"); $x0 = $artistInf.supply; $x1 = $artistInf.supply + $shares; $upToFirstToken = 11511570 * $x0 * (1 + $x0) * (1 + 2 * $x0); $upToTargetPurchase = 11511570 * $x1 * (1 + $x1) * (1 + 2 * $x1); return round($upToTargetPurchase - ($upToFirstToken OTHERWISE 0), 0); }; /* ** How many SHARES of the given artist has the given maecenas */ $maecenasArtistShares = ($maecenas, $artist)=>{ if (NOT is_valid_address($artist)) bounce("artist address is invalid"); if (NOT is_valid_address($maecenas)) bounce("maecenas address is invalid"); $shares = var["maecenas_" || $maecenas || "_" || $artist]; return $shares OTHERWISE 0; }; /* ** How many BYTES have an investor accrued from the given artist */ $maecenasPnL = ($maecenas, $artist)=>{ if (NOT is_valid_address($artist)) bounce("artist address is invalid"); if (NOT is_valid_address($maecenas)) bounce("maecenas address is invalid"); $artistInf = $artistInfo($artist); return floor($artistInf.share * $maecenasArtistShares($maecenas) / $artistInf.supply, 0); }; }", "messages": { "cases": [ { "if": "{ NOT var["owner"] //The owner has not been set }", "messages": [ { "app": "state", "state": "{ var["owner"] = "IUU43O7TS2TBYKAPGKUARDZHOTAE275A"; //Set the Owner to my address var["locked"] = 0; //Bytes locked in bids are not withdrawable by the Owner }" } ] }, { "if": "{ trigger.address == var["owner"] AND (trigger.data["method"] == "mint" OR trigger.data["method"] == "payout" OR trigger.data["method"] == "approve" OR trigger.data["method"] == "revoke" OR trigger.data["method"] == "transferOwnership" OR trigger.data["method"] == "verifyProfile") }", "messages": { "cases": [ { "if": "{ trigger.data["method"] == "mint" }", "init": "{ if (NOT exists(trigger.data["amount"])) bounce("amount field is mandatory"); if (NOT is_valid_amount(trigger.data["amount"])) bounce("The amount of NFT copies to mint is not valid"); if (NOT exists(trigger.data["ipfs"])) bounce("ipfs field is mandatory"); if (NOT exists(trigger.data["seller"])) bounce("seller field is mandatory"); if (NOT is_valid_address(trigger.data["seller"])) bounce("The seller address is not valid"); if (NOT exists(trigger.data["endTime"])) bounce("endTime field is mandatory"); if (NOT is_integer(trigger.data["endTime"])) bounce("endTime field is not a timestamp"); if (trigger.data["endTime"] <= timestamp) bounce("The endTime cannot be set in the past"); if (trigger.data["endTime"] - timestamp > 2628000) bounce("You cannot set the end time in more than 30 days in the future"); }", "messages": { "cases": [ { "if": "{ trigger.data["amount"] == 1 }", "messages": [ { "app": "asset", "payload": { "cap": 1, "is_private": false, "is_transferrable": true, "auto_destroy": false, "fixed_denominations": false, "issued_by_definer_only": true, "cosigned_by_definer": false, "spender_attested": false } }, { "app": "state", "state": "{ var[response_unit] = { bid: 20000, //Max current bid (a NFT can have this field because it was resold. Check for price field instead) by: trigger.data["seller"], at: timestamp, //Max bid time ipfs: trigger.data["ipfs"], //Hash of the content author: trigger.data["seller"], //The original seller soldAt: trigger.data["endTime"], //End of the auction soldBy: trigger.data["seller"] //Who is currently selling the NFT }; }" } ] }, { "init": "{ if (NOT exists(trigger.data["price"])) bounce("price field is mandatory if you intend to sell more than one NFT copy"); if (trigger.data["price"] < 20000) bounce("The minium price is 20000 bytes"); if (NOT is_valid_amount(trigger.data["price"])) bounce("price is not valid"); }", "messages": [ { "app": "asset", "payload": { "cap": "{trigger.data["amount"]}", "is_private": false, "is_transferrable": true, "auto_destroy": false, "fixed_denominations": false, "issued_by_definer_only": true, "cosigned_by_definer": false, "spender_attested": false } }, { "app": "state", "state": "{ var[response_unit] = { price: trigger.data["price"], //Sale price (this field is only present if the first sale was a fixed price one) at: timestamp, //Max bid time ipfs: trigger.data["ipfs"], //Hash of the content unitsSold: 0, author: trigger.data["seller"], //The original seller soldAt: trigger.data["endTime"], //End of the auction soldBy: trigger.data["seller"] //Who is currently selling the NFT }; }" } ] } ] } }, { "if": "{ trigger.data["method"] == "payout" }", "init": "{ $payout = balance["base"] - var["locked"] - storage_size - 200000; //Always keep at least storage_size + 200.000 bytes to pay for txs if ($payout <= storage_size + 200000) bounce("There are not enought funds to withdraw"); }", "messages": [ { "app": "payment", "payload": { "asset": "base", "outputs": [ { "address": "{trigger.address}", "amount": "{$payout}" } ] } } ] }, { "if": "{ trigger.data["method"] == "approve" }", "init": "{ if (NOT exists(trigger.data["NFT"])) bounce("NFT field is mandatory"); $NFT = var[trigger.data["NFT"]]; if (typeof($NFT) == "boolean") bounce("That NFT is not known by this AA"); if ($NFT.pendingAproval == false) bounce("That NFT is not pendingAproval"); }", "messages": [ { "app": "state", "state": "{ var[trigger.data["NFT"]] ||= {pendingAproval: false, duration: '', foreign: true, bid: 20000, at: timestamp, soldAt: timestamp + $NFT.duration}; }" } ] }, { "if": "{ trigger.data["method"] == "verifyProfile" }", "init": "{ if (NOT exists(trigger.data["artist"])) bounce("artist field is mandatory"); }", "messages": [ { "app": "state", "state": "{ var["profile_" || trigger.data["artist"]] ||= {verified: true}; }" } ] }, { "if": "{ trigger.data["method"] == "revoke" }", "init": "{ if (NOT exists(trigger.data["NFT"])) bounce("NFT field is mandatory"); }", "messages": [ { "app": "data_feed", "payload": { "{trigger.data["NFT"]}": "REVOKED" } } ] }, { "if": "{ trigger.data["method"] == "transferOwnership" }", "init": "{ if (NOT exists(trigger.data["newOwner"])) bounce("newOwner field is mandatory"); if (NOT is_valid_address(trigger.data["newOwner"])) bounce("newOwner field is not a valid address"); }", "messages": [ { "app": "state", "state": "{ var["owner"] = trigger.data["newOwner"];//Ownership is transferred }" } ] } ] } }, { "if": "{ trigger.data["method"] == "BUY" OR trigger.data["method"] == "DIVEST" OR trigger.data["method"] == "CLAIM" }", "init": "{ $NFT = exists(trigger.data["NFT"]) ? $tokenInfo(trigger.data["NFT"]) : false; $artist = trigger.data["method"] != "BUY" ? $artistInfo($NFT.author) : false; if (trigger.data["method"] == "BUY"){ //Validate buy params if (NOT exists(trigger.data["NFT"])) bounce("NFT field is mandatory"); $isAuction = typeof($NFT.bid) == "number"; //It can only NOT be an auction if it is first sold and thus $NFT.bid does not exist if ($isAuction) $hasBidders = $NFT.soldBy != $NFT.by; //Booleans cannot be compared if (timestamp > $NFT.soldAt){ if ($isAuction){ if ($hasBidders) //You can still buy it if there were no bidders bounce("The auction is over"); } else{ bounce("The sale is already over"); } } } if (trigger.data["method"] == "DIVEST"){ //Validate divest params if (NOT exists(trigger.data["artist"])) bounce("artist field is mandatory"); if (NOT is_valid_address(trigger.data["artist"])) bounce("artist's address is invalid"); if (typeof($artist) == "boolean") bounce("That artist never accepted maecenas"); if (NOT exists(trigger.data["amount"])) bounce("amount field is mandatory"); if (NOT is_integer(trigger.data["amount"]) OR trigger.data["amount"] <= 0) bounce("amount must be an integer > 0"); $investedAmount = var["maecenas_" || trigger.address || "_" || trigger.data["artist"]]; if ($investedAmount == false) bounce("You have no shares of that artist"); if (trigger.data["amount"] > ($investedAmount OTHERWISE 0)) bounce("You only have " || $investedAmount || " shares of that artist"); $yourShare = floor($artist.share * trigger.data["amount"] / $artist.supply, 0); if ($yourShare < 20000) bounce("It is not worth divesting your share"); } if (trigger.data["method"] == "CLAIM"){ //Validate claim params if (NOT exists(trigger.data["NFT"])) bounce("NFT field is mandatory"); /* DEBUG if (timestamp <= $NFT.soldAt) bounce("The auction is not over yet"); */ if ($NFT.bid == 0 AND typeof($NFT.bid) == "number") bounce("That auction was already claimed"); } $allowsMaecenas = $artist != false ? true : false; $hasMaecenas = ($allowsMaecenas AND $artist.supply > 0) ? true : false; if ($allowsMaecenas){ //Check if I should invest myself $maecenasShare = trigger.data["method"] != "DIVEST" //Amount of bytes that is going to the maecenas ? $artist.sharePercent * $NFT.price : 0; $sharesInThePool = (trigger.data["method"] != "DIVEST") ? ($artist.supply) : ($artist.supply - trigger.data["amount"]); $p = (trigger.data["method"] != "DIVEST") //Pool value after the sale ? ($artist.share + $maecenasShare) : ($artist.share - floor((trigger.data["amount"] / $artist.supply) * $artist.share, 0)); //Current share minus what was just divested $k = 1 / ($sharesInThePool + 1); //My fraction of the pool k is never 0 but it may be due to rounding errors $price = $_maecenasCurve($sharesInThePool + 1); //Price of buying one share if ($k==1){ //Artist allows maecenas but they have 0 of them $sharesToBuy = ($p > $price) ? 1: 0; //Buy a single share (100% of the pool) if it is profitable } else{ //Formula only fails for logArgument < e $ln1lessk = ln(1 - $k); //Save complexity $logArgument = ($k * $p * $ln1lessk) / ($k - 1); $lambertW = $_lambertW($logArgument); if ($logArgument <= e) $sharesToBuy = 0; else { $s = (-1 * $lambertW) - $ln1lessk / ($ln1lessk); $sharesToBuy = abs(floor($s, 0)); } } } $buyShares = ($allowsMaecenas AND $sharesToBuy > 0) ? true : false; $myProfit = floor($buyShares ? $artist.shares - ($sharesToBuy / ($artist.supply + $sharesToBuy))^$sharesToBuy * $p : 0, 0); //0 if no shares are bought response["allowsMaecenas"] = $allowsMaecenas; response["maecenasShare"] = $maecenasShare; response["poolValue"] = $p; response["myPoolPercentage"] = $k; response["sharePrice"] = $price; response["sharesToBuy"] = $sharesToBuy; response["buyShares"] = $buyShares; response["profit"] = $myProfit; response["artist"] = json_stringify($artist); response["artistType"] = typeof($artist); }", "messages": { "cases": [ { "if": "{ trigger.data["method"] == "BUY" }", "messages": { "cases": [ { "if": "{ $isAuction }", "init": "{ if (trigger.output[[asset=base]].amount < 20000) bounce("The minimum bid is 20000 bytes"); if (trigger.output[[asset=base]].amount <= $NFT.bid) bounce("Your bid is lower or equal to the last bid. You must increase it"); if ($NFT.soldBy == trigger.address) bounce("You cannot bid on your own auction"); }", "messages": [ { "app": "payment", "if": "{ $NFT.by != $NFT.soldBy //If we don't check for this the artists could steal bytes from the AA }", "payload": { "asset": "base", "outputs": [ { "address": "{$NFT.by}", "amount": "{$NFT.bid - 10000}" } ] } }, { "app": "state", "state": "{ var["locked"] += trigger.output[[asset=base]].amount - ($hasBidders ? $NFT.bid : 0); //Increase non-withdrawable funds by the difference between previous and last bid $NFT.bid = trigger.output[[asset=base]].amount; $NFT.by = trigger.address; var[trigger.data["NFT"]] ||= $stripToken($extendDeadLine($NFT)); }" } ] }, { "init": "{ if ($NFT.unitsSold == $NFT.cap) bounce("All NFT copies have been already sold"); if (trigger.output[[asset=base]].amount < $NFT.price) bounce("Your payment is lower than the NFT price. You have to send " || $NFT.price || " bytes"); //TODO remove if cannot reduce complexity //END TODO }", "messages": [ { "app": "payment", "if": "{ floor($NFT.price * (1 - $HOUSE_CUT - ($hasMaecenas ? $artist.sharePercent : 0)) - 10000, 0) > 0 }", "payload": { "asset": "base", "outputs": [ { "address": "{$NFT.soldBy}", "amount": "{floor($NFT.price * (1 - $HOUSE_CUT - ($hasMaecenas ? $artist.sharePercent : 0)) - 10000, 0)}" } ] } }, { "app": "payment", "payload": { "asset": "{trigger.data['NFT']}", "outputs": [ { "address": "{trigger.address}", "amount": 1 } ] } }, { "app": "state", "state": "{ var[trigger.data["NFT"]] ||= {unitsSold: $NFT.unitsSold + 1}; if ($hasMaecenas){ $increment = floor($NFT.price * (1 - $artist.sharePercent), 0); var["locked"] += $increment; var["artist_" || $NFT.author] ||= {share: $artist.share + $increment}; } }" } ] } ] } }, { "if": "{ trigger.data["method"] == "CLAIM" }", "messages": { "cases": [ { "if": "{//NFT was first sold $NFT.soldBy == $NFT.author }", "messages": [ { "app": "payment", "if": "{ floor($NFT.bid * (1 - $HOUSE_CUT - ($allowsMaecenas ? (($hasMaecenas OR $buyShares) ? $artist.sharePercent : 0) : 0)) - 10000 + ($buyShares ? $_maecenasCurve($artist.supply + 1) * $sharesToBuy : 0), 0) > 0 //enough to be worth paying AND $NFT.soldBy != $NFT.by //there is at least a bid }", "payload": { "asset": "base", "outputs": [ { "address": "{$NFT.soldBy}", "amount": "{floor($NFT.bid * (1 - $HOUSE_CUT - ($allowsMaecenas ? (($hasMaecenas OR $buyShares) ? $artist.sharePercent : 0) : 0)) - 10000 + ($buyShares ? $_maecenasCurve($artist.supply + 1) * $sharesToBuy : 0), 0)}" } ] } }, { "app": "payment", "payload": { "asset": "{trigger.data['NFT']}", "outputs": [ { "address": "{$NFT.by}", "amount": 1 } ] } }, { "app": "state", "state": "{ $decrement = $hasMaecenas //My share does not play a role here ? $NFT.bid //If it does not have maecenas all bytes are unlocked : $NFT.bid - $maecenasShare; //If it had maecenas the maecenas share remains locked var["locked"] -= $decrement; //These bytes are no longer locked as the artist is getting them in this same unit var[trigger.data["NFT"]] ||= {bid: 0, by: ''}; //Prepare the state for the next auction if ($hasMaecenas) var["artist_" || $NFT.author] ||= {share: $artist.share + $maecenasShare}; }" } ] }, { "messages": [ { "app": "payment", "if": "{ $NFT.soldBy != $NFT.by //If we don't do this check the seller could steal bytes from the AA if there were no bids }", "payload": { "asset": "base", "outputs": { "cases": [ { "if": "{ floor($NFT.bid * $ARTIST_CUT, 0) - 10000 > 0 //It is worth to pay the artist }", "outputs": [ { "address": "{$NFT.soldBy}", "amount": "{floor($NFT.bid * (1 - $ARTIST_CUT) - 10000, 0)}" }, { "address": "{$NFT.author}", "amount": "{floor($NFT.bid * $ARTIST_CUT, 0) - 10000}" } ] }, { "outputs": [ { "address": "{$NFT.soldBy}", "amount": "{floor($NFT.bid * (1 - $ARTIST_CUT) - 10000, 0)}" } ] } ] } } }, { "app": "payment", "payload": { "asset": "{trigger.data['NFT']}", "outputs": [ { "address": "{$NFT.by}", "amount": 1 } ] } }, { "app": "state", "state": "{ var["locked"] -= $NFT.bid; }" } ] } ] } }, { "if": "{ trigger.data["method"] == "DIVEST" }", "messages": [ { "app": "payment", "payload": { "asset": "base", "outputs": [ { "address": "{trigger.address}", "amount": "{$yourShare - 10000}" } ] } }, { "app": "state", "state": "{ var["artist_" || trigger.data["artist"]] ||= { share: $artist.share - $yourShare, //Decrease the share by the amount just divested supply: $artist.supply - trigger.data["amount"] //Decrease the supply by the shares used to divest }; var["maecenas_" || trigger.address || "_" || trigger.data["artist"]] -= trigger.data["amount"]; var["locked"] -= ($yourShare + $myProfit); }" } ] } ] } }, { "if": "{//[PUBLIC] Resell a NFT trigger.data["method"] == "SELL" }", "init": "{ //Parameter validation if (NOT exists(trigger.data["endTime"])) bounce("endTime field is mandatory"); if (trigger.data["endTime"] < timestamp) bounce("You cannot set the end time in the past"); if (trigger.data["endTime"] - timestamp > 2628000) bounce("You cannot set the end time in more than 30 days"); if (NOT exists(trigger.data["initialPrice"])) bounce("initialPrice field is mandatory"); if (NOT is_valid_amount(trigger.data["initialPrice"])) bounce("initialPrice must be a valid amount"); if (trigger.data["initialPrice"] < 20000) bounce("The minimum initialPrice is 20000 bytes"); //NFT validation if (trigger.output[[asset!="base"]].asset == "ambigous") bounce("You cannot send more than one NFT type at a time"); if (typeof(var[trigger.output[[asset!="base"]].asset]) == "boolean") bounce("You need to send an actual NFT but you are sending only bytes"); $feedData = data_feed[[oracles=this_address, feed_name=trigger.output[[asset!="base"]].asset, ifnone=false, ifseveral="last", type="string"]]; $NFT = var[trigger.output[[asset!="base"]].asset] || {isBanned: (typeof($feedData) == "string") AND ($feedData == "REVOKED")}; //[We need $NFT.isBanned]This already checks for $NFT existence if (trigger.output[[asset!="base"]].amount != 1) bounce("You cannot auction more than 1 copy of an NFT at a time"); if ($NFT.isBanned) bounce("We revoked the trading of that token probably due to copyright reasons"); if (timestamp < $NFT.soldAt) bounce("A copy of that NFT is already being auctioned. The auction is expected to end at " || timestamp_to_string($NFT.soldAt) || " UTC but may be delayed depending on the number of bids"); else if ($NFT.bid AND typeof($NFT.bid) == "number" AND $NFT.bid != 0) bounce("A copy of that NFT is already being auctioned. The auction has already ended but it has not been claimed. You can close it yourself even if you are not the max bidder"); }", "messages": [ { "app": "state", "state": "{ $NFT.bid = trigger.data["initialPrice"]; $NFT.by = trigger.address; $NFT.soldBy = trigger.address; $NFT.at = timestamp; $NFT.soldAt = trigger.data["endTime"]; var[trigger.output[[asset!="base"]].asset] ||= $stripToken($NFT); }" } ] }, { "if": "{ trigger.data["method"] == "PRELIST" }", "init": "{ $ass = asset[trigger.data["NFT"]].exists; if (NOT exists(trigger.data["NFT"])) bounce("NFT field is mandatory"); if (NOT $ass.exists) bounce("That NFT does not exist within the Obyte network"); if (NOT $ass.is_transferrable) bounce("That NFT is not tradeable"); if (NOT exists(trigger.data["ipfs"])) bounce("ipfs field is mandatory"); if (NOT exists(trigger.data["seller"])) bounce("seller field is mandatory"); if (NOT is_valid_address(trigger.data["seller"])) bounce("The seller address is not valid"); if (NOT exists(trigger.data["duration"])) bounce("duration field is mandatory. Enter the auction duration in seconds"); if (NOT is_integer(trigger.data["duration"])) bounce("duration field is not a valid amount of seconds"); if (trigger.data["duration"] > 2628000) bounce("The auction cannot last more than 30 days"); }", "messages": [ { "app": "state", "state": "{ var[trigger.data["NFT"]] = { ipfs: trigger.data["ipfs"], //Hash of the content author: 'foreign', //The original seller is locked to foreign for foreign NFTs soldBy: trigger.data["seller"], duration: trigger.data["duration"] //Duration of the auction in seconds }; }" } ] }, { "if": "{ trigger.data["method"] == "ENABLE_INVESTING" }", "init": "{ if (var["artist_" || trigger.address]) bounce("You are already accepting maecenas"); if (NOT exists(trigger.data["share"])) bounce("share field is mandatory"); if (NOT is_integer(trigger.data["share"]) OR trigger.data["share"] < 1 OR trigger.data["share"] > 50) bounce("share must be an integer between 1 - 50"); }", "messages": [ { "app": "state", "state": "{ var["artist_" || trigger.address] = { supply: 0, share: 0, sharePercent: trigger.data["share"] / 100 }; }" } ] }, { "if": "{ trigger.data["method"] == "INVEST" }", "init": "{ if (NOT exists(trigger.data["artist"])) bounce("artist field is mandatory"); if (NOT is_valid_address(trigger.data["artist"])) bounce("artist field is not a valid address"); if (NOT var["artist_" || trigger.data["artist"]]) bounce("That artist is not accepting maecenas"); if (NOT exists(trigger.data["amount"])) bounce("amount field is mandatory"); if (NOT is_integer(trigger.data["amount"]) OR trigger.data["amount"] <= 0) bounce("amount must be a positive integer"); $artist = $artistInfo(trigger.data["artist"]); $x0 = $artist.supply; $x1 = $artist.supply + trigger.data["amount"]; $upToFirstToken = 11511570 * $x0 * (1 + $x0) * (1 + 2 * $x0); $upToTargetPurchase = 11511570 * $x1 * (1 + $x1) * (1 + 2 * $x1); $totalCost = round($upToTargetPurchase - ($upToFirstToken OTHERWISE 0), 0); if (trigger.output[[asset="base"]].amount < $totalCost) bounce("Your payment is not enough for that purchase. You need to send " || $totalCost || " bytes" || (trigger.data["amount"]>1 ? " or reduce the amount of maecenas tokens you are buying" : "")); }", "messages": [ { "app": "payment", "payload": { "asset": "base", "outputs": [ { "address": "{trigger.data["artist"]}", "amount": "{floor($totalCost * (1 - $INVESTMENT_CUT) - 10000, 0)}" } ] } }, { "app": "state", "state": "{ var["artist_" || trigger.data["artist"]] ||= {supply: $artist.supply + trigger.data["amount"]}; if (var["maecenas_" || trigger.address || "_" || trigger.data["artist"]]) var["maecenas_" || trigger.address || "_" || trigger.data["artist"]] += trigger.data["amount"]; else var["maecenas_" || trigger.address || "_" || trigger.data["artist"]] = trigger.data["amount"]; }" } ] }, { "if": "{ trigger.data["method"] == "PROFILE" }", "init": "{ $prof = $profile(trigger.address); if ($prof.verified) bounce("You have to contact support to modify a verified profile. We do this to prevent already verified accounts from impersonating other artists"); $profileObj = $prof || trigger.data || {verified: false}; delete($profileObj, "method"); }", "messages": [ { "app": "state", "state": "{ var["profile_" || trigger.address] = $profileObj; }" } ] }, { "if": "{ trigger.data["method"] == "SET_META" }", "init": "{ if (NOT exists(trigger.data["NFT"])) bounce("NFT field is mandatory"); $NFT = var[trigger.data["NFT"]]; if ($NFT.author != trigger.address) bounce("You can only set the metadata of NFTs created by yourself"); }", "messages": [ { "app": "state", "state": "{ var["meta_" || trigger.data["NFT"]] = trigger.data; }" } ] } ] } } ]
Technical information
Fees:
28,641 bytes
(452 headers, 28189 payload)
Level:1941471
Witnessed level:1941464
Main chain index:1933506
Latest included mc index:1933505
Status:stable/confirmed/final