261 lines
8.3 KiB
Nim
261 lines
8.3 KiB
Nim
import # std libs
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atomics, strformat, httpclient, json, chronicles, sequtils, strutils, tables,
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sugar, net
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import # vendor libs
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stint
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import # status-desktop libs
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../statusgo_backend/core as status, ../eth/contracts as contracts,
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../stickers as status_stickers,
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../utils as status_utils,
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web3/[conversions, ethtypes], ../utils, account
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const CRYPTOKITTY* = "cryptokitty"
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const KUDO* = "kudo"
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const ETHERMON* = "ethermon"
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const STICKER* = "stickers"
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const COLLECTIBLE_TYPES* = [CRYPTOKITTY, KUDO, ETHERMON, STICKER]
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const MAX_TOKENS = 200
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proc getTokenUri(contract: Erc721Contract, tokenId: Stuint[256]): string =
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try:
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let
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tokenUri = TokenUri(tokenId: tokenId)
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payload = %* [{
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"to": $contract.address,
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"data": contract.methods["tokenURI"].encodeAbi(tokenUri)
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}, "latest"]
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response = callPrivateRPC("eth_call", payload)
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var postfixedResult: string = parseJson($response)["result"].str
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postfixedResult.removeSuffix('0')
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postfixedResult.removePrefix("0x")
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postfixedResult = parseHexStr(postfixedResult)
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let index = postfixedResult.find("http")
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if (index < -1):
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return ""
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result = postfixedResult[index .. postfixedResult.high]
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except Exception as e:
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error "Error getting the token URI", mes = e.msg
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result = ""
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proc tokenOfOwnerByIndex(contract: Erc721Contract, address: Address, index: Stuint[256]): int =
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let
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tokenOfOwnerByIndex = TokenOfOwnerByIndex(address: address, index: index)
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payload = %* [{
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"to": $contract.address,
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"data": contract.methods["tokenOfOwnerByIndex"].encodeAbi(tokenOfOwnerByIndex)
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}, "latest"]
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response = callPrivateRPC("eth_call", payload)
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jsonResponse = parseJson($response)
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if (not jsonResponse.hasKey("result")):
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return -1
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let res = jsonResponse["result"].getStr
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if (res == "0x"):
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return -1
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result = fromHex[int](res)
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proc balanceOf(contract: Erc721Contract, address: Address): int =
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let
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balanceOf = BalanceOf(address: address)
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payload = %* [{
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"to": $contract.address,
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"data": contract.methods["balanceOf"].encodeAbi(balanceOf)
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}, "latest"]
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response = callPrivateRPC("eth_call", payload)
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jsonResponse = parseJson($response)
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if (not jsonResponse.hasKey("result")):
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return 0
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let res = jsonResponse["result"].getStr
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if (res == "0x"):
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return 0
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result = fromHex[int](res)
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proc tokensOfOwnerByIndex(contract: Erc721Contract, address: Address): seq[int] =
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var index = 0
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var token: int
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var maxIndex: int = balanceOf(contract, address)
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result = @[]
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while index < maxIndex and result.len <= MAX_TOKENS:
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token = tokenOfOwnerByIndex(contract, address, index.u256)
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result.add(token)
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index = index + 1
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return result
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proc getCryptoKittiesBatch*(address: Address, offset: int = 0): seq[Collectible] =
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var cryptokitties: seq[Collectible]
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cryptokitties = @[]
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# TODO handle testnet -- does this API exist in testnet??
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let url: string = fmt"https://api.cryptokitties.co/kitties?limit=20&offset={$offset}&owner_wallet_address={$address}&parents=false"
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let secureSSLContext = newContext()
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let client = newHttpClient(sslContext = secureSSLContext)
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client.headers = newHttpHeaders({ "Content-Type": "application/json" })
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let response = client.request(url)
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let responseBody = parseJson(response.body)
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let kitties = responseBody["kitties"]
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for kitty in kitties:
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try:
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var id = kitty["id"]
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var name = kitty["name"]
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var finalId = ""
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var finalName = ""
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if id.kind != JNull:
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finalId = $id
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if name.kind != JNull:
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finalName = $name
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cryptokitties.add(Collectible(id: finalId,
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name: finalName,
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image: kitty["image_url_png"].str,
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collectibleType: CRYPTOKITTY,
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description: "",
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externalUrl: ""))
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except Exception as e2:
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error "Error with this individual cat", msg = e2.msg, cat = kitty
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let limit = responseBody["limit"].getInt
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let total = responseBody["total"].getInt
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let currentCount = limit * (offset + 1)
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if (currentCount < total and currentCount < MAX_TOKENS):
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# Call the API again with offset + 1
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let nextBatch = getCryptoKittiesBatch(address, offset + 1)
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return concat(cryptokitties, nextBatch)
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return cryptokitties
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proc getCryptoKitties*(address: Address): string =
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try:
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let cryptokitties = getCryptoKittiesBatch(address, 0)
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return $(%*cryptokitties)
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except Exception as e:
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error "Error getting Cryptokitties", msg = e.msg
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return e.msg
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proc getCryptoKitties*(address: string): string =
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let eth_address = parseAddress(address)
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result = getCryptoKitties(eth_address)
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proc getEthermons*(address: Address): string =
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try:
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var ethermons: seq[Collectible]
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ethermons = @[]
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let contract = getErc721Contract("ethermon")
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if contract == nil: return $(%*ethermons)
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let tokens = tokensOfOwnerByIndex(contract, address)
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if (tokens.len == 0):
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return $(%*ethermons)
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let tokensJoined = strutils.join(tokens, ",")
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let url = fmt"https://www.ethermon.io/api/monster/get_data?monster_ids={tokensJoined}"
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let secureSSLContext = newContext()
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let client = newHttpClient(sslContext = secureSSLContext)
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client.headers = newHttpHeaders({ "Content-Type": "application/json" })
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let response = client.request(url)
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let monsters = parseJson(response.body)["data"]
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var i = 0
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for monsterKey in json.keys(monsters):
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let monster = monsters[monsterKey]
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ethermons.add(Collectible(id: $tokens[i],
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name: monster["class_name"].str,
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image: monster["image"].str,
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collectibleType: ETHERMON,
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description: "",
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externalUrl: ""))
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i = i + 1
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return $(%*ethermons)
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except Exception as e:
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error "Error getting Ethermons", msg = e.msg
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result = e.msg
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proc getEthermons*(address: string): string =
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let eth_address = parseAddress(address)
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result = getEthermons(eth_address)
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proc getKudos*(address: Address): string =
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try:
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var kudos: seq[Collectible]
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kudos = @[]
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let contract = getErc721Contract("kudos")
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if contract == nil: return $(%*kudos)
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let tokens = tokensOfOwnerByIndex(contract, address)
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if (tokens.len == 0):
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return $(%*kudos)
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for token in tokens:
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let url = getTokenUri(contract, token.u256)
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if (url == ""):
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return $(%*kudos)
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let secureSSLContext = newContext()
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let client = newHttpClient(sslContext = secureSSLContext)
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client.headers = newHttpHeaders({ "Content-Type": "application/json" })
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let response = client.request(url)
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let kudo = parseJson(response.body)
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kudos.add(Collectible(id: $token,
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name: kudo["name"].str,
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image: kudo["image"].str,
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collectibleType: KUDO,
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description: kudo["description"].str,
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externalUrl: kudo["external_url"].str))
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return $(%*kudos)
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except Exception as e:
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error "Error getting Kudos", msg = e.msg
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result = e.msg
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proc getKudos*(address: string): string =
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let eth_address = parseAddress(address)
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result = getKudos(eth_address)
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proc getStickers*(address: Address, running: var Atomic[bool]): string =
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try:
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var stickers: seq[Collectible]
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stickers = @[]
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let contract = getErc721Contract("sticker-pack")
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if contract == nil: return
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let tokensIds = tokensOfOwnerByIndex(contract, address)
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if (tokensIds.len == 0):
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return $(%*stickers)
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let purchasedStickerPacks = tokensIds.map(tokenId => status_stickers.getPackIdFromTokenId(tokenId.u256))
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if (purchasedStickerPacks.len == 0):
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return $(%*stickers)
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# TODO find a way to keep those in memory so as not to reload it each time
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let availableStickerPacks = getAvailableStickerPacks(running)
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var index = 0
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for stickerId in purchasedStickerPacks:
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let sticker = availableStickerPacks[stickerId]
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stickers.add(Collectible(id: $tokensIds[index],
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name: sticker.name,
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image: fmt"https://ipfs.infura.io/ipfs/{status_utils.decodeContentHash(sticker.preview)}",
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collectibleType: STICKER,
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description: sticker.author,
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externalUrl: "")
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)
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index = index + 1
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return $(%*stickers)
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except Exception as e:
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error "Error getting Stickers", msg = e.msg
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result = e.msg
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proc getStickers*(address: string, running: var Atomic[bool]): string =
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let eth_address = parseAddress(address)
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result = getStickers(eth_address, running)
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