// Thirdparty imports import MetadataViews from 0x1d7e57aa55817448 import FungibleToken from 0xf233dcee88fe0abe import FlowToken from 0x1654653399040a61 // Fixes imports import Fixes from 0xd2abb5dbf5e08666 import FixesAvatar from 0xd2abb5dbf5e08666 import FixesHeartbeat from 0xd2abb5dbf5e08666 import FRC20FTShared from 0xd2abb5dbf5e08666 import FRC20Indexer from 0xd2abb5dbf5e08666 import FRC20TradingRecord from 0xd2abb5dbf5e08666 import FRC20Storefront from 0xd2abb5dbf5e08666 import FRC20Marketplace from 0xd2abb5dbf5e08666 import FRC20MarketManager from 0xd2abb5dbf5e08666 transaction( tick: String, buyAmount: UFix64, buyPrice: UFix64 ) { let market: &FRC20Marketplace.Market{FRC20Marketplace.MarketPublic} let storefront: &FRC20Storefront.Storefront let flowTokenReceiver: Capability<&FlowToken.Vault{FungibleToken.Receiver}> let ins: @Fixes.Inscription prepare(acct: AuthAccount) { /** ------------- Start -- FRC20 Marketing Account General Initialization ------------- */ // Ensure hooks are initialized if acct.borrow<&AnyResource>(from: FRC20FTShared.TransactionHookStoragePath) == nil { let hooks <- FRC20FTShared.createHooks() acct.save(<- hooks, to: FRC20FTShared.TransactionHookStoragePath) } // link the hooks to the public path if acct .getCapability<&FRC20FTShared.Hooks{FRC20FTShared.TransactionHook, FixesHeartbeat.IHeartbeatHook}>(FRC20FTShared.TransactionHookPublicPath) .borrow() == nil { // link the hooks to the public path acct.unlink(FRC20FTShared.TransactionHookPublicPath) acct.link<&FRC20FTShared.Hooks{FRC20FTShared.TransactionHook, FixesHeartbeat.IHeartbeatHook}>( FRC20FTShared.TransactionHookPublicPath, target: FRC20FTShared.TransactionHookStoragePath ) } // borrow the hooks reference let hooksRef = acct.borrow<&FRC20FTShared.Hooks>(from: FRC20FTShared.TransactionHookStoragePath) ?? panic("The hooks were not created") // Ensure Trading Records is initialized if acct.borrow<&AnyResource>(from: FRC20TradingRecord.TradingRecordsStoragePath) == nil { let tradingRecords <- FRC20TradingRecord.createTradingRecords(tick) acct.save(<- tradingRecords, to: FRC20TradingRecord.TradingRecordsStoragePath) // link the trading records to the public path acct.unlink(FRC20TradingRecord.TradingRecordsPublicPath) acct.link<&FRC20TradingRecord.TradingRecords{FRC20TradingRecord.TradingRecordsPublic, FRC20TradingRecord.TradingStatusViewer, FRC20FTShared.TransactionHook}>(FRC20TradingRecord.TradingRecordsPublicPath, target: FRC20TradingRecord.TradingRecordsStoragePath) } // Ensure trading record hook is added to the hooks // get the public capability of the trading record hook let tradingRecordsCap = acct .getCapability<&FRC20TradingRecord.TradingRecords{FRC20TradingRecord.TradingRecordsPublic, FRC20TradingRecord.TradingStatusViewer, FRC20FTShared.TransactionHook}>( FRC20TradingRecord.TradingRecordsPublicPath ) assert(tradingRecordsCap.check(), message: "The trading record hook is not valid") // get the reference of the trading record hook let recordsRef = tradingRecordsCap.borrow() ?? panic("The trading record hook is not valid") if !hooksRef.hasHook(recordsRef.getType()) { hooksRef.addHook(tradingRecordsCap) } // Ensure Fixes Avatar is initialized if acct.borrow<&AnyResource>(from: FixesAvatar.AvatarStoragePath) == nil { acct.save(<- FixesAvatar.create(), to: FixesAvatar.AvatarStoragePath) // link the avatar to the public path acct.unlink(FixesAvatar.AvatarPublicPath) acct.link<&FixesAvatar.Profile{FixesAvatar.ProfilePublic, FRC20FTShared.TransactionHook, MetadataViews.Resolver}>(FixesAvatar.AvatarPublicPath, target: FixesAvatar.AvatarStoragePath) } let profileCap = FixesAvatar.getProfileCap(acct.address) assert(profileCap.check(), message: "The profile is not valid") let profileRef = profileCap.borrow() ?? panic("The profile is not valid") if !hooksRef.hasHook(profileRef.getType()) { hooksRef.addHook(profileCap) } /** ------------- End ----------------------------------------------------------------- */ /** ------------- Start -- FRC20 Storefront Initialization ------------- */ // Create Storefront if it doesn't exist if acct.borrow<&AnyResource>(from: FRC20Storefront.StorefrontStoragePath) == nil { acct.save(<- FRC20Storefront.createStorefront(), to: FRC20Storefront.StorefrontStoragePath) acct.unlink(FRC20Storefront.StorefrontPublicPath) acct.link<&FRC20Storefront.Storefront{FRC20Storefront.StorefrontPublic}>(FRC20Storefront.StorefrontPublicPath, target: FRC20Storefront.StorefrontStoragePath) } self.storefront = acct.borrow<&FRC20Storefront.Storefront>(from: FRC20Storefront.StorefrontStoragePath) ?? panic("Missing or mis-typed NFTStorefront Storefront") self.flowTokenReceiver = acct.getCapability<&FlowToken.Vault{FungibleToken.Receiver}>(/public/flowTokenReceiver) assert(self.flowTokenReceiver.check(), message: "Missing or mis-typed FlowToken receiver") /** ------------- End -------------------------------------------------- */ /** ------------- Start -- Inscription Initialization ------------- */ // basic attributes let mimeType = "text/plain" let metaProtocol = "frc20" let dataStr = "op=list-sellnow,tick=".concat(tick) .concat(",amt=").concat(buyAmount.toString()) .concat(",price=").concat(buyPrice.toString()) let metadata = dataStr.utf8 // estimate the required storage let estimatedReqValue = Fixes.estimateValue( index: Fixes.totalInscriptions, mimeType: mimeType, data: metadata, protocol: metaProtocol, encoding: nil ) // Get a reference to the signer's stored vault let vaultRef = acct.borrow<&FlowToken.Vault>(from: /storage/flowTokenVault) ?? panic("Could not borrow reference to the owner's Vault!") // Withdraw tokens from the signer's stored vault // Total amount to withdraw is the estimated required value + the buy price let flowToReserve <- vaultRef.withdraw(amount: estimatedReqValue + buyPrice) // Create the Inscription first self.ins <- Fixes.createInscription( // Withdraw tokens from the signer's stored vault value: <- (flowToReserve as! @FlowToken.Vault), mimeType: mimeType, metadata: metadata, metaProtocol: metaProtocol, encoding: nil, parentId: nil ) /** ------------- End --------------------------------------------- */ // Borrow a reference to the FRC20Marketplace contract self.market = FRC20MarketManager.borrowMarket(tick) ?? panic("Could not borrow reference to the FRC20Market") } pre { self.market.canAccess(addr: self.storefront.owner!.address): "You are not allowed to access this market for now." } execute { // add to user's storefront let listingId = self.storefront.createListing( ins: <- self.ins, commissionRecipientCaps: nil, customID: nil ) // add to market self.market.addToList( storefront: self.storefront.owner!.address, listingId: listingId ) log("Done: list as sell now") } }