import FungibleToken from 0xf233dcee88fe0abe import FUSD from 0x3c5959b568896393 import FlowToken from 0x1654653399040a61 import Profile from 0x097bafa4e0b48eef import FIND from 0x097bafa4e0b48eef transaction(name: String, amount: UFix64) { let vaultRef : &FUSD.Vault? let leases : &FIND.LeaseCollection? let price : UFix64 prepare(account: AuthAccount) { let fusdReceiver = account.getCapability<&{FungibleToken.Receiver}>(/public/fusdReceiver) if !fusdReceiver.check() { let fusd <- FUSD.createEmptyVault() account.save(<- fusd, to: /storage/fusdVault) account.link<&FUSD.Vault{FungibleToken.Receiver}>( /public/fusdReceiver, target: /storage/fusdVault) account.link<&FUSD.Vault{FungibleToken.Balance}>( /public/fusdBalance, target: /storage/fusdVault) } let leaseCollection = account.getCapability<&FIND.LeaseCollection{FIND.LeaseCollectionPublic}>(FIND.LeasePublicPath) if !leaseCollection.check() { account.save(<- FIND.createEmptyLeaseCollection(), to: FIND.LeaseStoragePath) account.link<&FIND.LeaseCollection{FIND.LeaseCollectionPublic}>( FIND.LeasePublicPath, target: FIND.LeaseStoragePath) } let bidCollection = account.getCapability<&FIND.BidCollection{FIND.BidCollectionPublic}>(FIND.BidPublicPath) if !bidCollection.check() { account.save(<- FIND.createEmptyBidCollection(receiver: fusdReceiver, leases: leaseCollection), to: FIND.BidStoragePath) account.link<&FIND.BidCollection{FIND.BidCollectionPublic}>( FIND.BidPublicPath, target: FIND.BidStoragePath) } var created=false var updated=false let profileCap = account.getCapability<&{Profile.Public}>(Profile.publicPath) if !profileCap.check() { let profile <-Profile.createUser(name:name, createdAt: "find") account.save(<-profile, to: Profile.storagePath) account.link<&Profile.User{Profile.Public}>(Profile.publicPath, target: Profile.storagePath) account.link<&{FungibleToken.Receiver}>(Profile.publicReceiverPath, target: Profile.storagePath) created=true } let profile=account.borrow<&Profile.User>(from: Profile.storagePath)! if !profile.hasWallet("Flow") { let flowWallet=Profile.Wallet( name:"Flow", receiver:account.getCapability<&{FungibleToken.Receiver}>(/public/flowTokenReceiver), balance:account.getCapability<&{FungibleToken.Balance}>(/public/flowTokenBalance), accept: Type<@FlowToken.Vault>(), tags: ["flow"]) profile.addWallet(flowWallet) updated=true } if !profile.hasWallet("FUSD") { profile.addWallet(Profile.Wallet( name:"FUSD", receiver:fusdReceiver, balance:account.getCapability<&{FungibleToken.Balance}>(/public/fusdBalance), accept: Type<@FUSD.Vault>(), tags: ["fusd", "stablecoin"])) updated=true } //If find name not set and we have a profile set it. if profile.getFindName() == "" { profile.setFindName(name) // If name is set, it will emit Updated Event, there is no need to emit another update event below. updated=false } if created { profile.emitCreatedEvent() } else if updated { profile.emitUpdatedEvent() } self.price=FIND.calculateCost(name) log("The cost for registering this name is ".concat(self.price.toString())) self.vaultRef = account.borrow<&FUSD.Vault>(from: /storage/fusdVault) self.leases=account.borrow<&FIND.LeaseCollection>(from: FIND.LeaseStoragePath) } pre{ self.vaultRef != nil : "Could not borrow reference to the fusdVault!" self.leases != nil : "Could not borrow reference to find lease collection" self.price == amount : "Calculated cost : ".concat(self.price.toString()).concat(" does not match expected cost : ").concat(amount.toString()) } execute{ let payVault <- self.vaultRef!.withdraw(amount: self.price) as! @FUSD.Vault self.leases!.register(name: name, vault: <- payVault) } }

Transaction

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