import FungibleToken from 0xf233dcee88fe0abe import FungibleTokenMetadataViews from 0xf233dcee88fe0abe import MetadataViews from 0x1d7e57aa55817448 import Toucans from 0x577a3c409c5dcb5e import ToucansTokens from 0x577a3c409c5dcb5e import FlowToken from 0x1654653399040a61 import ViewResolver from 0x1d7e57aa55817448 pub contract ReedDAO: FungibleToken, ViewResolver { // The amount of tokens in existance pub var totalSupply: UFix64 // nil if there is none pub let maxSupply: UFix64? // Paths pub let VaultStoragePath: StoragePath pub let ReceiverPublicPath: PublicPath pub let VaultPublicPath: PublicPath pub let MinterStoragePath: StoragePath pub let AdministratorStoragePath: StoragePath // Events pub event TokensInitialized(initialSupply: UFix64) pub event TokensWithdrawn(amount: UFix64, from: Address?) pub event TokensDeposited(amount: UFix64, to: Address?) pub event TokensTransferred(amount: UFix64, from: Address, to: Address) pub event TokensMinted(amount: UFix64) pub event TokensBurned(amount: UFix64) pub resource Vault: FungibleToken.Provider, FungibleToken.Receiver, FungibleToken.Balance, MetadataViews.Resolver { pub var balance: UFix64 pub fun withdraw(amount: UFix64): @FungibleToken.Vault { self.balance = self.balance - amount emit TokensWithdrawn(amount: amount, from: self.owner?.address) if let owner: Address = self.owner?.address { ReedDAO.setBalance(address: owner, balance: self.balance) } return <- create Vault(balance: amount) } pub fun deposit(from: @FungibleToken.Vault) { let vault: @Vault <- from as! @Vault self.balance = self.balance + vault.balance emit TokensDeposited(amount: vault.balance, to: self.owner?.address) // We set the balance to 0.0 here so that it doesn't // decrease the totalSupply in the `destroy` function. vault.balance = 0.0 destroy vault if let owner: Address = self.owner?.address { ReedDAO.setBalance(address: owner, balance: self.balance) } } pub fun getViews(): [Type]{ return [ Type(), Type(), Type() ] } pub fun resolveView(_ view: Type): AnyStruct? { switch view { case Type(): return ReedDAO.resolveView(view) case Type(): return ReedDAO.resolveView(view) case Type(): return ReedDAO.resolveView(view) } return nil } init(balance: UFix64) { self.balance = balance } destroy() { if (self.balance > 0.0) { emit TokensBurned(amount: self.balance) ReedDAO.totalSupply = ReedDAO.totalSupply - self.balance } } } pub fun createEmptyVault(): @Vault { return <- create Vault(balance: 0.0) } pub resource Minter: Toucans.Minter { pub fun mint(amount: UFix64): @Vault { post { ReedDAO.maxSupply == nil || ReedDAO.totalSupply <= ReedDAO.maxSupply!: "Exceeded the max supply of tokens allowd." } ReedDAO.totalSupply = ReedDAO.totalSupply + amount emit TokensMinted(amount: amount) return <- create Vault(balance: amount) } } // We follow this pattern of storage // so the (potentially) huge dictionary // isn't loaded when the contract is imported pub resource Administrator { // This is an experimental index and should // not be used for anything official // or monetary related access(self) let balances: {Address: UFix64} access(contract) fun setBalance(address: Address, balance: UFix64) { self.balances[address] = balance } pub fun getBalance(address: Address): UFix64 { return self.balances[address] ?? 0.0 } pub fun getBalances(): {Address: UFix64} { return self.balances } init() { self.balances = {} } } access(contract) fun setBalance(address: Address, balance: UFix64) { let admin: &Administrator = self.account.borrow<&Administrator>(from: self.AdministratorStoragePath)! admin.setBalance(address: address, balance: balance) } pub fun getBalance(address: Address): UFix64 { let admin: &Administrator = self.account.borrow<&Administrator>(from: self.AdministratorStoragePath)! return admin.getBalance(address: address) } pub fun getBalances(): {Address: UFix64} { let admin: &Administrator = self.account.borrow<&Administrator>(from: self.AdministratorStoragePath)! return admin.getBalances() } pub fun getViews(): [Type] { return [ Type(), Type(), Type() ] } pub fun resolveView(_ view: Type): AnyStruct? { switch view { case Type(): return FungibleTokenMetadataViews.FTView( ftDisplay: self.resolveView(Type()) as! FungibleTokenMetadataViews.FTDisplay?, ftVaultData: self.resolveView(Type()) as! FungibleTokenMetadataViews.FTVaultData? ) case Type(): let media = MetadataViews.Media( file: MetadataViews.HTTPFile( url: "https://ipfs.io/ipfs/QmUW8XEoyYXKXqMCn9RBDtbrM38SdZYYPp66kZdqymUX4n" ), mediaType: "image" ) let bannerMedia = MetadataViews.Media( file: MetadataViews.HTTPFile( url: "https://ipfs.io/ipfs/QmUW8XEoyYXKXqMCn9RBDtbrM38SdZYYPp66kZdqymUX4n" ), mediaType: "image" ) let medias = MetadataViews.Medias([media, bannerMedia]) return FungibleTokenMetadataViews.FTDisplay( name: "ReedDAO", symbol: "REED", description: "A DAO for Wrestling fans.", externalURL: MetadataViews.ExternalURL(""), logos: medias, socials: { "twitter": MetadataViews.ExternalURL(""), "discord": MetadataViews.ExternalURL("") } ) case Type(): return FungibleTokenMetadataViews.FTVaultData( storagePath: ReedDAO.VaultStoragePath, receiverPath: ReedDAO.ReceiverPublicPath, metadataPath: ReedDAO.VaultPublicPath, providerPath: /private/ReedDAOVault, receiverLinkedType: Type<&Vault{FungibleToken.Receiver}>(), metadataLinkedType: Type<&Vault{FungibleToken.Balance, MetadataViews.Resolver}>(), providerLinkedType: Type<&Vault{FungibleToken.Provider}>(), createEmptyVaultFunction: (fun (): @Vault { return <- ReedDAO.createEmptyVault() }) ) } return nil } init( _paymentTokenInfo: ToucansTokens.TokenInfo, _editDelay: UFix64, _minting: Bool, _initialTreasurySupply: UFix64, _maxSupply: UFix64?, _extra: {String: AnyStruct} ) { // Contract Variables self.totalSupply = 0.0 self.maxSupply = _maxSupply // Paths self.VaultStoragePath = /storage/ReedDAOVault self.ReceiverPublicPath = /public/ReedDAOReceiver self.VaultPublicPath = /public/ReedDAOMetadata self.MinterStoragePath = /storage/ReedDAOMinter self.AdministratorStoragePath = /storage/ReedDAOAdmin // Admin Setup let vault <- create Vault(balance: self.totalSupply) self.account.save(<- vault, to: self.VaultStoragePath) self.account.link<&Vault{FungibleToken.Receiver}>( self.ReceiverPublicPath, target: self.VaultStoragePath ) self.account.link<&Vault{FungibleToken.Balance, MetadataViews.Resolver}>( self.VaultPublicPath, target: self.VaultStoragePath ) if self.account.borrow<&Toucans.Collection>(from: Toucans.CollectionStoragePath) == nil { self.account.save(<- Toucans.createCollection(), to: Toucans.CollectionStoragePath) self.account.link<&Toucans.Collection{Toucans.CollectionPublic}>(Toucans.CollectionPublicPath, target: Toucans.CollectionStoragePath) } let toucansProjectCollection = self.account.borrow<&Toucans.Collection>(from: Toucans.CollectionStoragePath)! toucansProjectCollection.createProject( projectTokenInfo: ToucansTokens.TokenInfo("ReedDAO", self.account.address, "REED", self.ReceiverPublicPath, self.VaultPublicPath, self.VaultStoragePath), paymentTokenInfo: _paymentTokenInfo, minter: <- create Minter(), editDelay: _editDelay, minting: _minting, initialTreasurySupply: _initialTreasurySupply, extra: _extra ) self.account.save(<- create Administrator(), to: self.AdministratorStoragePath) // Events emit TokensInitialized(initialSupply: self.totalSupply) } }

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