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[W3W] Support test namespaces #895

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Jun 5, 2023
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[W3W] Support test namespaces #895

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24 changes: 14 additions & 10 deletions Example/WalletApp/PresentationLayer/Wallet/SessionProposal/SessionProposalInteractor.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -4,24 +4,28 @@ import Web3Wallet

final class SessionProposalInteractor {
func approve(proposal: Session.Proposal) async throws {
// Following properties are used to support all the required namespaces for the testing purposes
let supportedMethods = Array(proposal.requiredNamespaces.map { $0.value.methods }.first ?? [])
let supportedEvents = Array(proposal.requiredNamespaces.map { $0.value.events }.first ?? [])
let supportedChains = Array((proposal.requiredNamespaces.map { $0.value.chains }.first ?? [] )!)
let supportedAccounts = supportedChains.map { Account(blockchain: $0, address: ETHSigner.address)! }
// Following properties are used to support all the required and optional namespaces for the testing purposes
let supportedMethods = Set(proposal.requiredNamespaces.flatMap { $0.value.methods } + (proposal.optionalNamespaces?.flatMap { $0.value.methods } ?? []))
let supportedEvents = Set(proposal.requiredNamespaces.flatMap { $0.value.events } + (proposal.optionalNamespaces?.flatMap { $0.value.events } ?? []))

let supportedRequiredChains = proposal.requiredNamespaces["eip155"]?.chains
let supportedOptionalChains = proposal.optionalNamespaces?["eip155"]?.chains ?? []
let supportedChains = supportedRequiredChains?.union(supportedOptionalChains) ?? []

let supportedAccounts = Array(supportedChains).map { Account(blockchain: $0, address: ETHSigner.address)! }

/* Use only supported values for production. I.e:
let supportedMethods = ["eth_signTransaction", "personal_sign", "eth_signTypedData", "eth_sendTransaction", "eth_sign"]
let supportedEvents = ["accountsChanged", "chainChanged"]
let supportedChains = [Blockchain("eip155:1")!, Blockchain("eip155:5")!]
let supportedAccounts = [Account(blockchain: Blockchain("eip155:5")!, address: ETHSigner.address)!]
let supportedChains = [Blockchain("eip155:1")!, Blockchain("eip155:137")!]
let supportedAccounts = [Account(blockchain: Blockchain("eip155:1")!, address: ETHSigner.address)!, Account(blockchain: Blockchain("eip155:137")!, address: ETHSigner.address)!]
*/
do {
let sessionNamespaces = try AutoNamespaces.build(
sessionProposal: proposal,
chains: supportedChains,
methods: supportedMethods,
events: supportedEvents,
chains: Array(supportedChains),
methods: Array(supportedMethods),
events: Array(supportedEvents),
accounts: supportedAccounts
)
try await Web3Wallet.instance.approve(proposalId: proposal.id, namespaces: sessionNamespaces)
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