forked from MetaMask/metamask-ios-sdk
-
Notifications
You must be signed in to change notification settings - Fork 0
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
Add read-only screens
- Loading branch information
Showing
3 changed files
with
179 additions
and
0 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,171 @@ | ||
| import Foundation | ||
|
|
||
| // | ||
| // ReadOnlyCallsView.swift | ||
| // metamask-ios-sdk_Example | ||
| // | ||
|
|
||
| import SwiftUI | ||
| import Combine | ||
| import metamask_ios_sdk | ||
|
|
||
| @MainActor | ||
| struct ReadOnlyCallsView: View { | ||
| @EnvironmentObject var metamaskSDK: MetaMaskSDK | ||
|
|
||
| @State private var showProgressView = false | ||
|
|
||
| @State var balanceResult: String = "" | ||
| @State var gasPriceResult: String = "" | ||
| @State var web3ClientVersionResult: String = "" | ||
| @State private var errorMessage = "" | ||
| @State private var showError = false | ||
|
|
||
| private let signButtonTitle = "Sign" | ||
| private let connectAndSignButtonTitle = "Connect & Sign" | ||
|
|
||
| var body: some View { | ||
| NavigationView { | ||
| ZStack { | ||
| VStack(spacing: 16) { | ||
| Spacer() | ||
|
|
||
| VStack { | ||
| Button { | ||
| Task { | ||
| await getBalance() | ||
| } | ||
| } label: { | ||
| Text("Get Balance") | ||
| .modifier(TextButton()) | ||
| .frame(maxWidth: .infinity, maxHeight: 32) | ||
| } | ||
| .modifier(ButtonStyle()) | ||
|
|
||
| Text(balanceResult) | ||
| .modifier(TextCaption()) | ||
| } | ||
|
|
||
| VStack { | ||
| Button { | ||
| Task { | ||
| await getGasPrice() | ||
| } | ||
| } label: { | ||
| Text("Get Gas Price") | ||
| .modifier(TextButton()) | ||
| .frame(maxWidth: .infinity, maxHeight: 32) | ||
| } | ||
| .modifier(ButtonStyle()) | ||
|
|
||
| Text(gasPriceResult) | ||
| .modifier(TextCaption()) | ||
| } | ||
|
|
||
| VStack { | ||
| Button { | ||
| Task { | ||
| await getWeb3ClientVersion() | ||
| } | ||
| } label: { | ||
| Text("Get Web3 Client Version") | ||
| .modifier(TextButton()) | ||
| .frame(maxWidth: .infinity, maxHeight: 32) | ||
| } | ||
| .modifier(ButtonStyle()) | ||
|
|
||
| Text(web3ClientVersionResult) | ||
| .modifier(TextCaption()) | ||
| } | ||
| } | ||
| .padding(.horizontal) | ||
|
|
||
| if showProgressView { | ||
| ProgressView() | ||
| .scaleEffect(1.5, anchor: .center) | ||
| .progressViewStyle(CircularProgressViewStyle(tint: .black)) | ||
| } | ||
| } | ||
| .alert(isPresented: $showError) { | ||
| Alert( | ||
| title: Text("Error"), | ||
| message: Text(errorMessage) | ||
| ) | ||
| } | ||
| .onAppear { | ||
| showProgressView = false | ||
| } | ||
| } | ||
| .navigationTitle("Read-Only Calls") | ||
| } | ||
|
|
||
| func getBalance() async { | ||
| let from = metamaskSDK.account | ||
| let params: [String] = [from, "latest"] | ||
| let getBalanceRequest = EthereumRequest( | ||
| method: .ethGetBalance, | ||
| params: params | ||
| ) | ||
|
|
||
| showProgressView = true | ||
| let requestResult = await metamaskSDK.request(getBalanceRequest) | ||
| showProgressView = false | ||
|
|
||
| switch requestResult { | ||
| case let .success(value): | ||
| balanceResult = value | ||
| errorMessage = "" | ||
| case let .failure(error): | ||
| errorMessage = error.localizedDescription | ||
| showError = true | ||
| } | ||
| } | ||
|
|
||
| func getGasPrice() async { | ||
| let params: [String] = [] | ||
| let getGasPriceRequest = EthereumRequest( | ||
| method: .ethGasPrice, | ||
| params: params | ||
| ) | ||
|
|
||
| showProgressView = true | ||
| let requestResult = await metamaskSDK.request(getGasPriceRequest) | ||
| showProgressView = false | ||
|
|
||
| switch requestResult { | ||
| case let .success(value): | ||
| gasPriceResult = value | ||
| errorMessage = "" | ||
| case let .failure(error): | ||
| errorMessage = error.localizedDescription | ||
| showError = true | ||
| } | ||
| } | ||
|
|
||
| func getWeb3ClientVersion() async { | ||
| let params: [String] = [] | ||
| let getWeb3ClientVersionRequest = EthereumRequest( | ||
| method: .web3ClientVersion, | ||
| params: params | ||
| ) | ||
|
|
||
| showProgressView = true | ||
| let requestResult = await metamaskSDK.request(getWeb3ClientVersionRequest) | ||
| showProgressView = false | ||
|
|
||
| switch requestResult { | ||
| case let .success(value): | ||
| web3ClientVersionResult = value | ||
| errorMessage = "" | ||
| case let .failure(error): | ||
| errorMessage = error.localizedDescription | ||
| showError = true | ||
| } | ||
| } | ||
| } | ||
|
|
||
| struct ReadOnlyCalls_Previews: PreviewProvider { | ||
| static var previews: some View { | ||
| ReadOnlyCallsView() | ||
| } | ||
| } |