Implement designed Prompts for EIP3085 wallet_addEthereumChain support #2908
Vladyslav shepitko
3 years ago
parent
0f411a6efc
commit
2094623d8f
@ -0,0 +1,180 @@ |
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// |
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// SwitchChainRequestViewController.swift |
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// AlphaWallet |
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// |
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// Created by Vladyslav Shepitko on 23.09.2021. |
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// |
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import UIKit |
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import PromiseKit |
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protocol SwitchChainRequestViewControllerDelegate: class { |
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func didClose(in viewController: SwitchChainRequestViewController) |
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func didSelectActionButton(in viewController: SwitchChainRequestViewController) |
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func didSelectAdditionalButton(in viewController: SwitchChainRequestViewController) |
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} |
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class SwitchChainRequestViewController: ModalViewController { |
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weak var _delegate: SwitchChainRequestViewControllerDelegate? |
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private var titleLabel: UILabel = { |
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let v = UILabel() |
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v.numberOfLines = 0 |
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v.textAlignment = .center |
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v.textColor = R.color.black() |
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v.font = Fonts.bold(size: 24) |
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return v |
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}() |
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private var descriptionLabel: UILabel = { |
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let v = UILabel() |
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v.numberOfLines = 0 |
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v.textAlignment = .center |
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v.textColor = R.color.mine() |
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v.font = Fonts.regular(size: 17) |
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return v |
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}() |
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private lazy var enableTestnetButton: Button = { |
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let button = Button(size: .normal, style: .system) |
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button.setTitle(viewModel.additionalButtonTitle, for: .normal) |
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return button |
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}() |
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private lazy var buttonsBar: ButtonsBar = { |
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let buttonsBar = ButtonsBar(configuration: .green(buttons: 1)) |
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return buttonsBar |
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}() |
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private var viewModel: SwitchChainRequestViewModel |
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init(viewModel: SwitchChainRequestViewModel) { |
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self.viewModel = viewModel |
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super.init() |
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let footerView = ButtonsBarBackgroundView(buttonsBar: buttonsBar, separatorHeight: 0) |
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footerStackView.addArrangedSubview(footerView) |
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generateSubviews() |
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presentationDelegate = self |
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enableTestnetButton.addTarget(self, action: #selector(enableTestnetButtonSelected), for: .touchUpInside) |
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} |
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required init?(coder aDecoder: NSCoder) { |
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return nil |
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} |
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func configure(viewModel: SwitchChainRequestViewModel) { |
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self.viewModel = viewModel |
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generateSubviews() |
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buttonsBar.configure() |
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buttonsBar.buttons[0].setTitle(viewModel.actionButtonTitle, for: .normal) |
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buttonsBar.buttons[0].addTarget(self, action: #selector(actionButtonSelected), for: .touchUpInside) |
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titleLabel.text = viewModel.title |
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descriptionLabel.text = viewModel.description |
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} |
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@objc private func actionButtonSelected(_ sender: UIButton) { |
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dismissViewAnimated(with: { |
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self._delegate?.didSelectActionButton(in: self) |
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}) |
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} |
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@objc private func enableTestnetButtonSelected(_ sender: UIButton) { |
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dismissViewAnimated(with: { |
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self._delegate?.didSelectAdditionalButton(in: self) |
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}) |
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} |
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} |
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extension SwitchChainRequestViewController: ModalViewControllerDelegate { |
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func didDismiss(_ controller: ModalViewController) { |
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_delegate?.didClose(in: self) |
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dismiss(animated: false) |
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} |
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func didClose(_ controller: ModalViewController) { |
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dismissViewAnimated(with: { |
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self._delegate?.didClose(in: self) |
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self.dismiss(animated: false) |
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}) |
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} |
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} |
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extension SwitchChainRequestViewController { |
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private func generateSubviews() { |
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stackView.removeAllArrangedSubviews() |
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var views: [UIView] = [ |
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[.spacerWidth(16), titleLabel, .spacerWidth(16)].asStackView(axis: .horizontal), |
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.spacer(height: 20), |
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[.spacerWidth(16), descriptionLabel, .spacerWidth(16)].asStackView(axis: .horizontal), |
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] |
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switch viewModel.configuration { |
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case .promptAndSwitchToExistingServerInBrowser, .promptAndActivateExistingServer: |
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break |
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case .promptAndAddAndActivateServer: |
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views += [ |
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.spacer(height: 20), |
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enableTestnetButton |
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] |
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} |
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stackView.addArrangedSubviews(views) |
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} |
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} |
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private class SwitchChainRequestViewControllerBridgeToPromise: NSObject { |
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private let (promiseToReturn, seal) = Promise<SwitchChainRequestResponse>.pending() |
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private var retainCycle: SwitchChainRequestViewControllerBridgeToPromise? |
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private let viewController: SwitchChainRequestViewController |
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init(viewController target: UIViewController, configuration: SwitchChainRequestConfiguration) { |
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viewController = SwitchChainRequestViewController(viewModel: .init(configuration: configuration)) |
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viewController.configure(viewModel: .init(configuration: configuration)) |
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super.init() |
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retainCycle = self |
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viewController._delegate = self |
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promiseToReturn.ensure { |
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// ensure we break the retain cycle |
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self.retainCycle = nil |
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}.cauterize() |
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target.present(viewController, animated: false) |
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} |
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var promise: Promise<SwitchChainRequestResponse> { |
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return promiseToReturn |
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} |
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} |
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extension SwitchChainRequestViewControllerBridgeToPromise: SwitchChainRequestViewControllerDelegate { |
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//NOTE: need to update it with more clear solution, passing button index isn't goo idea for that |
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func didSelectActionButton(in viewController: SwitchChainRequestViewController) { |
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seal.fulfill(.action(0)) |
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} |
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func didSelectAdditionalButton(in viewController: SwitchChainRequestViewController) { |
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seal.fulfill(.action(1)) |
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} |
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func didClose(in viewController: SwitchChainRequestViewController) { |
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seal.fulfill(.canceled) |
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} |
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} |
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extension SwitchChainRequestViewController { |
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static func promise(_ viewController: UIViewController, configuration: SwitchChainRequestConfiguration) -> Promise<SwitchChainRequestResponse> { |
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return SwitchChainRequestViewControllerBridgeToPromise(viewController: viewController, configuration: configuration).promise |
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} |
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} |
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@ -0,0 +1,53 @@ |
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// |
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// SwitchChainRequestViewModel.swift |
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// AlphaWallet |
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// |
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// Created by Vladyslav Shepitko on 23.09.2021. |
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// |
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import UIKit |
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enum SwitchChainRequestConfiguration { |
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case promptAndSwitchToExistingServerInBrowser(existingServer: RPCServer) |
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case promptAndAddAndActivateServer(customChain: WalletAddEthereumChainObject, customChainId: Int) |
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case promptAndActivateExistingServer(existingServer: RPCServer) |
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} |
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enum SwitchChainRequestResponse { |
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case action(Int) |
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case canceled |
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} |
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struct SwitchChainRequestViewModel { |
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let title: String = R.string.localizable.switchChainRequestTitle() |
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let configuration: SwitchChainRequestConfiguration |
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var description: String { |
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switch configuration { |
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case .promptAndSwitchToExistingServerInBrowser(let existingServer): |
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return R.string.localizable.addCustomChainSwitchToExisting(existingServer.displayName, existingServer.chainID) |
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case .promptAndAddAndActivateServer(let customChain, let customChainId): |
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return R.string.localizable.addCustomChainAddAndSwitch(customChain.chainName ?? R.string.localizable.addCustomChainUnnamed(), customChainId) |
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case .promptAndActivateExistingServer(let existingServer): |
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return R.string.localizable.addCustomChainEnableExisting(existingServer.displayName, existingServer.chainID) |
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} |
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} |
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var actionButtonTitle: String { |
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switch configuration { |
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case .promptAndSwitchToExistingServerInBrowser: |
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// Switch & Reload |
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return R.string.localizable.switchChainRequestActionSwitchReload() |
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case .promptAndAddAndActivateServer: |
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// Add, Switch & Reload Mainnet |
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return R.string.localizable.switchChainRequestActionAddSwitchReload(R.string.localizable.settingsEnabledNetworksMainnet()) |
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case .promptAndActivateExistingServer: |
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// Enable, Switch & Reload |
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return R.string.localizable.switchChainRequestActionEnableSwitchReload() |
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} |
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} |
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var additionalButtonTitle: String { |
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R.string.localizable.switchChainRequestActionAddSwitchReload(R.string.localizable.settingsEnabledNetworksTestnet()) |
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} |
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} |
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