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feat: ios: Banana Spit backup flow (#2355)
* feat: ios: Assets, localizable, models, rename and moving seeds related classes * feat: ios: UI elements fixes and cleanup * feat: ios: Banana split main modal * feat: ios: Banana split action modal * feat: ios: banana split / passphrase keychain classes * feat: ios: QR code modal, passphrase modal * feat: ios: initial key details integration * feat: ios: Unit tests for BS keychain * feat: ios: banana split unit tests --------- Co-authored-by: Pavel Rybalko <[email protected]>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,58 @@ | ||
| // | ||
| // IconButton.swift | ||
| // PolkadotVault | ||
| // | ||
| // Created by Krzysztof Rodak on 15/02/2024. | ||
| // | ||
|
|
||
| import SwiftUI | ||
|
|
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| struct IconButtonStyle: ButtonStyle { | ||
| func makeBody(configuration: Self.Configuration) -> some View { | ||
| configuration.label | ||
| .padding(Spacing.medium) | ||
| .foregroundColor(.textAndIconsSecondary) | ||
| .frame( | ||
| height: Heights.iconButton, | ||
| alignment: .center | ||
| ) | ||
| } | ||
| } | ||
|
|
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| struct IconButton: View { | ||
| private let action: () -> Void | ||
| private let icon: ImageResource | ||
|
|
||
| init( | ||
| action: @escaping () -> Void, | ||
| icon: ImageResource | ||
| ) { | ||
| self.action = action | ||
| self.icon = icon | ||
| } | ||
|
|
||
| var body: some View { | ||
| Button(action: action) { | ||
| HStack { | ||
| Image(icon) | ||
| } | ||
| } | ||
| .buttonStyle(IconButtonStyle()) | ||
| } | ||
| } | ||
|
|
||
| #if DEBUG | ||
| struct IconButton_Previews: PreviewProvider { | ||
| static var previews: some View { | ||
| VStack(alignment: .leading, spacing: 10) { | ||
| IconButton( | ||
| action: {}, | ||
| icon: .refreshPassphrase | ||
| ) | ||
| } | ||
| .padding() | ||
| .preferredColorScheme(.dark) | ||
| .previewLayout(.sizeThatFits) | ||
| } | ||
| } | ||
| #endif |
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102 changes: 102 additions & 0 deletions
102
ios/PolkadotVault/Core/Keychain/BananaSplit/KeychainBananaSplitQueryProvider.swift
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,102 @@ | ||
| // | ||
| // KeychainBananaSplitQueryProvider.swift | ||
| // Polkadot Vault | ||
| // | ||
| // Created by Krzysztof Rodak on 26/02/2024. | ||
| // | ||
|
|
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| import Foundation | ||
|
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| struct BananaSplitPassphrase: Codable, Equatable { | ||
| let passphrase: String | ||
| } | ||
|
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| enum KeychainBananaSplitQuery { | ||
| case fetch(seedName: String) | ||
| case check(seedName: String) | ||
| case delete(seedName: String) | ||
| case save(seedName: String, bananaSplit: BananaSplitBackup) | ||
| } | ||
|
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| enum KeychainBananaSplitPassphraseQuery { | ||
| case fetch(seedName: String) | ||
| case delete(seedName: String) | ||
| case save(seedName: String, passphrase: BananaSplitPassphrase, accessControl: SecAccessControl) | ||
| } | ||
|
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| // sourcery: AutoMockable | ||
| protocol KeychainBananaSplitQueryProviding: AnyObject { | ||
| func query(for queryType: KeychainBananaSplitQuery) -> CFDictionary | ||
| func passhpraseQuery(for queryType: KeychainBananaSplitPassphraseQuery) -> CFDictionary | ||
| } | ||
|
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| final class KeychainBananaSplitQueryProvider: KeychainBananaSplitQueryProviding { | ||
| enum Constants { | ||
| static let bananaSplitSuffix = "_bananaSplit" | ||
| static let passphraseSuffix = "_passphrase" | ||
| } | ||
|
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| private let jsonEncoder: JSONEncoder | ||
|
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| init(jsonEncoder: JSONEncoder = JSONEncoder()) { | ||
| self.jsonEncoder = jsonEncoder | ||
| } | ||
|
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| func query(for queryType: KeychainBananaSplitQuery) -> CFDictionary { | ||
| var dictionary: [CFString: Any] = [ | ||
| kSecClass: kSecClassGenericPassword | ||
| ] | ||
| switch queryType { | ||
| case let .fetch(seedName): | ||
| dictionary[kSecMatchLimit] = kSecMatchLimitOne | ||
| dictionary[kSecAttrAccount] = backupName(seedName) | ||
| dictionary[kSecReturnAttributes] = false | ||
| dictionary[kSecReturnData] = true | ||
| case let .check(seedName): | ||
| dictionary[kSecMatchLimit] = kSecMatchLimitOne | ||
| dictionary[kSecAttrAccount] = backupName(seedName) | ||
| dictionary[kSecReturnData] = false | ||
| case let .delete(seedName): | ||
| dictionary[kSecAttrAccount] = backupName(seedName) | ||
| case let .save(seedName, bananaSplit): | ||
| dictionary[kSecAttrAccount] = backupName(seedName) | ||
| if let data = try? jsonEncoder.encode(bananaSplit) { | ||
| dictionary[kSecValueData] = data | ||
| } | ||
| dictionary[kSecReturnData] = false | ||
| } | ||
| return dictionary as CFDictionary | ||
| } | ||
|
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| func passhpraseQuery(for queryType: KeychainBananaSplitPassphraseQuery) -> CFDictionary { | ||
| var dictionary: [CFString: Any] = [ | ||
| kSecClass: kSecClassGenericPassword | ||
| ] | ||
| switch queryType { | ||
| case let .fetch(seedName): | ||
| dictionary[kSecMatchLimit] = kSecMatchLimitOne | ||
| dictionary[kSecAttrAccount] = passphraseName(seedName) | ||
| dictionary[kSecReturnAttributes] = false | ||
| dictionary[kSecReturnData] = true | ||
| case let .delete(seedName): | ||
| dictionary[kSecAttrAccount] = passphraseName(seedName) | ||
| case let .save(seedName, passphrase, accessControl): | ||
| dictionary[kSecAttrAccessControl] = accessControl | ||
| dictionary[kSecAttrAccount] = passphraseName(seedName) | ||
| if let data = try? jsonEncoder.encode(passphrase) { | ||
| dictionary[kSecValueData] = data | ||
| } | ||
|
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| dictionary[kSecReturnData] = false | ||
| } | ||
| return dictionary as CFDictionary | ||
| } | ||
|
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| private func backupName(_ seedName: String) -> String { | ||
| seedName + Constants.bananaSplitSuffix | ||
| } | ||
|
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| private func passphraseName(_ seedName: String) -> String { | ||
| seedName + Constants.passphraseSuffix | ||
| } | ||
| } |
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