78 lines
2.1 KiB
Swift
78 lines
2.1 KiB
Swift
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import SwiftUI
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import CryptoKit
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struct SettingsKeyInputView: View {
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let type: KeyManagement.KeyType
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@State
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private var text: String = ""
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let footnote: String
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@EnvironmentObject
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private var keys: KeyManagement
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private var hasKey: Bool {
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keys.has(type)
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}
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private var displayText: String {
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keys.get(type)?.displayString ?? "-"
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}
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private var copyText: String {
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guard let key = keys.get(type)?.data else {
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return ""
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}
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guard type.usesHashing else {
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return key.hexEncoded
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}
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return SHA256.hash(data: key).hexEncoded
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}
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var body: some View {
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ScrollView {
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VStack(alignment: .leading) {
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TextField(type.displayName, text: $text)
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.onSubmit(validateText)
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.foregroundColor(.accentColor)
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Text(footnote)
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.font(.footnote)
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.foregroundColor(.secondary)
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}
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.navigationTitle(type.displayName)
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.onAppear {
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if text == "" {
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text = displayText
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print("Text inserted")
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}
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}
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}
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}
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private func validateText() {
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let cleanText = text.replacingOccurrences(of: " ", with: "").trimmingCharacters(in: .whitespacesAndNewlines).lowercased()
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guard let keyData = Data(fromHexEncodedString: cleanText) else {
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print("Invalid key string")
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return
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}
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let keyLength = type.keyLength.bitCount
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guard keyData.count * 8 == keyLength else {
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print("Invalid key length \(keyData.count * 8) bits, expected \(keyLength) (Input: '\(text)')")
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return
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}
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keys.save(type, data: keyData)
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print("Key \(type) saved")
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}
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}
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struct SettingsKeyInputView_Previews: PreviewProvider {
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static var previews: some View {
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SettingsKeyInputView(
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type: .remoteKey,
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footnote: "Some text describing the purpose of the key.")
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.environmentObject(KeyManagement())
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}
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}
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