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//
// ContentView.swift
// LibreSecrets
//
// Created by Christian Cleberg on 2024-01-10.
//
import SwiftUI
import UniformTypeIdentifiers
struct ContentView: View {
// Create initial variables
@State private var speed = 50.0
@State private var isEditing = false
@State private var enableNumbers = false
@State private var enableSpecial = false
@State private var enableCapitalization = false
@State private var isCopied: Bool = false
// Create Picker options to choose password type
enum PasswordType: String, CaseIterable, Identifiable {
case random, xkcd
var id: Self { self }
}
@State private var passwordType: PasswordType = .random
// Generates a random string of alphanumeric, numeric (optional), and special (optional) characters per user-determined length
func randomString(length: Int) -> String {
var characters = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
if enableNumbers {
characters.append("0123456789")
}
if enableSpecial {
characters.append("!%&()*+,-./:;<=>?@[^_`{|}~")
}
return String((0..<length).map{ _ in characters.randomElement()! })
}
// Generates a series of words separated by "-", including a digit (optional), and capitalization (optional) per user-determined length
func randomWord(length: Int) -> String {
var randomLine = ""
for i in 1...length {
if let wordsFilePath = Bundle.main.path(forResource: "words", ofType: nil) {
do {
let wordsString = try String(contentsOfFile: wordsFilePath)
let wordLines = wordsString.components(separatedBy: .newlines)
if enableCapitalization {
randomLine += wordLines[numericCast(arc4random_uniform(numericCast(wordLines.count)))].capitalized
} else {
randomLine += wordLines[numericCast(arc4random_uniform(numericCast(wordLines.count)))]
}
if i != length {
randomLine += "-"
}
if i == length && enableNumbers {
randomLine += String(Int.random(in: 0..<9))
}
} catch { // contentsOfFile throws an error
print("Error: \(error)")
}
}
}
return randomLine
}
// Generate the view
var body: some View {
VStack {
VStack {
Text("Password Generator")
.font(.largeTitle)
Text("Save your password somewhere safe!")
.font(.caption)
}
Form {
Section(header: Text("Password Type")) {
Picker("Type", selection: $passwordType) {
Text("Random").tag(PasswordType.random)
Text("XKCD").tag(PasswordType.xkcd)
}
}
if passwordType == .random {
Section(header: Text("Random Password")) {
Slider(
value: $speed,
in: 8...36,
step: 1
) {
Text("Characters")
} minimumValueLabel: {
Text("8")
} maximumValueLabel: {
Text("36")
} onEditingChanged: { editing in
isEditing = editing
}
.onAppear {
self.speed = 12
}
Toggle("Numbers", isOn: $enableNumbers)
Toggle("Special Characters", isOn: $enableSpecial)
}
let password = randomString(length: Int(speed))
Text("\(password)")
.onTapGesture {
let clipboard = UIPasteboard.general
clipboard.setValue(password, forPasteboardType: UTType.plainText.identifier)
withAnimation {
isCopied = true
}
DispatchQueue.main.asyncAfter(wallDeadline: .now() + 3) {
withAnimation {
isCopied = false
}
}
}
} else {
Section(header: Text("XKCD Password")) {
Slider(
value: $speed,
in: 1...10,
step: 1
) {
Text("Words")
} minimumValueLabel: {
Text("1")
} maximumValueLabel: {
Text("10")
} onEditingChanged: { editing in
isEditing = editing
}
.onAppear {
self.speed = 4
}
Toggle("Numbers", isOn: $enableNumbers)
Toggle("Capitalize Words", isOn: $enableCapitalization)
}
let password = randomWord(length: Int(speed))
Text("\(password)")
.onTapGesture {
let clipboard = UIPasteboard.general
clipboard.setValue(password, forPasteboardType: UTType.plainText.identifier)
withAnimation {
isCopied = true
}
DispatchQueue.main.asyncAfter(wallDeadline: .now() + 3) {
withAnimation {
isCopied = false
}
}
}
}
}
if isCopied {
Text("Copied successfully!")
.foregroundColor(.white)
.bold()
.font(.footnote)
.frame(width: 140, height: 30)
.background(Color.indigo.cornerRadius(7))
}
}
.padding()
}
}
#Preview {
ContentView()
}
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