Learn SwiftUI (Day 17/100)

import SwiftUI struct ContentView: View { @State private var checkAmount:Double = 0 @State private var numOfPeopleIndex:Int = 0 @State private var tipsPercent:Int = 10 @FocusState private var isFocused: Bool private let minPeopleCount = 2 private let tipsPercentList: [Int] = [10, 15, 18, 20, 25, 0] var amountPerPerson: Double { checkAmount * (1.0 + Double(tipsPercent) / 100.0) / Double(numOfPeopleIndex + minPeopleCount) } var body: some View { NavigationStack { Form { Section{ TextField("Amount", value: $checkAmount, format: .currency(code: Locale.current.currency?.identifier ?? "USD")) .keyboardType(.numberPad) .focused($isFocused) Picker("Number of people", selection: $numOfPeopleIndex) { ForEach(2..<20) { Text("\($0) People") } } .pickerStyle(.navigationLink) } Section("Tip") { Picker("Tip Percentage", selection: $tipsPercent) { ForEach(tipsPercentList, id: \.self) { Text("\($0)%") } } .pickerStyle(.segmented) } Section("Amount per person") { Text(amountPerPerson, format: .currency(code: Locale.current.currency?.identifier ?? "USD")) } } .navigationTitle("We Split") .toolbar { if isFocused { Button("Done") { isFocused = false } } } } } }