PersonForm Starter View for Video on SQLiteData

PersonForm.swift

import SwiftUI

struct PersonForm: View { 
    @State private var name = ""
    @State private var birthDate: Date?
    @State private var notes = ""
    private var dateBinding: Binding<Date> {
        Binding {
            birthDate ?? Date.now
        } set: { setDate in
            birthDate = setDate
        }
    }
    @Environment(\.dismiss) var dismiss
    var body: some View {
        NavigationStack {
            Form {
                TextField("Name", text: $name)
                if birthDate != nil {
                    HStack { 
                        DatePicker("Birthdate", selection: dateBinding, displayedComponents: .date)
                        Button {
                            birthDate = nil
                        } label: {
                            Image(systemName: "xmark.circle.fill")
                        }
                    }
                } else {
                    HStack {
                        Text("Birthdate")
                        Spacer()
                        Button("Add Birthdate") {
                            birthDate = Date.now
                        }
                        .buttonStyle(.borderedProminent)
                    }
                }
                TextField("Notes", text: $notes, axis: .vertical)
            }
            .navigationTitle("Person")
            .navigationBarTitleDisplayMode(.inline)
            .toolbar {
                ToolbarItem(placement: .confirmationAction){
                    Button(role: .confirm) {
                        dismiss()
                    }
                }
                ToolbarItem(placement: .cancellationAction) {
                    Button(role: .close) {
                        dismiss()
                    }
                }
            }
        }
    }
}

#Preview {
    PersonForm()
}