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// https://stackoverflow.com/questions/56784722/swiftui-send-email
public struct MailView: UIViewControllerRepresentable {

    @Environment(\.presentationMode) var presentation
    @Binding var result: Result<MFMailComposeResult, Error>?
    public var configure: ((MFMailComposeViewController) -> Void)?

    public class Coordinator: NSObject, MFMailComposeViewControllerDelegate {

        @Binding var presentation: PresentationMode

EnesKaraosman

struct SingleSelectionList<Item: Identifiable, Content: View>: View {
    
    var items: [Item]
    @Binding var selectedItem: Item?
    var rowContent: (Item) -> Content
    
    var body: some View {
        List(items) { item in
            rowContent(item)
                .modifier(CheckmarkModifier(checked: item.id == self.selectedItem?.id))

EnesKaraosman

struct ChatMessage: Identifiable {
    var id = UUID()
    var user: ChatUser
    var messageKind: ChatMessageKind
    var isSender: Bool
    var date: Date
}

EnesKaraosman

enum ImageLoadingKind {
    case local(UIImage)
    case remote(URL)
}

enum ChatMessageKind {
    case text(String)
    case image(ImageLoadingKind)
    case location(LocationItem)
    case contact(ContactItem)

EnesKaraosman

struct ChatUser: Identifiable {
    var id = UUID()
    var userName: String
    var avatar: UIImage?
}

EnesKaraosman

struct PacMan: Shape {
    
    var endAngle: Angle
    
    // SwiftUI bu parametre ile, 
    // gerekli optimizasyonu yapıyor.
    var animatableData: Double {
      get { endAngle.degrees }
      set { endAngle = .degrees(newValue) }
    }

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HStack(spacing: 16) {
    
    // 1
    Rectangle()
        .fill(Color.orange)
        .frame(width: 60, height: 60)
    
    // 2
    Rectangle()
        .stroke(

EnesKaraosman

struct Triangle: Shape {
    func path(in rect: CGRect) -> Path {
        var path = Path()
        
        // Orta - Üst
        let topCenter = CGPoint(x: rect.midX, y: rect.minY)
        path.move(to: topCenter)
        
        // Sol Kenar
        path.addLine(to: .init(x: rect.minX, y: rect.maxY))

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struct Balon: Shape {

    func path(in rect: CGRect) -> Path {

        // Orta - Alt nokta
        let bottomCenter = CGPoint(x: rect.midX, y: rect.maxY)
        
        // Orta - Üst nokta
        let upCenter = CGPoint(x: rect.midX, y: rect.minY)
        

EnesKaraosman

HStack {
                   
   PacMan(endAngle: .degrees(270))
      .frame(width: 120, height: 120) 
      // PacMan için, içerisinde çizim yaptığımız
      // (in rect: CGRect) bu frame' dir.
   
   PacMan(endAngle: .degrees(270))
      .rotation(.degrees(45))
      .frame(width: 120, height: 120)