问Swift :多维结构组织与init

EN

    // tournament name enum 
    
    enum TournNames : String {
       case wim = "Wimbledom"
       case fo = "French Open"
       case ao = "Australian Open"
       case uo = "US Open"
    }
    
        // 
    struct TournamentName  {
      var Tname  : TournNames  // = .wim
    }

    
    // This is the structure for a tournament score array with some dummy values.
    
    struct TouramentScores  {
       var Match1  : String = "7-6, 6-4, 3-6, 7-6"
       var Match2  : String = "7-6, 6-4, 3-6, 7-6"
 
    }
    


    // This is one entire Tournament record for one player = tournament name + array of scores ... the next goal but not used here until I get over these hurdles
    
    struct TournamentResult  {
       var TournamentName  : TournNames = .wim
       var Scores : TouramentScores
    }
    
   // ... finally the structure of a player ...

struct DummyTennisPlayer  {
   var LastName   : String  // last name
   var FirstName  : String  //first name
   var TN   :  TournamentName
   var TS   :  TouramentScores
 //  var WimRes   :  TournamentResult  // to start a single tournament
 //  var SeasonResults : [TournamentResult]   // ultimately should be an array of 4 tournaments



}
// trying to initialize some dummy data without success after trying several things

   extension DummyTennisPlayer {
      static var dummyResults : [DummyTennisPlayer] {
         [
            DummyTennisPlayer.init(
               LastName : "Federer",
               FirstName: "Roger",
               TN : TournNames.wim      // **** this line
              ,
              TS : ["XX", "yy"]        /// *** this line 
               )
         ]
      }
   }