Make room system generic

.gitignore

@@ -302,8 +302,6 @@ node_modules/
 *.dsp
 
 # Visual Studio 6 technical files 
-*.ncb
-*.aps
 
 # Visual Studio LightSwitch build output
 **/*.HTMLClient/GeneratedArtifacts
@@ -396,3 +394,7 @@ FodyWeavers.xsd
 
 # JetBrains Rider
 *.sln.iml
+
+# SQLite
+/src/TextLore/games.sqlite-shm
+/src/TextLore/games.sqlite-wal

src/TextLore/Database/GamesDatabaseContext.cs

@@ -4,5 +4,5 @@ namespace TextLore.Database;
 
 public class GamesDatabaseContext(DbContextOptions<GamesDatabaseContext> options) : DbContext(options)
 {
-    public DbSet<Games.Roguelike.Models.RoomDefinition> RoguelikeRooms { get; set; }
+    public DbSet<Games.Roguelike.Models.RoomDefinition> Rooms { get; set; }
 }

src/TextLore/Games/Roguelike/Logic/LevelGenerator.cs

@@ -19,12 +19,12 @@ public class LevelGenerator(DeterministicRandom seed, IQueryable<RoomDefinition>
         Level level = new Level(size, seed);
         Queue<Room> generationQueue = new Queue<Room>();
 
-        RoomDefinition startRoomDefinition = await GetRandomRoomDefinition() ?? throw new InvalidOperationException("No rooms found in the database.");
+        RoomDefinition startRoomDefinition = await GetRandomRoomDefinition(level) ?? throw new InvalidOperationException("No rooms found in the database.");
         Position startRoomPosition = new Position(seed.Next(0, size.Width), seed.Next(0, size.Height));
 
         Room startRoom = new Room(startRoomPosition, startRoomDefinition);
 
-        level.AddRoom(startRoom);
+        _ = level.AddRoom(startRoom);
         generationQueue.Enqueue(startRoom);
 
         while (generationQueue.Count > 0)
@@ -43,11 +43,11 @@ public class LevelGenerator(DeterministicRandom seed, IQueryable<RoomDefinition>
 
                 if (level.IsPositionInBounds(newPosition) && level.GetRoom(newPosition) is null)
                 {
-                    RoomDefinition? newRoomDefinition = await GetRandomRoomDefinition();
+                    RoomDefinition? newRoomDefinition = await GetRandomRoomDefinition(level);
 
                     Room newRoom = new Room(newPosition, newRoomDefinition ?? throw new InvalidOperationException("No rooms found in the database."));
 
-                    level.AddRoom(newRoom);
+                    _ = level.AddRoom(newRoom);
                     generationQueue.Enqueue(newRoom);
                 }
             }
@@ -74,7 +74,7 @@ public class LevelGenerator(DeterministicRandom seed, IQueryable<RoomDefinition>
         return level;
     }
 
-    private async Task<RoomDefinition?> GetRandomRoomDefinition()
+    private async Task<RoomDefinition?> GetRandomRoomDefinition(Level level)
     {
         RoomDefinition? room = null;
         int randomRoomIndex = seed.Next();
@@ -87,6 +87,11 @@ public class LevelGenerator(DeterministicRandom seed, IQueryable<RoomDefinition>
         {
             room = await rooms.FirstOrDefaultAsync(x => x.Id == randomRoomIndex);
 
+            if (room?.Tag == RoomTag.Unique && level.RoomExists(room))
+            {
+                room = null;
+            }
+
             if (room is not null)
             {
                 break;

src/TextLore/Games/Roguelike/Models/Level.cs

@@ -22,14 +22,26 @@ public class Level(Size size, DeterministicRandom seed)
         return rooms;
     }
 
-    public void AddRoom(Room room)
+    public bool AddRoom(Room room)
     {
         if (!IsRoomInBounds(room))
         {
-            throw new InvalidOperationException("Room is out of bounds.");
+            return false;
+        }
+
+        if (room.Definition.Tag == RoomTag.Unique && RoomExists(room.Definition))
+        {
+            return false;
+        }
+
+        if (room.Definition.Tag == RoomTag.Start && rooms.Values.Any(r => r.Definition.Tag == RoomTag.Start))
+        {
+            return false;
         }
 
         rooms[room.Position] = room;
+
+        return true;
     }
 
     public bool IsPositionInBounds(Position point)
@@ -47,6 +59,11 @@ public class Level(Size size, DeterministicRandom seed)
         return rooms.ContainsKey(point);
     }
 
+    public bool RoomExists(RoomDefinition definition)
+    {
+        return rooms.Values.Any(r => r.Definition.Id == definition.Id);
+    }
+
     public void ClearRoom(Position point)
     {
         _ = rooms.Remove(point);

src/TextLore/Games/Roguelike/Models/RoomDefinition.cs

@@ -1,14 +1,22 @@
-using System.ComponentModel.DataAnnotations;
+using Microsoft.EntityFrameworkCore;
+
 using System.ComponentModel.DataAnnotations.Schema;
 
 namespace TextLore.Games.Roguelike.Models;
 
-public class RoomDefinition(string name)
+[PrimaryKey(nameof(Id), nameof(Tag), nameof(Game))]
+public class RoomDefinition(int id, RoomTag tag, string game)
 {
-    [Key]
+    [Column(Order = 0)]
-    [DatabaseGenerated(DatabaseGeneratedOption.Identity)]
+    public int Id { get; } = id;
-    public int Id { get; private set; }
 
-    [Required]
+    [Column(Order = 1)]
-    public string Name { get; set; } = name;
+    public RoomTag Tag { get; } = tag;
+
+    [Column(Order = 2)]
+    public string Game { get; } = game;
+
+    public required string Name { get; set; }
+
+    public string Script { get; set; } = string.Empty;
 }

src/TextLore/Games/Roguelike/Models/RoomTag.cs

@@ -0,0 +1,9 @@
+namespace TextLore.Games.Roguelike.Models;
+
+public enum RoomTag
+{
+    None = 0,
+    Start = 1,
+    End = 2,
+    Unique = 3
+}

src/TextLore/Games/Roguelike/RoguelikePage.razor.cs

@@ -37,7 +37,7 @@ public partial class RoguelikePage
     {
         if (firstRender)
         {
-            await console.Execute(new GenerateLevelCommand(DatabaseContext.RoguelikeRooms, NavigationManager, OnLevelGenerated), Seed);
+            await console.Execute(new GenerateLevelCommand(DatabaseContext.Rooms, NavigationManager, OnLevelGenerated), Seed);
         }
     }
 }

src/TextLore/Program.cs

@@ -28,17 +28,15 @@ GamesDatabaseContext databaseContext = serviceScope.ServiceProvider.GetRequiredS
 
 if (await databaseContext.Database.EnsureCreatedAsync())
 {
-    databaseContext.RoguelikeRooms.AddRange(
+    databaseContext.Rooms.AddRange(
-        new TextLore.Games.Roguelike.Models.RoomDefinition("Room 1"),
+        new TextLore.Games.Roguelike.Models.RoomDefinition(1, TextLore.Games.Roguelike.Models.RoomTag.Start, "rogelike") { Name = "Start Room" },
-        new TextLore.Games.Roguelike.Models.RoomDefinition("Room 2"),
+        new TextLore.Games.Roguelike.Models.RoomDefinition(1, TextLore.Games.Roguelike.Models.RoomTag.Unique, "rogelike") { Name = "Unique Room" },
-        new TextLore.Games.Roguelike.Models.RoomDefinition("Room 3"),
+        new TextLore.Games.Roguelike.Models.RoomDefinition(2, TextLore.Games.Roguelike.Models.RoomTag.Unique, "rogelike") { Name = "Normal Room 1" },
-        new TextLore.Games.Roguelike.Models.RoomDefinition("Room 4"),
+        new TextLore.Games.Roguelike.Models.RoomDefinition(3, TextLore.Games.Roguelike.Models.RoomTag.Unique, "rogelike") { Name = "Normal Room 2" },
-        new TextLore.Games.Roguelike.Models.RoomDefinition("Room 5"),
+        new TextLore.Games.Roguelike.Models.RoomDefinition(4, TextLore.Games.Roguelike.Models.RoomTag.Unique, "rogelike") { Name = "Normal Room 3" },
-        new TextLore.Games.Roguelike.Models.RoomDefinition("Room 6"),
+        new TextLore.Games.Roguelike.Models.RoomDefinition(5, TextLore.Games.Roguelike.Models.RoomTag.Unique, "rogelike") { Name = "Normal Room 4" },
-        new TextLore.Games.Roguelike.Models.RoomDefinition("Room 7"),
+        new TextLore.Games.Roguelike.Models.RoomDefinition(6, TextLore.Games.Roguelike.Models.RoomTag.Unique, "rogelike") { Name = "Normal Room 5" },
-        new TextLore.Games.Roguelike.Models.RoomDefinition("Room 8"),
+        new TextLore.Games.Roguelike.Models.RoomDefinition(1, TextLore.Games.Roguelike.Models.RoomTag.End, "rogelike") { Name = "End Room" }
-        new TextLore.Games.Roguelike.Models.RoomDefinition("Room 9"),
-        new TextLore.Games.Roguelike.Models.RoomDefinition("Room 10")
     );
 
     _ = await databaseContext.SaveChangesAsync();