feat: add AddMapDefinition service registration

* Add AddMapDefinition extension method
* Allow consumers to register custom map definitions
* Reuse AddMapDefinition internally from AddMapObjects

Author: DevD4v3

src/SampSharp.MapObjects/ServiceCollectionExtensions.cs

@@ -14,46 +14,46 @@ public static class ServiceCollectionExtensions
     public static IServiceCollection AddMapObjects(this IServiceCollection services)
     {
         services
-            .AddSingleton<MapDefinition, Aim_Headshot>()
-            .AddSingleton<MapDefinition, Aim_Headshot2>()
-            .AddSingleton<MapDefinition, Area51>()
-            .AddSingleton<MapDefinition, Area66>()
-            .AddSingleton<MapDefinition, Compound>()
-            .AddSingleton<MapDefinition, CrackFactory>()
-            .AddSingleton<MapDefinition, cs_assault>()
-            .AddSingleton<MapDefinition, cs_deagle5>()
-            .AddSingleton<MapDefinition, cs_opposition>()
-            .AddSingleton<MapDefinition, cs_rockwar>()
-            .AddSingleton<MapDefinition, cs_train>()
-            .AddSingleton<MapDefinition, DesertGlory>()
-            .AddSingleton<MapDefinition, de_aztec>()
-            .AddSingleton<MapDefinition, de_dust2>()
-            .AddSingleton<MapDefinition, de_dust2x1>()
-            .AddSingleton<MapDefinition, de_dust2x2>()
-            .AddSingleton<MapDefinition, de_dust2x3>()
-            .AddSingleton<MapDefinition, de_dust2x4>()
-            .AddSingleton<MapDefinition, de_dust2x5>()
-            .AddSingleton<MapDefinition, de_dust2_small>()
-            .AddSingleton<MapDefinition, de_dust5>()
-            .AddSingleton<MapDefinition, fy_iceworld>()
-            .AddSingleton<MapDefinition, fy_iceworld2>()
-            .AddSingleton<MapDefinition, fy_snow>()
-            .AddSingleton<MapDefinition, fy_snow2>()
-            .AddSingleton<MapDefinition, GateToHell>()
-            .AddSingleton<MapDefinition, mp_island>()
-            .AddSingleton<MapDefinition, mp_jetdoor>()
-            .AddSingleton<MapDefinition, PleasureDomes>()
-            .AddSingleton<MapDefinition, RC_Battlefield>()
-            .AddSingleton<MapDefinition, RC_Battlefield2>()
-            .AddSingleton<MapDefinition, SA_Hill>()
-            .AddSingleton<MapDefinition, Simpson>()
-            .AddSingleton<MapDefinition, TheBunker>()
-            .AddSingleton<MapDefinition, TheConstruction>()
-            .AddSingleton<MapDefinition, TheWild>()
-            .AddSingleton<MapDefinition, WarZone>()
-            .AddSingleton<MapDefinition, WarZone2>()
-            .AddSingleton<MapDefinition, ZM_Italy>()
-            .AddSingleton<MapDefinition, zone_paintball>();
+            .AddMapDefinition<Aim_Headshot>()
+            .AddMapDefinition<Aim_Headshot2>()
+            .AddMapDefinition<Area51>()
+            .AddMapDefinition<Area66>()
+            .AddMapDefinition<Compound>()
+            .AddMapDefinition<CrackFactory>()
+            .AddMapDefinition<cs_assault>()
+            .AddMapDefinition<cs_deagle5>()
+            .AddMapDefinition<cs_opposition>()
+            .AddMapDefinition<cs_rockwar>()
+            .AddMapDefinition<cs_train>()
+            .AddMapDefinition<DesertGlory>()
+            .AddMapDefinition<de_aztec>()
+            .AddMapDefinition<de_dust2>()
+            .AddMapDefinition<de_dust2x1>()
+            .AddMapDefinition<de_dust2x2>()
+            .AddMapDefinition<de_dust2x3>()
+            .AddMapDefinition<de_dust2x4>()
+            .AddMapDefinition<de_dust2x5>()
+            .AddMapDefinition<de_dust2_small>()
+            .AddMapDefinition<de_dust5>()
+            .AddMapDefinition<fy_iceworld>()
+            .AddMapDefinition<fy_iceworld2>()
+            .AddMapDefinition<fy_snow>()
+            .AddMapDefinition<fy_snow2>()
+            .AddMapDefinition<GateToHell>()
+            .AddMapDefinition<mp_island>()
+            .AddMapDefinition<mp_jetdoor>()
+            .AddMapDefinition<PleasureDomes>()
+            .AddMapDefinition<RC_Battlefield>()
+            .AddMapDefinition<RC_Battlefield2>()
+            .AddMapDefinition<SA_Hill>()
+            .AddMapDefinition<Simpson>()
+            .AddMapDefinition<TheBunker>()
+            .AddMapDefinition<TheConstruction>()
+            .AddMapDefinition<TheWild>()
+            .AddMapDefinition<WarZone>()
+            .AddMapDefinition<WarZone2>()
+            .AddMapDefinition<ZM_Italy>()
+            .AddMapDefinition<zone_paintball>();
 
         services
             .AddSingleton(sp =>
@@ -67,4 +67,23 @@ public static IServiceCollection AddMapObjects(this IServiceCollection services)
 
         return services;
     }
+
+    /// <summary>
+    /// Registers a custom map definition.
+    /// </summary>
+    /// <typeparam name="T">
+    /// The type of the map definition to register.
+    /// </typeparam>
+    /// <param name="services">
+    /// The <see cref="IServiceCollection"/> to add the map definition to.
+    /// </param>
+    /// <returns>
+    /// The same <see cref="IServiceCollection"/> instance so that additional calls can be chained.
+    /// </returns>
+    public static IServiceCollection AddMapDefinition<T>(this IServiceCollection services)
+        where T : MapDefinition
+    {
+        services.AddSingleton<MapDefinition, T>();
+        return services;
+    }
 }