Make SafebooruImage inherit BooruImage

Booru.Net.Tests/Program.cs

@@ -12,7 +12,7 @@ namespace Booru.Net.Tests
         {
             var BooruClient = new BooruClient();
 
-            var posts = await BooruClient.GetRealBooruImagesAsync();
+            var posts = await BooruClient.GetSafebooruImagesAsync();
 
             Console.ReadLine();
         }

Booru.Net/Models/Boards/BooruImage.cs

@@ -13,22 +13,23 @@ namespace Booru.Net
 		[JsonProperty("rating")]
 		private string Prating { get; set; }
 
-		[JsonProperty("file_url")]
-		public string ImageUrl { get; set; }
+        public virtual string ImageUrl { get; set; }
+
+        public virtual string PostUrl { get; set; }
 
 		public Rating Rating
 		{
 			get
 			{
-				if(Prating == "s")
+				if(Prating.ToLowerInvariant().StartsWith("s"))
 				{
 					return Rating.Safe;
 				}
-				if(Prating == "q")
+				if(Prating.ToLowerInvariant().StartsWith("q"))
 				{
 					return Rating.Questionable;
 				}
-				if(Prating == "e")
+				if(Prating.ToLowerInvariant().StartsWith("e"))
 				{
 					return Rating.Explicit;
 				}

Booru.Net/Models/Boards/SafebooruImage.cs

@@ -3,7 +3,7 @@ using System.Collections.Generic;
 
 namespace Booru.Net
 {
-    public class SafebooruImage
+    public class SafebooruImage : BooruImage
 	{
 		[JsonProperty("directory")]
 		public string Directory { get; set; }
@@ -14,9 +14,6 @@ namespace Booru.Net
 		[JsonProperty("height")]
 		public int Height { get; set; }
 
-		[JsonProperty("id")]
-		public int ID { get; set; }
-
 		[JsonProperty("image")]
 		public string Image { get; set; }
 
@@ -29,9 +26,6 @@ namespace Booru.Net
 		[JsonProperty("parent_id")]
 		public int? ParentID { get; set; }
 
-		[JsonProperty("rating")]
-		public Rating Rating { get; set; }
-
 		[JsonProperty("sample")]
 		public bool Sample { get; set; }
 
@@ -41,21 +35,19 @@ namespace Booru.Net
 		[JsonProperty("sample_width")]
 		public int SampleWidth { get; set; }
 
-		[JsonProperty("score")]
-		public int? Score { get; set; }
-
 		[JsonProperty("tags")]
 		private string Ptags { get; set; }
 
 		[JsonProperty("width")]
 		public int Width { get; set; }
 
-		public IReadOnlyList<string> Tags { get { return Ptags.Split(' '); } }
+		public IReadOnlyList<string> Tags 
+            => Ptags.Split(' ');
 
-		public virtual string ImageUrl
+		public override string ImageUrl
 			=> "https://safebooru.org/images/" + Directory + "/" + Image;
 
-		public virtual string PostUrl
+		public override string PostUrl
 			=> "https://safebooru.org/index.php?page=post&s=view&id=" + ID;
 	}
 }