Mirror Fix / Removed Newtonsoft

* The mirror libgen.gs has been removed for now, since it doesn't allow API calls without a key

* Switched from Newtonsoft.Json to System.Text.Json

Author: 0rga-n1ce

LibHandler/LibHandler.cs

@@ -1,6 +1,6 @@
 using LibHandler.Models;
 using LibHandler.Util;
-using Newtonsoft.Json;
+using System.Text.Json;
 
 namespace LibHandler
 {
@@ -49,9 +49,8 @@ public static List<Book> GetBooks(string request)
         {
             List<string> ids = GetIDs(request);
             string jsonData = GetJSONData(ids);
-            return JsonConvert.DeserializeObject<List<Book>>(jsonData) ?? new List<Book>();
+            return JsonSerializer.Deserialize<List<Book>>(jsonData) ?? new List<Book>();
         }
-
         /// <summary>
         /// Returns the current mirror.
         /// </summary>

LibHandler/LibHandler.csproj

@@ -32,7 +32,6 @@
 
   <ItemGroup>
     <PackageReference Include="HtmlAgilityPack" Version="1.11.46" />
-    <PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
   </ItemGroup>
 
 </Project>

LibHandler/Resources/mirrors.json

@@ -4,11 +4,6 @@
     "FullUrl": "https://libgen.is",
     "DownloadUrl": "http://library.lol/"
   },
-  {
-    "Url": "libgen.gs",
-    "FullUrl": "https://libgen.gs",
-    "DownloadUrl": "http://library.lol/"
-  },
   {
     "Url": "libgen.rs",
     "FullUrl": "https://libgen.rs",

LibHandler/Util/DataHandler.cs

@@ -1,11 +1,4 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Reflection;
-using System.Text;
-using System.Threading.Tasks;
-
-namespace LibHandler.Util
+namespace LibHandler.Util
 {
     internal static class DataHandler
     {

LibHandler/Util/MirrorHandler.cs

@@ -1,6 +1,4 @@
-using Newtonsoft.Json;
-using System.Linq;
-using System.Text.Json;
+using System.Text.Json;
 using System.Net.NetworkInformation;
 using System.Reflection;
 
@@ -35,7 +33,7 @@ static MirrorHandler()
 
             //string config = File.ReadAllText(DataHandler.MIRROR_CONFIG_PATH);
             string config = reader.ReadToEnd();
-            Mirrors = JsonConvert.DeserializeObject<List<Mirror>>(config) ?? new List<Mirror>();
+            Mirrors = JsonSerializer.Deserialize<List<Mirror>>(config) ?? new List<Mirror>();
 
             MainMirror = new Mirror();
             MainMirror = GetMainMirror();