fixed ssl crash

Author: Enn3Developer

Data/Technic.cs

@@ -9,21 +9,36 @@ namespace NewRGB.Data;
 
 public class Technic(string modpackName)
 {
-    private readonly HttpClient _httpClient = new();
+    private static readonly HttpClientHandler ClientHandler = new();
+    private readonly HttpClient _httpClient = new(ClientHandler);
     private const int BuildVersion = 69420;
     private string _version = "";
     private string _downloadUrl = "";
     private readonly string _modpackZipPath = Path.Combine(DataManager.Instance.DataPath, "modpack.zip");
 
-    public async Task Init()
+    static Technic()
     {
-        var response =
-            await _httpClient.GetAsync($"https://api.technicpack.net/modpack/{modpackName}?build={BuildVersion}");
-        response.EnsureSuccessStatusCode();
-        var responseBody = await response.Content.ReadAsStringAsync();
-        var json = JsonNode.Parse(responseBody) ?? throw new Exception("can't parse json");
-        _version = json["version"]!.GetValue<string>();
-        _downloadUrl = json["url"]!.GetValue<string>();
+        ClientHandler.ServerCertificateCustomValidationCallback = (_, _, _, _) => true;
+    }
+
+    public async Task<bool> Init()
+    {
+        try
+        {
+            var response =
+                await _httpClient.GetAsync($"https://api.technicpack.net/modpack/{modpackName}?build={BuildVersion}");
+            response.EnsureSuccessStatusCode();
+            var responseBody = await response.Content.ReadAsStringAsync();
+            var json = JsonNode.Parse(responseBody) ?? throw new Exception("can't parse json");
+            _version = json["version"]!.GetValue<string>();
+            _downloadUrl = json["url"]!.GetValue<string>();
+            return true;
+        }
+        catch (HttpRequestException e)
+        {
+            Console.Error.WriteLine(e);
+            return false;
+        }
     }
 
     public async Task<bool> CheckUpdate()
@@ -42,7 +57,7 @@ public async Task SaveVersion()
 
     public Task<DownloadProgress?> DownloadUpdate()
     {
-        return DownloadProgress.Download(_downloadUrl, _modpackZipPath, _httpClient);
+        return DownloadProgress.Download(_downloadUrl, _modpackZipPath);
     }
 
     public async Task<InstallProgress> InstallUpdate()

ViewModels/MainViewModel.cs

@@ -619,7 +619,8 @@ private async Task OnLoaded()
         }
 
         UpdateProgress(0.0f, "Checking for updates", false);
-        await _technic.Init();
+        if (!await _technic.Init()) UpdateProgress(1.0f, "Can't download info from technic");
+
         _needsUpdate = await _technic.CheckUpdate();
         if (_needsUpdate)
         {