Merge pull request #991 from appwrite/fix-dotnet-chunks-upload

fix(dotnet): chunk upload

Author: christyjacob4

templates/dotnet/Package/Client.cs.twig

@@ -60,7 +60,7 @@ namespace {{ spec.title | caseUcfirst }}
         {
             _endpoint = endpoint;
             _http = http ?? new HttpClient();
-            
+
             _httpForRedirect = httpForRedirect ?? new HttpClient(
                 new HttpClientHandler(){
                     AllowAutoRedirect = false
@@ -220,7 +220,7 @@ namespace {{ spec.title | caseUcfirst }}
 
         public async Task<String> Redirect(
             string method,
-            string path, 
+            string path,
             Dictionary<string, string> headers,
             Dictionary<string, object?> parameters)
         {
@@ -269,7 +269,7 @@ namespace {{ spec.title | caseUcfirst }}
             var response = await _http.SendAsync(request);
             var code = (int)response.StatusCode;
 
-            if (response.Headers.TryGetValues("x-{{ spec.title | lower }}-warning", out var warnings)) 
+            if (response.Headers.TryGetValues("x-{{ spec.title | lower }}-warning", out var warnings))
             {
                 foreach (var warning in warnings)
                 {
@@ -376,16 +376,23 @@ namespace {{ spec.title | caseUcfirst }}
 
             if (!string.IsNullOrEmpty(idParamName) && (string)parameters[idParamName] != "unique()")
             {
+                try
+                {
                 // Make a request to check if a file already exists
                 var current = await Call<Dictionary<string, object?>>(
                     method: "GET",
-                    path: "$path/${params[idParamName]}",
-                    headers,
-                    parameters = new Dictionary<string, object?>()
+                    path: $"{path}/{parameters[idParamName]}",
+                    new Dictionary<string, string> { { "content-type", "application/json" } },
+                    parameters: new Dictionary<string, object?>()
                 );
                 var chunksUploaded = (long)current["chunksUploaded"];
                 offset = chunksUploaded * ChunkSize;
             }
+                catch (Exception ex)
+                {
+                    // ignored as it mostly means file not found
+                }
+            }
 
             while (offset < size)
             {