[CLI] Don't show 'completed' when export failed

DiscordChatExporter.Cli/Internal/InlineProgress.cs

@@ -7,6 +7,8 @@ namespace DiscordChatExporter.Cli.Internal
         private readonly int _posX;
         private readonly int _posY;
 
+        private bool _isCompleted;
+
         public InlineProgress()
         {
             // If output is not redirected - save initial cursor position
@@ -27,6 +29,8 @@ namespace DiscordChatExporter.Cli.Internal
             }
         }
 
+        public void ReportCompletion() => _isCompleted = true;
+
         public void Dispose()
         {
             // If output is not redirected - reset cursor position
@@ -34,7 +38,10 @@ namespace DiscordChatExporter.Cli.Internal
                 Console.SetCursorPosition(_posX, _posY);
 
             // Inform about completion
-            Console.WriteLine("Completed ✓");
+            if (_isCompleted)
+                Console.WriteLine("Completed ✓");
+            else
+                Console.WriteLine("Failed X");
         }
     }
 }

DiscordChatExporter.Cli/Verbs/ExportChannelVerb.cs

@@ -49,6 +49,9 @@ namespace DiscordChatExporter.Cli.Verbs
 
                 // Export
                 await exportService.ExportChatLogAsync(chatLog, filePath, Options.ExportFormat, Options.PartitionLimit);
+
+                // Report successful completion
+                progress.ReportCompletion();
             }
         }
     }

DiscordChatExporter.Cli/Verbs/ExportDirectMessagesVerb.cs

@@ -59,6 +59,9 @@ namespace DiscordChatExporter.Cli.Verbs
                         // Export
                         await exportService.ExportChatLogAsync(chatLog, filePath, Options.ExportFormat,
                             Options.PartitionLimit);
+
+                        // Report successful completion
+                        progress.ReportCompletion();
                     }
                 }
                 catch (HttpErrorStatusCodeException ex) when (ex.StatusCode == HttpStatusCode.Forbidden)

DiscordChatExporter.Cli/Verbs/ExportGuildVerb.cs

@@ -60,6 +60,9 @@ namespace DiscordChatExporter.Cli.Verbs
                         // Export
                         await exportService.ExportChatLogAsync(chatLog, filePath, Options.ExportFormat,
                             Options.PartitionLimit);
+
+                        // Report successful completion
+                        progress.ReportCompletion();
                     }
                 }
                 catch (HttpErrorStatusCodeException ex) when (ex.StatusCode == HttpStatusCode.Forbidden)