From 1976e3ad0803df77ae2fc576f588800f477eb9f4 Mon Sep 17 00:00:00 2001
From: Alexey Golub <Tyrrrrrr@gmail.com>
Date: Sun, 10 Mar 2019 14:40:08 +0200
Subject: [PATCH] [CLI] Don't write progress if output is redirected

FIxes #155
---
 .../Internal/InlineProgress.cs                | 22 ++++++++++++++-----
 1 file changed, 17 insertions(+), 5 deletions(-)

diff --git a/DiscordChatExporter.Cli/Internal/InlineProgress.cs b/DiscordChatExporter.Cli/Internal/InlineProgress.cs
index f45d3a8..c50d862 100644
--- a/DiscordChatExporter.Cli/Internal/InlineProgress.cs
+++ b/DiscordChatExporter.Cli/Internal/InlineProgress.cs
@@ -9,19 +9,31 @@ namespace DiscordChatExporter.Cli.Internal
 
         public InlineProgress()
         {
-            _posX = Console.CursorLeft;
-            _posY = Console.CursorTop;
+            // If output is not redirected - save initial cursor position
+            if (!Console.IsOutputRedirected)
+            {
+                _posX = Console.CursorLeft;
+                _posY = Console.CursorTop;
+            }
         }
 
         public void Report(double progress)
         {
-            Console.SetCursorPosition(_posX, _posY);
-            Console.WriteLine($"{progress:P1}");
+            // If output is not redirected - reset cursor position and write progress
+            if (!Console.IsOutputRedirected)
+            {
+                Console.SetCursorPosition(_posX, _posY);
+                Console.WriteLine($"{progress:P1}");
+            }
         }
 
         public void Dispose()
         {
-            Console.SetCursorPosition(_posX, _posY);
+            // If output is not redirected - reset cursor position
+            if (!Console.IsOutputRedirected)
+                Console.SetCursorPosition(_posX, _posY);
+
+            // Inform about completion
             Console.WriteLine("Completed ✓");
         }
     }