From 64d4041d04aa432b941f5c0ccc71ddca7795ec9c Mon Sep 17 00:00:00 2001
From: FenPhoenix <FenPhoenix@users.noreply.github.com>
Date: Thu, 11 Jul 2019 06:57:49 -0700
Subject: [PATCH] Small perf tweaks

---
 AngelLoader/Common/Utility/Extensions.cs | 13 ++++++++-----
 AngelLoader/Core.cs                      | 11 +++++------
 AngelLoader/FMCache.cs                   | 11 ++++++++++-
 AngelLoader/Forms/MainForm.cs            |  6 +-----
 AngelLoader/Forms/MainForm_InitManual.cs |  9 ++++-----
 5 files changed, 28 insertions(+), 22 deletions(-)

diff --git a/AngelLoader/Common/Utility/Extensions.cs b/AngelLoader/Common/Utility/Extensions.cs
index afa041f4a..4d0ec1d94 100644
--- a/AngelLoader/Common/Utility/Extensions.cs
+++ b/AngelLoader/Common/Utility/Extensions.cs
@@ -109,11 +109,14 @@ internal static bool Contains(this string[] value, string substring, StringCompa
 
         internal static bool IsValidReadme(this string value)
         {
-            return value.ExtIsTxt() ||
-                   value.ExtIsRtf() ||
-                   value.ExtIsWri() ||
-                   value.ExtIsGlml() ||
-                   value.ExtIsHtml();
+            // Well, this is embarrassing... Apparently EndsWithI is faster than the baked-in ones.
+            // Dunno how that could be the case, but whatever...
+            return value.EndsWithI(".txt") ||
+                   value.EndsWithI(".rtf") ||
+                   value.EndsWithI(".wri") ||
+                   value.EndsWithI(".glml") ||
+                   value.EndsWithI(".html") ||
+                   value.EndsWithI(".htm");
         }
 
         #region Baked-in extension checks
diff --git a/AngelLoader/Core.cs b/AngelLoader/Core.cs
index e197909e3..9ff08de1b 100644
--- a/AngelLoader/Core.cs
+++ b/AngelLoader/Core.cs
@@ -1205,23 +1205,22 @@ internal static bool RemoveDML(FanMission fm, string dmlFile)
             return true;
         }
 
-        internal static (bool Success, string[] DMLFiles)
+        internal static (bool Success, List<string> DMLFiles)
         GetDMLFiles(FanMission fm)
         {
             try
             {
-                var dmlFiles =
-                    FastIO.GetFilesTopOnly(Path.Combine(GetFMInstallsBasePath(fm.Game), fm.InstalledDir), "*.dml");
+                var dmlFiles = FastIO.GetFilesTopOnly(Path.Combine(GetFMInstallsBasePath(fm.Game), fm.InstalledDir), "*.dml");
                 for (int i = 0; i < dmlFiles.Count; i++)
                 {
-                    dmlFiles[i] = Path.GetFileName(dmlFiles[i]);
+                    dmlFiles[i] = dmlFiles[i].GetFileNameFast();
                 }
-                return (true, dmlFiles.ToArray());
+                return (true, dmlFiles);
             }
             catch (Exception ex)
             {
                 Log("Exception getting DML files for " + fm.InstalledDir + ", game: " + fm.Game, ex);
-                return (false, new string[] { });
+                return (false, new List<string>());
             }
         }
 
diff --git a/AngelLoader/FMCache.cs b/AngelLoader/FMCache.cs
index e7181c850..63f94e8f5 100644
--- a/AngelLoader/FMCache.cs
+++ b/AngelLoader/FMCache.cs
@@ -120,7 +120,16 @@ internal static CacheData GetCacheableDataInFMInstalledDir(FanMission fm)
 
             foreach (var f in files)
             {
-                if (f.IsValidReadme()) readmes.Add(f.Substring(path.Length + 1));
+                // Calling them manually right from within this loop is like a billion times faster somehow. Meh?
+                if (f.EndsWithI(".txt") ||
+                    f.EndsWithI(".rtf") ||
+                    f.EndsWithI(".wri") ||
+                    f.EndsWithI(".glml") ||
+                    f.EndsWithI(".html") ||
+                    f.EndsWithI(".htm"))
+                {
+                    readmes.Add(f.Substring(path.Length + 1));
+                }
             }
 
             return new CacheData { Readmes = readmes };
diff --git a/AngelLoader/Forms/MainForm.cs b/AngelLoader/Forms/MainForm.cs
index f1f6181b0..964248d66 100644
--- a/AngelLoader/Forms/MainForm.cs
+++ b/AngelLoader/Forms/MainForm.cs
@@ -1000,9 +1000,6 @@ public void SetUITextToLocalized(bool suspendResume = true)
                 InstallUninstallFMButton.Text = sayInstall
                     ? LText.MainButtons.InstallFM
                     : LText.MainButtons.UninstallFM;
-                InstallUninstallFMButton.Image = sayInstall
-                    ? Resources.Install_24
-                    : Resources.Uninstall_24;
 
                 InstallUninstallFMButton.ResumeDrawing();
 
@@ -2793,8 +2790,7 @@ private async Task DisplaySelectedFM(bool refreshReadme = false)
                     {
                         foreach (var f in dmlFiles)
                         {
-                            if (f.IsEmpty()) continue;
-                            PatchDMLsListBox.Items.Add(f);
+                            if (!f.IsEmpty()) PatchDMLsListBox.Items.Add(f);
                         }
                     }
                 }
diff --git a/AngelLoader/Forms/MainForm_InitManual.cs b/AngelLoader/Forms/MainForm_InitManual.cs
index ad7816fd2..7bae10473 100644
--- a/AngelLoader/Forms/MainForm_InitManual.cs
+++ b/AngelLoader/Forms/MainForm_InitManual.cs
@@ -17,17 +17,17 @@ they currently work and I'm not 100% certain which one I should keep. Lowest pri
         */
 
 #if DEBUG || Release_Testing
-        private readonly System.Diagnostics.Stopwatch t = new System.Diagnostics.Stopwatch();
+        private readonly System.Diagnostics.Stopwatch initT = new System.Diagnostics.Stopwatch();
 
         private void StartTimer()
         {
-            t.Restart();
+            initT.Restart();
         }
 
         private void StopTimer()
         {
-            t.Stop();
-            System.Diagnostics.Trace.WriteLine(nameof(InitComponentManual) + "up to stop point: " + t.Elapsed);
+            initT.Stop();
+            System.Diagnostics.Trace.WriteLine(nameof(InitComponentManual) + "up to stop point: " + initT.Elapsed);
             System.Environment.Exit(1);
         }
 #endif
@@ -320,7 +320,6 @@ private void InitComponentManual()
             // InstallUninstallFMButton
             // 
             InstallUninstallFMButton.AutoSize = true;
-            InstallUninstallFMButton.Image = Resources.Install_24;
             InstallUninstallFMButton.ImageAlign = ContentAlignment.MiddleLeft;
             InstallUninstallFMButton.Padding = new Padding(6, 0, 6, 0);
             InstallUninstallFMButton.Height = 36;