A few minor changes

TwitchDownloaderCore/Chat/ChatJson.cs

@@ -170,6 +170,7 @@ private static async Task<JsonDocument> GetJsonDocumentAsync(Stream stream, stri
             }
         }
 
+#pragma warning disable CS0618
         private static async Task UpgradeChatJson(ChatRoot chatRoot)
         {
             const int MAX_STREAM_LENGTH = 172_800; // 48 hours in seconds. https://help.twitch.tv/s/article/broadcast-guidelines
@@ -213,6 +214,7 @@ private static async Task UpgradeChatJson(ChatRoot chatRoot)
                 }
             }
         }
+#pragma warning restore CS0618
 
         /// <summary>
         /// Asynchronously serializes a chat json file.

TwitchDownloaderCore/ChatRenderer.cs

@@ -1470,7 +1470,17 @@ private void DrawTimestamp(Comment comment, List<(SKImageInfo info, SKBitmap bit
             var timestamp = new TimeSpan(0, 0, (int)comment.content_offset_seconds);
 
             const int MAX_TIMESTAMP_LENGTH = 8; // 48:00:00
-            var formattedTimestamp = FormatTimestamp(stackalloc char[MAX_TIMESTAMP_LENGTH], timestamp);
+            Span<char> timestampStackSpace = stackalloc char[MAX_TIMESTAMP_LENGTH];
+            ReadOnlySpan<char> formattedTimestamp = timestamp.Ticks switch
+            {
+                >= 24 * TimeSpan.TicksPerHour => TimeSpanHFormat.ReusableInstance.Format(@"HH\:mm\:ss", timestamp),
+                >= 1 * TimeSpan.TicksPerHour => timestamp.TryFormat(timestampStackSpace, out var charsWritten, @"h\:mm\:ss")
+                    ? timestampStackSpace[..charsWritten]
+                    : timestamp.ToString(@"h\:mm\:ss"),
+                _ => timestamp.TryFormat(timestampStackSpace, out var charsWritten, @"m\:ss")
+                    ? timestampStackSpace[..charsWritten]
+                    : timestamp.ToString(@"m\:ss")
+            };
 
             if (renderOptions.Outline)
             {
@@ -1479,37 +1489,17 @@ private void DrawTimestamp(Comment comment, List<(SKImageInfo info, SKBitmap bit
             }
 
             sectionImageCanvas.DrawText(formattedTimestamp, drawPos.X, drawPos.Y, messageFont);
-            var textWidth =
-                timestamp.TotalHours >= 1
-                    ? timestamp.TotalHours >= 10
-                        ? renderOptions.TimestampWidths[3]
-                        : renderOptions.TimestampWidths[2]
-                    : timestamp.Minutes >= 10
-                        ? renderOptions.TimestampWidths[1]
-                        : renderOptions.TimestampWidths[0];
-            drawPos.X += textWidth + renderOptions.WordSpacing * 2;
-            defaultPos.X = drawPos.X;
 
-            static ReadOnlySpan<char> FormatTimestamp(Span<char> stackSpace, TimeSpan timespan)
+            // We use pre-defined widths so all timestamps have the same defaultPos regardless of individual character width
+            var textWidth = timestamp.Ticks switch
             {
-                if (timespan.TotalHours >= 1)
-                {
-                    if (timespan.TotalHours >= 24)
-                    {
-                        return TimeSpanHFormat.ReusableInstance.Format(@"HH\:mm\:ss", timespan);
-                    }
-
-                    return timespan.TryFormat(stackSpace, out var charsWritten, @"h\:mm\:ss")
-                        ? stackSpace[..charsWritten]
-                        : timespan.ToString(@"h\:mm\:ss");
-                }
-                else
-                {
-                    return timespan.TryFormat(stackSpace, out var charsWritten, @"m\:ss")
-                        ? stackSpace[..charsWritten]
-                        : timespan.ToString(@"m\:ss");
-                }
-            }
+                >= 10 * TimeSpan.TicksPerHour => renderOptions.TimestampWidths[3],
+                >= 1 * TimeSpan.TicksPerHour => renderOptions.TimestampWidths[2],
+                >= 10 * TimeSpan.TicksPerMinute => renderOptions.TimestampWidths[1],
+                _ => renderOptions.TimestampWidths[0]
+            };
+            drawPos.X += textWidth + renderOptions.WordSpacing * 2;
+            defaultPos.X = drawPos.X;
         }
 
         private void AddImageSection(List<(SKImageInfo info, SKBitmap bitmap)> sectionImages, ref Point drawPos, Point defaultPos)

TwitchDownloaderCore/Tools/HighlightIcons.cs

@@ -34,6 +34,7 @@ public sealed class HighlightIcons : IDisposable
         private const string GIFTED_ANONYMOUS_ICON_SVG = "m 54.571425,64.514958 a 4.3531428,4.2396967 0 0 1 -1.273998,-0.86096 l -1.203426,-1.172067 a 7.0051428,6.822584 0 0 0 -9.90229,0 c -3.417139,3.328092 -8.962569,3.328092 -12.383427,0 l -0.159707,-0.155553 a 7.1871427,6.9998405 0 0 0 -9.854005,-0.28216 l -1.894286,1.635103 a 4.9362858,4.8076423 0 0 1 -3.276,1.215474 H 10 V 32.337399 a 26.000001,25.322423 0 0 1 52,0 v 32.557396 h -5.627146 c -0.627714,0 -1.240569,-0.133847 -1.801429,-0.379837 z M 35.999996,14.249955 A 18.571428,18.087444 0 0 0 17.428572,32.337399 v 22.515245 a 14.619428,14.238435 0 0 1 17.471998,2.358609 l 0.163448,0.155554 c 0.516285,0.50645 1.355715,0.50645 1.875712,0 a 14.437428,14.061179 0 0 1 17.631712,-2.11623 V 32.337399 A 18.571428,18.087444 0 0 0 35.999996,14.249955 Z M 24.857142,35.954887 a 3.7142855,3.6174889 0 1 1 7.42857,0 3.7142855,3.6174889 0 0 1 -7.42857,0 z m 18.571432,-3.617488 a 3.7142859,3.6174892 0 1 0 0,7.234978 3.7142859,3.6174892 0 0 0 0,-7.234978 z";
         private const string BIT_BADGE_TIER_NOTIFICATION_ICON_SVG = "M 14.242705,42.37453 36,11.292679 57.757295,42.37453 36,61.023641 Z M 22.566425,41.323963 36,22.13092 49.433577,41.317747 46.79162,43.580506 36,39.266345 25.205273,43.586723 22.566425,41.320854 Z";
         private const string WATCH_STREAK_ICON_SVG = "M 38.84325,21.169078 33.156748,14.060989 21.215093,27.992844 a 21.267516,21.267402 0 0 0 -5.11785,13.846557 c 0,9.752298 7.961102,17.713358 17.713453,17.713358 H 38.50206 A 17.400696,17.400602 0 0 0 55.902755,42.152157 c 0,-5.288419 -1.848114,-10.406242 -5.231581,-14.500501 L 41.686501,16.904225 Z m -13.306415,10.519973 7.619913,-9.098354 5.686502,7.108089 2.843251,-4.264854 4.606066,5.885497 a 16.945776,16.945684 0 0 1 3.923686,10.832728 c 0,5.91393 -4.407039,10.804296 -10.121973,11.600401 1.02357,-1.336321 1.592221,-2.985397 1.592221,-4.719771 0,-1.478483 -0.511786,-2.900101 -1.421626,-4.065827 l -4.264877,-5.316851 -4.264876,5.316851 c -0.90984,1.137294 -1.421625,2.587344 -1.421625,4.065827 0,1.705941 0.56865,3.355018 1.535355,4.662906 A 12.026952,12.026887 0 0 1 21.783744,41.839401 c 0,-3.72464 1.336328,-7.335548 3.753091,-10.15035 z";
+        private const string CHANNEL_POINT_ICON_SVG = "m 34.074833,10.317667 a 25.759205,25.759174 0 0 0 -23.83413,25.686052 25.759298,25.759267 0 0 0 51.518594,0 25.759205,25.759174 0 0 0 -27.684464,-25.686052 z m 0.329458,6.432744 a 19.319404,19.319381 0 0 1 20.915597,19.253308 19.319888,19.319865 0 0 1 -38.639776,0 19.319404,19.319381 0 0 1 17.724179,-19.253308 z M 36,23.124918 v 6.439401 a 6.4398012,6.4397935 0 0 1 6.439407,6.4394 H 48.88048 A 12.879602,12.879587 0 0 0 36,23.124918 Z";
 
         private static readonly Regex SubMessageRegex = new(@"^(subscribed (?:with Prime|at Tier \d)\. They've subscribed for \d{1,3} months(?:, currently on a \d{1,3} month streak)?! )(.+)$", RegexOptions.Compiled);
         private static readonly Regex GiftAnonymousRegex = new(@"^An anonymous user (?:gifted a|is gifting \d{1,4}) Tier \d", RegexOptions.Compiled);
@@ -90,7 +91,7 @@ public static HighlightType GetHighlightType(Comment comment)
                 if (bodyWithoutName.StartsWith(" is paying forward the Gift they got from"))
                     return HighlightType.PayingForward;
 
-                if (bodyWithoutName.Contains(" consecutive streams this month and sparked a watch streak!", StringComparison.Ordinal))
+                if (bodyWithoutName.EndsWith(" consecutive streams this month and sparked a watch streak! "))
                     return HighlightType.WatchStreak;
 
                 if (bodyWithoutName.StartsWith(" converted from a"))
@@ -115,7 +116,7 @@ public static HighlightType GetHighlightType(Comment comment)
             if (bodySpan.Equals("bits badge tier notification ", StringComparison.Ordinal))
                 return HighlightType.BitBadgeTierNotification;
 
-            if (char.IsDigit(bodySpan[0]) && bodySpan.Contains("have joined!", StringComparison.Ordinal))
+            if (char.IsDigit(bodySpan[0]) && bodySpan.EndsWith(" have joined! "))
             {
                 // TODO: use bodySpan when .NET 7
                 if (Regex.IsMatch(comment.message.body, $@"^\d+ raiders from {comment.commenter.display_name} have joined!"))

TwitchDownloaderCore/Tools/TwitchRegex.cs

@@ -12,7 +12,7 @@ public static class TwitchRegex
 
         public static readonly Regex UrlTimeCode = new(@"(?<=(?:\?|&)t=)\d+h\d+m\d+s(?=$|\?|\s)", RegexOptions.Compiled);
         public static readonly Regex BitsRegex = new(
-            @"(?<=(?:\s|^)(?:4Head|Anon|Bi(?:bleThumb|tBoss)|bday|C(?:h(?:eer|arity)|orgo)|cheerwal|D(?:ansGame|oodleCheer)|EleGiggle|F(?:rankerZ|ailFish)|Goal|H(?:eyGuys|olidayCheer)|K(?:appa|reygasm)|M(?:rDestructoid|uxy)|NotLikeThis|P(?:arty|ride|JSalt)|RIPCheer|S(?:coops|h(?:owLove|amrock)|eemsGood|wiftRage|treamlabs)|TriHard|uni|VoHiYo))[1-9]\d?\d?\d?\d?\d?\d?(?=\s|$)",
+            @"(?<=(?:\s|^)(?:4Head|Anon|Bi(?:bleThumb|tBoss)|bday|C(?:h(?:eer|arity)|orgo)|cheerwal|D(?:ansGame|oodleCheer)|EleGiggle|F(?:rankerZ|ailFish)|Goal|H(?:eyGuys|olidayCheer)|K(?:appa|reygasm)|M(?:rDestructoid|uxy)|NotLikeThis|P(?:arty|ride|JSalt)|RIPCheer|S(?:coops|h(?:owLove|amrock)|eemsGood|wiftRage|treamlabs)|TriHard|uni|VoHiYo))[1-9]\d{0,6}(?=\s|$)",
             RegexOptions.Compiled);
 
         /// <returns>A <see cref="Match"/> of the video's id or <see langword="null"/>.</returns>

TwitchDownloaderCore/TwitchObjects/ChatRoot.cs

@@ -204,13 +204,13 @@ public class Video
         public List<VideoChapter> chapters { get; set; } = new();
 
 #region DeprecatedProperties
-        /// <summary>Deprecated. Used only by chats from before 8d521f7a78222bec187b56c3c747909d240add21.</summary>
+        [Obsolete("Used only by chats from before 8d521f7a78222bec187b56c3c747909d240add21.")]
         [JsonIgnore(Condition = JsonIgnoreCondition.WhenWritingNull)]
         public string duration { get; set; } = null;
-        /// <summary>Deprecated. Used only by chats from before 8d521f7a78222bec187b56c3c747909d240add21.</summary>
+        [Obsolete("Used only by chats from before 8d521f7a78222bec187b56c3c747909d240add21.")]
         [JsonIgnore(Condition = JsonIgnoreCondition.WhenWritingNull)]
         public string user_id { get; set; } = null;
-        /// <summary>Deprecated. Used only by chats from before 8d521f7a78222bec187b56c3c747909d240add21.</summary>
+        [Obsolete("Used only by chats from before 8d521f7a78222bec187b56c3c747909d240add21.")]
         [JsonIgnore(Condition = JsonIgnoreCondition.WhenWritingNull)]
         public string user_name { get; set; } = null;
 #endregion