1 files changed, 40 insertions, 0 deletions
diff --git a/LibMatrix/Helpers/MessageBuilder.cs b/LibMatrix/Helpers/MessageBuilder.cs
new file mode 100644
index 0000000..7715462
--- /dev/null
+++ b/LibMatrix/Helpers/MessageBuilder.cs
@@ -0,0 +1,40 @@
+using ArcaneLibs;
+using LibMatrix.EventTypes.Spec;
+
+namespace LibMatrix.Helpers;
+
+public class MessageBuilder(string msgType = "m.text", string format = "org.matrix.custom.html") {
+    private RoomMessageEventContent Content { get; set; } = new() {
+        MessageType = msgType,
+        Format = format
+    };
+    
+    public RoomMessageEventContent Build() => Content;
+    
+    public MessageBuilder WithColoredBody(string color, string body) {
+        Content.Body += body;
+        Content.FormattedBody += $"<font color=\"{color}\">{body}</font>";
+        return this;
+    }
+    
+    public MessageBuilder WithColoredBody(string color, Action<MessageBuilder> bodyBuilder) {
+        Content.FormattedBody += $"<font color=\"{color}\">";
+        bodyBuilder(this);
+        Content.FormattedBody += "</font>";
+        return this;
+    }
+
+    public MessageBuilder WithRainbowString(string text, byte skip = 1, int offset = 0, double lengthFactor = 255.0, bool useLength = true) {
+        if (useLength) {
+            lengthFactor = text.Length;
+        }
+        RainbowEnumerator enumerator = new(skip, offset, lengthFactor);
+        for (int i = 0; i < text.Length; i++) {
+            var (r, g, b) = enumerator.Next();
+            Content.FormattedBody += $"<font color=\"#{r:X2}{g:X2}{b:X2}\">{text[i]}</font>";
+        }
+
+        return this;
+    }
+    
+}
\ No newline at end of file