[iOS] Pasting long text when the editor has a max length

Author: kubaflo

src/Core/src/Core/Extensions/ITextInputExtensions.cs

@@ -39,7 +39,13 @@ public static bool TextWithinMaxLength(this ITextInput textInput, string? text,
 
 			var newLength = currLength + addLength - remLength;
 
-			return newLength <= textInput.MaxLength;
+			var shouldChange = newLength <= textInput.MaxLength;
+
+			// cut text when user is pasting a text longer that maxlength
+			if(!shouldChange && !string.IsNullOrWhiteSpace(replacementString) && replacementString!.Length >= textInput.MaxLength)
+				textInput.Text = replacementString!.Substring(0, textInput.MaxLength);
+
+			return shouldChange;
 		}
 #endif