Fix multi-line background fill for rich display

pytchat_listener.py

@@ -7,24 +7,23 @@ import json
 from datetime import datetime
 from rich.console import Console
 from rich.style import Style
+from rich.text import Text
 
 console = Console()
 
 # Define the emoji pattern and coloring function
 emoji_pattern = re.compile(
-    r"""
-    (
-    U0001F600-U0001F64F  # emoticons
-    U0001F300-U0001F5FF  # symbols & pictographs
-    U0001F680-U0001F6FF  # transport & map symbols
-    U0001F1E0-U0001F1FF  # flags (iOS)
-    U2702-U27B0           # Dingbats
-    U24C2-U2B55           # Enclosed characters
-    U0001F900-U0001F9FF  # Supplemental Symbols & Pictographs
-    U200D                  # ZWJ
-    UFE0F                  # VS-16
-    )+"""
-    , re.UNICODE | re.VERBOSE)
+    r'('
+    r'\U0001F600-\U0001F64F'   # emoticons
+    r'\U0001F300-\U0001F5FF'   # symbols & pictographs
+    r'\U0001F680-\U0001F6FF'   # transport & map symbols
+    r'\U0001F1E0-\U0001F1FF'   # flags (iOS)
+    r'\u2702-\u27B0'           # Dingbats
+    r'\u24C2-\u2B55'           # Enclosed characters
+    r'\U0001F900-\U0001F9FF'   # Supplemental Symbols & Pictographs
+    r'\u200D'                  # ZWJ
+    r'\uFE0F'                  # VS-16
+    r')+', flags=re.UNICODE)
 
 def colour_emoji(txt):
     return emoji_pattern.sub(r'[magenta]\1[/magenta]', txt)
@@ -107,18 +106,18 @@ def main():
                 username_style = Style(color=user_color, bold=True)
 
                 # Format message for terminal
-                formatted_message = f"[{username_style}]{author_display_name}[/]: {message_text}"
-
-                # Calculate padding to fill terminal width
-                rendered_length = console.measure(formatted_message).maximum
-                padding = max(0, console.width - rendered_length)
-                padded_message = f"{formatted_message}{' ' * padding}"
+                # Use rich.text.Text to build the message with styles
+                full_message_text = Text()
+                full_message_text.append(f"{author_display_name}: ", style=username_style)
+                full_message_text.append(message_text)
 
                 # Alternate background styles
                 background_style = Style(bgcolor="#2B2B2B") if message_count % 2 == 0 else Style(bgcolor="#3A3A3A")
                 
-                console.print(padded_message, style=background_style, overflow="crop")
-                log_file.write(f"{datetime.now().strftime("%H:%M:%S")} {formatted_message}\n")
+                # Print the message, letting rich handle wrapping and filling the width
+                # The 'width' parameter ensures the background fills the terminal width
+                console.print(full_message_text, style=background_style, width=console.width, overflow="crop")
+                log_file.write(f"{datetime.now().strftime("%H:%M:%S")} {full_message_text.plain}\n")
                 message_count += 1
 
     except Exception as e: