simplified rich logging with dictconfig

console.py

@@ -1,11 +1,11 @@
 import logging
+import logging.config
 import re
+from dataclasses import asdict, dataclass
 
-from appdaemon.adapi import ADAPI
 from appdaemon.logging import AppNameFormatter
 from rich.console import Console
 from rich.highlighter import RegexHighlighter
-from rich.logging import RichHandler
 from rich.theme import Theme
 
 
@@ -43,6 +43,19 @@ console = Console(
 )
 
 
+class ContextSettingFilter(logging.Filter):
+    def filter(self, record: logging.LogRecord):
+        for name, val in asdict(self).items():
+            setattr(record, name, val)
+        return record
+
+
+@dataclass
+class RoomControllerFilter(ContextSettingFilter):
+    room: str
+    component: str
+
+
 class UnMarkupFormatter(AppNameFormatter):
     md_regex = re.compile(r'(?P<open>\[.*?\])(?P<text>.*?)(?P<close>\[\/\])')
 
@@ -51,56 +64,63 @@ class UnMarkupFormatter(AppNameFormatter):
         return self.md_regex.sub(r'\g<text>', result)
 
 
-class RoomControllerFormatter(logging.Formatter):
-    def __init__(self, room: str, component: str = None):
-        self.log_fields = {'room': room}
+def create_rich_logging_dict(parent_room: str, typ: str = None):
+    logger_name = f'room_control.{parent_room}'
+    if typ is not None:
+        logger_name += f'.{typ}'
+        fmt = '[room]{room:>12}[/] [component]{component:<9}[/]{message}'
+    else:
+        fmt = '[room]{room:>12}[/] {message}'
 
-        fmt = '[room]{room:>12}[/]'
-        if component is not None:
-            fmt += ' [component]{component:<9}[/]'
-            self.log_fields['component'] = component
-        fmt += ' {message}'
-
-        datefmt = '%Y-%m-%d %I:%M:%S %p'
-        style = '{'
-        validate = True
-
-        super().__init__(fmt, datefmt, style, validate)
-        # console.print(f'Format: [bold yellow]{fmt}[/]')
-
-    def format(self, record: logging.LogRecord):
-        parts = record.name.split('.')
-        record.room = parts[1]
-        if len(parts) == 3:
-            record.component = parts[2]
-
-        return super().format(record)
-
-
-def new_handler() -> RichHandler:
-    return RichHandler(
-        console=console,
-        # highlighter=NullHighlighter(),
-        highlighter=RCHighlighter(),
-        markup=True,
-        show_path=False,
-        omit_repeated_times=False,
-        log_time_format='%Y-%m-%d %I:%M:%S %p',
-    )
-
-
-def setup_handler(**kwargs) -> RichHandler:
-    handler = new_handler()
-    handler.setFormatter(RoomControllerFormatter(**kwargs))
-    return handler
+    LOG_CFG = {
+        'version': 1,
+        'disable_existing_loggers': False,
+        'filters': {
+            logger_name: {
+                '()': 'console.RoomControllerFilter',
+                # '.': {'room': parent_room, 'component': typ},
+                'room': parent_room,
+                'component': typ,
+            }
+        },
+        'formatters': {
+            logger_name: {
+                'style': '{',
+                'format': fmt,
+                # 'datefmt': '%Y-%m-%d %I:%M:%S %p',
+            }
+        },
+        'handlers': {
+            logger_name: {
+                'filters': [logger_name],
+                'formatter': logger_name,
+                '()': 'rich.logging.RichHandler',
+                'markup': True,
+                'log_time_format': '%Y-%m-%d %I:%M:%S %p',
+                'show_path': False,
+                'omit_repeated_times': False,
+                'highlighter': RCHighlighter(),
+                'console': console,
+            },
+        },
+        'loggers': {
+            logger_name: {
+                'level': 'INFO',
+                'propagate': False,
+                'handlers': [logger_name],
+            }
+        },
+    }
+    return LOG_CFG
 
 
 def setup_component_logging(self):
-    typ = type(self).__name__
-    logger = logging.getLogger(f'room_control.{self.args["app"]}')
-    self.logger = logger.getChild(typ)
-    if len(self.logger.handlers) == 0:
-        self.logger.setLevel(logging.INFO)
-        self.logger.addHandler(setup_handler(room=self.args['app'], component=typ))
-        self.logger.propagate = False
+    cfg_dict = create_rich_logging_dict(parent_room=self.args['app'], typ=type(self).__name__)
+    logger_name = next(iter(cfg_dict['loggers']))
 
+    try:
+        logging.config.dictConfig(cfg_dict)
+    except Exception:
+        console.print_exception()
+    else:
+        self.logger = logging.getLogger(logger_name)