[Refactor] Converge Pipeline and App classes (#1021)

Co-authored-by: Deven Patel <deven298@yahoo.com>

embedchain/config/base_app_config.py

@@ -0,0 +1,64 @@
+import logging
+from typing import Optional
+
+from embedchain.config.base_config import BaseConfig
+from embedchain.helpers.json_serializable import JSONSerializable
+from embedchain.vectordb.base import BaseVectorDB
+
+
+class BaseAppConfig(BaseConfig, JSONSerializable):
+    """
+    Parent config to initialize an instance of `App`.
+    """
+
+    def __init__(
+        self,
+        log_level: str = "WARNING",
+        db: Optional[BaseVectorDB] = None,
+        id: Optional[str] = None,
+        collect_metrics: bool = True,
+        collection_name: Optional[str] = None,
+    ):
+        """
+        Initializes a configuration class instance for an App.
+        Most of the configuration is done in the `App` class itself.
+
+        :param log_level: Debug level ['DEBUG', 'INFO', 'WARNING', 'ERROR', 'CRITICAL'], defaults to "WARNING"
+        :type log_level: str, optional
+        :param db: A database class. It is recommended to set this directly in the `App` class, not this config,
+        defaults to None
+        :type db: Optional[BaseVectorDB], optional
+        :param id: ID of the app. Document metadata will have this id., defaults to None
+        :type id: Optional[str], optional
+        :param collect_metrics: Send anonymous telemetry to improve embedchain, defaults to True
+        :type collect_metrics: Optional[bool], optional
+        :param collection_name: Default collection name. It's recommended to use app.db.set_collection_name() instead,
+        defaults to None
+        :type collection_name: Optional[str], optional
+        """
+        self._setup_logging(log_level)
+        self.id = id
+        self.collect_metrics = True if (collect_metrics is True or collect_metrics is None) else False
+        self.collection_name = collection_name
+
+        if db:
+            self._db = db
+            logging.warning(
+                "DEPRECATION WARNING: Please supply the database as the second parameter during app init. "
+                "Such as `app(config=config, db=db)`."
+            )
+
+        if collection_name:
+            logging.warning("DEPRECATION WARNING: Please supply the collection name to the database config.")
+        return
+
+    def _setup_logging(self, debug_level):
+        level = logging.WARNING  # Default level
+        if debug_level is not None:
+            level = getattr(logging, debug_level.upper(), None)
+            if not isinstance(level, int):
+                raise ValueError(f"Invalid log level: {debug_level}")
+
+        logging.basicConfig(format="%(asctime)s [%(name)s] [%(levelname)s] %(message)s", level=level)
+        self.logger = logging.getLogger(__name__)
+        return