refactor: classes and configs (#528)

embedchain/vectordb/base_vector_db.py

@@ -1,11 +1,22 @@
+from embedchain.config.vectordbs.BaseVectorDbConfig import BaseVectorDbConfig
+from embedchain.embedder.base_embedder import BaseEmbedder
 from embedchain.helper_classes.json_serializable import JSONSerializable
 
 
 class BaseVectorDB(JSONSerializable):
     """Base class for vector database."""
 
-    def __init__(self):
+    def __init__(self, config: BaseVectorDbConfig):
         self.client = self._get_or_create_db()
+        self.config: BaseVectorDbConfig = config
+
+    def _initialize(self):
+        """
+        This method is needed because `embedder` attribute needs to be set externally before it can be initialized.
+
+        So it's can't be done in __init__ in one step.
+        """
+        raise NotImplementedError
 
     def _get_or_create_db(self):
         """Get or create the database."""
@@ -14,6 +25,9 @@ class BaseVectorDB(JSONSerializable):
     def _get_or_create_collection(self):
         raise NotImplementedError
 
+    def _set_embedder(self, embedder: BaseEmbedder):
+        self.embedder = embedder
+
     def get(self):
         raise NotImplementedError
 
@@ -28,3 +42,6 @@ class BaseVectorDB(JSONSerializable):
 
     def reset(self):
         raise NotImplementedError
+
+    def set_collection_name(self, name: str):
+        raise NotImplementedError