api done

messenger_app/database/mongodb_database/__init__.py

@@ -0,0 +1,4 @@
+from .connection import MONGODB_CONFIG, MongoDbHandler
+
+mongo_db_handler = MongoDbHandler(**MONGODB_CONFIG)
+mongo_db_handler.connect()

messenger_app/database/mongodb_database/connection.py

@@ -0,0 +1,36 @@
+from pymongo import MongoClient
+
+MONGODB_CONFIG = {
+    'host': 'localhost',
+    'port': 27017,
+    'dbname': 'local',
+    'collection': 'messenger'
+}
+
+
+class MongoDbHandler:
+    def __init__(self, dbname, collection, host, port):
+        self.host = host
+        self.port = port
+        self.dbname = dbname
+        self.collection_name = collection
+        self.client = None
+        self.collection = None
+
+    def connect(self):
+        try:
+            self.client = MongoClient(self.host, self.port)
+            db = self.client[self.dbname]
+            self.collection = db[self.collection_name]
+            print("Connected to MongoDB")
+        except Exception as e:
+            self.collection = None
+
+    def close_client(self):
+        if self.client:
+            self.client.close()
+            self.collection = None
+            print("MongoDB client closed.")
+
+    def get_collection(self):
+        return self.collection