feat: add baseline class to get users' information from azure

.env.template

@@ -13,3 +13,10 @@ export DATABASE_MASTER_KEY=<db_master_key>
 # export COSMOS_DATABASE_URI=AccountEndpoint=<ACCOUNT_URI>;AccountKey=<ACCOUNT_KEY>
 ## Also specify the database name
 export DATABASE_NAME=<db_name>
+
+## For Azure Users interaction
+export MSAL_AUTHORITY=
+export MSAL_CLIENT_ID=
+export MSAL_SCOPE=
+export MSAL_SECRET=
+export MSAL_ENDPOINT=

utils/azure_users.py

@@ -0,0 +1,53 @@
+import msal
+import os
+import requests
+
+
+class MSALConfig:
+    MSAL_CLIENT_ID = os.environ.get('MSAL_CLIENT_ID')
+    MSAL_AUTHORITY = os.environ.get('MSAL_AUTHORITY')
+    MSAL_SECRET = os.environ.get('MSAL_SECRET')
+    MSAL_SCOPE = os.environ.get('MSAL_SCOPE')
+    MSAL_ENDPOINT = os.environ.get('MSAL_ENDPOINT')
+    """
+    TODO : Add validation to ensure variables are set
+    """
+
+
+class AzureUsers:
+    def __init__(self, config=MSALConfig):
+        self.client = msal.ConfidentialClientApplication(
+            config.MSAL_CLIENT_ID,
+            authority=config.MSAL_AUTHORITY,
+            client_credential=config.MSAL_SECRET,
+        )
+        self.config = config
+        self.set_token()
+
+    def set_token(self):
+        response = self.client.acquire_token_for_client(
+            scopes=self.config.MSAL_SCOPE
+        )
+        if "access_token" in response:
+            # Call a protected API with the access token.
+            # print(response["access_token"])
+            self.access_token = response['access_token']
+        else:
+            print(response.get("error"))
+            print(response.get("error_description"))
+            print(
+                response.get("correlation_id")
+            )  # You might need this when reporting a bug
+
+    def get_user_info_by_id(self, id):
+        endpoint = f"{self.config.MSAL_ENDPOINT}/users/{id}?api-version=1.6&$select=displayName,otherMails"
+        print(endpoint)
+        http_headers = {
+            'Authorization': f'Bearer {self.access_token}',
+            'Accept': 'application/json',
+            'Content-Type': 'application/json',
+        }
+        data = requests.get(
+            endpoint, headers=http_headers, stream=False
+        ).json()
+        return data