Implement TUI support for multiple users in each position

ceod/api/positions.py

@@ -15,6 +15,9 @@ def get_positions():
     positions = {}
     for user in ldap_srv.get_users_with_positions():
         for position in user.positions:
+            if position in positions:
+                positions[position] += f", {user.uid}"
+            else:
                 positions[position] = user.uid
 
     return positions
@@ -29,9 +32,10 @@ def update_positions():
     required = cfg.get('positions_required')
     available = cfg.get('positions_available')
 
-    # remove falsy values
+    # remove falsy values and parse multiple users in each position
+    # Example: "user1,user2, user3" -> ["user1","user2","user3"]
     body = {
-        positions: username for positions, username in body.items()
+        positions: username.replace(' ','').split(',') for positions, username in body.items()
         if username
     }
 

ceod/transactions/members/UpdateMemberPositionsTransaction.py

@@ -2,6 +2,7 @@ from collections import defaultdict
 from typing import Dict
 
 from zope import component
+from typing import Union
 
 from ..AbstractTransaction import AbstractTransaction
 from ceo_common.interfaces import ILDAPService, IConfig, IUser
@@ -20,7 +21,7 @@ class UpdateMemberPositionsTransaction(AbstractTransaction):
         'subscribe_to_mailing_lists',
     ]
 
-    def __init__(self, positions_reversed: Dict[str, str]):
+    def __init__(self, positions_reversed: Dict[str, Union[str,list]]):
         # positions_reversed is position -> username
         super().__init__()
         self.ldap_srv = component.getUtility(ILDAPService)
@@ -28,7 +29,13 @@ class UpdateMemberPositionsTransaction(AbstractTransaction):
         # Reverse the dict so it's easier to use (username -> positions)
         self.positions = defaultdict(list)
         for position, username in positions_reversed.items():
+            if isinstance(username, str):
                 self.positions[username].append(position)
+            elif isinstance(username, list):
+                for user in username:
+                    self.positions[user].append(position)
+            else:
+                raise TypeError("Username(s) under each position must either be a string or a list")
                 
         # a cached Dict of the Users who need to be modified (username -> User)
         self.users: Dict[str, IUser] = {}