Support a order key for accounts in config

src/backend/backend.py

@@ -106,6 +106,7 @@ class Backend:
         password:   str,
         device_id:  Optional[str] = None,
         homeserver: str           = "https://matrix.org",
+        order:      int           = -1,
    ) -> str:
         """Create and register a `MatrixClient`, login and return a user ID."""
 
@@ -120,15 +121,18 @@ class Backend:
             raise
 
         self.clients[client.user_id]            = client
-        self.models["accounts"][client.user_id] = Account(client.user_id)
+        self.models["accounts"][client.user_id] = Account(client.user_id,order)
         return client.user_id
 
 
-    async def resume_client(self,
+    async def resume_client(
+        self,
         user_id:    str,
         token:      str,
         device_id:  str,
-                            homeserver: str = "https://matrix.org") -> None:
+        homeserver: str = "https://matrix.org",
+        order:      int = -1,
+    ) -> None:
         """Create and register a `MatrixClient` with known account details."""
 
         client = MatrixClient(
@@ -137,7 +141,7 @@ class Backend:
         )
 
         self.clients[user_id]            = client
-        self.models["accounts"][user_id] = Account(user_id)
+        self.models["accounts"][user_id] = Account(user_id, order)
 
         await client.resume(user_id=user_id, token=token, device_id=device_id)
 
@@ -145,12 +149,13 @@ class Backend:
     async def load_saved_accounts(self) -> List[str]:
         """Call `resume_client` for all saved accounts in user config."""
 
-        async def resume(user_id: str, info: Dict[str, str]) -> str:
+        async def resume(user_id: str, info: Dict[str, Any]) -> str:
             await self.resume_client(
                 user_id    = user_id,
                 token      = info["token"],
                 device_id  = info["device_id"],
                 homeserver = info["homeserver"],
+                order      = info.get("order", -1),
             )
             return user_id
 

src/backend/models/items.py

@@ -33,6 +33,7 @@ class Account(ModelItem):
     """A logged in matrix account."""
 
     id:              str      = field()
+    order:           int      = -1
     display_name:    str      = ""
     avatar_url:      str      = ""
     max_upload_size: int      = 0
@@ -42,10 +43,8 @@ class Account(ModelItem):
     total_mentions:  int      = 0
 
     def __lt__(self, other: "Account") -> bool:
-        """Sort by user ID."""
-        name       = self.id[1:]
-        other_name = other.id[1:]
-        return name.lower() < other_name.lower()
+        """Sort by order, then by user ID."""
+        return (self.order, self.id.lower()) < (other.order, other.id.lower())
 
 
 @dataclass
@@ -121,9 +120,11 @@ class Room(ModelItem):
 @dataclass
 class AccountOrRoom(Account, Room):
     type:          Union[Type[Account], Type[Room]] = Account
+    account_order: int                              = -1
 
     def __lt__(self, other: "AccountOrRoom") -> bool:  # type: ignore
         return (
+            self.account_order,
             self.id if self.type is Account else self.for_account,
             other.type is Account,
             self.left,
@@ -134,6 +135,7 @@ class AccountOrRoom(Account, Room):
             (self.display_name or self.id).lower(),
 
         ) < (
+            other.account_order,
             other.id if other.type is Account else other.for_account,
             self.type is Account,
             other.left,

src/backend/models/model_store.py

@@ -29,7 +29,7 @@ class ModelStore(UserDict):
         model: Model
 
         if key == "all_rooms":
-            model = AllRooms()
+            model = AllRooms(self["accounts"])
         elif key == "matching_accounts":
             model = MatchingAccounts(self["all_rooms"])
         elif is_tuple and len(key) == 3 and key[2] == "filtered_members":

src/backend/models/special_models.py

@@ -10,10 +10,12 @@ from .model_item import ModelItem
 
 
 class AllRooms(FieldSubstringFilter):
-    def __init__(self) -> None:
+    def __init__(self, accounts: Model) -> None:
         super().__init__(sync_id="all_rooms", fields=("display_name",))
         self.items_changed_callbacks.append(self.refilter_accounts)
 
+        self.accounts = accounts
+
         self._collapsed: Set[str] = set()
 
 
@@ -39,7 +41,14 @@ class AllRooms(FieldSubstringFilter):
 
 
     def convert_item(self, item: ModelItem) -> AccountOrRoom:
-        return AccountOrRoom(**asdict(item), type=type(item))  # type: ignore
+        return AccountOrRoom(
+            **asdict(item),
+            type = type(item),  # type: ignore
+
+            account_order =
+                item.order if isinstance(item, Account) else
+                self.accounts[item.for_account].order,  # type: ignore
+        )
 
 
     def accept_item(self, item: ModelItem) -> bool:

src/backend/user_files.py

@@ -183,14 +183,19 @@ class Accounts(JSONDataFile):
         """
 
         client = self.backend.clients[user_id]
+        saved  = await self.read()
 
         await self.write({
-            **await self.read(),
+            **saved,
             client.user_id: {
                 "homeserver": client.homeserver,
                 "token":      client.access_token,
                 "device_id":  client.device_id,
                 "enabled":    True,
+                "order":      max(
+                    account.get("order", i)
+                    for i, account in enumerate(saved.values())
+                ) + 1,
             },
         })