refactor: api_types/model: TypedDict for realm emoji data.

Defined class RealmEmojiData to represent realm emoji data
more precisely with each key having value of a specific type.
Refactored code in `model.py`.

Author: mkp6781

zulipterminal/api_types.py

@@ -148,9 +148,17 @@ class UpdateDisplaySettings(TypedDict):
     setting: bool
 
 
+class RealmEmojiData(TypedDict):
+    id: str
+    name: str
+    source_url: str
+    deactivated: bool
+    author_id: int  # NOTE: new in Zulip 3.0 / ZFL 7
+
+
 class UpdateRealmEmojiEvent(TypedDict):
     type: Literal['realm_emoji']
-    realm_emoji: Dict[str, Any]
+    realm_emoji: Dict[str, RealmEmojiData]
 
 
 Event = Union[

zulipterminal/model.py

@@ -29,6 +29,7 @@
     EditPropagateMode,
     Event,
     PrivateComposition,
+    RealmEmojiData,
     StreamComposition,
     Subscription,
 )
@@ -480,9 +481,8 @@ def update_stream_message(self, topic: str, message_id: int,
 
         return response['result'] == 'success'
 
-    def generate_all_emoji_data(self,
-                                custom_emoji: Dict[str,
-                                                   Any]) -> NamedEmojiData:
+    def generate_all_emoji_data(self, custom_emoji: Dict[str,
+                                RealmEmojiData]) -> NamedEmojiData:
         unicode_emoji_data = unicode_emojis.EMOJI_DATA
         for name, data in unicode_emoji_data.items():
             data['type'] = 'unicode_emoji'