Implement new sticker models + routes (#736)

Author: davfsa

hikari/__init__.py

@@ -95,6 +95,7 @@
 from hikari.snowflakes import SnowflakeishOr
 from hikari.snowflakes import SnowflakeishSequence
 from hikari.snowflakes import Unique
+from hikari.stickers import *
 from hikari.templates import *
 from hikari.traits import *
 from hikari.undefined import UNDEFINED

hikari/__init__.pyi

@@ -68,6 +68,7 @@ from hikari.snowflakes import Snowflakeish as Snowflakeish
 from hikari.snowflakes import SnowflakeishOr as SnowflakeishOr
 from hikari.snowflakes import SnowflakeishSequence as SnowflakeishSequence
 from hikari.snowflakes import Unique as Unique
+from hikari.stickers import *
 from hikari.templates import *
 from hikari.traits import *
 from hikari.undefined import UNDEFINED as UNDEFINED

hikari/api/entity_factory.py

@@ -47,6 +47,7 @@
     from hikari import presences as presence_models
     from hikari import sessions as gateway_models
     from hikari import snowflakes
+    from hikari import stickers as sticker_models
     from hikari import templates as template_models
     from hikari import users as user_models
     from hikari import voices as voice_models
@@ -1141,10 +1142,75 @@ def deserialize_invite_with_metadata(self, payload: data_binding.JSONObject) ->
             The deserialized invite with metadata object.
         """
 
+    ##################
+    # STICKER MODELS #
+    ##################
+
+    @abc.abstractmethod
+    def deserialize_sticker_pack(self, payload: data_binding.JSONObject) -> sticker_models.StickerPack:
+        """Parse a raw payload from Discord into a sticker pack object.
+
+        Parameters
+        ----------
+        payload : hikari.internal.data_binding.JSONObject
+            The JSON payload to deserialize.
+
+        Returns
+        -------
+        hikari.stickers.StickerPack
+            The deserialized sticker pack object.
+        """
+
+    @abc.abstractmethod
+    def deserialize_partial_sticker(self, payload: data_binding.JSONObject) -> sticker_models.PartialSticker:
+        """Parse a raw payload from Discord into a partial sticker object.
+
+        Parameters
+        ----------
+        payload : hikari.internal.data_binding.JSONObject
+            The JSON payload to deserialize.
+
+        Returns
+        -------
+        hikari.stickers.PartialSticker
+            The deserialized partial sticker object.
+        """
+
+    @abc.abstractmethod
+    def deserialize_standard_sticker(self, payload: data_binding.JSONObject) -> sticker_models.StandardSticker:
+        """Parse a raw payload from Discord into a standard sticker object.
+
+        Parameters
+        ----------
+        payload : hikari.internal.data_binding.JSONObject
+            The JSON payload to deserialize.
+
+        Returns
+        -------
+        hikari.stickers.StandardSticker
+            The deserialized standard sticker object.
+        """
+
+    @abc.abstractmethod
+    def deserialize_guild_sticker(self, payload: data_binding.JSONObject) -> sticker_models.GuildSticker:
+        """Parse a raw payload from Discord into a guild sticker object.
+
+        Parameters
+        ----------
+        payload : hikari.internal.data_binding.JSONObject
+            The JSON payload to deserialize.
+
+        Returns
+        -------
+        hikari.stickers.GuildSticker
+            The deserialized guild sticker object.
+        """
+
     ##################
     # MESSAGE MODELS #
     ##################
 
+    @abc.abstractmethod
     def deserialize_partial_message(self, payload: data_binding.JSONObject) -> message_models.PartialMessage:
         """Parse a raw payload from Discord into a partial message object.