fix inserting guilds with splashes

guild.splash is an Asset and we get
    sqlalchemy.exc.ProgrammingError: (psycopg2.ProgrammingError) can't adapt type 'Asset'

Author: raylu

statbot/client.py

@@ -19,6 +19,7 @@
 import discord
 
 from .emoji import EmojiData
+from .sql import DiscordSqlHandler
 from .util import null_logger
 
 __all__ = [
@@ -71,7 +72,12 @@ class EventIngestionClient(discord.Client):
     )
 
     def __init__(
-        self, config, sql, logger=null_logger, crawlers=None, crawler_logger=null_logger
+        self,
+        config,
+        sql: DiscordSqlHandler,
+        logger=null_logger,
+        crawlers=None,
+        crawler_logger=null_logger,
     ):
         super().__init__(intents=discord.Intents.all())
         self.config = config

statbot/sql.py

@@ -39,21 +39,22 @@
     "DiscordSqlHandler",
 ]
 
+
 # Value builders
-def guild_values(guild):
+def guild_values(guild: discord.Guild):
     return {
         "guild_id": guild.id,
         "int_owner_id": int_hash(guild.owner.id),
         "name": guild.name,
-        "icon": '' if guild.icon is None else guild.icon.url,
+        "icon": "" if guild.icon is None else guild.icon.url,
         "voice_region": "deprecated",
         "afk_channel_id": getattr(guild.afk_channel, "id", None),
         "afk_timeout": guild.afk_timeout,
         "mfa": bool(guild.mfa_level),
         "verification_level": guild.verification_level,
         "explicit_content_filter": guild.explicit_content_filter,
         "features": guild.features,
-        "splash": guild.splash,
+        "splash": "" if guild.splash is None else guild.splash.key,
     }