feat: Lazy member chunking.

No longer try to fetch all members on startup.
Instead chunk on-demand.

src/modules/statistics/cog.py

@@ -1,3 +1,4 @@
+import asyncio
 import logging
 from typing import Optional
 
@@ -91,7 +92,11 @@ class StatsCog(LionCog):
                 timestamp=utc_now(),
             )
             await ctx.interaction.response.send_message(embed=waiting_embed)
-            await ctx.guild.chunk()
+            try:
+                await asyncio.wait_for(ctx.guild.chunk(), timeout=10)
+                pass
+            except asyncio.TimeoutError:
+                pass
         else:
             await ctx.interaction.response.defer(thinking=True)
         ui = LeaderboardUI(self.bot, ctx.author, ctx.guild)

src/modules/statistics/ui/leaderboard.py

@@ -75,6 +75,8 @@ class LeaderboardUI(StatsUI):
         # (type, period) -> (pagen -> Optional[Future[Card]])
         self.cache = {}
 
+        self.was_chunked: bool = guild.chunked
+
     async def run(self, interaction: discord.Interaction):
         self._original = interaction
 
@@ -136,6 +138,7 @@ class LeaderboardUI(StatsUI):
 
         # Filter out members which are not in the server and unranked roles and bots
         # Usually hits cache
+        self.was_chunked = self.guild.chunked
         unranked_setting = await self.bot.get_cog('StatsCog').settings.UnrankedRoles.get(self.guild.id)
         unranked_roleids = set(unranked_setting.data)
         true_leaderboard = []
@@ -435,12 +438,19 @@ class LeaderboardUI(StatsUI):
         Generate UI message arguments from stored data
         """
         t = self.bot.translator.t
+        chunk_warning = t(_p(
+            'ui:leaderboard|chunk_warning',
+            "**Note:** Could not retrieve member list from Discord, so some members may be missing. "
+            "Try again in a minute!"
+        ))
         if self.card is not None:
             period_start = self.period_starts[self.current_period]
             header = t(_p(
                 'ui:leaderboard|since',
                 "Counting statistics since {timestamp}"
             )).format(timestamp=discord.utils.format_dt(period_start))
+            if not self.was_chunked:
+                header = '\n'.join((header, chunk_warning))
             args = MessageArgs(
                 embed=None,
                 content=header,
@@ -473,7 +483,11 @@ class LeaderboardUI(StatsUI):
                 )),
                 description=empty_description
             )
-            args = MessageArgs(content=None, embed=embed, files=[])
+            args = MessageArgs(
+                content=chunk_warning if not self.was_chunked else None,
+                embed=embed,
+                files=[]
+            )
         return args
 
     async def refresh_components(self):