WIP: Events and Stages

classes/pycord_bot.py

@@ -1,6 +1,7 @@
 from logging import Logger
 from typing import Any
 
+from bson import ObjectId
 from discord import Guild, User
 from libbot.cache.classes import CacheMemcached, CacheRedis
 from libbot.cache.manager import create_cache_client
@@ -90,3 +91,12 @@ class PycordBot(LibPycordBot):
             self.scheduler.shutdown()
 
         await super().close(**kwargs)
+
+    async def find_event(self, event_id: str | ObjectId | None = None, event_name: str | None = None):
+        if event_id is None and event_name is None:
+            raise AttributeError("Either event's ID or name must be provided!")
+
+        if event_id is not None:
+            await PycordEvent.from_id(event_id, cache=self.cache)
+        else:
+            await PycordEvent.from_name(event_name, cache=self.cache)

classes/pycord_event.py

@@ -20,6 +20,7 @@ class PycordEvent:
         "name",
         "guild_id",
         "created",
+        "ended",
         "creator_id",
         "starts",
         "ends",
@@ -33,6 +34,7 @@ class PycordEvent:
     name: str
     guild_id: int
     created: datetime
+    ended: datetime | None
     creator_id: int
     starts: datetime
     ends: datetime
@@ -74,6 +76,20 @@ class PycordEvent:
 
         return cls(**db_entry)
 
+    @classmethod
+    async def from_name(cls, event_name: str, cache: Optional[Cache] = None) -> "PycordEvent":
+        # TODO Add sorting by creation date or something.
+        #  Duplicate events should be avoided, latest active event should be returned.
+        db_entry: Dict[str, Any] | None = await cls.__collection__.find_one({"name": event_name})
+
+        if db_entry is None:
+            raise RuntimeError(f"Event with name {event_name} not found")
+
+        if cache is not None:
+            cache.set_json(f"{cls.__short_name__}_{db_entry['_id']}", db_entry)
+
+        return cls(**db_entry)
+
     # TODO Implement this method
     @classmethod
     async def create(
@@ -90,6 +106,7 @@ class PycordEvent:
             "name": name,
             "guild_id": guild_id,
             "created": datetime.now(tz=timezone.utc),
+            "ended": None,
             "creator_id": creator_id,
             "starts": starts,
             "ends": ends,
@@ -179,6 +196,7 @@ class PycordEvent:
             "name": self.name,
             "guild_id": self.guild_id,
             "created": self.created,
+            "ended": self.ended,
             "creator_id": self.creator_id,
             "starts": self.starts,
             "ends": self.ends,
@@ -192,6 +210,7 @@ class PycordEvent:
             "name": None,
             "guild_id": None,
             "created": None,
+            "ended": None,
             "creator_id": None,
             "starts": None,
             "ends": None,

cogs/event.py

@@ -1,11 +1,51 @@
 from datetime import datetime
+from typing import Dict, Any, List
 from zoneinfo import ZoneInfo
 
-from discord import ApplicationContext, Attachment, SlashCommandGroup, option
+from bson import ObjectId
+from discord import ApplicationContext, Attachment, SlashCommandGroup, option, AutocompleteContext
 from discord.ext.commands import Cog
+from discord.utils import basic_autocomplete
 
 from classes import PycordEvent, PycordGuild
 from classes.pycord_bot import PycordBot
+from modules.database import col_events
+
+
+async def get_event(ctx: AutocompleteContext):
+    query: Dict[str, Any] = {"ended": None, "ends": {"$gt": datetime.now(tz=ZoneInfo("UTC"))}}
+
+    event_names: List[str] = []
+
+    async for result in col_events.find(query):
+        event_names.append(result["name"])
+
+    return event_names
+
+
+async def validate_event_validity(
+        ctx: ApplicationContext,
+        name: str,
+        start_date: datetime | None,
+        finish_date: datetime | None,
+        guild_timezone: ZoneInfo,
+        event_id: ObjectId | None = None,
+) -> None:
+    if start_date > finish_date:
+        await ctx.respond("Start date must be before finish date")
+        return
+    elif start_date < datetime.now(tz=guild_timezone):
+        await ctx.respond("Start date must not be in the past")
+        return
+
+    query: Dict[str, Any] = {"name": name, "ended": None, "ends": {"$gt": datetime.now(tz=ZoneInfo("UTC"))}}
+
+    if event_id is not None:
+        query["_id"] = {"$ne": event_id}
+
+    if (await col_events.find_one(query)) is not None:
+        await ctx.respond("There can only be one active event with the same name")
+        return
 
 
 class Event(Cog):
@@ -52,12 +92,7 @@ class Event(Cog):
             await ctx.respond("Could not parse start and finish dates.")
             return
 
-        if start_date > finish_date:
+        await validate_event_validity(ctx, name, start_date, finish_date, guild_timezone)
-            await ctx.respond("Start date must be before finish date")
-            return
-        elif start_date < datetime.now(tz=guild_timezone):
-            await ctx.respond("Start date must not be in the past")
-            return
 
         event: PycordEvent = await self.bot.create_event(
             name=name,
@@ -75,7 +110,9 @@ class Event(Cog):
         name="edit",
         description="Edit event",
     )
-    @option("event", description="Name of the event", required=True)
+    @option(
+        "event", description="Name of the event", autocomplete=basic_autocomplete(get_event), required=True
+    )
     @option("name", description="New name of the event", required=False)
     @option("start", description="Date when the event starts (DD.MM.YYYY HH:MM)", required=False)
     @option("finish", description="Date when the event finishes (DD.MM.YYYY HH:MM)", required=False)
@@ -84,12 +121,15 @@ class Event(Cog):
             self,
             ctx: ApplicationContext,
             event: str,
-        name: str,
+            name: str = None,
-        start: str,
+            start: str = None,
-        finish: str,
+            finish: str = None,
             thumbnail: Attachment = None,
     ) -> None:
         guild: PycordGuild = await self.bot.find_guild(ctx.guild.id)
+        event: PycordEvent = await self.bot.find_event(
+            event_name=name
+        )
 
         if not guild.is_configured():
             await ctx.respond("Guild is not configured.")
@@ -97,7 +137,27 @@ class Event(Cog):
 
         guild_timezone: ZoneInfo = ZoneInfo(guild.timezone)
 
-        await ctx.respond("Not implemented.")
+        if start is not None:
+            try:
+                start_date: datetime = datetime.strptime(start, "%d.%m.%Y %H:%M")
+                start_date = start_date.replace(tzinfo=guild_timezone)
+
+                await event.set_start_date(start_date)
+            except ValueError:
+                await ctx.respond("Could not parse the start date.")
+                return
+
+        if finish is not None:
+            try:
+                finish_date: datetime = datetime.strptime(finish, "%d.%m.%Y %H:%M")
+                finish_date = finish_date.replace(tzinfo=guild_timezone)
+
+                await event.set_end_date(finish_date)
+            except ValueError:
+                await ctx.respond("Could not parse the finish date.")
+                return
+
+        await validate_event_validity(ctx, name, start_date, finish_date, guild_timezone)
 
     # TODO Implement the command
     @command_group.command(

cogs/stage.py

@@ -9,6 +9,8 @@ class Stage(Cog):
     def __init__(self, bot: PycordBot):
         self.bot: PycordBot = bot
 
+    # command_group: SlashCommandGroup = SlashCommandGroup("stage", "Event stage management")
+
 
 def setup(bot: PycordBot) -> None:
     bot.add_cog(Stage(bot))