Added a reminder command

cogs/reminder.py

@@ -0,0 +1,59 @@
+import asyncio
+from datetime import datetime, timedelta
+
+import dateparser
+import discord
+from discord.ext import Message, app_commands, commands
+
+# Reminder command
+
+
+class Reminder(commands.Cog):
+    """Class for reminder command"""
+
+    def __init__(self, bot):
+        self.bot = bot
+
+    def countdown(self, trigger_time: datetime) -> str:
+        """Calculate days, hours and minutes to a date.
+
+        Args:
+            trigger_time: The date.
+
+        Returns:
+            A string with the days, hours and minutes.
+        """
+        countdown_time: timedelta = trigger_time - datetime.now()
+
+        days, hours, minutes = (
+            countdown_time.days,
+            countdown_time.seconds // 3600,
+            countdown_time.seconds // 60 % 60,
+        )
+
+        # Return seconds if only seconds are left.
+        if days == 0 and hours == 0 and minutes == 0:
+            seconds: int = countdown_time.seconds % 60
+            return f"{seconds} second" + ("s" if seconds != 1 else "")
+
+        # TODO: Explain this.
+        return ", ".join(
+            f"{x} {y}{'s' * (x != 1)}"
+            for x, y in (
+                (days, "day"),
+                (hours, "hour"),
+                (minutes, "minute"),
+            )
+            if x
+        )
+
+    @app_commands.command(name="reminder", desription="Nastav si připomínku!")
+    @app_commands.describe(topic="Co ti mám připomenout?", time="Kdy ti to mám připomenout?")
+    async def reminder(self, interaction: discord.Interaction, time: str, topic: str) -> Message:
+        """Reminder command"""
+        trigger_time: datetime = dateparser.parse(time)
+        await interaction.response.send_message(
+            f"Za {self.countdown(trigger_time)} ti připomenu {topic}!", ephemeral=True
+        )
+        await asyncio.sleep(trigger_time.timestamp() - datetime.now().timestamp())
+        await interaction.followup.send(f"{interaction.user.mention} připomínám ti {topic}!", ephemeral=True)

cogs/sync_command.py

@@ -56,9 +56,8 @@ async def sync(
             else:
                 synced = await self.bot.tree.sync()
 
-            await ctx.send(
-                f"Synced {len(synced)} commands {'globally' if spec is None else 'to the current guild.'}",
-            )
+            await ctx.send(f"Synced {len(synced)} commands {'globally' if spec is None else 'to the current guild.'}")
+
             return
 
         ret = 0

cogs/utility.py

@@ -31,6 +31,7 @@ async def pomoc(self, interaction: discord.Interaction) -> Message:
     )
     async def rozcestnik(self, interaction: discord.Interaction) -> Message:
         embed = EmbedFromJSON().add_fields_from_json("rozcestnik")
+
         return await interaction.response.send_message(
             embed=embed,
             file=EmbedFromJSON.PICTURE,
@@ -74,6 +75,7 @@ async def birthday(self, ctx):
             self.bot.MY_BIRTHDAY,
             "%d.%m.%Y",
         ).replace(year=today.year)
+
         days_until_birthday = (bot_birthday.date() - today).days
         await ctx.send(
             f"Moje narozeniny jsou 27. prosince 2020 a zbývá přesně {days_until_birthday} dní do mých narozenin!",

readme.md

@@ -96,6 +96,17 @@ ___
 
 </div>
 
+### Contributors
+
+<!-- ALL-CONTRIBUTORS-LIST:START - Do not remove or modify this section -->
+<!-- prettier-ignore-start -->
+<!-- markdownlint-disable -->
+
+<!-- markdownlint-restore -->
+<!-- prettier-ignore-end -->
+
+<!-- ALL-CONTRIBUTORS-LIST:END -->
+
 ### A protože...
 
 ...se tento bot jmenuje Jáchym, zanechávám hlášku z filmu!

src/db_folder/databases.py

@@ -28,11 +28,7 @@ async def commit_many_values(self, sql: str, values: list[tuple[int, str]]) -> N
             await cursor.executemany(sql, values)
             await conn.commit()
 
-    async def fetch_all_values(
-        self,
-        sql: str,
-        value: tuple | None = None,
-    ) -> list[tuple]:
+    async def fetch_all_values(self, sql: str, value: Optional[tuple] = None) -> list[tuple]:
         async with self.poll.acquire() as conn:
             cursor = await conn.cursor()
             await cursor.execute(sql, value)
@@ -77,9 +73,7 @@ async def fetch_all_polls(self, bot: "Jachym") -> AsyncIterator[Poll and Message
 
         for message_id, channel_id, question, date, _ in polls:
             try:
-                message = await bot.get_partial_messageable(channel_id).fetch_message(
-                    message_id,
-                )
+                message = await bot.get_partial_messageable(channel_id).fetch_message(message_id)
 
             except (discord.errors.NotFound, discord.errors.Forbidden):
                 await self.remove(message_id)
@@ -106,6 +100,7 @@ def __init__(self, pool: aiomysql.pool.Pool):
     async def add_options(self, discord_poll: Poll):
         sql = "INSERT INTO `VoteButtons`(message_id, answers) VALUES (%s, %s)"
         values = [(discord_poll.message_id, vote_option) for vote_option in discord_poll.options]
+
         await self.commit_many_values(sql, values)
 
     async def add_user(self, discord_poll: Poll, user: int, index: int):
@@ -123,4 +118,5 @@ async def fetch_all_users(self, poll: Poll, index: int) -> set[int]:
 
         values = (poll.message_id, index)
         users_voted_for = await self.fetch_all_values(sql, values)
+
         return {user for user_tuple in users_voted_for for user in user_tuple}

src/jachym.py

@@ -40,9 +40,8 @@ async def _fetch_pools_from_database(self) -> None:
         poll_database = PollDatabase(self.pool)
 
         async for poll, message in poll_database.fetch_all_polls(self):
-            self.add_view(
-                PollView(poll=poll, embed=message.embeds[0], db_poll=self.pool),
-            )
+            self.add_view(PollView(poll=poll, embed=message.embeds[0], db_poll=self.pool))
+
             self.active_discord_polls.add(poll)
 
         logger.success(f"There are now {len(self.active_discord_polls)} active pools!")

src/ui/button.py

@@ -28,6 +28,7 @@ def __init__(
             emoji=emoji,
             custom_id=custom_id,
         )
+
         self.poll = poll
         self.embed = embed
         self._index = index