From 45d61fc71dd86bb1a59ee09f6ec125b10e11ea78 Mon Sep 17 00:00:00 2001
From: Romain J <romain.ordi@gmail.com>
Date: Wed, 27 May 2020 00:58:53 +0200
Subject: [PATCH] feat(automation): add possibility to delete command output

---
 .idea/discord.xml        |  3 ++
 .idea/workspace.xml      | 88 ++++++++++------------------------------
 app.py                   | 10 ++---
 cogs/Images.py           | 50 +++++++++++------------
 cogs/Logs.py             |  3 +-
 cogs/Useless.py          | 33 +++++++++++++++
 requirements.txt         |  5 +--
 utils/functions/extra.py | 46 ++++++++++++++++++++-
 8 files changed, 136 insertions(+), 102 deletions(-)
 create mode 100644 cogs/Useless.py

diff --git a/.idea/discord.xml b/.idea/discord.xml
index 368d7c1..59b11d1 100644
--- a/.idea/discord.xml
+++ b/.idea/discord.xml
@@ -3,4 +3,7 @@
   <component name="DiscordProjectSettings">
     <option name="show" value="true" />
   </component>
+  <component name="ProjectNotificationSettings">
+    <option name="askShowProject" value="false" />
+  </component>
 </project>
\ No newline at end of file
diff --git a/.idea/workspace.xml b/.idea/workspace.xml
index 5210e9e..f898223 100644
--- a/.idea/workspace.xml
+++ b/.idea/workspace.xml
@@ -2,68 +2,13 @@
 <project version="4">
   <component name="ChangeListManager">
     <list default="true" id="6566fca1-2e90-48bb-9e74-dd3badbaca99" name="Default Changelist" comment="">
-      <change beforePath="$PROJECT_DIR$/.github/issue_template.md" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/.gitignore" beforeDir="false" afterPath="$PROJECT_DIR$/.gitignore" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/LICENSE" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/README.md" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/bot.py" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/cogs/API.py" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/cogs/Admin.py" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/cogs/Help.py" beforeDir="false" />
+      <change beforePath="$PROJECT_DIR$/.idea/discord.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/discord.xml" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/app.py" beforeDir="false" afterPath="$PROJECT_DIR$/app.py" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/cogs/Images.py" beforeDir="false" afterPath="$PROJECT_DIR$/cogs/Images.py" afterDir="false" />
       <change beforePath="$PROJECT_DIR$/cogs/Logs.py" beforeDir="false" afterPath="$PROJECT_DIR$/cogs/Logs.py" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/cogs/Monitoring.py" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/cogs/Poll.py" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/cogs/Useful.py" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/cogs/User.py" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/configs/blacklist.cfg" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/configs/config.cfg.example" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/configs/fallbacks.cfg.example" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/configs/prefixes.cfg" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/database.py" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/generate_locales.sh" beforeDir="false" />
       <change beforePath="$PROJECT_DIR$/requirements.txt" beforeDir="false" afterPath="$PROJECT_DIR$/requirements.txt" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/todo" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/utils/__init__.py" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/utils/fonts/credit_card.ttf" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/utils/functions/__init__.py" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/utils/functions/config.py" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/utils/functions/database.py" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/utils/functions/emotes.py" beforeDir="false" />
       <change beforePath="$PROJECT_DIR$/utils/functions/extra.py" beforeDir="false" afterPath="$PROJECT_DIR$/utils/functions/extra.py" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/utils/functions/lang.py" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/utils/functions/paginator.py" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/utils/functions/version.py" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/utils/images/blank_credit_card.png" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/utils/images/gnous.png" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/utils/locales/en/LC_MESSAGES/admin.po" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/utils/locales/en/LC_MESSAGES/admin_help.po" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/utils/locales/en/LC_MESSAGES/base.po" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/utils/locales/en/LC_MESSAGES/help.po" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/utils/locales/en/LC_MESSAGES/logs.po" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/utils/locales/en/LC_MESSAGES/poll.po" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/utils/locales/en/LC_MESSAGES/poll_help.po" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/utils/locales/en/LC_MESSAGES/useful.po" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/utils/locales/en/LC_MESSAGES/useful_help.po" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/utils/locales/en/LC_MESSAGES/user.po" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/utils/locales/en/LC_MESSAGES/user_help.po" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/utils/locales/en/LC_MESSAGES/utils.po" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/utils/locales/fr/LC_MESSAGES/admin.po" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/utils/locales/fr/LC_MESSAGES/admin_help.po" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/utils/locales/fr/LC_MESSAGES/base.po" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/utils/locales/fr/LC_MESSAGES/help.po" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/utils/locales/fr/LC_MESSAGES/logs.po" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/utils/locales/fr/LC_MESSAGES/logs_help.po" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/utils/locales/fr/LC_MESSAGES/poll.po" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/utils/locales/fr/LC_MESSAGES/poll_help.po" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/utils/locales/fr/LC_MESSAGES/useful.po" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/utils/locales/fr/LC_MESSAGES/useful_help.po" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/utils/locales/fr/LC_MESSAGES/user.po" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/utils/locales/fr/LC_MESSAGES/user_help.po" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/utils/locales/fr/LC_MESSAGES/utils.po" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/utils/models/__init__.py" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/utils/models/alias.py" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/utils/models/poll.py" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/utils/models/warn.py" beforeDir="false" />
     </list>
     <option name="SHOW_DIALOG" value="false" />
     <option name="HIGHLIGHT_CONFLICTS" value="true" />
@@ -93,14 +38,14 @@
     <property name="RunOnceActivity.OpenProjectViewOnStart" value="true" />
     <property name="RunOnceActivity.ShowReadmeOnStart" value="true" />
     <property name="WebServerToolWindowFactoryState" value="false" />
-    <property name="last_opened_file_path" value="$PROJECT_DIR$/configs/bot" />
+    <property name="last_opened_file_path" value="$PROJECT_DIR$" />
     <property name="node.js.detected.package.eslint" value="true" />
     <property name="node.js.detected.package.tslint" value="true" />
     <property name="node.js.path.for.package.eslint" value="project" />
     <property name="node.js.path.for.package.tslint" value="project" />
     <property name="node.js.selected.package.eslint" value="(autodetect)" />
     <property name="node.js.selected.package.tslint" value="(autodetect)" />
-    <property name="settings.editor.selected.configurable" value="reference.settingsdialog.IDE.editor.colors" />
+    <property name="settings.editor.selected.configurable" value="preferences.keymap" />
   </component>
   <component name="RecentsManager">
     <key name="CopyFile.RECENT_KEYS">
@@ -128,7 +73,14 @@
       <workItem from="1590065919217" duration="8090000" />
       <workItem from="1590152430112" duration="7500000" />
       <workItem from="1590268542625" duration="3535000" />
-      <workItem from="1590273830049" duration="1288000" />
+      <workItem from="1590273830049" duration="3172000" />
+      <workItem from="1590337105277" duration="617000" />
+      <workItem from="1590352676311" duration="3854000" />
+      <workItem from="1590358535266" duration="6396000" />
+      <workItem from="1590434673007" duration="144000" />
+      <workItem from="1590438254185" duration="4301000" />
+      <workItem from="1590495843694" duration="35000" />
+      <workItem from="1590529983649" duration="3721000" />
     </task>
     <option name="localTasksCounter" value="2" />
     <option name="createBranch" value="false" />
@@ -151,18 +103,18 @@
       <screen x="1920" y="0" width="1920" height="1080" />
     </state>
     <state x="2613" y="304" width="528" height="502" key="#com.intellij.refactoring.safeDelete.UnsafeUsagesDialog/1920.0.1920.1080/0.29.1920.1051@1920.0.1920.1080" timestamp="1590160080814" />
-    <state x="2663" y="313" width="428" height="484" key="FileChooserDialogImpl" timestamp="1590152666732">
+    <state x="2663" y="313" width="428" height="484" key="FileChooserDialogImpl" timestamp="1590495877197">
       <screen x="1920" y="0" width="1920" height="1080" />
     </state>
-    <state x="2663" y="313" width="428" height="484" key="FileChooserDialogImpl/1920.0.1920.1080/0.29.1920.1051@1920.0.1920.1080" timestamp="1590152666732" />
+    <state x="2663" y="313" width="428" height="484" key="FileChooserDialogImpl/1920.0.1920.1080/0.29.1920.1051@1920.0.1920.1080" timestamp="1590495877197" />
     <state x="2666" y="239" width="421" height="633" key="RollbackChangesDialog" timestamp="1589983513390">
       <screen x="1920" y="0" width="1920" height="1080" />
     </state>
     <state x="2666" y="239" width="421" height="633" key="RollbackChangesDialog/1920.0.1920.1080/0.29.1920.1051@1920.0.1920.1080" timestamp="1589983513390" />
-    <state x="2669" y="310" key="SettingsEditor" timestamp="1589983575542">
+    <state x="2669" y="310" key="SettingsEditor" timestamp="1590440149207">
       <screen x="1920" y="0" width="1920" height="1080" />
     </state>
-    <state x="2669" y="310" key="SettingsEditor/1920.0.1920.1080/0.29.1920.1051@1920.0.1920.1080" timestamp="1589983575542" />
+    <state x="2669" y="310" key="SettingsEditor/1920.0.1920.1080/0.29.1920.1051@1920.0.1920.1080" timestamp="1590440149207" />
     <state x="2656" y="388" key="SimpleOpenTaskDialog" timestamp="1589983150588">
       <screen x="1920" y="0" width="1920" height="1080" />
     </state>
@@ -179,6 +131,10 @@
       <screen x="1920" y="0" width="1920" height="1080" />
     </state>
     <state x="2440" y="156" width="873" height="799" key="com.intellij.openapi.editor.actions.MultiplePasteAction$ClipboardContentChooser/1920.0.1920.1080/0.29.1920.1051@1920.0.1920.1080" timestamp="1590155739870" />
+    <state x="2673" y="469" key="com.intellij.openapi.vcs.update.UpdateOrStatusOptionsDialogupdate-v2" timestamp="1590439153191">
+      <screen x="1920" y="0" width="1920" height="1080" />
+    </state>
+    <state x="2673" y="469" key="com.intellij.openapi.vcs.update.UpdateOrStatusOptionsDialogupdate-v2/1920.0.1920.1080/0.29.1920.1051@1920.0.1920.1080" timestamp="1590439153191" />
     <state x="2584" y="164" width="592" height="783" key="find.popup" timestamp="1589983672115">
       <screen x="1920" y="0" width="1920" height="1080" />
     </state>
diff --git a/app.py b/app.py
index 97376fc..3239aae 100644
--- a/app.py
+++ b/app.py
@@ -19,6 +19,7 @@ l_extensions: List[str] = [
     "jishaku",
     "cogs.Logs",
     "cogs.Images",
+    "cogs.Useless",
 ]
 
 
@@ -48,9 +49,9 @@ class TuxBot(commands.AutoShardedBot):
         for extension in l_extensions:
             try:
                 self.load_extension(extension)
-                print(f"{extension} loaded !")
+                print(extension, "loaded !")
             except Exception as e:
-                print(f"{type(e).__name__}: {e}")
+                print(f"{type(e).__name__ }:", e)
 
         print("\n"*2)
 
@@ -69,9 +70,8 @@ class TuxBot(commands.AutoShardedBot):
 
         print(f"\n{'='*118}\n\n")
 
-    @staticmethod
-    async def on_resumed():
-        print("resumed...")
+    async def on_resumed(self):
+        print(f"resumed... {self.uptime}")
 
     async def get_context(self, message: discord.Message, *, cls=None):
         return await super().get_context(message, cls=ContextPlus)
diff --git a/cogs/Images.py b/cogs/Images.py
index 957eece..bcb1957 100644
--- a/cogs/Images.py
+++ b/cogs/Images.py
@@ -5,7 +5,7 @@ import discord
 from discord.ext import commands, flags
 
 from app import TuxBot
-from utils.functions.extra import ContextPlus
+from utils.functions.extra import ContextPlus, command_extra
 
 log = logging.getLogger(__name__)
 
@@ -28,11 +28,11 @@ class Images(commands.Cog, name="Images"):
 
                 data = BytesIO(await r.read())
 
-                await ctx.send(
-                    file=discord.File(data, "output.png")
-                )
+        await ctx.send(
+            file=discord.File(data, "output.png")
+        )
 
-    @commands.command(name="phcomment")
+    @command_extra(name="phcomment")
     @commands.cooldown(1, 5, commands.BucketType.user)
     async def _phcomment(self, ctx: ContextPlus, user: discord.User = None, *, message: commands.clean_content(fix_channel_mentions=True, escape_markdown=True)):
         async with ctx.typing():
@@ -55,11 +55,11 @@ class Images(commands.Cog, name="Images"):
 
                 data = BytesIO(await r.read())
 
-                await ctx.send(
-                    file=discord.File(data, "output.png")
-                )
+        await ctx.send(
+            file=discord.File(data, "output.png")
+        )
 
-    @commands.command(name="phvideo")
+    @command_extra(name="phvideo")
     @commands.cooldown(1, 5, commands.BucketType.user)
     async def _phvideo(self, ctx: ContextPlus, image: str, author: discord.User, *, title: commands.clean_content(fix_channel_mentions=True, escape_markdown=True)):
         async with ctx.typing():
@@ -74,14 +74,14 @@ class Images(commands.Cog, name="Images"):
 
                 data = BytesIO(await r.read())
 
-                await ctx.send(
-                    file=discord.File(data, "output.png")
-                )
+        await ctx.send(
+            file=discord.File(data, "output.png")
+        )
 
     @flags.add_flag("--text1", type=str)
     @flags.add_flag("--text2", type=str)
     @flags.add_flag("--text3", type=str)
-    @flags.command(name="balloon")
+    @command_extra(name="balloon")
     @commands.cooldown(1, 5, commands.BucketType.user)
     async def _balloon(self, ctx: ContextPlus, **passed_flags):
         passed_flags["text3"] = passed_flags.get("text3")
@@ -93,48 +93,48 @@ class Images(commands.Cog, name="Images"):
     @flags.add_flag("--text1", type=str)
     @flags.add_flag("--text2", type=str)
     @flags.add_flag("--text3", type=str)
-    @flags.command(name="butterfly")
+    @command_extra(name="butterfly")
     @commands.cooldown(1, 5, commands.BucketType.user)
     async def _butterfly(self, ctx: ContextPlus, **passed_flags):
         await self._send_meme(ctx, 'butterfly', **passed_flags)
 
     @flags.add_flag("--text1", type=str)
     @flags.add_flag("--text2", type=str)
-    @flags.command(name="buttons")
+    @command_extra(name="buttons")
     @commands.cooldown(1, 5, commands.BucketType.user)
     async def _buttons(self, ctx: ContextPlus, **passed_flags):
         await self._send_meme(ctx, 'buttons', **passed_flags)
 
     @flags.add_flag("--text1", type=str)
-    @flags.command(name="cmm")
+    @command_extra(name="cmm")
     @commands.cooldown(1, 5, commands.BucketType.user)
     async def _cmm(self, ctx: ContextPlus, **passed_flags):
         await self._send_meme(ctx, 'change_my_mind', **passed_flags)
 
     @flags.add_flag("--text1", type=str)
     @flags.add_flag("--text2", type=str)
-    @flags.command(name="drake")
+    @command_extra(name="drake")
     @commands.cooldown(1, 5, commands.BucketType.user)
     async def _drake(self, ctx: ContextPlus, **passed_flags):
         await self._send_meme(ctx, 'drake', **passed_flags)
 
     @flags.add_flag("--text1", type=str)
     @flags.add_flag("--text2", type=str, default=False)
-    @flags.command(name="fry")
+    @command_extra(name="fry")
     @commands.cooldown(1, 5, commands.BucketType.user)
     async def _fry(self, ctx: ContextPlus, **passed_flags):
         await self._send_meme(ctx, 'fry', **passed_flags)
 
     @flags.add_flag("--text1", type=str)
     @flags.add_flag("--text2", type=str, default=False)
-    @flags.command(name="imagination")
+    @command_extra(name="imagination")
     @commands.cooldown(1, 5, commands.BucketType.user)
     async def _imagination(self, ctx: ContextPlus, **passed_flags):
         await self._send_meme(ctx, 'imagination', **passed_flags)
 
     @flags.add_flag("--text1", type=str)
     @flags.add_flag("--text2", type=str, default=False)
-    @flags.command(name="everywhere")
+    @command_extra(name="everywhere")
     @commands.cooldown(1, 5, commands.BucketType.user)
     async def _everywhere(self, ctx: ContextPlus, **passed_flags):
         await self._send_meme(ctx, 'everywhere', **passed_flags)
@@ -142,13 +142,13 @@ class Images(commands.Cog, name="Images"):
     @flags.add_flag("--text1", type=str)
     @flags.add_flag("--text2", type=str)
     @flags.add_flag("--text3", type=str)
-    @flags.command(name="choice")
+    @command_extra(name="choice")
     @commands.cooldown(1, 5, commands.BucketType.user)
     async def _choice(self, ctx: ContextPlus, **passed_flags):
         await self._send_meme(ctx, 'choice', **passed_flags)
 
     @flags.add_flag("--text1", type=str)
-    @flags.command(name="pika")
+    @command_extra(name="pika")
     @commands.cooldown(1, 5, commands.BucketType.user)
     async def _pika(self, ctx: ContextPlus, **passed_flags):
         await self._send_meme(ctx, 'pika', **passed_flags)
@@ -156,20 +156,20 @@ class Images(commands.Cog, name="Images"):
     @flags.add_flag("--text1", type=str)
     @flags.add_flag("--text2", type=str)
     @flags.add_flag("--text3", type=str)
-    @flags.command(name="pkp")
+    @command_extra(name="pkp")
     @commands.cooldown(1, 5, commands.BucketType.user)
     async def _pkp(self, ctx: ContextPlus, **passed_flags):
         await self._send_meme(ctx, 'pkp', **passed_flags)
 
     @flags.add_flag("--text1", type=str)
     @flags.add_flag("--text2", type=str)
-    @flags.command(name="puppet")
+    @command_extra(name="puppet")
     @commands.cooldown(1, 5, commands.BucketType.user)
     async def _puppet(self, ctx: ContextPlus, **passed_flags):
         await self._send_meme(ctx, 'puppet', **passed_flags)
 
     @flags.add_flag("--text1", type=str)
-    @flags.command(name="scroll_of_truth", alias=['sot'])
+    @command_extra(name="scroll_of_truth", alias=['sot'])
     @commands.cooldown(1, 5, commands.BucketType.user)
     async def _sot(self, ctx: ContextPlus, **passed_flags):
         await self._send_meme(ctx, 'scroll_of_truth', **passed_flags)
diff --git a/cogs/Logs.py b/cogs/Logs.py
index a238d7b..070ca63 100644
--- a/cogs/Logs.py
+++ b/cogs/Logs.py
@@ -19,6 +19,7 @@ import psutil
 from discord.ext import commands, tasks
 
 from app import TuxBot
+from utils.functions.extra import command_extra
 
 log = logging.getLogger(__name__)
 
@@ -269,7 +270,7 @@ class Logs(commands.Cog):
         msg = f'{emoji} `[{dt:%Y-%m-%d %H:%M:%S}] {record.message}`'
         await self.logs.get('gateway').send(msg)
 
-    @commands.command('commandstats')
+    @command_extra(name='commandstats')
     @commands.is_owner()
     async def _commandstats(self, ctx, limit=20):
         counter = self.bot.command_stats
diff --git a/cogs/Useless.py b/cogs/Useless.py
new file mode 100644
index 0000000..4788727
--- /dev/null
+++ b/cogs/Useless.py
@@ -0,0 +1,33 @@
+import logging
+
+from discord.ext import commands
+
+from app import TuxBot
+from utils.functions.extra import ContextPlus, command_extra
+
+log = logging.getLogger(__name__)
+
+
+class Useless(commands.Cog, name="Useless"):
+    def __init__(self, bot):
+        self.bot = bot
+
+    @command_extra(name="space")
+    @commands.cooldown(1, 5, commands.BucketType.user)
+    async def _space(self, ctx: ContextPlus):
+        await ctx.send("""
+        > ˚　　　　　　　　　　　　　　*　　　　　　   　　　　　　　　　　　　　　　.　　　　　　　　　　　　　　. 　　 　　　　　　　 ✦ 　　　　　　　　　　 　 ‍ ‍ ‍ ‍ 　　　　 　　　　　　　　　　　　,　　   　
+        > 
+        > .　　　　　　　　　　　　　.　　　ﾟ　  　　　.　　　　　　　　　　　　　.
+        > 
+        > 　　　　　　,　　　　　　　.　　　　　　    　　　　 　　　　　　　　　　　　　　　　　　 :sunny: 　　　　　　　　　　　　　　　　　　    　      　　　　　        　　　　　　　　　　　　　. 　　　　　　　　　　.　　　　　　　　　　　　　. 　　　　　　　　　　　　　　　　       　   　　　　 　　　　　　　　　　　　　　　　       　   　　　　　　　　　　　　　　　　       　    ✦ 　   　　　,　　　　　　　　　　　    :rocket: 　　　　 　　,　　　 ‍ ‍ ‍ ‍ 　 　　　　　　　　　　　　.　　　　　 　　 　　　.　　　　　　　　　　　　　 　           　　　　　　　　　　　　　　　　　　　˚　　　 　   　　　　,　　　　　　　　　　　       　    　　　　　　　　　　　　　　　　.　　　  　　    　　　　　 　　　　　.　　　　　　　　　　　　　.　　　　　　　　　　　　　　　* 　　   　　　　　 ✦ 　　　　　　　         　        　　　　 　　 　　　　　　　 　　　　　.　　　　　　　　　　　　　　　　　　.　　　　　    　　. 　 　　　　　.　　　　    :new_moon:  　　　　　   　　　　　.　　　　　　　　　　　.　　　　　　　　　　   　
+        > 
+        > 　˚　　　　　　　　　　　　　　　　　　　　　ﾟ　　　　　.　　　　　　　　　　　　　　　. 　　 　 :earth_americas: ‍ ‍ ‍ ‍ ‍ ‍ ‍ ‍ ‍ ‍ ,　 　　　　　　　　　　　　　　* .　　　　　 　　　　　　　　　　　　　　.　　　　　　　　　　 ✦ 　　　　   　 　　　˚　　　　　　　　　　　　　　　　　　　　   　　　　　　　　　　　　　　　.　　　　　　　　　　　　　　. .　　　　　　　　　　 ✦ 　　　　   　 　　　˚　　　　　　　　　　　　　　　　　　　　   　　　　　　　　　　　　　　　.　　　　　　　　　　　　　　. 　　 　　　　　　　 ✦ 　　　　　　　　　　 　 ‍ ‍ ‍ ‍ 　　　　 　　　　　　　　　　　　,　　   　
+        > 
+        > .　　　　　　　　　　　　　.　　　ﾟ　  　　　.　　　　　　　　　　　　　.
+        """)
+
+
+def setup(bot: TuxBot):
+    cog = Useless(bot)
+    bot.add_cog(cog)
diff --git a/requirements.txt b/requirements.txt
index d5a26eb..5c1a15e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ aiohttp==3.6.2
 aiosqlite==0.13.0
 astunparse==1.6.3
 async-timeout==3.0.1
-asyncpg==0.20.1
+# asyncpg==0.20.1
 attrs==19.3.0
 braceexpand==0.1.5
 chardet==3.0.4
@@ -20,8 +20,7 @@ Pillow==7.1.2
 psutil==5.7.0
 PyPika==0.37.6
 six==1.14.0
-sympy==1.5.1
-tortoise-orm==0.16.11
+# tortoise-orm==0.16.11
 typing-extensions==3.7.4.2
 websockets==8.1
 yarl==1.4.2
diff --git a/utils/functions/extra.py b/utils/functions/extra.py
index a186dd4..5c4dbf5 100644
--- a/utils/functions/extra.py
+++ b/utils/functions/extra.py
@@ -1,9 +1,11 @@
 import ast
+import asyncio
 import json
 import os
 
 import discord
-from discord.ext import commands
+from discord.ext import commands, flags
+
 from configs.bot.protected import protected
 from configs.bot.settings import prefix
 
@@ -41,7 +43,47 @@ class ContextPlus(commands.Context):
                 ast.literal_eval(embed)
             )
 
-        return await super().send(content, *args, **kwargs)
+        if self.command.deletable:
+            message = await super().send(content, *args, **kwargs)
+            await message.add_reaction('🗑')
+
+            def check(reaction: discord.Reaction, user: discord.User):
+                return user == self.author \
+                       and str(reaction.emoji) == '🗑' \
+                       and reaction.message.id == message.id
+
+            try:
+                await self.bot.wait_for(
+                    'reaction_add',
+                    timeout=120.0,
+                    check=check
+                )
+            except asyncio.TimeoutError:
+                await message.remove_reaction('🗑', self.bot.user)
+            else:
+                await message.delete()
+        else:
+            return await super().send(content, *args, **kwargs)
+
+
+class CommandPLus(flags.FlagCommand):
+    def __init__(self, function, **kwargs):
+        super().__init__(function, **kwargs)
+        self.deletable = kwargs.pop("deletable", True)
+
+
+def command_extra(*args, **kwargs):
+    return commands.command(*args, **kwargs, cls=CommandPLus)
+
+
+class GroupPlus(flags.FlagGroup):
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+        self.deletable = kwargs.pop("deletable", True)
+
+
+def group_extra(*args, **kwargs):
+    return commands.group(*args, **kwargs, cls=GroupPlus)
 
 
 async def get_prefix(bot, message):