From 329ef7561eb70e9aa57474e4bf8d1c3bfb3b88b4 Mon Sep 17 00:00:00 2001
From: NatrixAeria <upezu@student.kit.edu>
Date: Sun, 18 Oct 2020 21:39:42 +0200
Subject: Add a tutor list

---
 commands.py | 46 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 46 insertions(+)

(limited to 'commands.py')

diff --git a/commands.py b/commands.py
index 8e673c2..0a10b7f 100644
--- a/commands.py
+++ b/commands.py
@@ -136,5 +136,51 @@ async def loop(ctx: commands.Context, n=config.DEFAULT_LOOP_COUNT, t=config.DEFA
         if not result:
             break
 
+@commands.command(
+    help='add a tutor',
+    aliases=('tutor', 'hello')
+)
+async def add(ctx: commands.Context, id=None):
+    if id is None:
+        return await answer(ctx, 'error: expecting user id')
+    try:
+        id = int(id)
+    except ValueError:
+        return await answer(ctx, 'error: invalid user id')
+    ctx.bot.add_tutor(id)
+    await answer(ctx, f'added user id {id} to the tutor list')
+
+@commands.command(
+    help='remove a tutor',
+    aliases=('rm', 'del', 'delete', 'byebye', 'bb')
+)
+async def remove(ctx: commands.Context, id=None):
+    if id is None:
+        return await answer(ctx, 'error: expecting user id')
+    try:
+        id = int(id)
+    except ValueError:
+        return await answer(ctx, 'error: invalid user id')
+    ctx.bot.remove_tutor(id)
+    await answer(ctx, f'romved user id {id} from the tutor list')
+
+
+@commands.command(
+    help='list all tutors',
+    aliases=('tutors',)
+)
+async def list(ctx: commands.Context):
+    if ctx.bot.tutors:
+        futures = []
+        for tutor in ctx.bot.tutors:
+            try:
+                user = ctx.bot.get_user(tutor) or await ctx.bot.fetch_user(tutor)
+                futures.append(answer(ctx, f' • {user} ({tutor})'))
+            except Exception as e:
+                futures.append(await answer(ctx, f' • *unknown* ({tutor})'))
+        await await_n(futures)
+    else:
+        await answer(ctx, 'there is no tutor :/')
+
 
 bot_commands = [cmd for cmd in locals().values() if isinstance(cmd, commands.Command)]
-- 
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