add/remove supporter commands

cogs/donate.py

@@ -10,6 +10,7 @@ class Donate(commands.Cog):
 
     def __init__(self, bot):
         self.bot = bot
+        self.admin_id = 242018983241318410
         self.donation_link = "https://patreon.com/phixxy"
         self.data_dir = "data/donate/"
         self.donor_file = "data/donate/supporters.txt"
@@ -31,6 +32,26 @@ class Donate(commands.Cog):
     async def donate(self, ctx):
         await ctx.send(f"If you would like to support the future of this bot please consider donating here: {self.donation_link}")
 
+    @commands.command()
+    async def add_supporter(self, ctx, username: str):
+        if ctx.author.id != self.admin_id:
+            return
+        with open(self.donor_file, 'a') as f:
+            f.write(f"{username}\n")
+        await ctx.send(f"Added {username} to supporters")
+
+    @commands.command()
+    async def remove_supporter(self, ctx, username: str):
+        if ctx.author.id != self.admin_id:
+            return
+        with open(self.donor_file, 'r') as f:
+            supporters = f.readlines()
+        with open(self.donor_file, 'w') as f:
+            for line in supporters:
+                if line!= username:
+                    f.write(line)
+        await ctx.send(f"Removed {username} from supporters")
+
     @commands.command(
         description="Supporters", 
         help="Get information on who supports this bot.",