Add custom role emoji reaction

src/cogs/confreriedukassoulait.py

@@ -14,6 +14,14 @@ class ConfrerieDuKassoulait(commands.Cog):
     """Unique pour le serveur Discord "La confrérie du Kassoulait"."""
     def __init__(self, client):
         self.client = client
+        self.role_message_id = 882785207235788800 # ID of the message that can be reacted to to add/remove a role.
+        self.emoji_to_role = {
+            882783004706095194: "L1",        # elephant
+            882783004697714789: "L2",        # gorilla
+            882783004416675881: "L3",        # cat
+            882783005108744202: "Visiteurs", # rabbit
+            882783004911624212: "Alumni"     # dog
+        }
 
     @commands.Cog.listener()
     async def on_member_join(self, member):
@@ -109,3 +117,28 @@ class ConfrerieDuKassoulait(commands.Cog):
             if message.content.lower() in chats:
                 for _ in range(0, 2):
                     await Internet(self.client)._cat(self, await self.client.get_context(message))
+
+    # encore un autre serveur
+    @commands.Cog.listener()
+    async def on_raw_reaction_add(self, payload):
+        """Add a role when a special reaction to a special message is added."""
+        if payload.message_id == self.role_message_id:
+            try:
+                self.emoji_to_role[payload.emoji.id]
+            except KeyError:
+                return
+            role = discord.utils.get(payload.member.guild.roles, name = self.emoji_to_role[payload.emoji.id])
+            await payload.member.add_roles(role)
+
+    @commands.Cog.listener()
+    async def on_raw_reaction_remove(self, payload):
+        """Remove a role when a special reaction to a special message is removed."""
+        if payload.message_id == self.role_message_id:
+            try:
+                self.emoji_to_role[payload.emoji.id]
+            except KeyError:
+                return
+            guild = discord.utils.find(lambda g: g.id == payload.guild_id, self.client.guilds)
+            member = discord.utils.find(lambda m: m.id == payload.user_id, guild.members)
+            role = discord.utils.get(guild.roles, name = self.emoji_to_role[payload.emoji.id])
+            await member.remove_roles(role)