Create custom user select to edit the embed with selected people.

cogs/commands/record.py

@@ -75,12 +75,7 @@ class EventView(nextcord.ui.View):
         self.name: str = name
         self.config: DakinyConfig = config
 
-        self.event_participants = nextcord.ui.UserSelect(
-            min_values=1,
-            max_values=25,
-            placeholder="Select all participants",
-            row=0,
-        )
+        self.event_participants = ParticipantSelect()
 
         self.add_item(self.event_participants)
 
@@ -153,3 +148,21 @@ class ParticipantModal(nextcord.ui.Modal):
         )
 
         await interaction.response.edit_message(embed=self.embed)
+
+
+class ParticipantSelect(nextcord.ui.UserSelect):
+    def __init__(self) -> None:
+        super().__init__(
+            min_values=1,
+            max_values=25,
+            placeholder="Select all participants",
+            row=0,
+        )
+
+    async def callback(self, interaction: nextcord.Interaction):
+        embed: nextcord.Embed = interaction.message.embeds[0]
+        participants: str = "\n".join(
+            [f"<@{participant.id}>" for participant in self.values.members]
+        )
+        embed.set_field_at(0, name="Participants", value=participants)
+        await interaction.response.edit_message(embed=embed)