From b375f03af255bcc9cc4b52d286e5d9c4b4e7c47f Mon Sep 17 00:00:00 2001
From: akagiyuu <khanghuynh0245@gmail.com>
Date: Thu, 27 Nov 2025 12:49:37 +0700
Subject: [PATCH 1/3] feat: add generic event handler

---
 src/event_handler.rs | 17 +++++++++++++++++
 src/main.rs          |  4 ++++
 2 files changed, 21 insertions(+)
 create mode 100644 src/event_handler.rs

diff --git a/src/event_handler.rs b/src/event_handler.rs
new file mode 100644
index 0000000..684d413
--- /dev/null
+++ b/src/event_handler.rs
@@ -0,0 +1,17 @@
+use anyhow::{Error, Result};
+use poise::serenity_prelude as serenity;
+
+use crate::State;
+
+pub async fn event_handler(
+    _: &serenity::Context,
+    event: &serenity::FullEvent,
+    _framework: poise::FrameworkContext<'_, State, Error>,
+    _: &State,
+) -> Result<()> {
+    if let serenity::FullEvent::Ready { data_about_bot, .. } = event {
+        tracing::info!("Logged in as {}", data_about_bot.user.name);
+    }
+
+    Ok(())
+}
diff --git a/src/main.rs b/src/main.rs
index 03e0faf..d4b8681 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -2,6 +2,7 @@ pub mod check;
 pub mod command;
 pub mod config;
 pub mod database;
+pub mod event_handler;
 pub mod message;
 pub mod state;
 pub mod util;
@@ -38,6 +39,9 @@ pub async fn build_bot() -> anyhow::Result<()> {
             ))),
             ..Default::default()
         },
+        event_handler: |ctx, event, framework, data| {
+            Box::pin(event_handler::event_handler(ctx, event, framework, data))
+        },
         ..Default::default()
     };
 

From 2798892c9031fb902fd6c29ee2f0fe02d6a6d47d Mon Sep 17 00:00:00 2001
From: akagiyuu <khanghuynh0245@gmail.com>
Date: Thu, 27 Nov 2025 12:53:04 +0700
Subject: [PATCH 2/3] feat: add error handler

---
 src/main.rs | 24 +++++++++++++++++++++++-
 1 file changed, 23 insertions(+), 1 deletion(-)

diff --git a/src/main.rs b/src/main.rs
index d4b8681..edb42a1 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -11,7 +11,7 @@ use std::sync::Arc;
 use std::time::Duration;
 
 use poise::serenity_prelude::{Client, GatewayIntents};
-use poise::{Framework, FrameworkOptions};
+use poise::{CreateReply, Framework, FrameworkOptions};
 
 pub use crate::config::Config;
 pub use crate::message::Message;
@@ -42,6 +42,28 @@ pub async fn build_bot() -> anyhow::Result<()> {
         event_handler: |ctx, event, framework, data| {
             Box::pin(event_handler::event_handler(ctx, event, framework, data))
         },
+        on_error: |error| {
+            Box::pin(async move {
+                if let poise::FrameworkError::Command { ctx, .. } = error {
+                    let _ = ctx
+                        .send(
+                            CreateReply::default()
+                                .content(Message::Error)
+                                .ephemeral(true),
+                        )
+                        .await;
+
+                    return;
+                }
+
+                if let poise::FrameworkError::Setup { error, .. } = error {
+                    tracing::error!("Framework setup error: {:?}", error);
+                    return;
+                }
+
+                tracing::error!("Other framework error (no user context to reply to).");
+            })
+        },
         ..Default::default()
     };
 

From 2d51e52a45d7d9b8445e40bfbfd27d9f3991b6d7 Mon Sep 17 00:00:00 2001
From: akagiyuu <khanghuynh0245@gmail.com>
Date: Thu, 27 Nov 2025 12:54:21 +0700
Subject: [PATCH 3/3] doc: rename permission to Moderator

---
 README.md | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/README.md b/README.md
index 2c00731..5531822 100644
--- a/README.md
+++ b/README.md
@@ -60,7 +60,7 @@ Shows a help message, either for all commands or for a specific command.
 
 Add one or more candidate IDs to the candidates database from a text file.
 
-**Permissions:** `MANAGE_MESSAGES` or `MANAGE_THREADS`
+**Permissions:** `Moderator`
 
 **Parameters:**
 *   `id`: A text file with candidate IDs (one per line, UTF-8).
@@ -74,7 +74,7 @@ Add one or more candidate IDs to the candidates database from a text file.
 
 Delete a candidate by ID from the candidates database.
 
-**Permissions:** `MANAGE_MESSAGES` or `MANAGE_THREADS`
+**Permissions:** `Moderator`
 
 **Parameters:**
 *   `id`: The ID of the candidate to delete.