Ajout de la gestion des messages observés : implémentation des fonctions pour récupérer et mettre à jour les messages dans la base de données lors de la suppression et de la mise à jour des messages.

src/db.rs

@@ -2439,6 +2439,69 @@ pub async fn upsert_message_observed(
     Ok(())
 }
 
+pub async fn get_observed_message(
+    pool: &PgPool,
+    bot_id: UserId,
+    message_id: MessageId,
+) -> Result<Option<(Option<UserId>, String)>, sqlx::Error> {
+    let row = sqlx::query_as::<_, (Option<i64>, String)>(
+        r#"
+        SELECT author_id, content
+        FROM message_log
+        WHERE bot_id = $1
+          AND message_id = $2
+        LIMIT 1;
+        "#,
+    )
+    .bind(bot_id.get() as i64)
+    .bind(message_id.get() as i64)
+    .fetch_optional(pool)
+    .await?;
+
+    Ok(row.map(|(author_id, content)| {
+        (
+            author_id
+                .and_then(|id| u64::try_from(id).ok())
+                .map(UserId::new),
+            content,
+        )
+    }))
+}
+
+pub async fn upsert_message_observed_partial(
+    pool: &PgPool,
+    bot_id: UserId,
+    message_id: MessageId,
+    guild_id: Option<GuildId>,
+    channel_id: ChannelId,
+    author_id: Option<UserId>,
+    content: &str,
+) -> Result<(), sqlx::Error> {
+    sqlx::query(
+        r#"
+        INSERT INTO message_log (bot_id, message_id, guild_id, channel_id, author_id, content)
+        VALUES ($1, $2, $3, $4, $5, $6)
+        ON CONFLICT (bot_id, message_id)
+        DO UPDATE SET
+            guild_id = EXCLUDED.guild_id,
+            channel_id = EXCLUDED.channel_id,
+            author_id = EXCLUDED.author_id,
+            content = EXCLUDED.content,
+            observed_at = NOW();
+        "#,
+    )
+    .bind(bot_id.get() as i64)
+    .bind(message_id.get() as i64)
+    .bind(guild_id.map(|id| id.get() as i64))
+    .bind(channel_id.get() as i64)
+    .bind(author_id.map(|id| id.get() as i64))
+    .bind(content)
+    .execute(pool)
+    .await?;
+
+    Ok(())
+}
+
 pub async fn mark_message_deleted(
     pool: &PgPool,
     bot_id: UserId,

src/events/message_delete.rs

@@ -2,7 +2,9 @@ use serenity::model::prelude::*;
 use serenity::prelude::*;
 
 use crate::commands::logs_service;
-use crate::db::{DbPoolKey, mark_message_deleted, mark_sent_mp_deleted_by_message};
+use crate::db::{
+    DbPoolKey, get_observed_message, mark_message_deleted, mark_sent_mp_deleted_by_message,
+};
 
 pub async fn handle_message_delete(
     ctx: &Context,
@@ -12,17 +14,31 @@ pub async fn handle_message_delete(
 ) {
     let bot_id = ctx.cache.current_user().id;
 
-    let (fallback_author_id, fallback_content) =
+    let (cache_author_id, cache_content) =
         if let Some(cached) = ctx.cache.message(channel_id, deleted_message_id) {
             (Some(cached.author.id), Some(cached.content.clone()))
         } else {
             (None, None)
         };
 
+    let mut resolved_author_id = cache_author_id;
+    let mut resolved_content = cache_content;
+
     if let Some(pool) = {
         let data = ctx.data.read().await;
         data.get::<DbPoolKey>().cloned()
     } {
+        if let Ok(Some((db_author_id, db_content))) =
+            get_observed_message(&pool, bot_id, deleted_message_id).await
+        {
+            if resolved_author_id.is_none() {
+                resolved_author_id = db_author_id;
+            }
+            if resolved_content.is_none() {
+                resolved_content = Some(db_content);
+            }
+        }
+
         let _ =
             mark_sent_mp_deleted_by_message(&pool, bot_id, channel_id, deleted_message_id).await;
 
@@ -32,8 +48,8 @@ pub async fn handle_message_delete(
             guild_id,
             channel_id,
             deleted_message_id,
-            fallback_author_id,
+            resolved_author_id,
-            fallback_content.clone(),
+            resolved_content.clone(),
         )
         .await;
     }
@@ -43,8 +59,8 @@ pub async fn handle_message_delete(
         guild_id,
         channel_id,
         deleted_message_id,
-        fallback_author_id,
+        resolved_author_id,
-        fallback_content,
+        resolved_content,
     )
     .await;
 }

src/events/message_update.rs

@@ -2,6 +2,7 @@ use serenity::model::prelude::*;
 use serenity::prelude::*;
 
 use crate::commands::logs_service;
+use crate::db::{DbPoolKey, get_observed_message, upsert_message_observed_partial};
 
 pub async fn handle_message_update(
     ctx: &Context,
@@ -9,7 +10,30 @@ pub async fn handle_message_update(
     new: Option<Message>,
     event: &MessageUpdateEvent,
 ) {
-    let before = old_if_available.as_ref().map(|m| m.content.clone());
+    let bot_id = ctx.cache.current_user().id;
+    let pool = {
+        let data = ctx.data.read().await;
+        data.get::<DbPoolKey>().cloned()
+    };
+
+    let db_fallback = if let Some(pool) = pool.as_ref() {
+        get_observed_message(pool, bot_id, event.id)
+            .await
+            .ok()
+            .flatten()
+    } else {
+        None
+    };
+
+    let db_author_id = db_fallback
+        .as_ref()
+        .and_then(|(author_id, _)| author_id.clone());
+    let db_content = db_fallback.as_ref().map(|(_, content)| content.clone());
+
+    let before = old_if_available
+        .as_ref()
+        .map(|m| m.content.clone())
+        .or_else(|| db_content.clone());
     let after = new
         .as_ref()
         .map(|m| m.content.clone())
@@ -17,7 +41,22 @@ pub async fn handle_message_update(
     let author_id = old_if_available
         .as_ref()
         .map(|m| m.author.id)
-        .or_else(|| new.as_ref().map(|m| m.author.id));
+        .or_else(|| new.as_ref().map(|m| m.author.id))
+        .or_else(|| event.author.as_ref().map(|u| u.id))
+        .or(db_author_id);
+
+    if let (Some(pool), Some(after_content)) = (pool.as_ref(), after.as_ref()) {
+        let _ = upsert_message_observed_partial(
+            pool,
+            bot_id,
+            event.id,
+            event.guild_id,
+            event.channel_id,
+            author_id,
+            after_content,
+        )
+        .await;
+    }
 
     logs_service::on_message_edited(
         ctx,