[DO NOT MERGE] Email notification system (#4338)

* Migration * Fixup db models * Redis * Stuff * Switch PKs to BIGSERIALs, insert to notifications_deliveries when inserting notifications * Queue, templates * Query cache * Fixes, fixtures * Perf, cache template data & HTML bodies * Notification type configuration, ResetPassword notification type * Reset password * Query cache * Clippy + fmt * Traces, fix typo, fix user email in ResetPassword * send_email * Models, db * Remove dead code, adjust notification settings in migration * Clippy fmt * Delete dead code, fixes * Fmt * Update apps/labrinth/src/queue/email.rs Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com> Signed-off-by: François-Xavier Talbot <108630700+fetchfern@users.noreply.github.com> * Remove old fixtures * Unify email retry delay * Fix type * External notifications * Remove `notifications_types_preference_restrictions`, as user notification preferences is out of scope for this PR * Query cache, fmt, clippy * Fix join in get_many_user_exposed_on_site * Remove migration comment * Query cache * Update html body urls * Remove comment * Add paymentfailed.service variable to PaymentFailed notification variant * Fix compile error * Fix deleting notifications * Update apps/labrinth/src/database/models/user_item.rs Co-authored-by: Josiah Glosson <soujournme@gmail.com> Signed-off-by: François-Xavier Talbot <108630700+fetchfern@users.noreply.github.com> * Update apps/labrinth/src/database/models/user_item.rs Co-authored-by: Josiah Glosson <soujournme@gmail.com> Signed-off-by: François-Xavier Talbot <108630700+fetchfern@users.noreply.github.com> * Update Cargo.toml Co-authored-by: Josiah Glosson <soujournme@gmail.com> Signed-off-by: François-Xavier Talbot <108630700+fetchfern@users.noreply.github.com> * Update apps/labrinth/migrations/20250902133943_notification-extension.sql Co-authored-by: Josiah Glosson <soujournme@gmail.com> Signed-off-by: François-Xavier Talbot <108630700+fetchfern@users.noreply.github.com> * Address review comments * Fix compliation * Update apps/labrinth/src/database/models/users_notifications_preferences_item.rs Co-authored-by: Josiah Glosson <soujournme@gmail.com> Signed-off-by: François-Xavier Talbot <108630700+fetchfern@users.noreply.github.com> * Use strfmt to format emails * Configurable Reply-To * Configurable Reply-To * Refactor for email background task * Send some emails inline * Fix account creation email check * Revert "Use strfmt to format emails" This reverts commit e0d6614afe. * Reintroduce fill_template * Set password reset email inline * Process more emails per index * clippy fmt * Query cache --------- Signed-off-by: François-Xavier Talbot <108630700+fetchfern@users.noreply.github.com> Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com> Co-authored-by: Josiah Glosson <soujournme@gmail.com>
2026-08-28 10:34:53 +00:00 · 2025-09-15 19:02:29 +00:00
parent 1491642209
commit 902d749293
51 changed files with 2958 additions and 3652 deletions
@@ -0,0 +1,112 @@
+use crate::database::models::DatabaseError;
+use crate::database::redis::RedisPool;
+use crate::models::v3::notifications::{NotificationChannel, NotificationType};
+use serde::{Deserialize, Serialize};
+
+const TEMPLATES_NAMESPACE: &str = "notifications_templates";
+const TEMPLATES_HTML_DATA_NAMESPACE: &str = "notifications_templates_html_data";
+const HTML_DATA_CACHE_EXPIRY: i64 = 60 * 15; // 15 minutes
+
+#[derive(Clone, Serialize, Deserialize)]
+pub struct NotificationTemplate {
+    pub id: i64,
+    pub channel: NotificationChannel,
+    pub notification_type: NotificationType,
+    pub subject_line: String,
+    pub body_fetch_url: String,
+    pub plaintext_fallback: String,
+}
+
+struct NotificationTemplateQueryResult {
+    id: i64,
+    channel: String,
+    notification_type: String,
+    subject_line: String,
+    body_fetch_url: String,
+    plaintext_fallback: String,
+}
+
+impl From<NotificationTemplateQueryResult> for NotificationTemplate {
+    fn from(r: NotificationTemplateQueryResult) -> Self {
+        NotificationTemplate {
+            id: r.id,
+            channel: NotificationChannel::from_str_or_default(&r.channel),
+            notification_type: NotificationType::from_str_or_default(
+                &r.notification_type,
+            ),
+            subject_line: r.subject_line,
+            body_fetch_url: r.body_fetch_url,
+            plaintext_fallback: r.plaintext_fallback,
+        }
+    }
+}
+
+impl NotificationTemplate {
+    pub async fn list_channel(
+        channel: NotificationChannel,
+        exec: impl sqlx::Executor<'_, Database = sqlx::Postgres>,
+        redis: &RedisPool,
+    ) -> Result<Vec<NotificationTemplate>, DatabaseError> {
+        let mut redis = redis.connect().await?;
+
+        let maybe_cached_templates = redis
+            .get_deserialized_from_json(TEMPLATES_NAMESPACE, channel.as_str())
+            .await?;
+
+        if let Some(cached) = maybe_cached_templates {
+            return Ok(cached);
+        }
+
+        let results = sqlx::query_as!(
+            NotificationTemplateQueryResult,
+            r#"
+            SELECT * FROM notifications_templates WHERE channel = $1
+            "#,
+            channel.as_str(),
+        )
+        .fetch_all(exec)
+        .await?;
+
+        let templates = results.into_iter().map(Into::into).collect();
+
+        redis
+            .set_serialized_to_json(
+                TEMPLATES_NAMESPACE,
+                channel.as_str(),
+                &templates,
+                None,
+            )
+            .await?;
+
+        Ok(templates)
+    }
+
+    pub async fn get_cached_html_data(
+        &self,
+        redis: &RedisPool,
+    ) -> Result<Option<String>, DatabaseError> {
+        let mut redis = redis.connect().await?;
+        redis
+            .get_deserialized_from_json(
+                TEMPLATES_HTML_DATA_NAMESPACE,
+                &self.id.to_string(),
+            )
+            .await
+    }
+
+    pub async fn set_cached_html_data(
+        &self,
+        data: String,
+        redis: &RedisPool,
+    ) -> Result<(), DatabaseError> {
+        let mut redis = redis.connect().await?;
+        redis
+            .set_serialized_to_json(
+                TEMPLATES_HTML_DATA_NAMESPACE,
+                &self.id.to_string(),
+                &data,
+                Some(HTML_DATA_CACHE_EXPIRY),
+            )
+            .await
+    }
+}