Frontend: Basic notification receiving via SSE

Cargo.lock

@@ -1472,6 +1472,7 @@ dependencies = [
 name = "magnetar"
 version = "0.3.0-alpha"
 dependencies = [
+ "async-stream",
  "axum",
  "axum-extra",
  "cached",
@@ -1502,6 +1503,7 @@ dependencies = [
  "strum",
  "thiserror",
  "tokio",
+ "tokio-stream",
  "toml",
  "tower",
  "tower-http",

Cargo.toml

@@ -24,6 +24,7 @@ edition = "2021"
 
 [workspace.dependencies]
 async-trait = "0.1"
+async-stream = "0.3"
 axum = "0.7"
 axum-extra = "0.9"
 cached = "0.47"
@@ -60,6 +61,7 @@ tera = { version = "1", default-features = false }
 thiserror = "1"
 tokio = "1.24"
 tokio-util = "0.7"
+tokio-stream = "0.1"
 toml = "0.8"
 tower = "0.4"
 tower-http = "0.5"
@@ -86,9 +88,11 @@ dotenvy = { workspace = true }
 
 axum = { workspace = true, features = ["macros"] }
 axum-extra = { workspace = true, features = ["typed-header"]}
+async-stream = { workspace = true }
 headers = { workspace = true }
 hyper = { workspace = true, features = ["full"] }
 tokio = { workspace = true, features = ["full"] }
+tokio-stream = { workspace = true }
 tower = { workspace = true }
 tower-http = { workspace = true, features = ["cors", "trace", "fs"] }
 url = { workspace = true }

ext_calckey_model/entity_ck/src/entities/sea_orm_active_enums.rs

@@ -98,14 +98,10 @@ pub enum NotificationTypeEnum {
     Follow,
     #[sea_orm(string_value = "followRequestAccepted")]
     FollowRequestAccepted,
-    #[sea_orm(string_value = "groupInvited")]
-    GroupInvited,
     #[sea_orm(string_value = "mention")]
     Mention,
     #[sea_orm(string_value = "pollEnded")]
     PollEnded,
-    #[sea_orm(string_value = "pollVote")]
-    PollVote,
     #[sea_orm(string_value = "quote")]
     Quote,
     #[sea_orm(string_value = "reaction")]

ext_calckey_model/migration/src/lib.rs

@@ -9,6 +9,7 @@ mod m20240107_220523_generated_is_quote;
 mod m20240107_224446_generated_is_renote;
 mod m20240112_215106_remove_pages;
 mod m20240112_234759_remove_gallery;
+mod m20240115_212109_remove_poll_vote_notification;
 
 pub struct Migrator;
 
@@ -25,6 +26,7 @@ impl MigratorTrait for Migrator {
             Box::new(m20240107_224446_generated_is_renote::Migration),
             Box::new(m20240112_215106_remove_pages::Migration),
             Box::new(m20240112_234759_remove_gallery::Migration),
+            Box::new(m20240115_212109_remove_poll_vote_notification::Migration),
         ]
     }
 }

ext_calckey_model/migration/src/m20240115_212109_remove_poll_vote_notification.rs

@@ -0,0 +1,45 @@
+use sea_orm_migration::prelude::*;
+use sea_orm_migration::sea_orm::TransactionTrait;
+
+#[derive(DeriveMigrationName)]
+pub struct Migration;
+
+#[async_trait::async_trait]
+impl MigrationTrait for Migration {
+    async fn up(&self, manager: &SchemaManager) -> Result<(), DbErr> {
+        let db = manager.get_connection();
+
+        db.execute_unprepared(
+            r#"
+            DELETE FROM "notification" WHERE "type" = 'pollVote' OR "type" = 'groupInvited';
+
+            ALTER TYPE "notification_type_enum" RENAME TO "notification_type_enum_old";
+            CREATE TYPE "notification_type_enum" AS ENUM('follow', 'mention', 'reply', 'renote', 'quote', 'reaction', 'pollEnded', 'receiveFollowRequest', 'followRequestAccepted', 'app');
+            ALTER TABLE "notification" ALTER COLUMN "type" TYPE "notification_type_enum" USING "type"::text::notification_type_enum;
+            DROP TYPE "notification_type_enum_old";
+            "#,
+        )
+        .await?;
+
+        Ok(())
+    }
+
+    async fn down(&self, manager: &SchemaManager) -> Result<(), DbErr> {
+        let db = manager.get_connection();
+        let txn = db.begin().await?;
+
+        db.execute_unprepared(
+            r#"
+            ALTER TYPE "notification_type_enum" RENAME TO "notification_type_enum_old";
+            CREATE TYPE "notification_type_enum" AS ENUM('follow', 'mention', 'reply', 'renote', 'quote', 'reaction', 'pollVote', 'pollEnded', 'receiveFollowRequest', 'followRequestAccepted', 'groupInvited', 'app');
+            ALTER TABLE "notification" ALTER COLUMN "type" TYPE "notification_type_enum" USING "type"::text::notification_type_enum;
+            DROP TYPE "notification_type_enum_old";
+            "#,
+        )
+        .await?;
+
+        txn.commit().await?;
+
+        Ok(())
+    }
+}

ext_calckey_model/src/lib.rs

@@ -10,6 +10,7 @@ use ck::*;
 pub use sea_orm;
 use user_model::UserResolver;
 
+use crate::model_ext::IdShape;
 use crate::note_model::NoteResolver;
 use crate::notification_model::NotificationResolver;
 use chrono::Utc;
@@ -21,14 +22,16 @@ use sea_orm::{
     ColumnTrait, ConnectOptions, DatabaseConnection, DbErr, EntityTrait, QueryFilter,
     TransactionTrait,
 };
-use serde::{Deserialize, Serialize};
+use serde::de::Error;
+use serde::{Deserialize, Deserializer, Serialize};
+use serde_json::Value;
 use std::future::Future;
 use strum::IntoStaticStr;
 use thiserror::Error;
 use tokio::select;
 use tokio_util::sync::CancellationToken;
 use tracing::log::LevelFilter;
-use tracing::{error, info, trace};
+use tracing::{error, info, trace, warn};
 
 #[derive(Debug)]
 pub struct ConnectorConfig {
@@ -353,12 +356,46 @@ impl CalckeyCache {
 
 pub struct CalckeyCacheClient(redis::aio::Connection);
 
-#[derive(Clone, Debug, Deserialize)]
-#[serde(tag = "channel", content = "message")]
+#[derive(Clone, Debug)]
 pub enum SubMessage {
     Internal(InternalStreamMessage),
-    #[serde(other)]
-    Other,
+    MainStream(String, MainStreamMessage),
+    Other(String, Value),
+}
+
+#[derive(Deserialize)]
+struct RawMessage<'a> {
+    channel: &'a str,
+    message: Value,
+}
+
+impl<'de> Deserialize<'de> for SubMessage {
+    fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
+    where
+        D: Deserializer<'de>,
+    {
+        let raw = RawMessage::deserialize(deserializer)?;
+
+        Ok(match raw.channel {
+            "internal" => SubMessage::Internal(
+                InternalStreamMessage::deserialize(raw.message).map_err(Error::custom)?,
+            ),
+            c if c.starts_with("mainStream") => SubMessage::MainStream(
+                c.strip_prefix("mainStream:")
+                    .ok_or_else(|| Error::custom("Invalid mainStream prefix"))?
+                    .to_string(),
+                MainStreamMessage::deserialize(raw.message).map_err(Error::custom)?,
+            ),
+            _ => SubMessage::Other(raw.channel.to_string(), raw.message),
+        })
+    }
+}
+
+#[derive(Clone, Debug, Serialize, Deserialize)]
+#[serde(tag = "type", content = "body")]
+#[serde(rename_all = "camelCase")]
+pub enum MainStreamMessage {
+    Notification(IdShape),
 }
 
 #[derive(Clone, Debug, Serialize, Deserialize)]
@@ -426,6 +463,7 @@ impl CalckeySub {
         let prefix = prefix.to_string();
 
         tokio::spawn(async move {
+            trace!("Redis subscriber spawned");
             let mut on_message = pub_sub.on_message();
 
             while let Some(msg) = select! {
@@ -433,7 +471,7 @@ impl CalckeySub {
                 _ = token_rx.cancelled() => {
                     drop(on_message);
                     if let Err(e) = pub_sub.unsubscribe(prefix).await {
-                        info!("Redis error: {:?}", e);
+                        warn!("Redis error: {:?}", e);
                     }
                     return;
                 }
@@ -441,7 +479,7 @@ impl CalckeySub {
                 let data = &match msg.get_payload::<String>() {
                     Ok(val) => val,
                     Err(e) => {
-                        info!("Redis error: {:?}", e);
+                        warn!("Redis error: {:?}", e);
                         continue;
                     }
                 };
@@ -449,7 +487,7 @@ impl CalckeySub {
                 let parsed = match serde_json::from_str::<SubMessage>(data) {
                     Ok(val) => val,
                     Err(e) => {
-                        info!("Message parse error: {:?}", e);
+                        warn!("Message parse error: {:?}", e);
                         continue;
                     }
                 };
@@ -466,6 +504,7 @@ impl CalckeySub {
 
 impl Drop for CalckeySub {
     fn drop(&mut self) {
+        trace!("Redis subscriber dropped");
         self.0.cancel();
     }
 }

ext_calckey_model/src/model_ext.rs

@@ -5,9 +5,10 @@ use ext_calckey_model_migration::{
 use magnetar_sdk::types::SpanFilter;
 use sea_orm::{
     ColumnTrait, Condition, ConnectionTrait, Cursor, DbErr, DynIden, EntityTrait, FromQueryResult,
-    Iden, IntoIdentity, Iterable, JoinType, RelationDef, RelationTrait, Select, SelectModel,
-    SelectorTrait,
+    Iden, IntoIdentity, Iterable, JoinType, QueryTrait, RelationDef, RelationTrait, Select,
+    SelectModel, SelectorTrait,
 };
+use serde::{Deserialize, Serialize};
 use std::fmt::Write;
 
 #[derive(Clone)]
@@ -224,6 +225,7 @@ pub trait CursorPaginationExt<E> {
 
     fn cursor_by_columns_and_span<C>(
         self,
+        cursor_prefix_alias: Option<MagIden>,
         order_columns: C,
         pagination: &SpanFilter,
         limit: Option<u64>,
@@ -234,6 +236,7 @@ pub trait CursorPaginationExt<E> {
     async fn get_paginated_model<M, C, T>(
         self,
         db: &T,
+        cursor_prefix_alias: Option<MagIden>,
         columns: C,
         curr: &SpanFilter,
         prev: &mut Option<SpanFilter>,
@@ -255,6 +258,7 @@ where
 
     fn cursor_by_columns_and_span<C>(
         self,
+        cursor_prefix_alias: Option<MagIden>,
         order_columns: C,
         pagination: &SpanFilter,
         limit: Option<u64>,
@@ -262,7 +266,11 @@ where
     where
         C: IntoIdentity,
     {
-        let mut cursor = self.cursor_by(order_columns);
+        let mut cursor = Cursor::new(
+            self.into_query(),
+            cursor_prefix_alias.map_or_else(|| E::default().into_iden(), MagIden::into_iden),
+            order_columns,
+        );
 
         if let Some(start) = pagination.start() {
             cursor.after(start);
@@ -286,6 +294,7 @@ where
     async fn get_paginated_model<Q, C, T>(
         self,
         db: &T,
+        cursor_prefix_alias: Option<MagIden>,
         columns: C,
         curr: &SpanFilter,
         prev: &mut Option<SpanFilter>,
@@ -298,7 +307,7 @@ where
         T: ConnectionTrait,
     {
         let mut result = self
-            .cursor_by_columns_and_span(columns, curr, Some(limit + 1))
+            .cursor_by_columns_and_span(cursor_prefix_alias, columns, curr, Some(limit + 1))
             .into_model::<Q>()
             .all(db)
             .await?;
@@ -324,3 +333,8 @@ pub trait ModelPagination {
     fn id(&self) -> &str;
     fn time(&self) -> DateTime<Utc>;
 }
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct IdShape {
+    pub id: String,
+}

ext_calckey_model/src/note_model/mod.rs

@@ -3,8 +3,8 @@ pub mod data;
 use ext_calckey_model_migration::SelectStatement;
 use sea_orm::sea_query::{Asterisk, Expr, IntoIden, Query, SelectExpr, SimpleExpr};
 use sea_orm::{
-    Condition, EntityTrait, Iden, IntoSimpleExpr, JoinType, QueryFilter, QueryOrder, QuerySelect,
-    QueryTrait, Select,
+    Condition, EntityTrait, Iden, JoinType, QueryFilter, QueryOrder, QuerySelect, QueryTrait,
+    Select,
 };
 use std::sync::Arc;
 
@@ -177,6 +177,7 @@ impl NoteResolver {
             notes_select
                 .get_paginated_model::<NoteData, _, _>(
                     self.db.inner(),
+                    Some(note::Entity.base_prefix()),
                     (note::Column::CreatedAt, note::Column::Id),
                     pagination,
                     &mut None,

ext_calckey_model/src/notification_model.rs

@@ -7,10 +7,13 @@ use crate::note_model::{NoteResolveOptions, NoteResolver};
 use crate::user_model::{UserData, UserResolveOptions, UserResolver};
 use crate::{CalckeyDbError, CalckeyModel};
 use chrono::{DateTime, Utc};
+use ck::sea_orm_active_enums::NotificationTypeEnum;
 use ck::{access_token, notification, user};
 use ext_calckey_model_migration::{JoinType, SelectStatement};
 use magnetar_sdk::types::SpanFilter;
-use sea_orm::Iden;
+use sea_orm::prelude::Expr;
+use sea_orm::sea_query::{IntoCondition, Query};
+use sea_orm::{ActiveEnum, Iden, QueryTrait};
 use sea_orm::{DbErr, EntityTrait, FromQueryResult, QueryFilter, QueryResult, QuerySelect};
 use serde::{Deserialize, Serialize};
 
@@ -55,12 +58,14 @@ impl ModelPagination for NotificationData {
     }
 }
 
-const NOTIFICATION: &str = "notification.";
 const NOTIFIER: &str = "notifier.";
 const NOTIFICATION_NOTE: &str = "note.";
 const ACCESS_TOKEN: &str = "access_token.";
 
-pub struct NotificationResolveOptions {}
+pub struct NotificationResolveOptions {
+    pub note_options: NoteResolveOptions,
+    pub user_options: UserResolveOptions,
+}
 
 #[derive(Clone)]
 pub struct NotificationResolver {
@@ -86,11 +91,12 @@ impl NotificationResolver {
         &self,
         q: &mut SelectStatement,
         notification_tbl: &MagIden,
-        note_options: &NoteResolveOptions,
-        user_options: &UserResolveOptions,
+        resolve_options: &NotificationResolveOptions,
         note_resolver: &NoteResolver,
         user_resolver: &UserResolver,
     ) {
+        q.add_aliased_columns::<notification::Entity>(&notification_tbl);
+
         let notifier_tbl = notification_tbl.join_str(NOTIFIER);
         q.add_aliased_columns::<user::Entity>(&notifier_tbl);
         q.join_columns(
@@ -98,7 +104,7 @@ impl NotificationResolver {
             notification::Relation::User2.with_from_alias(notification_tbl),
             &notifier_tbl,
         );
-        user_resolver.resolve(q, &notifier_tbl, &user_options);
+        user_resolver.resolve(q, &notifier_tbl, &resolve_options.user_options);
 
         let token_tbl = notification_tbl.join_str(ACCESS_TOKEN);
         q.add_aliased_columns::<access_token::Entity>(&token_tbl);
@@ -114,14 +120,56 @@ impl NotificationResolver {
             notification::Relation::Note.with_from_alias(notification_tbl),
             &note_tbl,
         );
-        note_resolver.attach_note(q, &note_tbl, 1, 1, note_options, &self.user_resolver);
+        note_resolver.attach_note(
+            q,
+            &note_tbl,
+            1,
+            1,
+            &resolve_options.note_options,
+            &self.user_resolver,
+        );
+    }
+
+    pub async fn get_single(
+        &self,
+        resolve_options: &NotificationResolveOptions,
+        notification_id: &str,
+    ) -> Result<Option<NotificationData>, CalckeyDbError> {
+        let notification_tbl = notification::Entity.base_prefix();
+
+        let mut query = Query::select();
+        query.from_as(notification::Entity, notification_tbl.clone());
+
+        self.resolve(
+            &mut query,
+            &notification_tbl,
+            &resolve_options,
+            &self.note_resolver,
+            &self.user_resolver,
+        );
+
+        let mut select = notification::Entity::find();
+        *QuerySelect::query(&mut select) = query;
+
+        let notifications = select
+            .filter(
+                notification_tbl
+                    .col(notification::Column::Id)
+                    .eq(notification_id),
+            )
+            .into_model::<NotificationData>()
+            .one(self.db.inner())
+            .await?;
+
+        Ok(notifications)
     }
 
     pub async fn get(
         &self,
-        note_options: &NoteResolveOptions,
-        user_options: &UserResolveOptions,
+        resolve_options: &NotificationResolveOptions,
         user_id: &str,
+        notification_types: &[NotificationTypeEnum],
+        unread_only: bool,
         pagination: &SpanFilter,
         prev: &mut Option<SpanFilter>,
         next: &mut Option<SpanFilter>,
@@ -129,26 +177,46 @@ impl NotificationResolver {
     ) -> Result<Vec<NotificationData>, CalckeyDbError> {
         let notification_tbl = notification::Entity.base_prefix();
 
-        let mut select = notification::Entity::find();
+        let mut query = Query::select();
+        query.from_as(notification::Entity, notification_tbl.clone());
 
-        let query = QuerySelect::query(&mut select);
         self.resolve(
-            query,
+            &mut query,
             &notification_tbl,
-            note_options,
-            user_options,
+            &resolve_options,
             &self.note_resolver,
             &self.user_resolver,
         );
 
+        let mut select = notification::Entity::find();
+        *QuerySelect::query(&mut select) = query;
+
         let notifications = select
             .filter(
                 notification_tbl
                     .col(notification::Column::NotifieeId)
-                    .eq(user_id),
+                    .eq(user_id)
+                    .and(
+                        notification_tbl.col(notification::Column::Type).is_in(
+                            notification_types
+                                .iter()
+                                .copied()
+                                .map(Expr::val)
+                                .map(|e| e.cast_as(NotificationTypeEnum::name())),
+                        ),
+                    ),
             )
+            .apply_if(unread_only.then_some(()), |s, _| {
+                s.filter(
+                    notification_tbl
+                        .col(notification::Column::IsRead)
+                        .not()
+                        .into_condition(),
+                )
+            })
             .get_paginated_model::<NotificationData, _, _>(
                 &self.db.0,
+                Some(notification_tbl),
                 (notification::Column::CreatedAt, notification::Column::Id),
                 pagination,
                 prev,

ext_calckey_model/src/user_model.rs

@@ -200,6 +200,7 @@ impl UserResolver {
             .filter(follow_request::Column::FolloweeId.eq(followee))
             .get_paginated_model::<UserFollowRequestData, _, _>(
                 &self.db.0,
+                None,
                 (
                     follow_request::Column::CreatedAt,
                     follow_request::Column::Id,
@@ -241,6 +242,7 @@ impl UserResolver {
             .filter(following::Column::FollowerId.eq(follower))
             .get_paginated_model::<UserFollowData, _, _>(
                 &self.db.0,
+                None,
                 (following::Column::CreatedAt, following::Column::Id),
                 pagination,
                 prev,
@@ -279,6 +281,7 @@ impl UserResolver {
             .filter(following::Column::FolloweeId.eq(followee))
             .get_paginated_model::<UserFollowData, _, _>(
                 &self.db.0,
+                None,
                 (following::Column::CreatedAt, following::Column::Id),
                 pagination,
                 prev,

fe_calckey/frontend/client/src/components/MagNote.vue

@@ -286,7 +286,7 @@ const reactButton = ref<HTMLElement | null>(null);
 let appearNote = $computed(
     () => magEffectiveNote(note) as packed.PackNoteMaybeFull
 );
-const isMyRenote = $i && $i.id === note.user.id;
+const isMyRenote = $i && $i.id === appearNote.user.id;
 const showContent = ref(false);
 const isDeleted = ref(false);
 const muted = ref(getWordSoftMute(note, $i, defaultStore.state.mutedWords));

fe_calckey/frontend/client/src/components/MagNotification.vue

@@ -6,13 +6,24 @@
         :class="notification.type"
     >
         <div class="head">
-            <MagAvatarResolvingProxy
-                v-if="notification.type === 'pollEnded'"
+            <MagAvatar
+                v-if="
+                    notification.type === 'Renote' ||
+                    notification.type === 'Reply' ||
+                    notification.type === 'Mention' ||
+                    notification.type === 'Quote' ||
+                    notification.type === 'PollEnd'
+                "
                 class="icon"
                 :user="notification.note.user"
             />
-            <MagAvatarResolvingProxy
-                v-else-if="notification.user"
+            <MagAvatar
+                v-else-if="
+                    notification.type === 'Reaction' ||
+                    notification.type === 'FollowRequestAccepted' ||
+                    notification.type === 'Follow' ||
+                    notification.type === 'FollowRequestReceived'
+                "
                 class="icon"
                 :user="notification.user"
             />
@@ -24,55 +35,51 @@
             />
             <div class="sub-icon" :class="notification.type">
                 <i
-                    v-if="notification.type === 'follow'"
+                    v-if="notification.type === 'Follow'"
                     class="ph-hand-waving ph-bold"
                 ></i>
                 <i
-                    v-else-if="notification.type === 'receiveFollowRequest'"
+                    v-else-if="notification.type === 'FollowRequestReceived'"
                     class="ph-clock ph-bold"
                 ></i>
                 <i
-                    v-else-if="notification.type === 'followRequestAccepted'"
+                    v-else-if="notification.type === 'FollowRequestAccepted'"
                     class="ph-check ph-bold"
                 ></i>
                 <i
-                    v-else-if="notification.type === 'renote'"
+                    v-else-if="notification.type === 'Renote'"
                     class="ph-repeat ph-bold"
                 ></i>
                 <i
-                    v-else-if="notification.type === 'reply'"
+                    v-else-if="notification.type === 'Reply'"
                     class="ph-arrow-bend-up-left ph-bold"
                 ></i>
                 <i
-                    v-else-if="notification.type === 'mention'"
+                    v-else-if="notification.type === 'Mention'"
                     class="ph-at ph-bold"
                 ></i>
                 <i
-                    v-else-if="notification.type === 'quote'"
+                    v-else-if="notification.type === 'Quote'"
                     class="ph-quotes ph-bold"
                 ></i>
                 <i
-                    v-else-if="notification.type === 'pollVote'"
-                    class="ph-microphone-stage ph-bold"
-                ></i>
-                <i
-                    v-else-if="notification.type === 'pollEnded'"
+                    v-else-if="notification.type === 'PollEnd'"
                     class="ph-microphone-stage ph-bold"
                 ></i>
                 <!-- notification.reaction が null になることはまずないが、ここでoptional chaining使うと一部ブラウザで刺さるので念の為 -->
                 <MagEmoji
                     v-else-if="
-                        showEmojiReactions && notification.type === 'reaction'
+                        showEmojiReactions && notification.type === 'Reaction'
                     "
                     ref="reactionRef"
-                    :emoji="normalizeNotifReaction(notification)"
+                    :emoji="notification.reaction"
                     :is-reaction="true"
                     :normal="true"
                     :no-style="true"
                 />
                 <MagEmoji
                     v-else-if="
-                        !showEmojiReactions && notification.type === 'reaction'
+                        !showEmojiReactions && notification.type === 'Reaction'
                     "
                     :emoji="defaultReaction"
                     :is-reaction="true"
@@ -83,11 +90,29 @@
         </div>
         <div class="tail">
             <header>
-                <span v-if="notification.type === 'pollEnded'">{{
+                <span v-if="notification.type === 'PollEnd'">{{
                     i18n.ts._notification.pollEnded
                 }}</span>
                 <MkA
-                    v-else-if="notification.user"
+                    v-if="
+                        notification.type === 'Renote' ||
+                        notification.type === 'Reply' ||
+                        notification.type === 'Mention' ||
+                        notification.type === 'Quote' ||
+                        notification.type === 'PollEnd'
+                    "
+                    v-user-preview="notification.note.user.id"
+                    class="name"
+                    :to="userPage(notification.note.user)"
+                    ><MkUserName :user="notification.note.user"
+                /></MkA>
+                <MkA
+                    v-else-if="
+                        notification.type === 'Reaction' ||
+                        notification.type === 'FollowRequestAccepted' ||
+                        notification.type === 'Follow' ||
+                        notification.type === 'FollowRequestReceived'
+                    "
                     v-user-preview="notification.user.id"
                     class="name"
                     :to="userPage(notification.user)"
@@ -96,12 +121,12 @@
                 <span v-else>{{ notification.header }}</span>
                 <MkTime
                     v-if="withTime"
-                    :time="notification.createdAt"
+                    :time="notification.created_at"
                     class="time"
                 />
             </header>
             <MkA
-                v-if="notification.type === 'reaction'"
+                v-if="notification.type === 'Reaction'"
                 class="text"
                 :to="notePage(notification.note)"
                 :title="getNoteSummary(notification.note)"
@@ -117,23 +142,23 @@
                 <i class="ph-quotes ph-fill ph-lg"></i>
             </MkA>
             <MkA
-                v-if="notification.type === 'renote'"
+                v-if="notification.type === 'Renote'"
                 class="text"
-                :to="notePage(notification.note)"
-                :title="getNoteSummary(notification.note.renote!)"
+                :to="notePage(notification.note.renoted_note!)"
+                :title="getNoteSummary(notification.note.renoted_note!)"
             >
                 <span>{{ i18n.ts._notification.renoted }}</span>
                 <i class="ph-quotes ph-fill ph-lg"></i>
                 <Mfm
-                    :text="getNoteSummary(notification.note.renote!)"
+                    :text="getNoteSummary(notification.note.renoted_note!)"
                     :plain="true"
                     :nowrap="!full"
-                    :custom-emojis="notification.note.renote.emojis"
+                    :custom-emojis="notification.note.renoted_note!.emojis"
                 />
                 <i class="ph-quotes ph-fill ph-lg"></i>
             </MkA>
             <MkA
-                v-if="notification.type === 'reply'"
+                v-if="notification.type === 'Reply'"
                 class="text"
                 :to="notePage(notification.note)"
                 :title="getNoteSummary(notification.note)"
@@ -146,7 +171,7 @@
                 />
             </MkA>
             <MkA
-                v-if="notification.type === 'mention'"
+                v-if="notification.type === 'Mention'"
                 class="text"
                 :to="notePage(notification.note)"
                 :title="getNoteSummary(notification.note)"
@@ -159,7 +184,7 @@
                 />
             </MkA>
             <MkA
-                v-if="notification.type === 'quote'"
+                v-if="notification.type === 'Quote'"
                 class="text"
                 :to="notePage(notification.note)"
                 :title="getNoteSummary(notification.note)"
@@ -172,23 +197,7 @@
                 />
             </MkA>
             <MkA
-                v-if="notification.type === 'pollVote'"
-                class="text"
-                :to="notePage(notification.note)"
-                :title="getNoteSummary(notification.note)"
-            >
-                <span>{{ i18n.ts._notification.voted }}</span>
-                <i class="ph-quotes ph-fill ph-lg"></i>
-                <Mfm
-                    :text="getNoteSummary(notification.note)"
-                    :plain="true"
-                    :nowrap="!full"
-                    :custom-emojis="notification.note?.emojis"
-                />
-                <i class="ph-quotes ph-fill ph-lg"></i>
-            </MkA>
-            <MkA
-                v-if="notification.type === 'pollEnded'"
+                v-if="notification.type === 'PollEnd'"
                 class="text"
                 :to="notePage(notification.note)"
                 :title="getNoteSummary(notification.note)"
@@ -203,7 +212,7 @@
                 <i class="ph-quotes ph-fill ph-lg"></i>
             </MkA>
             <span
-                v-if="notification.type === 'follow'"
+                v-if="notification.type === 'Follow'"
                 class="text"
                 style="opacity: 0.7"
                 >{{ i18n.ts.youGotNewFollower }}
@@ -216,13 +225,13 @@
                 </div>
             </span>
             <span
-                v-if="notification.type === 'followRequestAccepted'"
+                v-if="notification.type === 'FollowRequestAccepted'"
                 class="text"
                 style="opacity: 0.7"
                 >{{ i18n.ts.followRequestAccepted }}</span
             >
             <span
-                v-if="notification.type === 'receiveFollowRequest'"
+                v-if="notification.type === 'FollowRequestReceived'"
                 class="text"
                 style="opacity: 0.7"
                 >{{ i18n.ts.receiveFollowRequest }}
@@ -233,7 +242,7 @@
                     />
                 </div>
             </span>
-            <span v-if="notification.type === 'app'" class="text">
+            <span v-if="notification.type === 'App'" class="text">
                 <Mfm :text="notification.body" :nowrap="!full" />
             </span>
         </div>
@@ -242,25 +251,23 @@
 
 <script lang="ts" setup>
 import { onMounted, onUnmounted, ref, watch } from "vue";
-import * as misskey from "calckey-js";
 import MkFollowButton from "@/components/MkFollowButton.vue";
 import XReactionTooltip from "@/components/MkReactionTooltip.vue";
 import { getNoteSummary } from "@/scripts/get-note-summary";
 import { notePage } from "@/filters/note";
 import { userPage } from "@/filters/user";
-import { i18n } from "@/i18n";
 import * as os from "@/os";
 import { stream } from "@/stream";
 import { useTooltip } from "@/scripts/use-tooltip";
 import { defaultStore } from "@/store";
 import { instance } from "@/instance";
 import MkFollowApproveButton from "@/components/MkFollowApproveButton.vue";
-import { magConvertReaction, magIsCustomEmoji } from "@/scripts-mag/mag-util";
-import { types } from "magnetar-common";
+import { packed } from "magnetar-common";
+import { i18n } from "@/i18n";
 
 const props = withDefaults(
     defineProps<{
-        notification: misskey.entities.Notification;
+        notification: packed.PackNotification;
         withTime?: boolean;
         full?: boolean;
     }>(),
@@ -281,32 +288,11 @@ const defaultReaction = ["⭐", "👍", "❤️"].includes(instance.defaultReact
     ? instance.defaultReaction
     : "⭐";
 
-function normalizeNotifReaction(
-    notification: misskey.entities.Notification & { type: "reaction" }
-): types.Reaction {
-    return notification.reaction
-        ? magConvertReaction(
-              notification.reaction,
-              (name, host) =>
-                  notification.note.emojis.find((e) => {
-                      const parsed = magConvertReaction(`:${e.name}:`, e.url);
-
-                      if (!magIsCustomEmoji(parsed)) return false;
-
-                      return (
-                          parsed.name === name &&
-                          (parsed.host ?? null) === (host ?? null)
-                      );
-                  })?.url!
-          )
-        : notification.reaction;
-}
-
 let readObserver: IntersectionObserver | undefined;
 let connection;
 
 onMounted(() => {
-    if (!props.notification.isRead) {
+    if (!props.notification.is_read) {
         readObserver = new IntersectionObserver((entries, observer) => {
             if (!entries.some((entry) => entry.isIntersecting)) return;
             stream.send("readNotification", {
@@ -318,11 +304,14 @@ onMounted(() => {
         readObserver.observe(elRef.value);
 
         connection = stream.useChannel("main");
-        connection.on("readAllNotifications", () => readObserver.disconnect());
+        connection.on("readAllNotifications", () => readObserver!.disconnect());
 
-        watch(props.notification.isRead, () => {
-            readObserver.disconnect();
-        });
+        watch(
+            () => props.notification.is_read,
+            () => {
+                readObserver!.disconnect();
+            }
+        );
     }
 });
 
@@ -334,13 +323,13 @@ onUnmounted(() => {
 const followRequestDone = ref(false);
 
 useTooltip(reactionRef, (showing) => {
-    if (props.notification.type !== "reaction") return;
+    if (props.notification.type !== "Reaction") return;
 
     os.popup(
         XReactionTooltip,
         {
             showing,
-            reaction: normalizeNotifReaction(props.notification),
+            reaction: props.notification.reaction,
             targetElement: reactionRef.value.$el,
         },
         {},
@@ -406,46 +395,39 @@ useTooltip(reactionRef, (showing) => {
                 height: 100%;
             }
 
-            &.follow,
-            &.followRequestAccepted,
-            &.receiveFollowRequest,
-            &.groupInvited {
+            &.Follow,
+            &.FollowRequestAccepted,
+            &.FollowRequestReceived {
                 padding: 3px;
                 background: #31748f;
                 pointer-events: none;
             }
 
-            &.renote {
+            &.Renote {
                 padding: 3px;
                 background: #31748f;
                 pointer-events: none;
             }
 
-            &.quote {
+            &.Quote {
                 padding: 3px;
                 background: #31748f;
                 pointer-events: none;
             }
 
-            &.reply {
+            &.Reply {
                 padding: 3px;
                 background: #c4a7e7;
                 pointer-events: none;
             }
 
-            &.mention {
+            &.Mention {
                 padding: 3px;
                 background: #908caa;
                 pointer-events: none;
             }
 
-            &.pollVote {
-                padding: 3px;
-                background: #908caa;
-                pointer-events: none;
-            }
-
-            &.pollEnded {
+            &.PollEnd {
                 padding: 3px;
                 background: #908caa;
                 pointer-events: none;

fe_calckey/frontend/client/src/components/MagNotificationToast.vue

@@ -16,7 +16,7 @@
 
 <script lang="ts" setup>
 import { onMounted } from "vue";
-import XNotification from "@/components/MkNotification.vue";
+import XNotification from "@/components/MagNotification.vue";
 import * as os from "@/os";
 
 defineProps<{

fe_calckey/frontend/client/src/components/MagNotifications.vue

@@ -1,5 +1,5 @@
 <template>
-    <MkPagination ref="pagingComponent" :pagination="pagination">
+    <MagPagination ref="pagingComponent" :pagination="pagination">
         <template #empty>
             <div class="_fullinfo">
                 <img
@@ -11,26 +11,23 @@
             </div>
         </template>
 
-        <template #default="{ items: notifications }">
+        <template #items="{ items: notifications }">
             <XList
                 v-slot="{ item: notification }"
                 class="elsfgstc"
                 :items="notifications"
                 :no-gap="true"
             >
-                <XNoteResolvingProxy
+                <XNote
                     v-if="
-                        ['reply', 'quote', 'mention'].includes(
-                            notification.type
-                        )
+                        notification.note &&
+                        (notification.type === 'Quote' ||
+                            notification.type === 'Mention' ||
+                            notification.type === 'Reply')
                     "
                     :key="notification.id"
-                    :note="notification.note.id"
-                    :collapsedReply="
-                        notification.type === 'reply' ||
-                        (notification.type === 'mention' &&
-                            notification.note.replyId != null)
-                    "
+                    :note="notification.note"
+                    :collapsedReply="!!notification.note.parent_note"
                 />
                 <XNotification
                     v-else
@@ -42,37 +39,36 @@
                 />
             </XList>
         </template>
-    </MkPagination>
+    </MagPagination>
 </template>
 
 <script lang="ts" setup>
-import { computed, onMounted, onUnmounted, ref } from "vue";
-import { notificationTypes } from "calckey-js";
-import MkPagination, { Paging } from "@/components/MkPagination.vue";
-import XNotification from "@/components/MkNotification.vue";
+import { onMounted, onUnmounted, ref } from "vue";
+import XNotification from "@/components/MagNotification.vue";
 import XList from "@/components/MkDateSeparatedList.vue";
-import XNoteResolvingProxy from "@/components/MagNoteResolvingProxy.vue";
-import { stream } from "@/stream";
+import XNote from "@/components/MagNote.vue";
+import { magStream, stream } from "@/stream";
 import { $i } from "@/account";
+import MagPagination, { Paging } from "@/components/MagPagination.vue";
+import { endpoints, types } from "magnetar-common";
 import { i18n } from "@/i18n";
 
 const props = defineProps<{
-    includeTypes?: (typeof notificationTypes)[number][];
+    includeTypes?: types.NotificationType[];
     unreadOnly?: boolean;
 }>();
 
-const pagingComponent = ref<InstanceType<typeof MkPagination>>();
+const pagingComponent = ref<InstanceType<typeof MagPagination>>();
 
 const pagination: Paging = {
-    endpoint: "i/notifications" as const,
-    limit: 10,
-    params: computed(() => ({
-        includeTypes: props.includeTypes ?? undefined,
-        excludeTypes: props.includeTypes
+    endpoint: endpoints.GetNotifications,
+    params: {
+        include_types: props.includeTypes ?? undefined,
+        exclude_types: props.includeTypes
             ? undefined
             : $i?.mutingNotificationTypes,
-        unreadOnly: props.unreadOnly,
-    })),
+        unread_only: props.unreadOnly,
+    } as types.NotificationsReq,
 };
 
 const onNotification = (notification) => {
@@ -93,18 +89,20 @@ const onNotification = (notification) => {
     }
 };
 
+let notifStream;
 let connection;
 
 onMounted(() => {
+    notifStream = magStream.useFiltered("Notification", onNotification);
+
     connection = stream.useChannel("main");
-    connection.on("notification", onNotification);
     connection.on("readAllNotifications", () => {
         if (pagingComponent.value) {
             for (const item of pagingComponent.value.queue) {
-                item.isRead = true;
+                item.is_read = true;
             }
             for (const item of pagingComponent.value.items) {
-                item.isRead = true;
+                item.is_read = true;
             }
         }
     });
@@ -114,7 +112,7 @@ onMounted(() => {
                 if (
                     notificationIds.includes(pagingComponent.value.queue[i].id)
                 ) {
-                    pagingComponent.value.queue[i].isRead = true;
+                    pagingComponent.value.queue[i].is_read = true;
                 }
             }
             for (
@@ -125,7 +123,7 @@ onMounted(() => {
                 if (
                     notificationIds.includes(pagingComponent.value.items[i].id)
                 ) {
-                    pagingComponent.value.items[i].isRead = true;
+                    pagingComponent.value.items[i].is_read = true;
                 }
             }
         }

fe_calckey/frontend/client/src/config.ts

@@ -7,6 +7,7 @@ export const host = _HOST || address.host;
 export const hostname = address.hostname;
 export const url = _REMOTE_URL || address.origin;
 export const apiUrl = `${url}/api`;
+export const magStreamingUrl = `${url}/mag/v1`;
 export const feApiUrl = `${url}/fe-api`;
 export const wsUrl = `${url
     .replace("http://", "ws://")

fe_calckey/frontend/client/src/pages/notifications.vue

@@ -62,7 +62,7 @@ import { computed, ref, watch } from "vue";
 import { Virtual } from "swiper";
 import { Swiper, SwiperSlide } from "swiper/vue";
 import { notificationTypes } from "calckey-js";
-import XNotifications from "@/components/MkNotifications.vue";
+import XNotifications from "@/components/MagNotifications.vue";
 import XNotes from "@/components/MkNotes.vue";
 import * as os from "@/os";
 import { i18n } from "@/i18n";

fe_calckey/frontend/client/src/stream.ts

@@ -1,7 +1,8 @@
 import * as Misskey from "calckey-js";
 import { markRaw } from "vue";
 import { $i } from "@/account";
-import { url } from "@/config";
+import { magStreamingUrl, url } from "@/config";
+import { MagEventChannel } from "magnetar-common";
 
 export const stream = markRaw(
     new Misskey.Stream(
@@ -22,3 +23,7 @@ function heartbeat(): void {
     }
     window.setTimeout(heartbeat, 1000 * 60);
 }
+
+export const magStream = markRaw(
+    new MagEventChannel(magStreamingUrl, $i ? $i.token : null)
+);

fe_calckey/frontend/client/src/ui/_common_/common.vue

@@ -19,11 +19,12 @@
 <script lang="ts" setup>
 import { defineAsyncComponent } from "vue";
 import { swInject } from "./sw-inject";
-import { popup, popups, pendingApiRequestsCount } from "@/os";
+import { popup, popups } from "@/os";
 import { uploads } from "@/scripts/upload";
 import * as sound from "@/scripts/sound";
 import { $i } from "@/account";
-import { stream } from "@/stream";
+import { magStream, stream } from "@/stream";
+import { PackNotification } from "magnetar-common/built/types/PackNotification";
 
 const XStreamIndicator = defineAsyncComponent(
     () => import("./stream-indicator.vue")
@@ -32,7 +33,7 @@ const XUpload = defineAsyncComponent(() => import("./upload.vue"));
 
 const dev = _DEV_;
 
-const onNotification = (notification) => {
+const onNotification = (notification: PackNotification) => {
     if ($i.mutingNotificationTypes.includes(notification.type)) return;
 
     if (document.visibilityState === "visible") {
@@ -42,7 +43,7 @@ const onNotification = (notification) => {
 
         popup(
             defineAsyncComponent(
-                () => import("@/components/MkNotificationToast.vue")
+                () => import("@/components/MagNotificationToast.vue")
             ),
             {
                 notification,
@@ -56,8 +57,7 @@ const onNotification = (notification) => {
 };
 
 if ($i) {
-    const connection = stream.useChannel("main", null, "UI");
-    connection.on("notification", onNotification);
+    const connection = magStream.useFiltered("Notification", onNotification);
 
     //#region Listen message from SW
     if ("serviceWorker" in navigator) {

fe_calckey/frontend/client/src/ui/deck/notifications-column.vue

@@ -17,9 +17,9 @@
 <script lang="ts" setup>
 import { defineAsyncComponent } from "vue";
 import XColumn from "./column.vue";
-import { updateColumn } from "./deck-store";
 import type { Column } from "./deck-store";
-import XNotifications from "@/components/MkNotifications.vue";
+import { updateColumn } from "./deck-store";
+import XNotifications from "@/components/MagNotifications.vue";
 import * as os from "@/os";
 import { i18n } from "@/i18n";
 

fe_calckey/frontend/client/src/widgets/notifications.vue

@@ -26,16 +26,10 @@
 
 <script lang="ts" setup>
 import { defineAsyncComponent } from "vue";
-import {
-    useWidgetPropsManager,
-    Widget,
-    WidgetComponentEmits,
-    WidgetComponentExpose,
-    WidgetComponentProps,
-} from "./widget";
+import { useWidgetPropsManager, Widget, WidgetComponentExpose } from "./widget";
 import { GetFormResultType } from "@/scripts/form";
 import MkContainer from "@/components/MkContainer.vue";
-import XNotifications from "@/components/MkNotifications.vue";
+import XNotifications from "@/components/MagNotifications.vue";
 import * as os from "@/os";
 import { i18n } from "@/i18n";
 

fe_calckey/frontend/magnetar-common/package.json

@@ -11,5 +11,8 @@
   "description": "A library with common utilities for Magnetar application development",
   "devDependencies": {
     "typescript": "^5.1.6"
+  },
+  "dependencies": {
+    "eventemitter3": "^5.0.1"
   }
 }

fe_calckey/frontend/magnetar-common/src/be-api.ts

@@ -36,10 +36,9 @@ function nestedUrlSearchParams(data: any, topLevel: boolean = true): string {
                     .map(encodeURIComponent)
                     .join("&");
 
-            const inner = Object.entries(data).map(([k, v]) => [
-                k,
-                nestedUrlSearchParams(v, false),
-            ]);
+            const inner = Object.entries(data)
+                .filter(([_, v]) => typeof v !== "undefined")
+                .map(([k, v]) => [k, nestedUrlSearchParams(v, false)]);
 
             return new URLSearchParams(inner).toString();
 

fe_calckey/frontend/magnetar-common/src/endpoints.ts

@@ -9,3 +9,4 @@ export { GetFollowersSelf } from "./types/endpoints/GetFollowersSelf";
 export { GetFollowingById } from "./types/endpoints/GetFollowingById";
 export { GetFollowingSelf } from "./types/endpoints/GetFollowingSelf";
 export { GetFollowRequestsSelf } from "./types/endpoints/GetFollowRequestsSelf";
+export { GetNotifications } from "./types/endpoints/GetNotifications";

fe_calckey/frontend/magnetar-common/src/index.ts

@@ -13,9 +13,11 @@ import {
     FrontendApiEndpoints,
 } from "./fe-api";
 
-export * as types from "./types";
-export * as packed from "./packed";
-export * as endpoints from "./endpoints";
+import { MagEventChannel } from "./sse-listener";
+
+import * as types from "./types";
+import * as packed from "./packed";
+import * as endpoints from "./endpoints";
 
 export {
     Method,
@@ -27,4 +29,8 @@ export {
     feEndpoints,
     FrontendApiEndpoint,
     FrontendApiEndpoints,
+    MagEventChannel,
+    types,
+    packed,
+    endpoints,
 };

fe_calckey/frontend/magnetar-common/src/sse-listener.ts

@@ -0,0 +1,142 @@
+import { EventEmitter } from "eventemitter3";
+import { ChannelEvent } from "./types/ChannelEvent";
+
+export type MagChannelState = "connected" | "exponentialBackoff" | "failed";
+
+export class MagEventChannel extends EventEmitter<{
+    stateChange: MagChannelState;
+    message: ChannelEvent;
+    close: "cancelled";
+}> {
+    private readonly baseUrl: string;
+    private attempts = 0;
+    private readonly maxAttempts: number;
+    private readonly token: string | null;
+    private readonly backoffFactor: number;
+    private readonly backoffBase: number;
+    private readonly closePromise: Promise<"cancelled">;
+
+    public constructor(
+        baseUrl: string,
+        token: string | null,
+        maxReconnectAttempts: number = 12,
+        backoffFactor: number = 1.618,
+        backoffBase: number = 500.0
+    ) {
+        super();
+
+        this.baseUrl = baseUrl;
+        this.token = token;
+        this.maxAttempts = maxReconnectAttempts;
+        this.backoffFactor = backoffFactor;
+        this.backoffBase = backoffBase;
+        this.closePromise = new Promise((resolve) => {
+            this.on("close", resolve);
+        });
+        this.connect().then();
+    }
+
+    public useFiltered<T extends ChannelEvent["type"]>(
+        messageType: T,
+        listener: (val: (ChannelEvent & { type: T })["body"]) => void
+    ) {
+        const cb = (val: ChannelEvent) => {
+            if (val.type != messageType) return;
+
+            listener((val as ChannelEvent & { type: T }).body);
+        };
+        this.on("message", cb);
+        return cb;
+    }
+
+    private async connect() {
+        if (this.attempts >= this.maxAttempts) {
+            this.emit("stateChange", "failed");
+            return;
+        }
+
+        const authorization = this.token ? `Bearer ${this.token}` : undefined;
+        const baseUrl = this.baseUrl.replace(/\/+$/, "");
+
+        const response = await fetch(`${baseUrl}/streaming`, {
+            method: "GET",
+            headers: authorization ? { authorization } : {},
+            credentials: "omit",
+            cache: "no-cache",
+        }).catch((e) => {
+            console.error(e);
+            return null;
+        });
+
+        if (
+            response === null ||
+            response.status >= 500 ||
+            response.body === null
+        ) {
+            this.emit("stateChange", "exponentialBackoff");
+            setTimeout(
+                () => this.connect(),
+                this.backoffBase * Math.pow(this.backoffFactor, this.attempts)
+            );
+            this.attempts++;
+            return;
+        }
+
+        if (response.status >= 400 && response.status < 500) {
+            this.emit("stateChange", "failed");
+            return;
+        }
+
+        this.attempts = 0;
+
+        const decoderStream = new TextDecoderStream();
+        const reader = response.body.pipeThrough(decoderStream).getReader();
+        this.emit("stateChange", "connected");
+
+        let buf = "";
+
+        while (true) {
+            const res = await Promise.race([reader.read(), this.closePromise]);
+
+            if (res === "cancelled") break;
+
+            if (res.done) {
+                this.emit("stateChange", "exponentialBackoff");
+                setTimeout(
+                    () => this.connect(),
+                    this.backoffBase *
+                        Math.pow(this.backoffFactor, this.attempts)
+                );
+                this.attempts++;
+                break;
+            }
+
+            buf += res.value;
+
+            const splitIndex = buf.indexOf("\n\n");
+            if (splitIndex === -1) {
+                continue;
+            }
+
+            const rawValue = buf.substring(0, splitIndex);
+            buf = buf.substring(splitIndex + 2);
+
+            if (rawValue.startsWith(":")) continue;
+
+            const text = rawValue
+                .split("\n")
+                .filter((l) => l.startsWith("data: "))
+                .map((l) => l.substring("data: ".length))
+                .join("\n");
+
+            if (!text) continue;
+
+            const data = JSON.parse(text) as ChannelEvent;
+            this.emit("message", data);
+        }
+    }
+
+    public async close() {
+        this.emit("close", "cancelled");
+    }
+}

fe_calckey/frontend/magnetar-common/src/types.ts

@@ -54,3 +54,5 @@ export { NotificationAppExt } from "./types/NotificationAppExt";
 export { NotificationNoteExt } from "./types/NotificationNoteExt";
 export { NotificationReactionExt } from "./types/NotificationReactionExt";
 export { NotificationUserExt } from "./types/NotificationUserExt";
+export { NotificationsReq } from "./types/NotificationsReq";
+export { ChannelEvent } from "./types/ChannelEvent";

fe_calckey/frontend/magnetar-common/src/types/ChannelEvent.ts

@@ -0,0 +1,4 @@
+// This file was generated by [ts-rs](https://github.com/Aleph-Alpha/ts-rs). Do not edit this file manually.
+import type { PackNotification } from "./PackNotification";
+
+export type ChannelEvent = { "type": "Notification", "body": PackNotification };

fe_calckey/frontend/magnetar-common/src/types/NotificationsReq.ts

@@ -0,0 +1,4 @@
+// This file was generated by [ts-rs](https://github.com/Aleph-Alpha/ts-rs). Do not edit this file manually.
+import type { NotificationType } from "./NotificationType";
+
+export interface NotificationsReq { include_types?: Array<NotificationType>, exclude_types?: Array<NotificationType>, unread_only?: boolean, }

fe_calckey/frontend/magnetar-common/src/types/endpoints/GetNotifications.ts

@@ -0,0 +1,13 @@
+// This file was generated by [ts-rs](https://github.com/Aleph-Alpha/ts-rs). Do not edit this file manually.
+import type { NotificationsReq } from "../NotificationsReq";
+import type { PackNotification } from "../PackNotification";
+
+export const GetNotifications = {
+    endpoint: "/users/@self/notifications",
+    pathParams: [] as [],
+    method: "GET" as "GET" | "POST" | "PUT" | "DELETE" | "PATCH",
+    request: undefined as unknown as NotificationsReq,
+    response: undefined as unknown as Array<PackNotification>,
+    paginated: true as true
+}
+                    

fe_calckey/frontend/magnetar-common/src/types/packed/PackNotificationApp.ts

@@ -1,5 +1,6 @@
 // This file was generated by [ts-rs](https://github.com/Aleph-Alpha/ts-rs). Do not edit this file manually.
 import type { Id } from "../Id";
 import type { NotificationAppExt } from "../NotificationAppExt";
+import type { NotificationBase } from "../NotificationBase";
 
-export type PackNotificationApp = Id & NotificationAppExt;
+export type PackNotificationApp = Id & NotificationBase & NotificationAppExt;

fe_calckey/frontend/magnetar-common/src/types/packed/PackNotificationFollow.ts

@@ -1,5 +1,6 @@
 // This file was generated by [ts-rs](https://github.com/Aleph-Alpha/ts-rs). Do not edit this file manually.
 import type { Id } from "../Id";
+import type { NotificationBase } from "../NotificationBase";
 import type { NotificationUserExt } from "../NotificationUserExt";
 
-export type PackNotificationFollow = Id & NotificationUserExt;
+export type PackNotificationFollow = Id & NotificationBase & NotificationUserExt;

fe_calckey/frontend/magnetar-common/src/types/packed/PackNotificationFollowRequestAccepted.ts

@@ -1,5 +1,6 @@
 // This file was generated by [ts-rs](https://github.com/Aleph-Alpha/ts-rs). Do not edit this file manually.
 import type { Id } from "../Id";
+import type { NotificationBase } from "../NotificationBase";
 import type { NotificationUserExt } from "../NotificationUserExt";
 
-export type PackNotificationFollowRequestAccepted = Id & NotificationUserExt;
+export type PackNotificationFollowRequestAccepted = Id & NotificationBase & NotificationUserExt;

fe_calckey/frontend/magnetar-common/src/types/packed/PackNotificationFollowRequestReceived.ts

@@ -1,5 +1,6 @@
 // This file was generated by [ts-rs](https://github.com/Aleph-Alpha/ts-rs). Do not edit this file manually.
 import type { Id } from "../Id";
+import type { NotificationBase } from "../NotificationBase";
 import type { NotificationUserExt } from "../NotificationUserExt";
 
-export type PackNotificationFollowRequestReceived = Id & NotificationUserExt;
+export type PackNotificationFollowRequestReceived = Id & NotificationBase & NotificationUserExt;

fe_calckey/frontend/magnetar-common/src/types/packed/PackNotificationMention.ts

@@ -1,5 +1,6 @@
 // This file was generated by [ts-rs](https://github.com/Aleph-Alpha/ts-rs). Do not edit this file manually.
 import type { Id } from "../Id";
+import type { NotificationBase } from "../NotificationBase";
 import type { NotificationNoteExt } from "../NotificationNoteExt";
 
-export type PackNotificationMention = Id & NotificationNoteExt;
+export type PackNotificationMention = Id & NotificationBase & NotificationNoteExt;

fe_calckey/frontend/magnetar-common/src/types/packed/PackNotificationPollEnd.ts

@@ -1,5 +1,6 @@
 // This file was generated by [ts-rs](https://github.com/Aleph-Alpha/ts-rs). Do not edit this file manually.
 import type { Id } from "../Id";
+import type { NotificationBase } from "../NotificationBase";
 import type { NotificationNoteExt } from "../NotificationNoteExt";
 
-export type PackNotificationPollEnd = Id & NotificationNoteExt;
+export type PackNotificationPollEnd = Id & NotificationBase & NotificationNoteExt;

fe_calckey/frontend/magnetar-common/src/types/packed/PackNotificationQuote.ts

@@ -1,5 +1,6 @@
 // This file was generated by [ts-rs](https://github.com/Aleph-Alpha/ts-rs). Do not edit this file manually.
 import type { Id } from "../Id";
+import type { NotificationBase } from "../NotificationBase";
 import type { NotificationNoteExt } from "../NotificationNoteExt";
 
-export type PackNotificationQuote = Id & NotificationNoteExt;
+export type PackNotificationQuote = Id & NotificationBase & NotificationNoteExt;

fe_calckey/frontend/magnetar-common/src/types/packed/PackNotificationReaction.ts

@@ -1,6 +1,8 @@
 // This file was generated by [ts-rs](https://github.com/Aleph-Alpha/ts-rs). Do not edit this file manually.
 import type { Id } from "../Id";
+import type { NotificationBase } from "../NotificationBase";
+import type { NotificationNoteExt } from "../NotificationNoteExt";
 import type { NotificationReactionExt } from "../NotificationReactionExt";
 import type { NotificationUserExt } from "../NotificationUserExt";
 
-export type PackNotificationReaction = Id & NotificationReactionExt & NotificationUserExt;
+export type PackNotificationReaction = Id & NotificationBase & NotificationNoteExt & NotificationReactionExt & NotificationUserExt;

fe_calckey/frontend/magnetar-common/src/types/packed/PackNotificationRenote.ts

@@ -1,5 +1,6 @@
 // This file was generated by [ts-rs](https://github.com/Aleph-Alpha/ts-rs). Do not edit this file manually.
 import type { Id } from "../Id";
+import type { NotificationBase } from "../NotificationBase";
 import type { NotificationNoteExt } from "../NotificationNoteExt";
 
-export type PackNotificationRenote = Id & NotificationNoteExt;
+export type PackNotificationRenote = Id & NotificationBase & NotificationNoteExt;

fe_calckey/frontend/magnetar-common/src/types/packed/PackNotificationReply.ts

@@ -1,5 +1,6 @@
 // This file was generated by [ts-rs](https://github.com/Aleph-Alpha/ts-rs). Do not edit this file manually.
 import type { Id } from "../Id";
+import type { NotificationBase } from "../NotificationBase";
 import type { NotificationNoteExt } from "../NotificationNoteExt";
 
-export type PackNotificationReply = Id & NotificationNoteExt;
+export type PackNotificationReply = Id & NotificationBase & NotificationNoteExt;

fe_calckey/frontend/pnpm-lock.yaml

@@ -358,6 +358,10 @@ importers:
         version: 4.1.0(vue@3.3.4)
 
   magnetar-common:
+    dependencies:
+      eventemitter3:
+        specifier: ^5.0.1
+        version: 5.0.1
     devDependencies:
       typescript:
         specifier: ^5.1.6
@@ -3269,6 +3273,10 @@ packages:
   /eventemitter3@4.0.7:
     resolution: {integrity: sha512-8guHBZCwKnFhYdHr2ysuRWErTwhoN2X8XELRlrRwpmfeY2jjuUN4taQMsULKUVo1K4DvZl+0pgfyoysHxvmvEw==}
 
+  /eventemitter3@5.0.1:
+    resolution: {integrity: sha512-GWkBvjiSZK87ELrYOSESUYeVIc9mvLLf/nXalMOS5dYrgZq9o5OVkbZAVM06CVxYsCwH9BDZFPlQTlPA1j4ahA==}
+    dev: false
+
   /events@3.3.0:
     resolution: {integrity: sha512-mQw+2fkQbALzQ7V0MY0IqdnXNOeTtP4r0lN9z7AAawCXgqea7bDii20AYrIBrFd/Hx0M2Ocz6S111CaFkUcb0Q==}
     engines: {node: '>=0.8.x'}

magnetar_sdk/src/endpoints/user.rs

@@ -1,5 +1,6 @@
 use crate::endpoints::{Empty, Endpoint};
-use crate::util_types::deserialize_array_urlenc;
+use crate::types::notification::{NotificationType, PackNotification};
+use crate::util_types::{deserialize_array_urlenc, deserialize_opt_array_urlenc};
 use http::Method;
 use magnetar_sdk_macros::Endpoint;
 use serde::{Deserialize, Serialize};
@@ -83,6 +84,31 @@ pub struct GetManyUsersById;
 )]
 pub struct GetUserByAcct;
 
+#[derive(Serialize, Deserialize, TS)]
+#[ts(export)]
+pub struct NotificationsReq {
+    #[ts(optional)]
+    #[serde(default)]
+    #[serde(deserialize_with = "deserialize_opt_array_urlenc")]
+    pub include_types: Option<Vec<NotificationType>>,
+    #[ts(optional)]
+    #[serde(default)]
+    #[serde(deserialize_with = "deserialize_opt_array_urlenc")]
+    pub exclude_types: Option<Vec<NotificationType>>,
+    #[ts(optional)]
+    pub unread_only: Option<bool>,
+}
+
+#[derive(Endpoint)]
+#[endpoint(
+    endpoint = "/users/@self/notifications",
+    method = Method::GET,
+    request = "NotificationsReq",
+    response = "Vec<PackNotification>",
+    paginated = true
+)]
+pub struct GetNotifications;
+
 #[derive(Endpoint)]
 #[endpoint(
     endpoint = "/users/:id/followers",

magnetar_sdk/src/types/mod.rs

@@ -3,6 +3,7 @@ pub mod emoji;
 pub mod instance;
 pub mod note;
 pub mod notification;
+pub mod streaming;
 pub mod timeline;
 pub mod user;
 
@@ -29,7 +30,7 @@ pub(crate) mod packed_time {
     where
         D: Deserializer<'de>,
     {
-        Ok(DateTime::<Utc>::from_utc(
+        Ok(DateTime::<Utc>::from_naive_utc_and_offset(
             NaiveDateTime::from_timestamp_millis(
                 String::deserialize(deserializer)?
                     .parse::<i64>()

magnetar_sdk/src/types/notification.rs

@@ -1,13 +1,11 @@
-use crate::types::note::{
-    PackNoteMaybeFull, Reaction, ReactionShortcode, ReactionUnicode, ReactionUnknown,
-};
+use crate::types::note::{PackNoteMaybeFull, Reaction};
 use crate::types::user::PackUserBase;
 use crate::types::Id;
 use crate::{Packed, Required};
 use chrono::{DateTime, Utc};
 use magnetar_sdk_macros::pack;
 use serde::{Deserialize, Serialize};
-use strum::EnumDiscriminants;
+use strum::{EnumDiscriminants, EnumIter};
 use ts_rs::TS;
 
 #[derive(Clone, Debug, Deserialize, Serialize, TS)]
@@ -44,21 +42,21 @@ pub struct NotificationAppExt {
     pub icon: String,
 }
 
-pack!(PackNotificationFollow, Required<Id> as id & Required<NotificationUserExt> as follower);
-pack!(PackNotificationFollowRequestReceived, Required<Id> as id & Required<NotificationUserExt> as follower);
-pack!(PackNotificationFollowRequestAccepted, Required<Id> as id & Required<NotificationUserExt> as follower);
-pack!(PackNotificationMention, Required<Id> as id & Required<NotificationNoteExt> as note);
-pack!(PackNotificationReply, Required<Id> as id & Required<NotificationNoteExt> as note);
-pack!(PackNotificationRenote, Required<Id> as id & Required<NotificationNoteExt> as note);
-pack!(PackNotificationReaction, Required<Id> as id & Required<NotificationReactionExt> as reaction & Required<NotificationUserExt> as user);
-pack!(PackNotificationQuote, Required<Id> as id & Required<NotificationNoteExt> as note);
-pack!(PackNotificationPollEnd, Required<Id> as id & Required<NotificationNoteExt> as note);
-pack!(PackNotificationApp, Required<Id> as id & Required<NotificationAppExt> as custom);
+pack!(PackNotificationFollow, Required<Id> as id & Required<NotificationBase> as notification & Required<NotificationUserExt> as follower);
+pack!(PackNotificationFollowRequestReceived, Required<Id> as id & Required<NotificationBase> as notification & Required<NotificationUserExt> as follower);
+pack!(PackNotificationFollowRequestAccepted, Required<Id> as id & Required<NotificationBase> as notification & Required<NotificationUserExt> as follower);
+pack!(PackNotificationMention, Required<Id> as id & Required<NotificationBase> as notification & Required<NotificationNoteExt> as note);
+pack!(PackNotificationReply, Required<Id> as id & Required<NotificationBase> as notification & Required<NotificationNoteExt> as note);
+pack!(PackNotificationRenote, Required<Id> as id & Required<NotificationBase> as notification & Required<NotificationNoteExt> as note);
+pack!(PackNotificationReaction, Required<Id> as id & Required<NotificationBase> as notification & Required<NotificationNoteExt> as note & Required<NotificationReactionExt> as reaction & Required<NotificationUserExt> as user);
+pack!(PackNotificationQuote, Required<Id> as id & Required<NotificationBase> as notification & Required<NotificationNoteExt> as note);
+pack!(PackNotificationPollEnd, Required<Id> as id & Required<NotificationBase> as notification & Required<NotificationNoteExt> as note);
+pack!(PackNotificationApp, Required<Id> as id & Required<NotificationBase> as notification & Required<NotificationAppExt> as custom);
 
 #[derive(Clone, Debug, Deserialize, Serialize, TS, EnumDiscriminants)]
 #[strum_discriminants(name(NotificationType))]
 #[strum_discriminants(ts(export))]
-#[strum_discriminants(derive(Deserialize, Serialize, TS))]
+#[strum_discriminants(derive(Deserialize, Serialize, Hash, TS, EnumIter))]
 #[ts(export)]
 #[serde(tag = "type")]
 pub enum PackNotification {

magnetar_sdk/src/types/streaming.rs

@@ -0,0 +1,10 @@
+use crate::types::notification::PackNotification;
+use serde::{Deserialize, Serialize};
+use ts_rs::TS;
+
+#[derive(Clone, Debug, Deserialize, Serialize, TS)]
+#[serde(tag = "type", content = "body")]
+#[ts(export)]
+pub enum ChannelEvent {
+    Notification(PackNotification),
+}

magnetar_sdk/src/util_types.rs

@@ -95,3 +95,23 @@ where
 
     Ok(parts)
 }
+
+pub(crate) fn deserialize_opt_array_urlenc<'de, D, T: Eq + Hash>(
+    deserializer: D,
+) -> Result<Option<Vec<T>>, D::Error>
+where
+    D: serde::Deserializer<'de>,
+    T: DeserializeOwned,
+{
+    let Some(str_raw) = Option::<String>::deserialize(deserializer)? else {
+        return Ok(None);
+    };
+
+    let parts = serde_urlencoded::from_str::<Vec<(T, String)>>(&str_raw)
+        .map_err(serde::de::Error::custom)?
+        .into_iter()
+        .map(|(k, _)| k)
+        .collect::<Vec<_>>();
+
+    Ok(Some(parts))
+}

src/api_v1/mod.rs

@@ -1,11 +1,13 @@
 mod note;
+mod streaming;
 mod user;
 
 use crate::api_v1::note::handle_note;
+use crate::api_v1::streaming::handle_streaming;
 use crate::api_v1::user::{
     handle_follow_requests_self, handle_followers, handle_followers_self, handle_following,
-    handle_following_self, handle_user_by_id_many, handle_user_info, handle_user_info_by_acct,
-    handle_user_info_self,
+    handle_following_self, handle_notifications, handle_user_by_id_many, handle_user_info,
+    handle_user_info_by_acct, handle_user_info_self,
 };
 use crate::service::MagnetarService;
 use crate::web::auth;
@@ -21,6 +23,7 @@ pub fn create_api_router(service: Arc<MagnetarService>) -> Router {
         .route("/users/by-acct/:id", get(handle_user_info_by_acct))
         .route("/users/lookup-many", get(handle_user_by_id_many))
         .route("/users/:id", get(handle_user_info))
+        .route("/users/@self/notifications", get(handle_notifications))
         .route(
             "/users/@self/follow-requests",
             get(handle_follow_requests_self),
@@ -30,6 +33,7 @@ pub fn create_api_router(service: Arc<MagnetarService>) -> Router {
         .route("/users/@self/followers", get(handle_followers_self))
         .route("/users/:id/followers", get(handle_followers))
         .route("/notes/:id", get(handle_note))
+        .route("/streaming", get(handle_streaming))
         .layer(from_fn_with_state(
             AuthState::new(service.clone()),
             auth::auth,

src/api_v1/streaming.rs

@@ -0,0 +1,117 @@
+use crate::model::processing::notification::NotificationModel;
+use crate::model::PackingContext;
+use crate::service::MagnetarService;
+use crate::web::auth::AuthenticatedUser;
+use crate::web::ApiError;
+use axum::extract::State;
+use axum::response::sse::{Event, KeepAlive};
+use axum::response::Sse;
+use futures::Stream;
+use futures_util::StreamExt as _;
+use magnetar_calckey_model::model_ext::IdShape;
+use magnetar_calckey_model::{CalckeySub, MainStreamMessage, SubMessage};
+use magnetar_sdk::types::streaming::ChannelEvent;
+use std::sync::atomic::{AtomicU64, Ordering};
+use std::sync::Arc;
+use std::time::Duration;
+use tokio::sync::mpsc;
+use tokio_stream::wrappers::ReceiverStream;
+use tracing::{debug, error, trace, warn};
+
+pub fn drop_on_close(sub: CalckeySub, tx: mpsc::Sender<MainStreamMessage>) {
+    tokio::spawn(async move {
+        tx.closed().await;
+        drop(sub);
+        debug!("Dropped the listener.");
+    });
+}
+
+pub async fn handle_streaming(
+    State(service): State<Arc<MagnetarService>>,
+    AuthenticatedUser(self_user): AuthenticatedUser,
+) -> Result<Sse<impl Stream<Item = Result<Event, axum::Error>>>, ApiError> {
+    trace!("SSE connection from user `{}` start", self_user.username);
+
+    let (tx, rx) = mpsc::channel(1024);
+    let sub_tx = tx.clone();
+    let sub_user_id = self_user.id.clone();
+    let sub = service
+        .cache
+        .conn()
+        .await?
+        .subscribe(&service.config.networking.host, move |message| {
+            let user_id = sub_user_id.clone();
+            let tx = sub_tx.clone();
+            async move {
+                let SubMessage::MainStream(id, msg) = message else {
+                    return;
+                };
+
+                if id != user_id {
+                    trace!(
+                        "Skipping message intended for {} in channel {}",
+                        id,
+                        user_id
+                    );
+                    return;
+                }
+
+                if let Err(e) = tx.send(msg).await {
+                    warn!("Failed to send stream channel message: {e}");
+                }
+            }
+        })
+        .await?;
+
+    drop_on_close(sub, tx);
+
+    let event_counter = Arc::new(AtomicU64::default());
+    let stream = ReceiverStream::new(rx).filter_map(move |m| {
+        trace!("Processing raw message: {:?}", m);
+
+        let service = service.clone();
+        let self_user = self_user.clone();
+        let event_counter = event_counter.clone();
+        async move {
+            let message = match m {
+                MainStreamMessage::Notification(IdShape { id }) => {
+                    let ctx = PackingContext::new(service, Some(self_user.clone()))
+                        .await
+                        .map_err(|e| {
+                            error!("Failed to create notification packing context: {}", e);
+                            e
+                        })
+                        .ok()?;
+                    let notification_model = NotificationModel;
+
+                    Some(
+                        Event::default()
+                            .id(event_counter.fetch_add(1, Ordering::Relaxed).to_string())
+                            .event("message")
+                            .json_data(ChannelEvent::Notification(
+                                notification_model
+                                    .get_notification(&ctx, &id, &self_user.id)
+                                    .await
+                                    .map_err(|e| {
+                                        error!("Failed to fetch notification: {}", e);
+                                        e
+                                    })
+                                    .ok()
+                                    .flatten()?,
+                            )),
+                    )
+                }
+            };
+
+            trace!("Sending message: {:?}", message);
+
+            message
+        }
+    });
+
+    Ok(Sse::new(stream).keep_alive(
+        KeepAlive::new()
+            .interval(Duration::from_secs(2))
+            .text("mag-keep-alive"),
+    ))
+}

src/api_v1/user.rs

@@ -1,3 +1,4 @@
+use crate::model::processing::notification::NotificationModel;
 use crate::model::processing::user::{UserBorrowedData, UserModel, UserShapedData};
 use crate::model::PackingContext;
 use crate::service::MagnetarService;
@@ -10,11 +11,14 @@ use itertools::Itertools;
 use magnetar_common::util::lenient_parse_tag_decode;
 use magnetar_sdk::endpoints::user::{
     GetFollowRequestsSelf, GetFollowersById, GetFollowersSelf, GetFollowingById, GetFollowingSelf,
-    GetManyUsersById, GetUserByAcct, GetUserById, GetUserSelf, ManyUsersByIdReq,
+    GetManyUsersById, GetNotifications, GetUserByAcct, GetUserById, GetUserSelf, ManyUsersByIdReq,
+    NotificationsReq,
 };
 use magnetar_sdk::endpoints::{Req, Res};
+use magnetar_sdk::types::notification::NotificationType;
 use std::collections::HashMap;
 use std::sync::Arc;
+use strum::IntoEnumIterator;
 
 pub async fn handle_user_info_self(
     Query(req): Query<Req<GetUserSelf>>,
@@ -141,6 +145,40 @@ pub async fn handle_user_by_id_many(
     Ok(Json(users_ordered))
 }
 
+pub async fn handle_notifications(
+    Query(NotificationsReq {
+        ref exclude_types,
+        include_types,
+        unread_only,
+    }): Query<Req<GetNotifications>>,
+    State(service): State<Arc<MagnetarService>>,
+    AuthenticatedUser(user): AuthenticatedUser,
+    mut pagination: Pagination,
+) -> Result<(Pagination, Json<Res<GetNotifications>>), ApiError> {
+    let notification_types = include_types
+        .unwrap_or_else(|| NotificationType::iter().collect::<Vec<_>>())
+        .iter()
+        .filter(|t| {
+            exclude_types.is_none() || !exclude_types.as_ref().is_some_and(|tt| tt.contains(t))
+        })
+        .copied()
+        .collect::<Vec<_>>();
+
+    let ctx = PackingContext::new(service, Some(user.clone())).await?;
+    let notification_model = NotificationModel;
+    let notifications = notification_model
+        .get_notifications(
+            &ctx,
+            &user.id,
+            &notification_types,
+            unread_only.unwrap_or_default(),
+            &mut pagination,
+        )
+        .await?;
+
+    Ok((pagination, Json(notifications)))
+}
+
 pub async fn handle_following_self(
     Query(_): Query<Req<GetFollowingSelf>>,
     State(service): State<Arc<MagnetarService>>,

src/model/data/id.rs

@@ -17,6 +17,7 @@ macro_rules! impl_id {
 impl_id!(ck::emoji::Model);
 impl_id!(ck::user::Model);
 impl_id!(ck::note::Model);
+impl_id!(ck::notification::Model);
 
 impl BaseId for ck::poll::Model {
     fn get_id(&self) -> &str {

src/model/data/mod.rs

@@ -3,5 +3,6 @@ pub mod emoji;
 pub mod id;
 pub mod instance;
 pub mod note;
+pub mod notification;
 pub mod poll;
 pub mod user;

src/model/data/notification.rs

@@ -0,0 +1,65 @@
+use crate::model::{PackType, PackingContext};
+use magnetar_calckey_model::ck;
+use magnetar_sdk::types::note::{PackNoteMaybeFull, Reaction};
+use magnetar_sdk::types::notification::{
+    NotificationAppExt, NotificationBase, NotificationNoteExt, NotificationReactionExt,
+    NotificationUserExt,
+};
+use magnetar_sdk::types::user::PackUserBase;
+
+impl<'a> PackType<&'a ck::notification::Model> for NotificationBase {
+    fn extract(_: &PackingContext, data: &'a ck::notification::Model) -> Self {
+        NotificationBase {
+            id: data.id.clone(),
+            created_at: data.created_at.into(),
+            is_read: data.is_read,
+        }
+    }
+}
+
+impl<'a> PackType<&'a PackNoteMaybeFull> for NotificationNoteExt {
+    fn extract(_: &PackingContext, data: &'a PackNoteMaybeFull) -> Self {
+        NotificationNoteExt { note: data.clone() }
+    }
+}
+
+impl<'a> PackType<&'a PackUserBase> for NotificationUserExt {
+    fn extract(_: &PackingContext, data: &'a PackUserBase) -> Self {
+        NotificationUserExt { user: data.clone() }
+    }
+}
+
+impl<'a> PackType<&'a Reaction> for NotificationReactionExt {
+    fn extract(_: &PackingContext, data: &'a Reaction) -> Self {
+        NotificationReactionExt {
+            reaction: data.clone(),
+        }
+    }
+}
+
+impl<'a> PackType<(&'a ck::notification::Model, &'a ck::access_token::Model)>
+    for NotificationAppExt
+{
+    fn extract(
+        _: &PackingContext,
+        (notification, access_token): (&'a ck::notification::Model, &'a ck::access_token::Model),
+    ) -> Self {
+        NotificationAppExt {
+            body: notification.custom_body.clone().unwrap_or_default(),
+            header: notification
+                .custom_header
+                .as_ref()
+                .or(access_token.name.as_ref())
+                .map(String::to_string)
+                .clone()
+                .unwrap_or_default(),
+            icon: notification
+                .custom_icon
+                .as_ref()
+                .or(access_token.icon_url.as_ref())
+                .map(String::to_string)
+                .clone()
+                .unwrap_or_default(),
+        }
+    }
+}

src/model/processing/emoji.rs

@@ -1,11 +1,57 @@
-use crate::model::processing::PackResult;
+use crate::model::processing::{PackError, PackResult};
 use crate::model::{PackType, PackingContext};
+use either::Either;
+use futures_util::TryFutureExt;
 use itertools::Itertools;
 use magnetar_calckey_model::ck;
 use magnetar_calckey_model::emoji::EmojiTag;
+use magnetar_common::util::{parse_reaction, RawReaction};
 use magnetar_sdk::types::emoji::{EmojiBase, PackEmojiBase};
+use magnetar_sdk::types::note::{Reaction, ReactionShortcode, ReactionUnicode, ReactionUnknown};
 use magnetar_sdk::types::Id;
 use magnetar_sdk::{Packed, Required};
+use std::sync::Arc;
+
+pub fn parse_emoji_or_raw(tag: &str) -> Either<String, RawReaction> {
+    parse_reaction(tag).map_or_else(|| Either::Left(tag.to_string()), Either::Right)
+}
+
+pub fn shortcode_tag_or_none(value: &RawReaction) -> Option<EmojiTag<'_>> {
+    match value {
+        RawReaction::Shortcode { shortcode, host } => Some(EmojiTag {
+            name: shortcode.as_str(),
+            host: host.as_deref(),
+        }),
+        _ => None,
+    }
+}
+
+pub fn resolve_reaction<'a>(
+    value: RawReaction,
+    code_lookup: &impl Fn(&str, Option<&str>) -> Option<&'a ck::emoji::Model>,
+) -> Reaction {
+    match value {
+        RawReaction::Unicode(text) => Reaction::Unicode(ReactionUnicode(text)),
+        RawReaction::Shortcode { shortcode, host } => code_lookup(&shortcode, host.as_deref())
+            .map_or_else(
+                || {
+                    Reaction::Unknown(ReactionUnknown {
+                        raw: format!(
+                            ":{shortcode}{}:",
+                            host.as_deref().map(|h| format!("@{h}")).unwrap_or_default()
+                        ),
+                    })
+                },
+                |e| {
+                    Reaction::Shortcode(ReactionShortcode {
+                        name: shortcode.clone(),
+                        host: host.clone(),
+                        url: e.public_url.clone(),
+                    })
+                },
+            ),
+    }
+}
 
 pub struct EmojiModel;
 
@@ -48,4 +94,78 @@ impl EmojiModel {
             .take(ctx.limits.max_emojis)
             .collect::<Vec<_>>()
     }
+
+    pub async fn resolve_reaction(
+        &self,
+        ctx: &PackingContext,
+        reaction: &str,
+    ) -> PackResult<Reaction> {
+        let parsed = parse_emoji_or_raw(reaction);
+
+        Ok(match parsed {
+            Either::Left(raw) => Reaction::Unknown(ReactionUnknown { raw }),
+            Either::Right(raw) => {
+                let reaction_fetched = match shortcode_tag_or_none(&raw) {
+                    Some(tag) => {
+                        ctx.service
+                            .emoji_cache
+                            .get(tag.name, tag.host)
+                            .map_err(PackError::from)
+                            .await?
+                    }
+                    None => None,
+                };
+
+                let reaction_ref = reaction_fetched.as_ref().map(Arc::as_ref);
+                resolve_reaction(raw, &move |_, _| reaction_ref)
+            }
+        })
+    }
+
+    pub async fn resolve_reactions_many(
+        &self,
+        ctx: &PackingContext,
+        reactions_raw: &[String],
+    ) -> PackResult<Vec<Reaction>> {
+        let reactions_parsed = reactions_raw
+            .iter()
+            .map(String::as_ref)
+            .map(parse_emoji_or_raw)
+            .collect::<Vec<_>>();
+
+        // Pick out all successfully-parsed shortcode emojis
+        let reactions_to_resolve = reactions_parsed
+            .iter()
+            .map(Either::as_ref)
+            .filter_map(Either::right)
+            .filter_map(shortcode_tag_or_none)
+            .collect::<Vec<_>>();
+
+        let reactions_fetched = ctx
+            .service
+            .emoji_cache
+            .get_many_tagged(&reactions_to_resolve)
+            .map_err(PackError::from)
+            .await?;
+
+        // Left reactions and the Right ones that didn't resolve to any emoji are turned back into Unknown
+        let reactions_resolved = reactions_parsed
+            .into_iter()
+            .map(|val| {
+                val.either(
+                    |raw| Reaction::Unknown(ReactionUnknown { raw }),
+                    |raw| {
+                        resolve_reaction(raw, &|shortcode, host| {
+                            reactions_fetched
+                                .iter()
+                                .find(|e| e.host.as_deref() == host && e.name == shortcode)
+                                .map(Arc::as_ref)
+                        })
+                    },
+                )
+            })
+            .collect::<Vec<_>>();
+
+        Ok(reactions_resolved)
+    }
 }

src/model/processing/mod.rs

@@ -10,6 +10,7 @@ use thiserror::Error;
 pub mod drive;
 pub mod emoji;
 pub mod note;
+pub mod notification;
 pub mod user;
 
 #[derive(Debug, Error, strum::IntoStaticStr)]
@@ -18,7 +19,7 @@ pub enum PackError {
     DbError(#[from] DbErr),
     #[error("Calckey database wrapper error: {0}")]
     CalckeyDbError(#[from] CalckeyDbError),
-    #[error("Emoji cache error: {0}")]
+    #[error("Data error: {0}")]
     DataError(String),
     #[error("Emoji cache error: {0}")]
     EmojiCacheError(#[from] EmojiCacheError),

src/model/processing/note.rs

@@ -7,9 +7,8 @@ use crate::model::{PackType, PackingContext};
 use compact_str::CompactString;
 use either::Either;
 use futures_util::future::{try_join_all, BoxFuture};
-use futures_util::{FutureExt, StreamExt, TryFutureExt, TryStreamExt};
+use futures_util::{FutureExt, StreamExt, TryStreamExt};
 use magnetar_calckey_model::ck::sea_orm_active_enums::NoteVisibilityEnum;
-use magnetar_calckey_model::emoji::EmojiTag;
 use magnetar_calckey_model::model_ext::AliasColumnExt;
 use magnetar_calckey_model::note_model::data::{
     sub_interaction_reaction, sub_interaction_renote, NoteData,
@@ -20,14 +19,12 @@ use magnetar_calckey_model::sea_orm::sea_query::{PgFunc, Query, SimpleExpr};
 use magnetar_calckey_model::sea_orm::{ActiveEnum, ColumnTrait, Iden, IntoSimpleExpr};
 use magnetar_calckey_model::user_model::UserResolveOptions;
 use magnetar_calckey_model::{ck, CalckeyDbError};
-use magnetar_common::util::{parse_reaction, RawReaction};
 use magnetar_sdk::mmm::Token;
 use magnetar_sdk::types::drive::PackDriveFileBase;
 use magnetar_sdk::types::emoji::EmojiContext;
 use magnetar_sdk::types::note::{
     NoteAttachmentExt, NoteBase, NoteDetailExt, NoteSelfContextExt, PackNoteBase,
-    PackNoteMaybeAttachments, PackNoteMaybeFull, PackPollBase, PollBase, Reaction, ReactionPair,
-    ReactionShortcode, ReactionUnicode, ReactionUnknown,
+    PackNoteMaybeAttachments, PackNoteMaybeFull, PackPollBase, PollBase, ReactionPair,
 };
 use magnetar_sdk::types::user::UserRelationship;
 use magnetar_sdk::types::{Id, MmXml};
@@ -299,95 +296,38 @@ impl NoteModel {
         let shortcodes = emoji_model.deduplicate_emoji(ctx, emoji_extracted);
         // Parse the JSON into an ordered map and turn it into a Vec of pairs, parsing the reaction codes
         // Failed reaction parses -> Left, Successful ones -> Right
-        let reactions_raw =
+        let (reactions_raw, reactions_counts): (Vec<_>, Vec<_>) =
             serde_json::Map::<String, serde_json::Value>::deserialize(&note.reactions)?
                 .into_iter()
-                .map(|(ref code, count)| {
-                    let reaction = parse_reaction(code)
-                        .map_or_else(|| Either::Left(code.to_string()), Either::Right);
-
-                    (
-                        reaction,
-                        count,
-                        note_data
-                            .interaction_user_reaction()
-                            .as_ref()
-                            .and_then(|r| r.reaction_name.as_deref())
-                            .map(|r| r == code),
-                    )
-                })
-                .map(|(code, count, self_reacted)| {
-                    Ok((code, usize::deserialize(count)?, self_reacted))
-                })
-                .filter(|v| !v.as_ref().is_ok_and(|(_, count, _)| *count == 0))
-                .collect::<Result<Vec<_>, serde_json::Error>>()?;
-        // Pick out all successfully-parsed shortcode emojis
-        let reactions_to_resolve = reactions_raw
+                .filter_map(|(k, v)| Some((k, usize::deserialize(v).ok()?)))
+                .filter(|(_, count)| *count > 0)
+                .unzip();
+        let self_reaction_name = note_data
+            .interaction_user_reaction()
+            .as_ref()
+            .and_then(|r| r.reaction_name.as_deref());
+        let reactions_has_self_reacted = reactions_raw
             .iter()
-            .map(|(code, _, _)| code)
-            .map(Either::as_ref)
-            .filter_map(Either::right)
-            .filter_map(|c| match c {
-                RawReaction::Shortcode { shortcode, host } => Some(EmojiTag {
-                    name: shortcode,
-                    host: host.as_deref(),
-                }),
-                _ => None,
-            })
+            .map(|r| self_reaction_name.map(|srn| srn == r))
             .collect::<Vec<_>>();
 
-        let reaction_fetch = ctx
-            .service
-            .emoji_cache
-            .get_many_tagged(&reactions_to_resolve)
-            .map_err(PackError::from);
         let emoji_fetch = emoji_model.fetch_many_emojis(
             ctx,
             &shortcodes,
             note_data.user().user().host.as_deref(),
         );
 
+        let reaction_fetch = emoji_model.resolve_reactions_many(ctx, &reactions_raw);
+
         let (reactions_fetched, emojis) = try_join!(reaction_fetch, emoji_fetch)?;
 
-        // Left reactions and the Right ones that didn't resolve to any emoji are turned back into Unknown
-        let reactions = &reactions_raw
+        let reactions = reactions_fetched
             .into_iter()
-            .map(|(raw, count, self_reaction)| {
-                let reaction = raw.either(
-                    |raw| Reaction::Unknown(ReactionUnknown { raw }),
-                    |raw| match raw {
-                        RawReaction::Unicode(text) => Reaction::Unicode(ReactionUnicode(text)),
-                        RawReaction::Shortcode { shortcode, host } => reactions_fetched
-                            .iter()
-                            .find(|e| e.host == host && e.name == shortcode)
-                            .map_or_else(
-                                || {
-                                    Reaction::Unknown(ReactionUnknown {
-                                        raw: format!(
-                                            ":{shortcode}{}:",
-                                            host.as_deref()
-                                                .map(|h| format!("@{h}"))
-                                                .unwrap_or_default()
-                                        ),
-                                    })
-                                },
-                                |e| {
-                                    Reaction::Shortcode(ReactionShortcode {
-                                        name: shortcode.clone(),
-                                        host: host.clone(),
-                                        url: e.public_url.clone(),
-                                    })
-                                },
-                            ),
-                    },
-                );
-
-                match self_reaction {
-                    Some(self_reaction) => {
-                        ReactionPair::WithContext(reaction, count, self_reaction)
-                    }
-                    None => ReactionPair::WithoutContext(reaction, count),
-                }
+            .zip(reactions_counts.into_iter())
+            .zip(reactions_has_self_reacted.into_iter())
+            .map(|((reaction, count), self_reaction)| match self_reaction {
+                Some(self_reaction) => ReactionPair::WithContext(reaction, count, self_reaction),
+                None => ReactionPair::WithoutContext(reaction, count),
             })
             .collect::<Vec<_>>();
 
@@ -409,7 +349,7 @@ impl NoteModel {
                     .and_then(Result::ok)
                     .map(MmXml)
                     .as_ref(),
-                reactions,
+                reactions: &reactions,
                 user,
                 emoji_context,
             },
@@ -506,7 +446,7 @@ impl NoteModel {
         )))
     }
 
-    fn pack_full_single<'b, 'a: 'b>(
+    pub fn pack_full_single<'b, 'a: 'b>(
         &'a self,
         ctx: &'a PackingContext,
         note: &'b (dyn NoteShapedData<'a> + 'b),

src/model/processing/notification.rs

@@ -0,0 +1,344 @@
+use crate::model::data::id::BaseId;
+use crate::model::processing::emoji::EmojiModel;
+use crate::model::processing::note::{NoteModel, NoteVisibilityFilterModel};
+use crate::model::processing::user::UserModel;
+use crate::model::processing::{PackError, PackResult};
+use crate::model::{PackType, PackingContext};
+use crate::web::pagination::Pagination;
+use futures_util::{StreamExt, TryStreamExt};
+use magnetar_calckey_model::ck;
+use magnetar_calckey_model::ck::sea_orm_active_enums::NotificationTypeEnum;
+use magnetar_calckey_model::note_model::NoteResolveOptions;
+use magnetar_calckey_model::notification_model::{NotificationData, NotificationResolveOptions};
+use magnetar_calckey_model::user_model::UserResolveOptions;
+use magnetar_sdk::types::notification::{
+    NotificationAppExt, NotificationBase, NotificationNoteExt, NotificationReactionExt,
+    NotificationType, NotificationUserExt, PackNotification, PackNotificationApp,
+    PackNotificationFollow, PackNotificationFollowRequestAccepted,
+    PackNotificationFollowRequestReceived, PackNotificationMention, PackNotificationPollEnd,
+    PackNotificationQuote, PackNotificationReaction, PackNotificationRenote, PackNotificationReply,
+};
+use magnetar_sdk::types::Id;
+use magnetar_sdk::{Packed, Required};
+use std::sync::Arc;
+
+impl PackType<&NotificationType> for NotificationTypeEnum {
+    fn extract(_: &PackingContext, value: &NotificationType) -> Self {
+        use NotificationType as NT;
+        use NotificationTypeEnum as NTE;
+        match value {
+            NT::Follow => NTE::Follow,
+            NT::FollowRequestReceived => NTE::ReceiveFollowRequest,
+            NT::FollowRequestAccepted => NTE::FollowRequestAccepted,
+            NT::Mention => NTE::Mention,
+            NT::Reply => NTE::Reply,
+            NT::Renote => NTE::Renote,
+            NT::Reaction => NTE::Reaction,
+            NT::Quote => NTE::Quote,
+            NT::PollEnd => NTE::PollEnded,
+            NT::App => NTE::App,
+        }
+    }
+}
+
+impl PackType<&NotificationTypeEnum> for NotificationType {
+    fn extract(_: &PackingContext, value: &NotificationTypeEnum) -> Self {
+        use NotificationType as NT;
+        use NotificationTypeEnum as NTE;
+        match value {
+            NTE::Follow => NT::Follow,
+            NTE::ReceiveFollowRequest => NT::FollowRequestReceived,
+            NTE::FollowRequestAccepted => NT::FollowRequestAccepted,
+            NTE::Mention => NT::Mention,
+            NTE::Reply => NT::Reply,
+            NTE::Renote => NT::Renote,
+            NTE::Reaction => NT::Reaction,
+            NTE::Quote => NT::Quote,
+            NTE::PollEnded => NT::PollEnd,
+            NTE::App => NT::App,
+        }
+    }
+}
+
+pub struct NotificationModel;
+
+impl NotificationModel {
+    async fn pack_notification_single(
+        &self,
+        ctx: &PackingContext,
+        notification_data: &NotificationData,
+        note_model: &NoteModel,
+        user_model: &UserModel,
+        emoji_model: &EmojiModel,
+    ) -> PackResult<PackNotification> {
+        let notification_type =
+            NotificationType::extract(ctx, &notification_data.notification.r#type);
+        let id = Required(Id::from(&notification_data.notification.id));
+        let base = Required(NotificationBase::extract(
+            ctx,
+            &notification_data.notification,
+        ));
+
+        let notifier = notification_data
+            .notifier
+            .as_ref()
+            .ok_or_else(|| PackError::DataError("Missing notification user".to_string()));
+        let note = notification_data
+            .notification_note
+            .as_ref()
+            .ok_or_else(|| PackError::DataError("Missing notification note".to_string()));
+        let access_token = notification_data
+            .access_token
+            .as_ref()
+            .ok_or_else(|| PackError::DataError("Missing notification access token".to_string()));
+
+        Ok(match notification_type {
+            NotificationType::Follow => {
+                PackNotification::Follow(PackNotificationFollow::pack_from((
+                    id,
+                    base,
+                    Required(NotificationUserExt::extract(
+                        ctx,
+                        &user_model.base_from_existing(ctx, &notifier?).await?,
+                    )),
+                )))
+            }
+            NotificationType::FollowRequestReceived => PackNotification::FollowRequestReceived(
+                PackNotificationFollowRequestReceived::pack_from((
+                    id,
+                    base,
+                    Required(NotificationUserExt::extract(
+                        ctx,
+                        &user_model.base_from_existing(ctx, &notifier?).await?,
+                    )),
+                )),
+            ),
+            NotificationType::FollowRequestAccepted => PackNotification::FollowRequestAccepted(
+                PackNotificationFollowRequestAccepted::pack_from((
+                    id,
+                    base,
+                    Required(NotificationUserExt::extract(
+                        ctx,
+                        &user_model.base_from_existing(ctx, &notifier?).await?,
+                    )),
+                )),
+            ),
+            NotificationType::Mention => {
+                PackNotification::Mention(PackNotificationMention::pack_from((
+                    id,
+                    base,
+                    Required(NotificationNoteExt::extract(
+                        ctx,
+                        &note_model.pack_full_single(ctx, &note?).await?,
+                    )),
+                )))
+            }
+            NotificationType::Reply => PackNotification::Reply(PackNotificationReply::pack_from((
+                id,
+                base,
+                Required(NotificationNoteExt::extract(
+                    ctx,
+                    &note_model.pack_full_single(ctx, &note?).await?,
+                )),
+            ))),
+            NotificationType::Renote => {
+                PackNotification::Renote(PackNotificationRenote::pack_from((
+                    id,
+                    base,
+                    Required(NotificationNoteExt::extract(
+                        ctx,
+                        &note_model.pack_full_single(ctx, &note?).await?,
+                    )),
+                )))
+            }
+            NotificationType::Reaction => {
+                PackNotification::Reaction(PackNotificationReaction::pack_from((
+                    id,
+                    base,
+                    Required(NotificationNoteExt::extract(
+                        ctx,
+                        &note_model.pack_full_single(ctx, &note?).await?,
+                    )),
+                    Required(NotificationReactionExt::extract(
+                        ctx,
+                        &emoji_model
+                            .resolve_reaction(
+                                ctx,
+                                notification_data
+                                    .notification
+                                    .reaction
+                                    .as_deref()
+                                    .ok_or_else(|| {
+                                        PackError::DataError(
+                                            "Missing notification reaction".to_string(),
+                                        )
+                                    })?,
+                            )
+                            .await?,
+                    )),
+                    Required(NotificationUserExt::extract(
+                        ctx,
+                        &user_model.base_from_existing(ctx, &notifier?).await?,
+                    )),
+                )))
+            }
+            NotificationType::Quote => PackNotification::Quote(PackNotificationQuote::pack_from((
+                id,
+                base,
+                Required(NotificationNoteExt::extract(
+                    ctx,
+                    &note_model.pack_full_single(ctx, &note?).await?,
+                )),
+            ))),
+            NotificationType::PollEnd => {
+                PackNotification::PollEnd(PackNotificationPollEnd::pack_from((
+                    id,
+                    base,
+                    Required(NotificationNoteExt::extract(
+                        ctx,
+                        &note_model.pack_full_single(ctx, &note?).await?,
+                    )),
+                )))
+            }
+            NotificationType::App => PackNotification::App(PackNotificationApp::pack_from((
+                id,
+                base,
+                Required(NotificationAppExt::extract(
+                    ctx,
+                    (&notification_data.notification, access_token?),
+                )),
+            ))),
+        })
+    }
+
+    pub async fn get_notification(
+        &self,
+        ctx: &PackingContext,
+        notification_id: &str,
+        user_id: &str,
+    ) -> PackResult<Option<PackNotification>> {
+        let user_resolve_options = UserResolveOptions {
+            with_avatar: true,
+            with_banner: false,
+            with_profile: false,
+        };
+
+        let self_id = ctx.self_user.as_deref().map(ck::user::Model::get_id);
+        let Some(notification_raw) = ctx
+            .service
+            .db
+            .get_notification_resolver()
+            .get_single(
+                &NotificationResolveOptions {
+                    note_options: NoteResolveOptions {
+                        ids: None,
+                        visibility_filter: Arc::new(
+                            NoteVisibilityFilterModel.new_note_visibility_filter(Some(user_id)),
+                        ),
+                        time_range: None,
+                        limit: None,
+                        with_reply_target: true,
+                        with_renote_target: true,
+                        with_interactions_from: self_id.map(str::to_string),
+                        only_pins_from: None,
+                        user_options: user_resolve_options.clone(),
+                    },
+                    user_options: user_resolve_options,
+                },
+                notification_id,
+            )
+            .await?
+        else {
+            return Ok(None);
+        };
+
+        let note_model = NoteModel {
+            with_context: true,
+            attachments: false,
+        };
+        let user_model = UserModel;
+        let emoji_model = EmojiModel;
+
+        let notification = self
+            .pack_notification_single(
+                ctx,
+                &notification_raw,
+                &note_model,
+                &user_model,
+                &emoji_model,
+            )
+            .await?;
+
+        Ok(Some(notification))
+    }
+
+    pub async fn get_notifications(
+        &self,
+        ctx: &PackingContext,
+        id: &str,
+        notification_types: &[NotificationType],
+        unread_only: bool,
+        pagination: &mut Pagination,
+    ) -> PackResult<Vec<PackNotification>> {
+        let user_resolve_options = UserResolveOptions {
+            with_avatar: true,
+            with_banner: false,
+            with_profile: false,
+        };
+
+        let self_id = ctx.self_user.as_deref().map(ck::user::Model::get_id);
+        let notifications_raw = ctx
+            .service
+            .db
+            .get_notification_resolver()
+            .get(
+                &NotificationResolveOptions {
+                    note_options: NoteResolveOptions {
+                        ids: None,
+                        visibility_filter: Arc::new(
+                            NoteVisibilityFilterModel.new_note_visibility_filter(Some(id)),
+                        ),
+                        time_range: None,
+                        limit: None,
+                        with_reply_target: true,
+                        with_renote_target: true,
+                        with_interactions_from: self_id.map(str::to_string),
+                        only_pins_from: None,
+                        user_options: user_resolve_options.clone(),
+                    },
+                    user_options: user_resolve_options,
+                },
+                id,
+                &notification_types
+                    .iter()
+                    .map(|v| NotificationTypeEnum::extract(ctx, v))
+                    .collect::<Vec<_>>(),
+                unread_only,
+                &pagination.current,
+                &mut pagination.prev,
+                &mut pagination.next,
+                pagination.limit.into(),
+            )
+            .await?;
+
+        let note_model = NoteModel {
+            with_context: true,
+            attachments: false,
+        };
+        let user_model = UserModel;
+        let emoji_model = EmojiModel;
+
+        let fut_iter = notifications_raw
+            .iter()
+            .map(|n| self.pack_notification_single(ctx, n, &note_model, &user_model, &emoji_model))
+            .collect::<Vec<_>>();
+
+        let processed = futures::stream::iter(fut_iter)
+            .buffered(10)
+            .err_into::<PackError>()
+            .try_collect::<Vec<_>>()
+            .await?;
+
+        Ok(processed)
+    }
+}

src/service/emoji_cache.rs

@@ -98,13 +98,16 @@ impl EmojiCacheService {
         }
         drop(read);
 
-        let emoji = self
-            .db
-            .fetch_many_emojis(&to_resolve, host)
-            .await?
-            .into_iter()
-            .map(Arc::new)
-            .collect::<Vec<_>>();
+        let emoji = if to_resolve.is_empty() {
+            Vec::new()
+        } else {
+            self.db
+                .fetch_many_emojis(&to_resolve, host)
+                .await?
+                .into_iter()
+                .map(Arc::new)
+                .collect::<Vec<_>>()
+        };
         resolved.extend(emoji.iter().cloned());
 
         let mut write = self.cache.lock().await;
@@ -148,13 +151,16 @@ impl EmojiCacheService {
         }
         drop(read);
 
-        let emoji = self
-            .db
-            .fetch_many_tagged_emojis(&to_resolve)
-            .await?
-            .into_iter()
-            .map(Arc::new)
-            .collect::<Vec<_>>();
+        let emoji = if to_resolve.is_empty() {
+            Vec::new()
+        } else {
+            self.db
+                .fetch_many_tagged_emojis(&to_resolve)
+                .await?
+                .into_iter()
+                .map(Arc::new)
+                .collect::<Vec<_>>()
+        };
         resolved.extend(emoji.iter().cloned());
 
         let mut write = self.cache.lock().await;

src/service/instance_cache.rs

@@ -1,6 +1,7 @@
 use crate::web::ApiError;
 use lru::LruCache;
 use magnetar_calckey_model::{ck, CalckeyDbError, CalckeyModel};
+use magnetar_common::config::MagnetarConfig;
 use std::sync::Arc;
 use std::time::{Duration, Instant};
 use strum::EnumVariantNames;
@@ -44,10 +45,16 @@ pub struct RemoteInstanceCacheService {
     cache: Mutex<LruCache<String, CacheEntry>>,
     lifetime_max: Duration,
     db: CalckeyModel,
+    config: &'static MagnetarConfig,
 }
 
 impl RemoteInstanceCacheService {
-    pub(super) fn new(db: CalckeyModel, cache_size: usize, entry_lifetime: Duration) -> Self {
+    pub(super) fn new(
+        db: CalckeyModel,
+        config: &'static MagnetarConfig,
+        cache_size: usize,
+        entry_lifetime: Duration,
+    ) -> Self {
         const CACHE_SIZE: usize = 256;
 
         Self {
@@ -58,6 +65,7 @@ impl RemoteInstanceCacheService {
             )),
             lifetime_max: entry_lifetime,
             db,
+            config,
         }
     }
 
@@ -65,6 +73,10 @@ impl RemoteInstanceCacheService {
         &self,
         host: &str,
     ) -> Result<Option<Arc<ck::instance::Model>>, RemoteInstanceCacheError> {
+        if host == self.config.networking.host {
+            return Ok(None);
+        }
+
         let mut read = self.cache.lock().await;
         if let Some(item) = read.peek(host) {
             if item.created + self.lifetime_max >= Instant::now() {

src/service/mod.rs

@@ -51,6 +51,7 @@ impl MagnetarService {
         let emoji_cache = emoji_cache::EmojiCacheService::new(db.clone());
         let remote_instance_cache = instance_cache::RemoteInstanceCacheService::new(
             db.clone(),
+            config,
             256,
             Duration::from_secs(100),
         );

src/web/mod.rs

@@ -6,6 +6,8 @@ use magnetar_calckey_model::{CalckeyCacheError, CalckeyDbError};
 use magnetar_common::util::FediverseTagParseError;
 use serde::Serialize;
 use serde_json::json;
+use std::fmt::{Display, Formatter};
+use thiserror::Error;
 
 pub mod auth;
 pub mod pagination;
@@ -36,13 +38,23 @@ impl ErrorCode {
     }
 }
 
-#[derive(Debug)]
+#[derive(Debug, Error)]
 pub struct ApiError {
     pub status: StatusCode,
     pub code: ErrorCode,
     pub message: String,
 }
 
+impl Display for ApiError {
+    fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
+        write!(
+            f,
+            "ApiError[status = \"{}\", code = \"{:?}\"]: \"{}\"",
+            self.status, self.code, self.message
+        )
+    }
+}
+
 #[derive(Debug)]
 pub struct AccessForbidden(pub String);