feat: エクスポート完了時に通知を発行するように (#14484)

* feat: エクスポート完了時に通知を発行するように

* Update Changelog

* entitity -> entity

* fix: ペイロードを含むように

* fix icon

* exportableEntities -> userExportableEntities

21 files changed, 199 insertions, 7 deletions

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 086ff8dcc8..a1d2e950b1 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,7 @@
 - Feat: UserWebhookとSystemWebhookのテスト送信機能を追加 (#14445)
 - Feat: モデレーターはユーザーにかかわらずファイルが添付されているノートを検索できるように  
   (Cherry-picked from https://github.com/MisskeyIO/misskey/pull/680)
+- Feat: データエクスポートが完了した際に通知を発行するように
 - Enhance: ユーザーによるコンテンツインポートの可否をロールポリシーで制御できるように
 - Enhance: 依存関係の更新
 - Enhance: l10nの更新
diff --git a/locales/index.d.ts b/locales/index.d.ts
index 1250aa4f4d..a52ee8d808 100644
--- a/locales/index.d.ts
+++ b/locales/index.d.ts
@@ -1353,6 +1353,10 @@ export interface Locale extends ILocale {
      */
     "addFile": string;
     /**
+     * ファイルを表示
+     */
+    "showFile": string;
+    /**
      * ドライブは空です
      */
     "emptyDrive": string;
@@ -9253,6 +9257,10 @@ export interface Locale extends ILocale {
          * 通知の履歴をリセットする
          */
         "flushNotification": string;
+        /**
+         * {x}のエクスポートが完了しました
+         */
+        "exportOfXCompleted": ParameterizedString<"x">;
         "_types": {
             /**
              * すべて
@@ -9307,6 +9315,14 @@ export interface Locale extends ILocale {
              */
             "achievementEarned": string;
             /**
+             * エクスポートが完了した
+             */
+            "exportCompleted": string;
+            /**
+             * 通知のテスト
+             */
+            "test": string;
+            /**
              * 連携アプリからの通知
              */
             "app": string;
diff --git a/locales/ja-JP.yml b/locales/ja-JP.yml
index 6c5df3e658..75c895a230 100644
--- a/locales/ja-JP.yml
+++ b/locales/ja-JP.yml
@@ -334,6 +334,7 @@ renameFolder: "フォルダー名を変更"
 deleteFolder: "フォルダーを削除"
 folder: "フォルダー"
 addFile: "ファイルを追加"
+showFile: "ファイルを表示"
 emptyDrive: "ドライブは空です"
 emptyFolder: "フォルダーは空です"
 unableToDelete: "削除できません"
@@ -2443,6 +2444,7 @@ _notification:
   renotedBySomeUsers: "{n}人がリノートしました"
   followedBySomeUsers: "{n}人にフォローされました"
   flushNotification: "通知の履歴をリセットする"
+  exportOfXCompleted: "{x}のエクスポートが完了しました"
 
   _types:
     all: "すべて"
@@ -2458,6 +2460,8 @@ _notification:
     followRequestAccepted: "フォローが受理された"
     roleAssigned: "ロールが付与された"
     achievementEarned: "実績の獲得"
+    exportCompleted: "エクスポートが完了した"
+    test: "通知のテスト"
     app: "連携アプリからの通知"
 
   _actions:
diff --git a/packages/backend/src/core/entities/NotificationEntityService.ts b/packages/backend/src/core/entities/NotificationEntityService.ts
index f393513510..1b61a6195d 100644
--- a/packages/backend/src/core/entities/NotificationEntityService.ts
+++ b/packages/backend/src/core/entities/NotificationEntityService.ts
@@ -162,6 +162,10 @@ export class NotificationEntityService implements OnModuleInit {
 			...(notification.type === 'achievementEarned' ? {
 				achievement: notification.achievement,
 			} : {}),
+			...(notification.type === 'exportCompleted' ? {
+				exportedEntity: notification.exportedEntity,
+				fileId: notification.fileId,
+			} : {}),
 			...(notification.type === 'app' ? {
 				body: notification.customBody,
 				header: notification.customHeader,
diff --git a/packages/backend/src/models/Notification.ts b/packages/backend/src/models/Notification.ts
index 87d8c16cb3..2c5b75f577 100644
--- a/packages/backend/src/models/Notification.ts
+++ b/packages/backend/src/models/Notification.ts
@@ -7,6 +7,8 @@ import { MiUser } from './User.js';
 import { MiNote } from './Note.js';
 import { MiAccessToken } from './AccessToken.js';
 import { MiRole } from './Role.js';
+import { MiDriveFile } from './DriveFile.js';
+import { userExportableEntities } from '@/types.js';
 
 export type MiNotification = {
 	type: 'note';
@@ -78,6 +80,12 @@ export type MiNotification = {
 	createdAt: string;
 	achievement: string;
 } | {
+	type: 'exportCompleted';
+	id: string;
+	createdAt: string;
+	exportedEntity: typeof userExportableEntities[number];
+	fileId: MiDriveFile['id'];
+} | {
 	type: 'app';
 	id: string;
 	createdAt: string;
diff --git a/packages/backend/src/models/json-schema/notification.ts b/packages/backend/src/models/json-schema/notification.ts
index b05ec8b762..bbec2e397f 100644
--- a/packages/backend/src/models/json-schema/notification.ts
+++ b/packages/backend/src/models/json-schema/notification.ts
@@ -4,7 +4,7 @@
  */
 
 import { ACHIEVEMENT_TYPES } from '@/core/AchievementService.js';
-import { notificationTypes } from '@/types.js';
+import { notificationTypes, userExportableEntities } from '@/types.js';
 
 const baseSchema = {
 	type: 'object',
@@ -305,6 +305,26 @@ export const packedNotificationSchema = {
 			type: {
 				type: 'string',
 				optional: false, nullable: false,
+				enum: ['exportCompleted'],
+			},
+			exportedEntity: {
+				type: 'string',
+				optional: false, nullable: false,
+				enum: userExportableEntities,
+			},
+			fileId: {
+				type: 'string',
+				optional: false, nullable: false,
+				format: 'id',
+			},
+		},
+	}, {
+		type: 'object',
+		properties: {
+			...baseSchema.properties,
+			type: {
+				type: 'string',
+				optional: false, nullable: false,
 				enum: ['app'],
 			},
 			body: {
diff --git a/packages/backend/src/queue/processors/ExportAntennasProcessorService.ts b/packages/backend/src/queue/processors/ExportAntennasProcessorService.ts
index 88c4ea29c0..b3111865ad 100644
--- a/packages/backend/src/queue/processors/ExportAntennasProcessorService.ts
+++ b/packages/backend/src/queue/processors/ExportAntennasProcessorService.ts
@@ -14,6 +14,7 @@ import { DriveService } from '@/core/DriveService.js';
 import { bindThis } from '@/decorators.js';
 import { createTemp } from '@/misc/create-temp.js';
 import { UtilityService } from '@/core/UtilityService.js';
+import { NotificationService } from '@/core/NotificationService.js';
 import { QueueLoggerService } from '../QueueLoggerService.js';
 import type { DBExportAntennasData } from '../types.js';
 import type * as Bull from 'bullmq';
@@ -35,6 +36,7 @@ export class ExportAntennasProcessorService {
 		private driveService: DriveService,
 		private utilityService: UtilityService,
 		private queueLoggerService: QueueLoggerService,
+		private notificationService: NotificationService,
 	) {
 		this.logger = this.queueLoggerService.logger.createSubLogger('export-antennas');
 	}
@@ -95,6 +97,11 @@ export class ExportAntennasProcessorService {
 			const fileName = 'antennas-' + DateFormat(new Date(), 'yyyy-MM-dd-HH-mm-ss') + '.json';
 			const driveFile = await this.driveService.addFile({ user, path, name: fileName, force: true, ext: 'json' });
 			this.logger.succ('Exported to: ' + driveFile.id);
+
+			this.notificationService.createNotification(user.id, 'exportCompleted', {
+				exportedEntity: 'antenna',
+				fileId: driveFile.id,
+			});
 		} finally {
 			cleanup();
 		}
diff --git a/packages/backend/src/queue/processors/ExportBlockingProcessorService.ts b/packages/backend/src/queue/processors/ExportBlockingProcessorService.ts
index 6ec3c18786..ecc439db69 100644
--- a/packages/backend/src/queue/processors/ExportBlockingProcessorService.ts
+++ b/packages/backend/src/queue/processors/ExportBlockingProcessorService.ts
@@ -13,6 +13,7 @@ import type Logger from '@/logger.js';
 import { DriveService } from '@/core/DriveService.js';
 import { createTemp } from '@/misc/create-temp.js';
 import { UtilityService } from '@/core/UtilityService.js';
+import { NotificationService } from '@/core/NotificationService.js';
 import { bindThis } from '@/decorators.js';
 import { QueueLoggerService } from '../QueueLoggerService.js';
 import type * as Bull from 'bullmq';
@@ -30,6 +31,7 @@ export class ExportBlockingProcessorService {
 		private blockingsRepository: BlockingsRepository,
 
 		private utilityService: UtilityService,
+		private notificationService: NotificationService,
 		private driveService: DriveService,
 		private queueLoggerService: QueueLoggerService,
 	) {
@@ -109,6 +111,11 @@ export class ExportBlockingProcessorService {
 			const driveFile = await this.driveService.addFile({ user, path, name: fileName, force: true, ext: 'csv' });
 
 			this.logger.succ(`Exported to: ${driveFile.id}`);
+
+			this.notificationService.createNotification(user.id, 'exportCompleted', {
+				exportedEntity: 'blocking',
+				fileId: driveFile.id,
+			});
 		} finally {
 			cleanup();
 		}
diff --git a/packages/backend/src/queue/processors/ExportClipsProcessorService.ts b/packages/backend/src/queue/processors/ExportClipsProcessorService.ts
index 01eab26e96..583ddbb745 100644
--- a/packages/backend/src/queue/processors/ExportClipsProcessorService.ts
+++ b/packages/backend/src/queue/processors/ExportClipsProcessorService.ts
@@ -19,6 +19,7 @@ import { bindThis } from '@/decorators.js';
 import { DriveFileEntityService } from '@/core/entities/DriveFileEntityService.js';
 import { Packed } from '@/misc/json-schema.js';
 import { IdService } from '@/core/IdService.js';
+import { NotificationService } from '@/core/NotificationService.js';
 import { QueueLoggerService } from '../QueueLoggerService.js';
 import type * as Bull from 'bullmq';
 import type { DbJobDataWithUser } from '../types.js';
@@ -43,6 +44,7 @@ export class ExportClipsProcessorService {
 		private driveService: DriveService,
 		private queueLoggerService: QueueLoggerService,
 		private idService: IdService,
+		private notificationService: NotificationService,
 	) {
 		this.logger = this.queueLoggerService.logger.createSubLogger('export-clips');
 	}
@@ -79,6 +81,11 @@ export class ExportClipsProcessorService {
 			const driveFile = await this.driveService.addFile({ user, path, name: fileName, force: true, ext: 'json' });
 
 			this.logger.succ(`Exported to: ${driveFile.id}`);
+
+			this.notificationService.createNotification(user.id, 'exportCompleted', {
+				exportedEntity: 'clip',
+				fileId: driveFile.id,
+			});
 		} finally {
 			cleanup();
 		}
diff --git a/packages/backend/src/queue/processors/ExportCustomEmojisProcessorService.ts b/packages/backend/src/queue/processors/ExportCustomEmojisProcessorService.ts
index e4eb4791bd..e237cd4975 100644
--- a/packages/backend/src/queue/processors/ExportCustomEmojisProcessorService.ts
+++ b/packages/backend/src/queue/processors/ExportCustomEmojisProcessorService.ts
@@ -16,6 +16,7 @@ import type Logger from '@/logger.js';
 import { DriveService } from '@/core/DriveService.js';
 import { createTemp, createTempDir } from '@/misc/create-temp.js';
 import { DownloadService } from '@/core/DownloadService.js';
+import { NotificationService } from '@/core/NotificationService.js';
 import { bindThis } from '@/decorators.js';
 import { QueueLoggerService } from '../QueueLoggerService.js';
 import type * as Bull from 'bullmq';
@@ -37,6 +38,7 @@ export class ExportCustomEmojisProcessorService {
 		private driveService: DriveService,
 		private downloadService: DownloadService,
 		private queueLoggerService: QueueLoggerService,
+		private notificationService: NotificationService,
 	) {
 		this.logger = this.queueLoggerService.logger.createSubLogger('export-custom-emojis');
 	}
@@ -134,6 +136,12 @@ export class ExportCustomEmojisProcessorService {
 				const driveFile = await this.driveService.addFile({ user, path: archivePath, name: fileName, force: true });
 
 				this.logger.succ(`Exported to: ${driveFile.id}`);
+
+				this.notificationService.createNotification(user.id, 'exportCompleted', {
+					exportedEntity: 'customEmoji',
+					fileId: driveFile.id,
+				});
+
 				cleanup();
 				archiveCleanup();
 				resolve();
diff --git a/packages/backend/src/queue/processors/ExportFavoritesProcessorService.ts b/packages/backend/src/queue/processors/ExportFavoritesProcessorService.ts
index 7bb626dd31..b81feece01 100644
--- a/packages/backend/src/queue/processors/ExportFavoritesProcessorService.ts
+++ b/packages/backend/src/queue/processors/ExportFavoritesProcessorService.ts
@@ -16,6 +16,7 @@ import type { MiPoll } from '@/models/Poll.js';
 import type { MiNote } from '@/models/Note.js';
 import { bindThis } from '@/decorators.js';
 import { IdService } from '@/core/IdService.js';
+import { NotificationService } from '@/core/NotificationService.js';
 import { QueueLoggerService } from '../QueueLoggerService.js';
 import type * as Bull from 'bullmq';
 import type { DbJobDataWithUser } from '../types.js';
@@ -37,6 +38,7 @@ export class ExportFavoritesProcessorService {
 		private driveService: DriveService,
 		private queueLoggerService: QueueLoggerService,
 		private idService: IdService,
+		private notificationService: NotificationService,
 	) {
 		this.logger = this.queueLoggerService.logger.createSubLogger('export-favorites');
 	}
@@ -123,6 +125,11 @@ export class ExportFavoritesProcessorService {
 			const driveFile = await this.driveService.addFile({ user, path, name: fileName, force: true, ext: 'json' });
 
 			this.logger.succ(`Exported to: ${driveFile.id}`);
+
+			this.notificationService.createNotification(user.id, 'exportCompleted', {
+				exportedEntity: 'favorite',
+				fileId: driveFile.id,
+			});
 		} finally {
 			cleanup();
 		}
diff --git a/packages/backend/src/queue/processors/ExportFollowingProcessorService.ts b/packages/backend/src/queue/processors/ExportFollowingProcessorService.ts
index 1cc80e66d7..903f962515 100644
--- a/packages/backend/src/queue/processors/ExportFollowingProcessorService.ts
+++ b/packages/backend/src/queue/processors/ExportFollowingProcessorService.ts
@@ -14,6 +14,7 @@ import { DriveService } from '@/core/DriveService.js';
 import { createTemp } from '@/misc/create-temp.js';
 import type { MiFollowing } from '@/models/Following.js';
 import { UtilityService } from '@/core/UtilityService.js';
+import { NotificationService } from '@/core/NotificationService.js';
 import { bindThis } from '@/decorators.js';
 import { QueueLoggerService } from '../QueueLoggerService.js';
 import type * as Bull from 'bullmq';
@@ -36,6 +37,7 @@ export class ExportFollowingProcessorService {
 		private utilityService: UtilityService,
 		private driveService: DriveService,
 		private queueLoggerService: QueueLoggerService,
+		private notificationService: NotificationService,
 	) {
 		this.logger = this.queueLoggerService.logger.createSubLogger('export-following');
 	}
@@ -113,6 +115,11 @@ export class ExportFollowingProcessorService {
 			const driveFile = await this.driveService.addFile({ user, path, name: fileName, force: true, ext: 'csv' });
 
 			this.logger.succ(`Exported to: ${driveFile.id}`);
+
+			this.notificationService.createNotification(user.id, 'exportCompleted', {
+				exportedEntity: 'following',
+				fileId: driveFile.id,
+			});
 		} finally {
 			cleanup();
 		}
diff --git a/packages/backend/src/queue/processors/ExportMutingProcessorService.ts b/packages/backend/src/queue/processors/ExportMutingProcessorService.ts
index 243b74f2c2..f9867ade29 100644
--- a/packages/backend/src/queue/processors/ExportMutingProcessorService.ts
+++ b/packages/backend/src/queue/processors/ExportMutingProcessorService.ts
@@ -13,6 +13,7 @@ import type Logger from '@/logger.js';
 import { DriveService } from '@/core/DriveService.js';
 import { createTemp } from '@/misc/create-temp.js';
 import { UtilityService } from '@/core/UtilityService.js';
+import { NotificationService } from '@/core/NotificationService.js';
 import { bindThis } from '@/decorators.js';
 import { QueueLoggerService } from '../QueueLoggerService.js';
 import type * as Bull from 'bullmq';
@@ -32,6 +33,7 @@ export class ExportMutingProcessorService {
 		private utilityService: UtilityService,
 		private driveService: DriveService,
 		private queueLoggerService: QueueLoggerService,
+		private notificationService: NotificationService,
 	) {
 		this.logger = this.queueLoggerService.logger.createSubLogger('export-muting');
 	}
@@ -110,6 +112,11 @@ export class ExportMutingProcessorService {
 			const driveFile = await this.driveService.addFile({ user, path, name: fileName, force: true, ext: 'csv' });
 
 			this.logger.succ(`Exported to: ${driveFile.id}`);
+
+			this.notificationService.createNotification(user.id, 'exportCompleted', {
+				exportedEntity: 'muting',
+				fileId: driveFile.id,
+			});
 		} finally {
 			cleanup();
 		}
diff --git a/packages/backend/src/queue/processors/ExportNotesProcessorService.ts b/packages/backend/src/queue/processors/ExportNotesProcessorService.ts
index c7611012d7..9e2b678219 100644
--- a/packages/backend/src/queue/processors/ExportNotesProcessorService.ts
+++ b/packages/backend/src/queue/processors/ExportNotesProcessorService.ts
@@ -18,6 +18,7 @@ import { bindThis } from '@/decorators.js';
 import { DriveFileEntityService } from '@/core/entities/DriveFileEntityService.js';
 import { Packed } from '@/misc/json-schema.js';
 import { IdService } from '@/core/IdService.js';
+import { NotificationService } from '@/core/NotificationService.js';
 import { JsonArrayStream } from '@/misc/JsonArrayStream.js';
 import { FileWriterStream } from '@/misc/FileWriterStream.js';
 import { QueueLoggerService } from '../QueueLoggerService.js';
@@ -112,6 +113,7 @@ export class ExportNotesProcessorService {
 		private queueLoggerService: QueueLoggerService,
 		private driveFileEntityService: DriveFileEntityService,
 		private idService: IdService,
+		private notificationService: NotificationService,
 	) {
 		this.logger = this.queueLoggerService.logger.createSubLogger('export-notes');
 	}
@@ -150,6 +152,11 @@ export class ExportNotesProcessorService {
 			const driveFile = await this.driveService.addFile({ user, path, name: fileName, force: true, ext: 'json' });
 
 			this.logger.succ(`Exported to: ${driveFile.id}`);
+
+			this.notificationService.createNotification(user.id, 'exportCompleted', {
+				exportedEntity: 'note',
+				fileId: driveFile.id,
+			});
 		} finally {
 			cleanup();
 		}
diff --git a/packages/backend/src/queue/processors/ExportUserListsProcessorService.ts b/packages/backend/src/queue/processors/ExportUserListsProcessorService.ts
index ee87cff5d3..c483d79854 100644
--- a/packages/backend/src/queue/processors/ExportUserListsProcessorService.ts
+++ b/packages/backend/src/queue/processors/ExportUserListsProcessorService.ts
@@ -13,6 +13,7 @@ import type Logger from '@/logger.js';
 import { DriveService } from '@/core/DriveService.js';
 import { createTemp } from '@/misc/create-temp.js';
 import { UtilityService } from '@/core/UtilityService.js';
+import { NotificationService } from '@/core/NotificationService.js';
 import { bindThis } from '@/decorators.js';
 import { QueueLoggerService } from '../QueueLoggerService.js';
 import type * as Bull from 'bullmq';
@@ -35,6 +36,7 @@ export class ExportUserListsProcessorService {
 		private utilityService: UtilityService,
 		private driveService: DriveService,
 		private queueLoggerService: QueueLoggerService,
+		private notificationService: NotificationService,
 	) {
 		this.logger = this.queueLoggerService.logger.createSubLogger('export-user-lists');
 	}
@@ -89,6 +91,11 @@ export class ExportUserListsProcessorService {
 			const driveFile = await this.driveService.addFile({ user, path, name: fileName, force: true, ext: 'csv' });
 
 			this.logger.succ(`Exported to: ${driveFile.id}`);
+
+			this.notificationService.createNotification(user.id, 'exportCompleted', {
+				exportedEntity: 'userList',
+				fileId: driveFile.id,
+			});
 		} finally {
 			cleanup();
 		}
diff --git a/packages/backend/src/types.ts b/packages/backend/src/types.ts
index e852cf5ae2..5854c6b392 100644
--- a/packages/backend/src/types.ts
+++ b/packages/backend/src/types.ts
@@ -16,6 +16,7 @@
  * followRequestAccepted - 自分の送ったフォローリクエストが承認された
  * roleAssigned - ロールが付与された
  * achievementEarned - 実績を獲得
+ * exportCompleted - エクスポートが完了
  * app - アプリ通知
  * test - テスト通知（サーバー側）
  */
@@ -32,6 +33,7 @@ export const notificationTypes = [
 	'followRequestAccepted',
 	'roleAssigned',
 	'achievementEarned',
+	'exportCompleted',
 	'app',
 	'test',
 ] as const;
@@ -51,6 +53,20 @@ export const mutedNoteReasons = ['word', 'manual', 'spam', 'other'] as const;
 export const followingVisibilities = ['public', 'followers', 'private'] as const;
 export const followersVisibilities = ['public', 'followers', 'private'] as const;
 
+/**
+ * ユーザーがエクスポートできるものの種類
+ *
+ * （主にエクスポート完了通知で使用するものであり、既存のDBの名称等と必ずしも一致しない）
+ */
+export const userExportableEntities = ['antenna', 'blocking', 'clip', 'customEmoji', 'favorite', 'following', 'muting', 'note', 'userList'] as const;
+
+/**
+ * ユーザーがインポートできるものの種類
+ *
+ * （主にインポート完了通知で使用するものであり、既存のDBの名称等と必ずしも一致しない）
+ */
+export const userImportableEntities = ['antenna', 'blocking', 'customEmoji', 'following', 'muting', 'userList'] as const;
+
 export const moderationLogTypes = [
 	'updateServerSettings',
 	'suspend',
diff --git a/packages/frontend-shared/js/const.ts b/packages/frontend-shared/js/const.ts
index b62a69ba24..aec4a4a58b 100644
--- a/packages/frontend-shared/js/const.ts
+++ b/packages/frontend-shared/js/const.ts
@@ -67,6 +67,8 @@ export const notificationTypes = [
 	'followRequestAccepted',
 	'roleAssigned',
 	'achievementEarned',
+	'exportCompleted',
+	'test',
 	'app',
 ] as const;
 export const obsoleteNotificationTypes = ['pollVote', 'groupInvited'] as const;
diff --git a/packages/frontend/src/components/MkNotification.vue b/packages/frontend/src/components/MkNotification.vue
index 738cba2134..3989c61776 100644
--- a/packages/frontend/src/components/MkNotification.vue
+++ b/packages/frontend/src/components/MkNotification.vue
@@ -13,7 +13,8 @@ SPDX-License-Identifier: AGPL-3.0-only
 		<div v-else-if="notification.type === 'renote:grouped'" :class="[$style.icon, $style.icon_renoteGroup]"><i class="ti ti-repeat" style="line-height: 1;"></i></div>
 		<img v-else-if="notification.type === 'test'" :class="$style.icon" :src="infoImageUrl"/>
 		<MkAvatar v-else-if="'user' in notification" :class="$style.icon" :user="notification.user" link preview/>
-		<img v-else-if="'icon' in notification" :class="[$style.icon, $style.icon_app]" :src="notification.icon" alt=""/>
+		<MkAvatar v-else-if="notification.type === 'exportCompleted'" :class="$style.icon" :user="$i" link preview/>
+		<img v-else-if="'icon' in notification && notification.icon != null" :class="[$style.icon, $style.icon_app]" :src="notification.icon" alt=""/>
 		<div
 			:class="[$style.subIcon, {
 				[$style.t_follow]: notification.type === 'follow',
@@ -25,6 +26,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 				[$style.t_quote]: notification.type === 'quote',
 				[$style.t_pollEnded]: notification.type === 'pollEnded',
 				[$style.t_achievementEarned]: notification.type === 'achievementEarned',
+				[$style.t_exportCompleted]: notification.type === 'exportCompleted',
 				[$style.t_roleAssigned]: notification.type === 'roleAssigned' && notification.role.iconUrl == null,
 			}]"
 		>
@@ -37,6 +39,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 			<i v-else-if="notification.type === 'quote'" class="ti ti-quote"></i>
 			<i v-else-if="notification.type === 'pollEnded'" class="ti ti-chart-arrows"></i>
 			<i v-else-if="notification.type === 'achievementEarned'" class="ti ti-medal"></i>
+			<i v-else-if="notification.type === 'exportCompleted'" class="ti ti-archive"></i>
 			<template v-else-if="notification.type === 'roleAssigned'">
 				<img v-if="notification.role.iconUrl" style="height: 1.3em; vertical-align: -22%;" :src="notification.role.iconUrl" alt=""/>
 				<i v-else class="ti ti-badges"></i>
@@ -57,6 +60,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 			<span v-else-if="notification.type === 'roleAssigned'">{{ i18n.ts._notification.roleAssigned }}</span>
 			<span v-else-if="notification.type === 'achievementEarned'">{{ i18n.ts._notification.achievementEarned }}</span>
 			<span v-else-if="notification.type === 'test'">{{ i18n.ts._notification.testNotification }}</span>
+			<span v-else-if="notification.type === 'exportCompleted'">{{ i18n.tsx._notification.exportOfXCompleted({ x: exportEntityName[notification.exportedEntity] }) }}</span>
 			<MkA v-else-if="notification.type === 'follow' || notification.type === 'mention' || notification.type === 'reply' || notification.type === 'renote' || notification.type === 'quote' || notification.type === 'reaction' || notification.type === 'receiveFollowRequest' || notification.type === 'followRequestAccepted'" v-user-preview="notification.user.id" :class="$style.headerName" :to="userPage(notification.user)"><MkUserName :user="notification.user"/></MkA>
 			<span v-else-if="notification.type === 'reaction:grouped' && notification.note.reactionAcceptance === 'likeOnly'">{{ i18n.tsx._notification.likedBySomeUsers({ n: getActualReactedUsersCount(notification) }) }}</span>
 			<span v-else-if="notification.type === 'reaction:grouped'">{{ i18n.tsx._notification.reactedBySomeUsers({ n: getActualReactedUsersCount(notification) }) }}</span>
@@ -98,6 +102,9 @@ SPDX-License-Identifier: AGPL-3.0-only
 			<MkA v-else-if="notification.type === 'achievementEarned'" :class="$style.text" to="/my/achievements">
 				{{ i18n.ts._achievements._types['_' + notification.achievement].title }}
 			</MkA>
+			<MkA v-else-if="notification.type === 'exportCompleted'" :class="$style.text" :to="`/my/drive/file/${notification.fileId}`">
+				{{ i18n.ts.showFile }}
+			</MkA>
 			<template v-else-if="notification.type === 'follow'">
 				<span :class="$style.text" style="opacity: 0.6;">{{ i18n.ts.youGotNewFollower }}</span>
 			</template>
@@ -161,6 +168,20 @@ const props = withDefaults(defineProps<{
 	full: false,
 });
 
+type ExportCompletedNotification = Misskey.entities.Notification & { type: 'exportCompleted' };
+
+const exportEntityName = {
+	antenna: i18n.ts.antennas,
+	blocking: i18n.ts.blockedUsers,
+	clip: i18n.ts.clips,
+	customEmoji: i18n.ts.customEmojis,
+	favorite: i18n.ts.favorites,
+	following: i18n.ts.following,
+	muting: i18n.ts.mutedUsers,
+	note: i18n.ts.notes,
+	userList: i18n.ts.lists,
+} as const satisfies Record<ExportCompletedNotification['exportedEntity'], string>;
+
 const followRequestDone = ref(false);
 
 const acceptFollowRequest = () => {
@@ -298,6 +319,12 @@ function getActualReactedUsersCount(notification: Misskey.entities.Notification)
 	pointer-events: none;
 }
 
+.t_exportCompleted {
+	padding: 3px;
+	background: var(--eventOther);
+	pointer-events: none;
+}
+
 .t_roleAssigned {
 	padding: 3px;
 	background: var(--eventOther);
diff --git a/packages/frontend/src/pages/settings/notifications.vue b/packages/frontend/src/pages/settings/notifications.vue
index cce671a7cb..53b3bd4936 100644
--- a/packages/frontend/src/pages/settings/notifications.vue
+++ b/packages/frontend/src/pages/settings/notifications.vue
@@ -73,7 +73,7 @@ import { notificationTypes } from '@@/js/const.js';
 
 const $i = signinRequired();
 
-const nonConfigurableNotificationTypes = ['note', 'roleAssigned', 'followRequestAccepted', 'achievementEarned'];
+const nonConfigurableNotificationTypes = ['note', 'roleAssigned', 'followRequestAccepted', 'achievementEarned', 'test', 'exportCompleted'] as const satisfies (typeof notificationTypes[number])[];
 
 const allowButton = shallowRef<InstanceType<typeof MkPushNotificationAllowButton>>();
 const pushRegistrationInServer = computed(() => allowButton.value?.pushRegistrationInServer);
diff --git a/packages/misskey-js/src/autogen/types.ts b/packages/misskey-js/src/autogen/types.ts
index 5d5bc52956..d60ead8294 100644
--- a/packages/misskey-js/src/autogen/types.ts
+++ b/packages/misskey-js/src/autogen/types.ts
@@ -4280,6 +4280,17 @@ export type components = {
       /** Format: date-time */
       createdAt: string;
       /** @enum {string} */
+      type: 'exportCompleted';
+      /** @enum {string} */
+      exportedEntity: 'antenna' | 'blocking' | 'clip' | 'customEmoji' | 'favorite' | 'following' | 'muting' | 'note' | 'userList';
+      /** Format: id */
+      fileId: string;
+    }) | ({
+      /** Format: id */
+      id: string;
+      /** Format: date-time */
+      createdAt: string;
+      /** @enum {string} */
       type: 'app';
       body: string;
       header: string | null;
@@ -18530,8 +18541,8 @@ export type operations = {
           untilId?: string;
           /** @default true */
           markAsRead?: boolean;
-          includeTypes?: ('note' | 'follow' | 'mention' | 'reply' | 'renote' | 'quote' | 'reaction' | 'pollEnded' | 'receiveFollowRequest' | 'followRequestAccepted' | 'roleAssigned' | 'achievementEarned' | 'app' | 'test' | 'pollVote' | 'groupInvited')[];
-          excludeTypes?: ('note' | 'follow' | 'mention' | 'reply' | 'renote' | 'quote' | 'reaction' | 'pollEnded' | 'receiveFollowRequest' | 'followRequestAccepted' | 'roleAssigned' | 'achievementEarned' | 'app' | 'test' | 'pollVote' | 'groupInvited')[];
+          includeTypes?: ('note' | 'follow' | 'mention' | 'reply' | 'renote' | 'quote' | 'reaction' | 'pollEnded' | 'receiveFollowRequest' | 'followRequestAccepted' | 'roleAssigned' | 'achievementEarned' | 'exportCompleted' | 'app' | 'test' | 'pollVote' | 'groupInvited')[];
+          excludeTypes?: ('note' | 'follow' | 'mention' | 'reply' | 'renote' | 'quote' | 'reaction' | 'pollEnded' | 'receiveFollowRequest' | 'followRequestAccepted' | 'roleAssigned' | 'achievementEarned' | 'exportCompleted' | 'app' | 'test' | 'pollVote' | 'groupInvited')[];
         };
       };
     };
@@ -18598,8 +18609,8 @@ export type operations = {
           untilId?: string;
           /** @default true */
           markAsRead?: boolean;
-          includeTypes?: ('note' | 'follow' | 'mention' | 'reply' | 'renote' | 'quote' | 'reaction' | 'pollEnded' | 'receiveFollowRequest' | 'followRequestAccepted' | 'roleAssigned' | 'achievementEarned' | 'app' | 'test' | 'reaction:grouped' | 'renote:grouped' | 'pollVote' | 'groupInvited')[];
-          excludeTypes?: ('note' | 'follow' | 'mention' | 'reply' | 'renote' | 'quote' | 'reaction' | 'pollEnded' | 'receiveFollowRequest' | 'followRequestAccepted' | 'roleAssigned' | 'achievementEarned' | 'app' | 'test' | 'reaction:grouped' | 'renote:grouped' | 'pollVote' | 'groupInvited')[];
+          includeTypes?: ('note' | 'follow' | 'mention' | 'reply' | 'renote' | 'quote' | 'reaction' | 'pollEnded' | 'receiveFollowRequest' | 'followRequestAccepted' | 'roleAssigned' | 'achievementEarned' | 'exportCompleted' | 'app' | 'test' | 'reaction:grouped' | 'renote:grouped' | 'pollVote' | 'groupInvited')[];
+          excludeTypes?: ('note' | 'follow' | 'mention' | 'reply' | 'renote' | 'quote' | 'reaction' | 'pollEnded' | 'receiveFollowRequest' | 'followRequestAccepted' | 'roleAssigned' | 'achievementEarned' | 'exportCompleted' | 'app' | 'test' | 'reaction:grouped' | 'renote:grouped' | 'pollVote' | 'groupInvited')[];
         };
       };
     };
diff --git a/packages/sw/src/scripts/create-notification.ts b/packages/sw/src/scripts/create-notification.ts
index 3c37657958..2b7dfd4f2d 100644
--- a/packages/sw/src/scripts/create-notification.ts
+++ b/packages/sw/src/scripts/create-notification.ts
@@ -210,6 +210,25 @@ async function composeNotification(data: PushNotificationDataMap[keyof PushNotif
 						tag: `achievement:${data.body.achievement}`,
 					}];
 
+				case 'exportCompleted': {
+					const entityName = {
+						antenna: i18n.ts.antennas,
+						blocking: i18n.ts.blockedUsers,
+						clip: i18n.ts.clips,
+						customEmoji: i18n.ts.customEmojis,
+						favorite: i18n.ts.favorites,
+						following: i18n.ts.following,
+						muting: i18n.ts.mutedUsers,
+						note: i18n.ts.notes,
+						userList: i18n.ts.lists,
+					} as const satisfies Record<typeof data.body.exportedEntity, string>;
+
+					return [i18n.tsx._notification.exportOfXCompleted({ x: entityName[data.body.exportedEntity] }), {
+						badge: iconUrl('circle-check'),
+						data,
+					}];
+				}
+
 				case 'pollEnded':
 					return [i18n.ts._notification.pollEnded, {
 						body: data.body.note.text ?? '',