wip

61 files changed, 132 insertions, 119 deletions

diff --git a/src/api/common/add-file-to-drive.ts b/src/api/common/add-file-to-drive.ts
index 23cbc44e61..1ee455c092 100644
--- a/src/api/common/add-file-to-drive.ts
+++ b/src/api/common/add-file-to-drive.ts
@@ -12,7 +12,7 @@ import prominence = require('prominence');
 
 import DriveFile, { getGridFSBucket } from '../models/drive-file';
 import DriveFolder from '../models/drive-folder';
-import serialize from '../serializers/drive-file';
+import { pack } from '../models/drive-file';
 import event, { publishDriveStream } from '../event';
 import config from '../../conf';
 
@@ -282,7 +282,7 @@ export default (user: any, file: string | stream.Readable, ...args) => new Promi
 		log(`drive file has been created ${file._id}`);
 		resolve(file);
 
-		serialize(file).then(serializedFile => {
+		pack(file).then(serializedFile => {
 			// Publish drive_file_created event
 			event(user._id, 'drive_file_created', serializedFile);
 			publishDriveStream(user._id, 'file_created', serializedFile);
diff --git a/src/api/common/notify.ts b/src/api/common/notify.ts
index 2b79416a30..ae5669b84c 100644
--- a/src/api/common/notify.ts
+++ b/src/api/common/notify.ts
@@ -2,7 +2,7 @@ import * as mongo from 'mongodb';
 import Notification from '../models/notification';
 import Mute from '../models/mute';
 import event from '../event';
-import serialize from '../serializers/notification';
+import { pack } from '../models/notification';
 
 export default (
 	notifiee: mongo.ObjectID,
@@ -27,7 +27,7 @@ export default (
 
 	// Publish notification event
 	event(notifiee, 'notification',
-		await serialize(notification));
+		await pack(notification));
 
 	// 3秒経っても(今回作成した)通知が既読にならなかったら「未読の通知がありますよ」イベントを発行する
 	setTimeout(async () => {
@@ -44,7 +44,7 @@ export default (
 			}
 			//#endregion
 
-			event(notifiee, 'unread_notification', await serialize(notification));
+			event(notifiee, 'unread_notification', await pack(notification));
 		}
 	}, 3000);
 });
diff --git a/src/api/endpoints/app/create.ts b/src/api/endpoints/app/create.ts
index ca684de02d..320163ebd9 100644
--- a/src/api/endpoints/app/create.ts
+++ b/src/api/endpoints/app/create.ts
@@ -5,7 +5,7 @@ import rndstr from 'rndstr';
 import $ from 'cafy';
 import App from '../../models/app';
 import { isValidNameId } from '../../models/app';
-import serialize from '../../serializers/app';
+import { pack } from '../../models/app';
 
 /**
  * @swagger
@@ -106,5 +106,5 @@ module.exports = async (params, user) => new Promise(async (res, rej) => {
 	});
 
 	// Response
-	res(await serialize(app));
+	res(await pack(app));
 });
diff --git a/src/api/endpoints/app/show.ts b/src/api/endpoints/app/show.ts
index 054aab8596..a3ef24717d 100644
--- a/src/api/endpoints/app/show.ts
+++ b/src/api/endpoints/app/show.ts
@@ -3,7 +3,7 @@
  */
 import $ from 'cafy';
 import App from '../../models/app';
-import serialize from '../../serializers/app';
+import { pack } from '../../models/app';
 
 /**
  * @swagger
@@ -67,7 +67,7 @@ module.exports = (params, user, _, isSecure) => new Promise(async (res, rej) =>
 	}
 
 	// Send response
-	res(await serialize(app, user, {
+	res(await pack(app, user, {
 		includeSecret: isSecure && app.user_id.equals(user._id)
 	}));
 });
diff --git a/src/api/endpoints/auth/session/show.ts b/src/api/endpoints/auth/session/show.ts
index ede8a67634..1fe3b873fe 100644
--- a/src/api/endpoints/auth/session/show.ts
+++ b/src/api/endpoints/auth/session/show.ts
@@ -3,7 +3,7 @@
  */
 import $ from 'cafy';
 import AuthSess from '../../../models/auth-session';
-import serialize from '../../../serializers/auth-session';
+import { pack } from '../../../models/auth-session';
 
 /**
  * @swagger
@@ -67,5 +67,5 @@ module.exports = (params, user) => new Promise(async (res, rej) => {
 	}
 
 	// Response
-	res(await serialize(session, user));
+	res(await pack(session, user));
 });
diff --git a/src/api/endpoints/auth/session/userkey.ts b/src/api/endpoints/auth/session/userkey.ts
index afd3250b04..fc989bf8c2 100644
--- a/src/api/endpoints/auth/session/userkey.ts
+++ b/src/api/endpoints/auth/session/userkey.ts
@@ -5,7 +5,7 @@ import $ from 'cafy';
 import App from '../../../models/app';
 import AuthSess from '../../../models/auth-session';
 import AccessToken from '../../../models/access-token';
-import serialize from '../../../serializers/user';
+import { pack } from '../../../models/user';
 
 /**
  * @swagger
@@ -102,7 +102,7 @@ module.exports = (params) => new Promise(async (res, rej) => {
 	// Response
 	res({
 		access_token: accessToken.token,
-		user: await serialize(session.user_id, null, {
+		user: await pack(session.user_id, null, {
 			detail: true
 		})
 	});
diff --git a/src/api/endpoints/channels.ts b/src/api/endpoints/channels.ts
index 14817d9bd8..92dcee83db 100644
--- a/src/api/endpoints/channels.ts
+++ b/src/api/endpoints/channels.ts
@@ -3,7 +3,7 @@
  */
 import $ from 'cafy';
 import Channel from '../models/channel';
-import serialize from '../serializers/channel';
+import { pack } from '../models/channel';
 
 /**
  * Get all channels
@@ -55,5 +55,5 @@ module.exports = (params, me) => new Promise(async (res, rej) => {
 
 	// Serialize
 	res(await Promise.all(channels.map(async channel =>
-		await serialize(channel, me))));
+		await pack(channel, me))));
 });
diff --git a/src/api/endpoints/channels/create.ts b/src/api/endpoints/channels/create.ts
index a8d7c29dc1..695b4515b3 100644
--- a/src/api/endpoints/channels/create.ts
+++ b/src/api/endpoints/channels/create.ts
@@ -4,7 +4,7 @@
 import $ from 'cafy';
 import Channel from '../../models/channel';
 import Watching from '../../models/channel-watching';
-import serialize from '../../serializers/channel';
+import { pack } from '../../models/channel';
 
 /**
  * Create a channel
@@ -28,7 +28,7 @@ module.exports = async (params, user) => new Promise(async (res, rej) => {
 	});
 
 	// Response
-	res(await serialize(channel));
+	res(await pack(channel));
 
 	// Create Watching
 	await Watching.insert({
diff --git a/src/api/endpoints/channels/posts.ts b/src/api/endpoints/channels/posts.ts
index 9c2d607edb..3feee51f76 100644
--- a/src/api/endpoints/channels/posts.ts
+++ b/src/api/endpoints/channels/posts.ts
@@ -4,7 +4,7 @@
 import $ from 'cafy';
 import { default as Channel, IChannel } from '../../models/channel';
 import Post from '../../models/post';
-import serialize from '../../serializers/post';
+import { pack } from '../../models/post';
 
 /**
  * Show a posts of a channel
@@ -74,6 +74,6 @@ module.exports = (params, user) => new Promise(async (res, rej) => {
 
 	// Serialize
 	res(await Promise.all(posts.map(async (post) =>
-		await serialize(post, user)
+		await pack(post, user)
 	)));
 });
diff --git a/src/api/endpoints/channels/show.ts b/src/api/endpoints/channels/show.ts
index 8861e54594..89c48379a4 100644
--- a/src/api/endpoints/channels/show.ts
+++ b/src/api/endpoints/channels/show.ts
@@ -3,7 +3,7 @@
  */
 import $ from 'cafy';
 import { default as Channel, IChannel } from '../../models/channel';
-import serialize from '../../serializers/channel';
+import { pack } from '../../models/channel';
 
 /**
  * Show a channel
@@ -27,5 +27,5 @@ module.exports = (params, user) => new Promise(async (res, rej) => {
 	}
 
 	// Serialize
-	res(await serialize(channel, user));
+	res(await pack(channel, user));
 });
diff --git a/src/api/endpoints/drive/files.ts b/src/api/endpoints/drive/files.ts
index 3d5f81339a..3bd80e7282 100644
--- a/src/api/endpoints/drive/files.ts
+++ b/src/api/endpoints/drive/files.ts
@@ -3,7 +3,7 @@
  */
 import $ from 'cafy';
 import DriveFile from '../../models/drive-file';
-import serialize from '../../serializers/drive-file';
+import { pack } from '../../models/drive-file';
 
 /**
  * Get drive files
@@ -69,6 +69,6 @@ module.exports = async (params, user, app) => {
 		});
 
 	// Serialize
-	const _files = await Promise.all(files.map(file => serialize(file)));
+	const _files = await Promise.all(files.map(file => pack(file)));
 	return _files;
 };
diff --git a/src/api/endpoints/drive/files/create.ts b/src/api/endpoints/drive/files/create.ts
index 437348a1ef..6fa76d7e95 100644
--- a/src/api/endpoints/drive/files/create.ts
+++ b/src/api/endpoints/drive/files/create.ts
@@ -3,7 +3,7 @@
  */
 import $ from 'cafy';
 import { validateFileName } from '../../../models/drive-file';
-import serialize from '../../../serializers/drive-file';
+import { pack } from '../../../models/drive-file';
 import create from '../../../common/add-file-to-drive';
 
 /**
@@ -43,7 +43,7 @@ module.exports = async (file, params, user): Promise<any> => {
 		const driveFile = await create(user, file.path, name, null, folderId);
 
 		// Serialize
-		return serialize(driveFile);
+		return pack(driveFile);
 	} catch (e) {
 		console.error(e);
 
diff --git a/src/api/endpoints/drive/files/find.ts b/src/api/endpoints/drive/files/find.ts
index a1cdf1643e..571aba81f4 100644
--- a/src/api/endpoints/drive/files/find.ts
+++ b/src/api/endpoints/drive/files/find.ts
@@ -3,7 +3,7 @@
  */
 import $ from 'cafy';
 import DriveFile from '../../../models/drive-file';
-import serialize from '../../../serializers/drive-file';
+import { pack } from '../../../models/drive-file';
 
 /**
  * Find a file(s)
@@ -31,5 +31,5 @@ module.exports = (params, user) => new Promise(async (res, rej) => {
 
 	// Serialize
 	res(await Promise.all(files.map(async file =>
-		await serialize(file))));
+		await pack(file))));
 });
diff --git a/src/api/endpoints/drive/files/show.ts b/src/api/endpoints/drive/files/show.ts
index 3c7cf774f9..00f69f1415 100644
--- a/src/api/endpoints/drive/files/show.ts
+++ b/src/api/endpoints/drive/files/show.ts
@@ -3,7 +3,7 @@
  */
 import $ from 'cafy';
 import DriveFile from '../../../models/drive-file';
-import serialize from '../../../serializers/drive-file';
+import { pack } from '../../../models/drive-file';
 
 /**
  * Show a file
@@ -29,7 +29,7 @@ module.exports = async (params, user) => {
 	}
 
 	// Serialize
-	const _file = await serialize(file, {
+	const _file = await pack(file, {
 		detail: true
 	});
 
diff --git a/src/api/endpoints/drive/files/update.ts b/src/api/endpoints/drive/files/update.ts
index f39a420d6e..9ef8215b1a 100644
--- a/src/api/endpoints/drive/files/update.ts
+++ b/src/api/endpoints/drive/files/update.ts
@@ -5,7 +5,7 @@ import $ from 'cafy';
 import DriveFolder from '../../../models/drive-folder';
 import DriveFile from '../../../models/drive-file';
 import { validateFileName } from '../../../models/drive-file';
-import serialize from '../../../serializers/drive-file';
+import { pack } from '../../../models/drive-file';
 import { publishDriveStream } from '../../../event';
 
 /**
@@ -67,7 +67,7 @@ module.exports = (params, user) => new Promise(async (res, rej) => {
 	});
 
 	// Serialize
-	const fileObj = await serialize(file);
+	const fileObj = await pack(file);
 
 	// Response
 	res(fileObj);
diff --git a/src/api/endpoints/drive/files/upload_from_url.ts b/src/api/endpoints/drive/files/upload_from_url.ts
index 519e0bdf65..f0398bfc5d 100644
--- a/src/api/endpoints/drive/files/upload_from_url.ts
+++ b/src/api/endpoints/drive/files/upload_from_url.ts
@@ -4,7 +4,7 @@
 import * as URL from 'url';
 import $ from 'cafy';
 import { validateFileName } from '../../../models/drive-file';
-import serialize from '../../../serializers/drive-file';
+import { pack } from '../../../models/drive-file';
 import create from '../../../common/add-file-to-drive';
 import * as debug from 'debug';
 import * as tmp from 'tmp';
@@ -63,5 +63,5 @@ module.exports = async (params, user): Promise<any> => {
 		if (e) log(e.stack);
 	});
 
-	return serialize(driveFile);
+	return pack(driveFile);
 };
diff --git a/src/api/endpoints/drive/folders.ts b/src/api/endpoints/drive/folders.ts
index 7944e2c6a6..e650fb74aa 100644
--- a/src/api/endpoints/drive/folders.ts
+++ b/src/api/endpoints/drive/folders.ts
@@ -3,7 +3,7 @@
  */
 import $ from 'cafy';
 import DriveFolder from '../../models/drive-folder';
-import serialize from '../../serializers/drive-folder';
+import { pack } from '../../models/drive-folder';
 
 /**
  * Get drive folders
@@ -63,5 +63,5 @@ module.exports = (params, user, app) => new Promise(async (res, rej) => {
 
 	// Serialize
 	res(await Promise.all(folders.map(async folder =>
-		await serialize(folder))));
+		await pack(folder))));
 });
diff --git a/src/api/endpoints/drive/folders/create.ts b/src/api/endpoints/drive/folders/create.ts
index be847b2153..1953c09ee0 100644
--- a/src/api/endpoints/drive/folders/create.ts
+++ b/src/api/endpoints/drive/folders/create.ts
@@ -4,7 +4,7 @@
 import $ from 'cafy';
 import DriveFolder from '../../../models/drive-folder';
 import { isValidFolderName } from '../../../models/drive-folder';
-import serialize from '../../../serializers/drive-folder';
+import { pack } from '../../../models/drive-folder';
 import { publishDriveStream } from '../../../event';
 
 /**
@@ -47,7 +47,7 @@ module.exports = (params, user) => new Promise(async (res, rej) => {
 	});
 
 	// Serialize
-	const folderObj = await serialize(folder);
+	const folderObj = await pack(folder);
 
 	// Response
 	res(folderObj);
diff --git a/src/api/endpoints/drive/folders/find.ts b/src/api/endpoints/drive/folders/find.ts
index a5eb8e015d..caad45d740 100644
--- a/src/api/endpoints/drive/folders/find.ts
+++ b/src/api/endpoints/drive/folders/find.ts
@@ -3,7 +3,7 @@
  */
 import $ from 'cafy';
 import DriveFolder from '../../../models/drive-folder';
-import serialize from '../../../serializers/drive-folder';
+import { pack } from '../../../models/drive-folder';
 
 /**
  * Find a folder(s)
@@ -30,5 +30,5 @@ module.exports = (params, user) => new Promise(async (res, rej) => {
 		});
 
 	// Serialize
-	res(await Promise.all(folders.map(folder => serialize(folder))));
+	res(await Promise.all(folders.map(folder => pack(folder))));
 });
diff --git a/src/api/endpoints/drive/folders/show.ts b/src/api/endpoints/drive/folders/show.ts
index 9b1c04ca3c..fd3061ca54 100644
--- a/src/api/endpoints/drive/folders/show.ts
+++ b/src/api/endpoints/drive/folders/show.ts
@@ -3,7 +3,7 @@
  */
 import $ from 'cafy';
 import DriveFolder from '../../../models/drive-folder';
-import serialize from '../../../serializers/drive-folder';
+import { pack } from '../../../models/drive-folder';
 
 /**
  * Show a folder
@@ -29,7 +29,7 @@ module.exports = (params, user) => new Promise(async (res, rej) => {
 	}
 
 	// Serialize
-	res(await serialize(folder, {
+	res(await pack(folder, {
 		detail: true
 	}));
 });
diff --git a/src/api/endpoints/drive/folders/update.ts b/src/api/endpoints/drive/folders/update.ts
index ff673402ab..8f50a9d009 100644
--- a/src/api/endpoints/drive/folders/update.ts
+++ b/src/api/endpoints/drive/folders/update.ts
@@ -4,7 +4,7 @@
 import $ from 'cafy';
 import DriveFolder from '../../../models/drive-folder';
 import { isValidFolderName } from '../../../models/drive-folder';
-import serialize from '../../../serializers/drive-folder';
+import { pack } from '../../../models/drive-folder';
 import { publishDriveStream } from '../../../event';
 
 /**
@@ -91,7 +91,7 @@ module.exports = (params, user) => new Promise(async (res, rej) => {
 	});
 
 	// Serialize
-	const folderObj = await serialize(folder);
+	const folderObj = await pack(folder);
 
 	// Response
 	res(folderObj);
diff --git a/src/api/endpoints/drive/stream.ts b/src/api/endpoints/drive/stream.ts
index 5b0eb0a0d8..3527d70500 100644
--- a/src/api/endpoints/drive/stream.ts
+++ b/src/api/endpoints/drive/stream.ts
@@ -3,7 +3,7 @@
  */
 import $ from 'cafy';
 import DriveFile from '../../models/drive-file';
-import serialize from '../../serializers/drive-file';
+import { pack } from '../../models/drive-file';
 
 /**
  * Get drive stream
@@ -64,5 +64,5 @@ module.exports = (params, user) => new Promise(async (res, rej) => {
 
 	// Serialize
 	res(await Promise.all(files.map(async file =>
-		await serialize(file))));
+		await pack(file))));
 });
diff --git a/src/api/endpoints/i.ts b/src/api/endpoints/i.ts
index ae75f11d54..1b6c1e58de 100644
--- a/src/api/endpoints/i.ts
+++ b/src/api/endpoints/i.ts
@@ -2,7 +2,7 @@
  * Module dependencies
  */
 import User from '../models/user';
-import serialize from '../serializers/user';
+import { pack } from '../models/user';
 
 /**
  * Show myself
@@ -15,7 +15,7 @@ import serialize from '../serializers/user';
  */
 module.exports = (params, user, _, isSecure) => new Promise(async (res, rej) => {
 	// Serialize
-	res(await serialize(user, user, {
+	res(await pack(user, user, {
 		detail: true,
 		includeSecrets: isSecure
 	}));
diff --git a/src/api/endpoints/i/authorized_apps.ts b/src/api/endpoints/i/authorized_apps.ts
index 807ca5b1e7..40ce7a68c8 100644
--- a/src/api/endpoints/i/authorized_apps.ts
+++ b/src/api/endpoints/i/authorized_apps.ts
@@ -3,7 +3,7 @@
  */
 import $ from 'cafy';
 import AccessToken from '../../models/access-token';
-import serialize from '../../serializers/app';
+import { pack } from '../../models/app';
 
 /**
  * Get authorized apps of my account
@@ -39,5 +39,5 @@ module.exports = (params, user) => new Promise(async (res, rej) => {
 
 	// Serialize
 	res(await Promise.all(tokens.map(async token =>
-		await serialize(token.app_id))));
+		await pack(token.app_id))));
 });
diff --git a/src/api/endpoints/i/favorites.ts b/src/api/endpoints/i/favorites.ts
index a66eaa7546..eb464cf0f0 100644
--- a/src/api/endpoints/i/favorites.ts
+++ b/src/api/endpoints/i/favorites.ts
@@ -3,7 +3,7 @@
  */
 import $ from 'cafy';
 import Favorite from '../../models/favorite';
-import serialize from '../../serializers/post';
+import { pack } from '../../models/post';
 
 /**
  * Get followers of a user
@@ -39,6 +39,6 @@ module.exports = (params, user) => new Promise(async (res, rej) => {
 
 	// Serialize
 	res(await Promise.all(favorites.map(async favorite =>
-		await serialize(favorite.post)
+		await pack(favorite.post)
 	)));
 });
diff --git a/src/api/endpoints/i/notifications.ts b/src/api/endpoints/i/notifications.ts
index fb9be7f61b..688039a0dd 100644
--- a/src/api/endpoints/i/notifications.ts
+++ b/src/api/endpoints/i/notifications.ts
@@ -4,7 +4,7 @@
 import $ from 'cafy';
 import Notification from '../../models/notification';
 import Mute from '../../models/mute';
-import serialize from '../../serializers/notification';
+import { pack } from '../../models/notification';
 import getFriends from '../../common/get-friends';
 import read from '../../common/read-notification';
 
@@ -101,7 +101,7 @@ module.exports = (params, user) => new Promise(async (res, rej) => {
 
 	// Serialize
 	res(await Promise.all(notifications.map(async notification =>
-		await serialize(notification))));
+		await pack(notification))));
 
 	// Mark as read all
 	if (notifications.length > 0 && markAsRead) {
diff --git a/src/api/endpoints/i/pin.ts b/src/api/endpoints/i/pin.ts
index a94950d22b..ff546fc2bd 100644
--- a/src/api/endpoints/i/pin.ts
+++ b/src/api/endpoints/i/pin.ts
@@ -4,7 +4,7 @@
 import $ from 'cafy';
 import User from '../../models/user';
 import Post from '../../models/post';
-import serialize from '../../serializers/user';
+import { pack } from '../../models/user';
 
 /**
  * Pin post
@@ -35,7 +35,7 @@ module.exports = async (params, user) => new Promise(async (res, rej) => {
 	});
 
 	// Serialize
-	const iObj = await serialize(user, user, {
+	const iObj = await pack(user, user, {
 		detail: true
 	});
 
diff --git a/src/api/endpoints/i/signin_history.ts b/src/api/endpoints/i/signin_history.ts
index e38bfa4d98..3ab59b694d 100644
--- a/src/api/endpoints/i/signin_history.ts
+++ b/src/api/endpoints/i/signin_history.ts
@@ -3,7 +3,7 @@
  */
 import $ from 'cafy';
 import Signin from '../../models/signin';
-import serialize from '../../serializers/signin';
+import { pack } from '../../models/signin';
 
 /**
  * Get signin history of my account
@@ -58,5 +58,5 @@ module.exports = (params, user) => new Promise(async (res, rej) => {
 
 	// Serialize
 	res(await Promise.all(history.map(async record =>
-		await serialize(record))));
+		await pack(record))));
 });
diff --git a/src/api/endpoints/i/update.ts b/src/api/endpoints/i/update.ts
index c484c51a96..a138832e54 100644
--- a/src/api/endpoints/i/update.ts
+++ b/src/api/endpoints/i/update.ts
@@ -4,7 +4,7 @@
 import $ from 'cafy';
 import User from '../../models/user';
 import { isValidName, isValidDescription, isValidLocation, isValidBirthday } from '../../models/user';
-import serialize from '../../serializers/user';
+import { pack } from '../../models/user';
 import event from '../../event';
 import config from '../../../conf';
 
@@ -65,7 +65,7 @@ module.exports = async (params, user, _, isSecure) => new Promise(async (res, re
 	});
 
 	// Serialize
-	const iObj = await serialize(user, user, {
+	const iObj = await pack(user, user, {
 		detail: true,
 		includeSecrets: isSecure
 	});
diff --git a/src/api/endpoints/messaging/history.ts b/src/api/endpoints/messaging/history.ts
index f14740dff5..1683ca7a89 100644
--- a/src/api/endpoints/messaging/history.ts
+++ b/src/api/endpoints/messaging/history.ts
@@ -4,7 +4,7 @@
 import $ from 'cafy';
 import History from '../../models/messaging-history';
 import Mute from '../../models/mute';
-import serialize from '../../serializers/messaging-message';
+import { pack } from '../../models/messaging-message';
 
 /**
  * Show messaging history
@@ -39,5 +39,5 @@ module.exports = (params, user) => new Promise(async (res, rej) => {
 
 	// Serialize
 	res(await Promise.all(history.map(async h =>
-		await serialize(h.message, user))));
+		await pack(h.message, user))));
 });
diff --git a/src/api/endpoints/messaging/messages.ts b/src/api/endpoints/messaging/messages.ts
index 3d3c6950a1..67ba5e9d6d 100644
--- a/src/api/endpoints/messaging/messages.ts
+++ b/src/api/endpoints/messaging/messages.ts
@@ -4,7 +4,7 @@
 import $ from 'cafy';
 import Message from '../../models/messaging-message';
 import User from '../../models/user';
-import serialize from '../../serializers/messaging-message';
+import { pack } from '../../models/messaging-message';
 import read from '../../common/read-messaging-message';
 
 /**
@@ -87,7 +87,7 @@ module.exports = (params, user) => new Promise(async (res, rej) => {
 
 	// Serialize
 	res(await Promise.all(messages.map(async message =>
-		await serialize(message, user, {
+		await pack(message, user, {
 			populateRecipient: false
 		}))));
 
diff --git a/src/api/endpoints/messaging/messages/create.ts b/src/api/endpoints/messaging/messages/create.ts
index 4e9d10197c..1b8a5f59e6 100644
--- a/src/api/endpoints/messaging/messages/create.ts
+++ b/src/api/endpoints/messaging/messages/create.ts
@@ -8,7 +8,7 @@ import History from '../../../models/messaging-history';
 import User from '../../../models/user';
 import Mute from '../../../models/mute';
 import DriveFile from '../../../models/drive-file';
-import serialize from '../../../serializers/messaging-message';
+import { pack } from '../../../models/messaging-message';
 import publishUserStream from '../../../event';
 import { publishMessagingStream, publishMessagingIndexStream, pushSw } from '../../../event';
 import config from '../../../../conf';
@@ -79,7 +79,7 @@ module.exports = (params, user) => new Promise(async (res, rej) => {
 	});
 
 	// Serialize
-	const messageObj = await serialize(message);
+	const messageObj = await pack(message);
 
 	// Reponse
 	res(messageObj);
diff --git a/src/api/endpoints/mute/list.ts b/src/api/endpoints/mute/list.ts
index 740e19f0bb..19e3b157e6 100644
--- a/src/api/endpoints/mute/list.ts
+++ b/src/api/endpoints/mute/list.ts
@@ -3,7 +3,7 @@
  */
 import $ from 'cafy';
 import Mute from '../../models/mute';
-import serialize from '../../serializers/user';
+import { pack } from '../../models/user';
 import getFriends from '../../common/get-friends';
 
 /**
@@ -63,7 +63,7 @@ module.exports = (params, me) => new Promise(async (res, rej) => {
 
 	// Serialize
 	const users = await Promise.all(mutes.map(async m =>
-		await serialize(m.mutee_id, me, { detail: true })));
+		await pack(m.mutee_id, me, { detail: true })));
 
 	// Response
 	res({
diff --git a/src/api/endpoints/my/apps.ts b/src/api/endpoints/my/apps.ts
index eb9c758768..fe583db86a 100644
--- a/src/api/endpoints/my/apps.ts
+++ b/src/api/endpoints/my/apps.ts
@@ -3,7 +3,7 @@
  */
 import $ from 'cafy';
 import App from '../../models/app';
-import serialize from '../../serializers/app';
+import { pack } from '../../models/app';
 
 /**
  * Get my apps
@@ -37,5 +37,5 @@ module.exports = (params, user) => new Promise(async (res, rej) => {
 
 	// Reply
 	res(await Promise.all(apps.map(async app =>
-		await serialize(app))));
+		await pack(app))));
 });
diff --git a/src/api/endpoints/posts.ts b/src/api/endpoints/posts.ts
index db166cd67a..d10c6ab408 100644
--- a/src/api/endpoints/posts.ts
+++ b/src/api/endpoints/posts.ts
@@ -3,7 +3,7 @@
  */
 import $ from 'cafy';
 import Post from '../models/post';
-import serialize from '../serializers/post';
+import { pack } from '../models/post';
 
 /**
  * Lists all posts
@@ -85,5 +85,5 @@ module.exports = (params) => new Promise(async (res, rej) => {
 		});
 
 	// Serialize
-	res(await Promise.all(posts.map(async post => await serialize(post))));
+	res(await Promise.all(posts.map(async post => await pack(post))));
 });
diff --git a/src/api/endpoints/posts/context.ts b/src/api/endpoints/posts/context.ts
index bad59a6bee..3051e7af17 100644
--- a/src/api/endpoints/posts/context.ts
+++ b/src/api/endpoints/posts/context.ts
@@ -3,7 +3,7 @@
  */
 import $ from 'cafy';
 import Post from '../../models/post';
-import serialize from '../../serializers/post';
+import { pack } from '../../models/post';
 
 /**
  * Show a context of a post
@@ -60,5 +60,5 @@ module.exports = (params, user) => new Promise(async (res, rej) => {
 
 	// Serialize
 	res(await Promise.all(context.map(async post =>
-		await serialize(post, user))));
+		await pack(post, user))));
 });
diff --git a/src/api/endpoints/posts/create.ts b/src/api/endpoints/posts/create.ts
index a1d05c67c6..0fa52221f9 100644
--- a/src/api/endpoints/posts/create.ts
+++ b/src/api/endpoints/posts/create.ts
@@ -12,7 +12,7 @@ import Mute from '../../models/mute';
 import DriveFile from '../../models/drive-file';
 import Watching from '../../models/post-watching';
 import ChannelWatching from '../../models/channel-watching';
-import serialize from '../../serializers/post';
+import { pack } from '../../models/post';
 import notify from '../../common/notify';
 import watch from '../../common/watch-post';
 import event, { pushSw, publishChannelStream } from '../../event';
@@ -224,7 +224,7 @@ module.exports = (params, user: IUser, app) => new Promise(async (res, rej) => {
 	});
 
 	// Serialize
-	const postObj = await serialize(post);
+	const postObj = await pack(post);
 
 	// Reponse
 	res({
diff --git a/src/api/endpoints/posts/mentions.ts b/src/api/endpoints/posts/mentions.ts
index 3bb4ec3fa0..7127db0ad1 100644
--- a/src/api/endpoints/posts/mentions.ts
+++ b/src/api/endpoints/posts/mentions.ts
@@ -4,7 +4,7 @@
 import $ from 'cafy';
 import Post from '../../models/post';
 import getFriends from '../../common/get-friends';
-import serialize from '../../serializers/post';
+import { pack } from '../../models/post';
 
 /**
  * Get mentions of myself
@@ -73,6 +73,6 @@ module.exports = (params, user) => new Promise(async (res, rej) => {
 
 	// Serialize
 	res(await Promise.all(mentions.map(async mention =>
-		await serialize(mention, user)
+		await pack(mention, user)
 	)));
 });
diff --git a/src/api/endpoints/posts/polls/recommendation.ts b/src/api/endpoints/posts/polls/recommendation.ts
index 9c92d6cac4..5ccb754496 100644
--- a/src/api/endpoints/posts/polls/recommendation.ts
+++ b/src/api/endpoints/posts/polls/recommendation.ts
@@ -4,7 +4,7 @@
 import $ from 'cafy';
 import Vote from '../../../models/poll-vote';
 import Post from '../../../models/post';
-import serialize from '../../../serializers/post';
+import { pack } from '../../../models/post';
 
 /**
  * Get recommended polls
@@ -56,5 +56,5 @@ module.exports = (params, user) => new Promise(async (res, rej) => {
 
 	// Serialize
 	res(await Promise.all(posts.map(async post =>
-		await serialize(post, user, { detail: true }))));
+		await pack(post, user, { detail: true }))));
 });
diff --git a/src/api/endpoints/posts/reactions.ts b/src/api/endpoints/posts/reactions.ts
index eab5d9b258..f60334df8a 100644
--- a/src/api/endpoints/posts/reactions.ts
+++ b/src/api/endpoints/posts/reactions.ts
@@ -4,7 +4,7 @@
 import $ from 'cafy';
 import Post from '../../models/post';
 import Reaction from '../../models/post-reaction';
-import serialize from '../../serializers/post-reaction';
+import { pack } from '../../models/post-reaction';
 
 /**
  * Show reactions of a post
@@ -54,5 +54,5 @@ module.exports = (params, user) => new Promise(async (res, rej) => {
 
 	// Serialize
 	res(await Promise.all(reactions.map(async reaction =>
-		await serialize(reaction, user))));
+		await pack(reaction, user))));
 });
diff --git a/src/api/endpoints/posts/replies.ts b/src/api/endpoints/posts/replies.ts
index 3fd6a46769..1442b8a4c5 100644
--- a/src/api/endpoints/posts/replies.ts
+++ b/src/api/endpoints/posts/replies.ts
@@ -3,7 +3,7 @@
  */
 import $ from 'cafy';
 import Post from '../../models/post';
-import serialize from '../../serializers/post';
+import { pack } from '../../models/post';
 
 /**
  * Show a replies of a post
@@ -50,5 +50,5 @@ module.exports = (params, user) => new Promise(async (res, rej) => {
 
 	// Serialize
 	res(await Promise.all(replies.map(async post =>
-		await serialize(post, user))));
+		await pack(post, user))));
 });
diff --git a/src/api/endpoints/posts/reposts.ts b/src/api/endpoints/posts/reposts.ts
index bcc6163a11..0fbb0687b9 100644
--- a/src/api/endpoints/posts/reposts.ts
+++ b/src/api/endpoints/posts/reposts.ts
@@ -3,7 +3,7 @@
  */
 import $ from 'cafy';
 import Post from '../../models/post';
-import serialize from '../../serializers/post';
+import { pack } from '../../models/post';
 
 /**
  * Show a reposts of a post
@@ -70,5 +70,5 @@ module.exports = (params, user) => new Promise(async (res, rej) => {
 
 	// Serialize
 	res(await Promise.all(reposts.map(async post =>
-		await serialize(post, user))));
+		await pack(post, user))));
 });
diff --git a/src/api/endpoints/posts/search.ts b/src/api/endpoints/posts/search.ts
index 31c9a8d3c8..6e26f55390 100644
--- a/src/api/endpoints/posts/search.ts
+++ b/src/api/endpoints/posts/search.ts
@@ -7,7 +7,7 @@ import Post from '../../models/post';
 import User from '../../models/user';
 import Mute from '../../models/mute';
 import getFriends from '../../common/get-friends';
-import serialize from '../../serializers/post';
+import { pack } from '../../models/post';
 
 /**
  * Search a post
@@ -351,5 +351,5 @@ async function search(
 
 	// Serialize
 	res(await Promise.all(posts.map(async post =>
-		await serialize(post, me))));
+		await pack(post, me))));
 }
diff --git a/src/api/endpoints/posts/show.ts b/src/api/endpoints/posts/show.ts
index 5bfe4f6605..c312449710 100644
--- a/src/api/endpoints/posts/show.ts
+++ b/src/api/endpoints/posts/show.ts
@@ -3,7 +3,7 @@
  */
 import $ from 'cafy';
 import Post from '../../models/post';
-import serialize from '../../serializers/post';
+import { pack } from '../../models/post';
 
 /**
  * Show a post
@@ -27,7 +27,7 @@ module.exports = (params, user) => new Promise(async (res, rej) => {
 	}
 
 	// Serialize
-	res(await serialize(post, user, {
+	res(await pack(post, user, {
 		detail: true
 	}));
 });
diff --git a/src/api/endpoints/posts/timeline.ts b/src/api/endpoints/posts/timeline.ts
index da7ffd0c14..c41cfdb8bd 100644
--- a/src/api/endpoints/posts/timeline.ts
+++ b/src/api/endpoints/posts/timeline.ts
@@ -7,7 +7,7 @@ import Post from '../../models/post';
 import Mute from '../../models/mute';
 import ChannelWatching from '../../models/channel-watching';
 import getFriends from '../../common/get-friends';
-import serialize from '../../serializers/post';
+import { pack } from '../../models/post';
 
 /**
  * Get timeline of myself
@@ -128,5 +128,5 @@ module.exports = async (params, user, app) => {
 		});
 
 	// Serialize
-	return await Promise.all(timeline.map(post => serialize(post, user)));
+	return await Promise.all(timeline.map(post => pack(post, user)));
 };
diff --git a/src/api/endpoints/posts/trend.ts b/src/api/endpoints/posts/trend.ts
index 64a195dff1..b2b1d327a8 100644
--- a/src/api/endpoints/posts/trend.ts
+++ b/src/api/endpoints/posts/trend.ts
@@ -4,7 +4,7 @@
 const ms = require('ms');
 import $ from 'cafy';
 import Post from '../../models/post';
-import serialize from '../../serializers/post';
+import { pack } from '../../models/post';
 
 /**
  * Get trend posts
@@ -76,5 +76,5 @@ module.exports = (params, user) => new Promise(async (res, rej) => {
 
 	// Serialize
 	res(await Promise.all(posts.map(async post =>
-		await serialize(post, user, { detail: true }))));
+		await pack(post, user, { detail: true }))));
 });
diff --git a/src/api/endpoints/users.ts b/src/api/endpoints/users.ts
index f3c9b66a5e..ba33b1aeb7 100644
--- a/src/api/endpoints/users.ts
+++ b/src/api/endpoints/users.ts
@@ -3,7 +3,7 @@
  */
 import $ from 'cafy';
 import User from '../models/user';
-import serialize from '../serializers/user';
+import { pack } from '../models/user';
 
 /**
  * Lists all users
@@ -55,5 +55,5 @@ module.exports = (params, me) => new Promise(async (res, rej) => {
 
 	// Serialize
 	res(await Promise.all(users.map(async user =>
-		await serialize(user, me))));
+		await pack(user, me))));
 });
diff --git a/src/api/endpoints/users/followers.ts b/src/api/endpoints/users/followers.ts
index 4905323ba5..b0fb83c683 100644
--- a/src/api/endpoints/users/followers.ts
+++ b/src/api/endpoints/users/followers.ts
@@ -4,7 +4,7 @@
 import $ from 'cafy';
 import User from '../../models/user';
 import Following from '../../models/following';
-import serialize from '../../serializers/user';
+import { pack } from '../../models/user';
 import getFriends from '../../common/get-friends';
 
 /**
@@ -82,7 +82,7 @@ module.exports = (params, me) => new Promise(async (res, rej) => {
 
 	// Serialize
 	const users = await Promise.all(following.map(async f =>
-		await serialize(f.follower_id, me, { detail: true })));
+		await pack(f.follower_id, me, { detail: true })));
 
 	// Response
 	res({
diff --git a/src/api/endpoints/users/following.ts b/src/api/endpoints/users/following.ts
index dc2ff49bbe..8e88431e92 100644
--- a/src/api/endpoints/users/following.ts
+++ b/src/api/endpoints/users/following.ts
@@ -4,7 +4,7 @@
 import $ from 'cafy';
 import User from '../../models/user';
 import Following from '../../models/following';
-import serialize from '../../serializers/user';
+import { pack } from '../../models/user';
 import getFriends from '../../common/get-friends';
 
 /**
@@ -82,7 +82,7 @@ module.exports = (params, me) => new Promise(async (res, rej) => {
 
 	// Serialize
 	const users = await Promise.all(following.map(async f =>
-		await serialize(f.followee_id, me, { detail: true })));
+		await pack(f.followee_id, me, { detail: true })));
 
 	// Response
 	res({
diff --git a/src/api/endpoints/users/get_frequently_replied_users.ts b/src/api/endpoints/users/get_frequently_replied_users.ts
index a8add623d4..3cbc761322 100644
--- a/src/api/endpoints/users/get_frequently_replied_users.ts
+++ b/src/api/endpoints/users/get_frequently_replied_users.ts
@@ -4,7 +4,7 @@
 import $ from 'cafy';
 import Post from '../../models/post';
 import User from '../../models/user';
-import serialize from '../../serializers/user';
+import { pack } from '../../models/user';
 
 module.exports = (params, me) => new Promise(async (res, rej) => {
 	// Get 'user_id' parameter
@@ -91,7 +91,7 @@ module.exports = (params, me) => new Promise(async (res, rej) => {
 
 	// Make replies object (includes weights)
 	const repliesObj = await Promise.all(topRepliedUsers.map(async (user) => ({
-		user: await serialize(user, me, { detail: true }),
+		user: await pack(user, me, { detail: true }),
 		weight: repliedUsers[user] / peak
 	})));
 
diff --git a/src/api/endpoints/users/posts.ts b/src/api/endpoints/users/posts.ts
index 0d8384a43d..1f3db3cf79 100644
--- a/src/api/endpoints/users/posts.ts
+++ b/src/api/endpoints/users/posts.ts
@@ -4,7 +4,7 @@
 import $ from 'cafy';
 import Post from '../../models/post';
 import User from '../../models/user';
-import serialize from '../../serializers/post';
+import { pack } from '../../models/post';
 
 /**
  * Get posts of a user
@@ -124,6 +124,6 @@ module.exports = (params, me) => new Promise(async (res, rej) => {
 
 	// Serialize
 	res(await Promise.all(posts.map(async (post) =>
-		await serialize(post, me)
+		await pack(post, me)
 	)));
 });
diff --git a/src/api/endpoints/users/recommendation.ts b/src/api/endpoints/users/recommendation.ts
index 731d68a7b1..b80fd63ce7 100644
--- a/src/api/endpoints/users/recommendation.ts
+++ b/src/api/endpoints/users/recommendation.ts
@@ -4,7 +4,7 @@
 const ms = require('ms');
 import $ from 'cafy';
 import User from '../../models/user';
-import serialize from '../../serializers/user';
+import { pack } from '../../models/user';
 import getFriends from '../../common/get-friends';
 
 /**
@@ -44,5 +44,5 @@ module.exports = (params, me) => new Promise(async (res, rej) => {
 
 	// Serialize
 	res(await Promise.all(users.map(async user =>
-		await serialize(user, me, { detail: true }))));
+		await pack(user, me, { detail: true }))));
 });
diff --git a/src/api/endpoints/users/search.ts b/src/api/endpoints/users/search.ts
index 73a5db47e2..213038403b 100644
--- a/src/api/endpoints/users/search.ts
+++ b/src/api/endpoints/users/search.ts
@@ -4,7 +4,7 @@
 import * as mongo from 'mongodb';
 import $ from 'cafy';
 import User from '../../models/user';
-import serialize from '../../serializers/user';
+import { pack } from '../../models/user';
 import config from '../../../conf';
 const escapeRegexp = require('escape-regexp');
 
@@ -94,6 +94,6 @@ async function byElasticsearch(res, rej, me, query, offset, max) {
 
 		// Serialize
 		res(await Promise.all(users.map(async user =>
-			await serialize(user, me, { detail: true }))));
+			await pack(user, me, { detail: true }))));
 	});
 }
diff --git a/src/api/endpoints/users/search_by_username.ts b/src/api/endpoints/users/search_by_username.ts
index 7f2f42f0a6..63e206b1f2 100644
--- a/src/api/endpoints/users/search_by_username.ts
+++ b/src/api/endpoints/users/search_by_username.ts
@@ -3,7 +3,7 @@
  */
 import $ from 'cafy';
 import User from '../../models/user';
-import serialize from '../../serializers/user';
+import { pack } from '../../models/user';
 
 /**
  * Search a user by username
@@ -35,5 +35,5 @@ module.exports = (params, me) => new Promise(async (res, rej) => {
 
 	// Serialize
 	res(await Promise.all(users.map(async user =>
-		await serialize(user, me, { detail: true }))));
+		await pack(user, me, { detail: true }))));
 });
diff --git a/src/api/endpoints/users/show.ts b/src/api/endpoints/users/show.ts
index 8e74b0fe3f..a51cb619d4 100644
--- a/src/api/endpoints/users/show.ts
+++ b/src/api/endpoints/users/show.ts
@@ -3,7 +3,7 @@
  */
 import $ from 'cafy';
 import User from '../../models/user';
-import serialize from '../../serializers/user';
+import { pack } from '../../models/user';
 
 /**
  * Show a user
@@ -41,7 +41,7 @@ module.exports = (params, me) => new Promise(async (res, rej) => {
 	}
 
 	// Send response
-	res(await serialize(user, me, {
+	res(await pack(user, me, {
 		detail: true
 	}));
 });
diff --git a/src/api/models/drive-file.ts b/src/api/models/drive-file.ts
index 6a8db3ad42..9b9df1dac6 100644
--- a/src/api/models/drive-file.ts
+++ b/src/api/models/drive-file.ts
@@ -20,8 +20,14 @@ export { getGridFSBucket };
 
 export type IDriveFile = {
 	_id: mongodb.ObjectID;
-	created_at: Date;
-	user_id: mongodb.ObjectID;
+	uploadDate: Date;
+	md5: string;
+	filename: string;
+	metadata: {
+		properties: any;
+		user_id: mongodb.ObjectID;
+		folder_id: mongodb.ObjectID;
+	}
 };
 
 export function validateFileName(name: string): boolean {
diff --git a/src/api/models/drive-folder.ts b/src/api/models/drive-folder.ts
index 48b26c2bd6..54b45049b9 100644
--- a/src/api/models/drive-folder.ts
+++ b/src/api/models/drive-folder.ts
@@ -9,7 +9,9 @@ export default DriveFolder;
 export type IDriveFolder = {
 	_id: mongo.ObjectID;
 	created_at: Date;
+	name: string;
 	user_id: mongo.ObjectID;
+	parent_id: mongo.ObjectID;
 };
 
 export function isValidFolderName(name: string): boolean {
diff --git a/src/api/models/messaging-message.ts b/src/api/models/messaging-message.ts
index ffdda1db21..90cf1cd71c 100644
--- a/src/api/models/messaging-message.ts
+++ b/src/api/models/messaging-message.ts
@@ -10,6 +10,11 @@ export default MessagingMessage;
 
 export interface IMessagingMessage {
 	_id: mongo.ObjectID;
+	created_at: Date;
+	text: string;
+	user_id: mongo.ObjectID;
+	recipient_id: mongo.ObjectID;
+	is_read: boolean;
 }
 
 export function isValidText(text: string): boolean {
diff --git a/src/api/private/signin.ts b/src/api/private/signin.ts
index a26c8f6c5a..ab6e93562c 100644
--- a/src/api/private/signin.ts
+++ b/src/api/private/signin.ts
@@ -3,7 +3,7 @@ import * as bcrypt from 'bcryptjs';
 import * as speakeasy from 'speakeasy';
 import { default as User, IUser } from '../models/user';
 import Signin from '../models/signin';
-import serialize from '../serializers/signin';
+import { pack } from '../models/signin';
 import event from '../event';
 import signin from '../common/signin';
 import config from '../../conf';
@@ -85,5 +85,5 @@ export default async (req: express.Request, res: express.Response) => {
 	});
 
 	// Publish signin event
-	event(user._id, 'signin', await serialize(record));
+	event(user._id, 'signin', await pack(record));
 };
diff --git a/src/api/private/signup.ts b/src/api/private/signup.ts
index 466c6a489f..105fe319a5 100644
--- a/src/api/private/signup.ts
+++ b/src/api/private/signup.ts
@@ -4,7 +4,7 @@ import * as bcrypt from 'bcryptjs';
 import recaptcha = require('recaptcha-promise');
 import { default as User, IUser } from '../models/user';
 import { validateUsername, validatePassword } from '../models/user';
-import serialize from '../serializers/user';
+import { pack } from '../models/user';
 import generateUserToken from '../common/generate-native-user-token';
 import config from '../../conf';
 
@@ -142,7 +142,7 @@ export default async (req: express.Request, res: express.Response) => {
 	});
 
 	// Response
-	res.send(await serialize(account));
+	res.send(await pack(account));
 
 	// Create search index
 	if (config.elasticsearch.enable) {
diff --git a/src/api/service/twitter.ts b/src/api/service/twitter.ts
index 0e75ee0bdb..ca4f8abcca 100644
--- a/src/api/service/twitter.ts
+++ b/src/api/service/twitter.ts
@@ -6,7 +6,7 @@ import * as uuid from 'uuid';
 import autwh from 'autwh';
 import redis from '../../db/redis';
 import User from '../models/user';
-import serialize from '../serializers/user';
+import { pack } from '../models/user';
 import event from '../event';
 import config from '../../conf';
 import signin from '../common/signin';
@@ -50,7 +50,7 @@ module.exports = (app: express.Application) => {
 		res.send(`Twitterの連携を解除しました :v:`);
 
 		// Publish i updated event
-		event(user._id, 'i_updated', await serialize(user, user, {
+		event(user._id, 'i_updated', await pack(user, user, {
 			detail: true,
 			includeSecrets: true
 		}));