Optimize broadcast job creation

[github/Chocobozzz/PeerTube.git] / server / models / video / video-playlist-element.ts

diff --git a/server/models/video/video-playlist-element.ts b/server/models/video/video-playlist-element.ts
index d357766e94d302c3177f728766aea36cf9451211..4e41608186265c2339f89e40b3ebe25b9e07a0ce 100644 (file)
--- a/server/models/video/video-playlist-element.ts
+++ b/server/models/video/video-playlist-element.ts
@@ -1,3 +1,4 @@
+import { AggregateOptions, Op, ScopeOptions, Sequelize, Transaction } from 'sequelize'
 import {
   AllowNull,
   BelongsTo,
@@ -13,18 +14,8 @@ import {
   Table,
   UpdatedAt
 } from 'sequelize-typescript'
-import { ForAPIOptions, ScopeNames as VideoScopeNames, VideoModel } from './video'
-import { VideoPlaylistModel } from './video-playlist'
-import { getSort, throwIfNotValid } from '../utils'
-import { isActivityPubUrlValid } from '../../helpers/custom-validators/activitypub/misc'
-import { CONSTRAINTS_FIELDS } from '../../initializers/constants'
-import { PlaylistElementObject } from '../../../shared/models/activitypub/objects/playlist-element-object'
 import validator from 'validator'
-import { AggregateOptions, Op, ScopeOptions, Sequelize, Transaction } from 'sequelize'
-import { VideoPlaylistElement, VideoPlaylistElementType } from '../../../shared/models/videos/playlist/video-playlist-element.model'
-import { AccountModel } from '../account/account'
-import { VideoPrivacy } from '../../../shared/models/videos'
-import * as Bluebird from 'bluebird'
+import { MUserAccountId } from '@server/types/models'
 import {
   MVideoPlaylistElement,
   MVideoPlaylistElementAP,
@@ -32,7 +23,16 @@ import {
   MVideoPlaylistElementVideoUrlPlaylistPrivacy,
   MVideoPlaylistVideoThumbnail
 } from '@server/types/models/video/video-playlist-element'
-import { MUserAccountId } from '@server/types/models'
+import { AttributesOnly } from '@shared/typescript-utils'
+import { PlaylistElementObject } from '../../../shared/models/activitypub/objects/playlist-element-object'
+import { VideoPrivacy } from '../../../shared/models/videos'
+import { VideoPlaylistElement, VideoPlaylistElementType } from '../../../shared/models/videos/playlist/video-playlist-element.model'
+import { isActivityPubUrlValid } from '../../helpers/custom-validators/activitypub/misc'
+import { CONSTRAINTS_FIELDS } from '../../initializers/constants'
+import { AccountModel } from '../account/account'
+import { getSort, throwIfNotValid } from '../utils'
+import { ForAPIOptions, ScopeNames as VideoScopeNames, VideoModel } from './video'
+import { VideoPlaylistModel } from './video-playlist'
 
 @Table({
   tableName: 'videoPlaylistElement',
@@ -49,7 +49,7 @@ import { MUserAccountId } from '@server/types/models'
     }
   ]
 })
-export class VideoPlaylistElementModel extends Model<VideoPlaylistElementModel> {
+export class VideoPlaylistElementModel extends Model<Partial<AttributesOnly<VideoPlaylistElementModel>>> {
   @CreatedAt
   createdAt: Date
 
@@ -166,7 +166,7 @@ export class VideoPlaylistElementModel extends Model<VideoPlaylistElementModel>
     ]).then(([ total, data ]) => ({ total, data }))
   }
 
-  static loadByPlaylistAndVideo (videoPlaylistId: number, videoId: number): Bluebird<MVideoPlaylistElement> {
+  static loadByPlaylistAndVideo (videoPlaylistId: number, videoId: number): Promise<MVideoPlaylistElement> {
     const query = {
       where: {
         videoPlaylistId,
@@ -177,14 +177,14 @@ export class VideoPlaylistElementModel extends Model<VideoPlaylistElementModel>
     return VideoPlaylistElementModel.findOne(query)
   }
 
-  static loadById (playlistElementId: number | string): Bluebird<MVideoPlaylistElement> {
+  static loadById (playlistElementId: number | string): Promise<MVideoPlaylistElement> {
     return VideoPlaylistElementModel.findByPk(playlistElementId)
   }
 
   static loadByPlaylistAndElementIdForAP (
     playlistId: number | string,
     playlistElementId: number
-  ): Bluebird<MVideoPlaylistElementVideoUrlPlaylistPrivacy> {
+  ): Promise<MVideoPlaylistElementVideoUrlPlaylistPrivacy> {
     const playlistWhere = validator.isUUID('' + playlistId) ? { uuid: playlistId } : { id: playlistId }
 
     const query = {
@@ -208,25 +208,31 @@ export class VideoPlaylistElementModel extends Model<VideoPlaylistElementModel>
   }
 
   static listUrlsOfForAP (videoPlaylistId: number, start: number, count: number, t?: Transaction) {
-    const query = {
-      attributes: [ 'url' ],
-      offset: start,
-      limit: count,
-      order: getSort('position'),
-      where: {
-        videoPlaylistId
-      },
-      transaction: t
+    const getQuery = (forCount: boolean) => {
+      return {
+        attributes: forCount
+          ? []
+          : [ 'url' ],
+        offset: start,
+        limit: count,
+        order: getSort('position'),
+        where: {
+          videoPlaylistId
+        },
+        transaction: t
+      }
     }
 
-    return VideoPlaylistElementModel
-      .findAndCountAll(query)
-      .then(({ rows, count }) => {
-        return { total: count, data: rows.map(e => e.url) }
-      })
+    return Promise.all([
+      VideoPlaylistElementModel.count(getQuery(true)),
+      VideoPlaylistElementModel.findAll(getQuery(false))
+    ]).then(([ total, rows ]) => ({
+      total,
+      data: rows.map(e => e.url)
+    }))
   }
 
-  static loadFirstElementWithVideoThumbnail (videoPlaylistId: number): Bluebird<MVideoPlaylistVideoThumbnail> {
+  static loadFirstElementWithVideoThumbnail (videoPlaylistId: number): Promise<MVideoPlaylistVideoThumbnail> {
     const query = {
       order: getSort('position'),
       where: {
@@ -275,13 +281,13 @@ export class VideoPlaylistElementModel extends Model<VideoPlaylistElementModel>
       validate: false // We use a literal to update the position
     }
 
-    return VideoPlaylistElementModel.update({ position: Sequelize.literal(`${newPosition} + "position" - ${firstPosition}`) }, query)
+    const positionQuery = Sequelize.literal(`${newPosition} + "position" - ${firstPosition}`)
+    return VideoPlaylistElementModel.update({ position: positionQuery }, query)
   }
 
   static increasePositionOf (
     videoPlaylistId: number,
     fromPosition: number,
-    toPosition?: number,
     by = 1,
     transaction?: Transaction
   ) {