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1 | import * as express from 'express' | |
2 | ||
3 | import { database as db } from '../../../initializers' | |
4 | import { | |
5 | logger, | |
6 | getFormattedObjects, | |
7 | retryTransactionWrapper, | |
8 | resetSequelizeInstance | |
9 | } from '../../../helpers' | |
10 | import { | |
11 | authenticate, | |
12 | paginationValidator, | |
13 | videoChannelsSortValidator, | |
14 | videoChannelsAddValidator, | |
15 | setVideoChannelsSort, | |
16 | setPagination, | |
17 | videoChannelsRemoveValidator, | |
18 | videoChannelGetValidator, | |
19 | videoChannelsUpdateValidator, | |
20 | listVideoAuthorChannelsValidator, | |
21 | asyncMiddleware | |
22 | } from '../../../middlewares' | |
23 | import { | |
24 | createVideoChannel, | |
25 | updateVideoChannelToFriends | |
26 | } from '../../../lib' | |
27 | import { VideoChannelInstance, AuthorInstance } from '../../../models' | |
28 | import { VideoChannelCreate, VideoChannelUpdate } from '../../../../shared' | |
29 | ||
30 | const videoChannelRouter = express.Router() | |
31 | ||
32 | videoChannelRouter.get('/channels', | |
33 | paginationValidator, | |
34 | videoChannelsSortValidator, | |
35 | setVideoChannelsSort, | |
36 | setPagination, | |
37 | asyncMiddleware(listVideoChannels) | |
38 | ) | |
39 | ||
40 | videoChannelRouter.get('/authors/:authorId/channels', | |
41 | listVideoAuthorChannelsValidator, | |
42 | asyncMiddleware(listVideoAuthorChannels) | |
43 | ) | |
44 | ||
45 | videoChannelRouter.post('/channels', | |
46 | authenticate, | |
47 | videoChannelsAddValidator, | |
48 | asyncMiddleware(addVideoChannelRetryWrapper) | |
49 | ) | |
50 | ||
51 | videoChannelRouter.put('/channels/:id', | |
52 | authenticate, | |
53 | videoChannelsUpdateValidator, | |
54 | updateVideoChannelRetryWrapper | |
55 | ) | |
56 | ||
57 | videoChannelRouter.delete('/channels/:id', | |
58 | authenticate, | |
59 | videoChannelsRemoveValidator, | |
60 | asyncMiddleware(removeVideoChannelRetryWrapper) | |
61 | ) | |
62 | ||
63 | videoChannelRouter.get('/channels/:id', | |
64 | videoChannelGetValidator, | |
65 | asyncMiddleware(getVideoChannel) | |
66 | ) | |
67 | ||
68 | // --------------------------------------------------------------------------- | |
69 | ||
70 | export { | |
71 | videoChannelRouter | |
72 | } | |
73 | ||
74 | // --------------------------------------------------------------------------- | |
75 | ||
76 | async function listVideoChannels (req: express.Request, res: express.Response, next: express.NextFunction) { | |
77 | const resultList = await db.VideoChannel.listForApi(req.query.start, req.query.count, req.query.sort) | |
78 | ||
79 | return res.json(getFormattedObjects(resultList.data, resultList.total)) | |
80 | } | |
81 | ||
82 | async function listVideoAuthorChannels (req: express.Request, res: express.Response, next: express.NextFunction) { | |
83 | const resultList = await db.VideoChannel.listByAuthor(res.locals.author.id) | |
84 | ||
85 | return res.json(getFormattedObjects(resultList.data, resultList.total)) | |
86 | } | |
87 | ||
88 | // Wrapper to video channel add that retry the async function if there is a database error | |
89 | // We need this because we run the transaction in SERIALIZABLE isolation that can fail | |
90 | async function addVideoChannelRetryWrapper (req: express.Request, res: express.Response, next: express.NextFunction) { | |
91 | const options = { | |
92 | arguments: [ req, res ], | |
93 | errorMessage: 'Cannot insert the video video channel with many retries.' | |
94 | } | |
95 | ||
96 | await retryTransactionWrapper(addVideoChannel, options) | |
97 | ||
98 | // TODO : include Location of the new video channel -> 201 | |
99 | return res.type('json').status(204).end() | |
100 | } | |
101 | ||
102 | async function addVideoChannel (req: express.Request, res: express.Response) { | |
103 | const videoChannelInfo: VideoChannelCreate = req.body | |
104 | const author: AuthorInstance = res.locals.oauth.token.User.Author | |
105 | let videoChannelCreated: VideoChannelInstance | |
106 | ||
107 | await db.sequelize.transaction(async t => { | |
108 | videoChannelCreated = await createVideoChannel(videoChannelInfo, author, t) | |
109 | }) | |
110 | ||
111 | logger.info('Video channel with uuid %s created.', videoChannelCreated.uuid) | |
112 | } | |
113 | ||
114 | async function updateVideoChannelRetryWrapper (req: express.Request, res: express.Response, next: express.NextFunction) { | |
115 | const options = { | |
116 | arguments: [ req, res ], | |
117 | errorMessage: 'Cannot update the video with many retries.' | |
118 | } | |
119 | ||
120 | await retryTransactionWrapper(updateVideoChannel, options) | |
121 | ||
122 | return res.type('json').status(204).end() | |
123 | } | |
124 | ||
125 | async function updateVideoChannel (req: express.Request, res: express.Response) { | |
126 | const videoChannelInstance: VideoChannelInstance = res.locals.videoChannel | |
127 | const videoChannelFieldsSave = videoChannelInstance.toJSON() | |
128 | const videoChannelInfoToUpdate: VideoChannelUpdate = req.body | |
129 | ||
130 | try { | |
131 | await db.sequelize.transaction(async t => { | |
132 | const sequelizeOptions = { | |
133 | transaction: t | |
134 | } | |
135 | ||
136 | if (videoChannelInfoToUpdate.name !== undefined) videoChannelInstance.set('name', videoChannelInfoToUpdate.name) | |
137 | if (videoChannelInfoToUpdate.description !== undefined) videoChannelInstance.set('description', videoChannelInfoToUpdate.description) | |
138 | ||
139 | await videoChannelInstance.save(sequelizeOptions) | |
140 | const json = videoChannelInstance.toUpdateRemoteJSON() | |
141 | ||
142 | // Now we'll update the video channel's meta data to our friends | |
143 | return updateVideoChannelToFriends(json, t) | |
144 | ||
145 | }) | |
146 | ||
147 | logger.info('Video channel with name %s and uuid %s updated.', videoChannelInstance.name, videoChannelInstance.uuid) | |
148 | } catch (err) { | |
149 | logger.debug('Cannot update the video channel.', err) | |
150 | ||
151 | // Force fields we want to update | |
152 | // If the transaction is retried, sequelize will think the object has not changed | |
153 | // So it will skip the SQL request, even if the last one was ROLLBACKed! | |
154 | resetSequelizeInstance(videoChannelInstance, videoChannelFieldsSave) | |
155 | ||
156 | throw err | |
157 | } | |
158 | } | |
159 | ||
160 | async function removeVideoChannelRetryWrapper (req: express.Request, res: express.Response, next: express.NextFunction) { | |
161 | const options = { | |
162 | arguments: [ req, res ], | |
163 | errorMessage: 'Cannot remove the video channel with many retries.' | |
164 | } | |
165 | ||
166 | await retryTransactionWrapper(removeVideoChannel, options) | |
167 | ||
168 | return res.type('json').status(204).end() | |
169 | } | |
170 | ||
171 | async function removeVideoChannel (req: express.Request, res: express.Response) { | |
172 | const videoChannelInstance: VideoChannelInstance = res.locals.videoChannel | |
173 | ||
174 | await db.sequelize.transaction(async t => { | |
175 | await videoChannelInstance.destroy({ transaction: t }) | |
176 | }) | |
177 | ||
178 | logger.info('Video channel with name %s and uuid %s deleted.', videoChannelInstance.name, videoChannelInstance.uuid) | |
179 | } | |
180 | ||
181 | async function getVideoChannel (req: express.Request, res: express.Response, next: express.NextFunction) { | |
182 | const videoChannelWithVideos = await db.VideoChannel.loadAndPopulateAuthorAndVideos(res.locals.videoChannel.id) | |
183 | ||
184 | return res.json(videoChannelWithVideos.toFormattedJSON()) | |
185 | } |