| const { parse } = require('url'); |
| const generateMetaInfo = require('../../shared/generate-meta-info'); |
|
|
| |
| |
| const PATH_DENY_LIST = ['robots.txt', 'home', 'messages', 'notifications']; |
|
|
| type Meta = { |
| title: string, |
| description: string, |
| extra: string, |
| }; |
|
|
| export default ( |
| url: string, |
| request: (query: string) => Promise |
| ): Promise<Meta> => { |
| const { pathname = '' } = parse(url); |
| const [, first, second, third] = pathname.split('/'); |
| if (third || first.length === 0) return Promise.resolve(generateMetaInfo()); |
| let promise; |
|
|
| switch (first) { |
| case 'explore': { |
| promise = Promise.resolve(generateMetaInfo({ type: 'explore' })); |
| break; |
| } |
| case 'thread': { |
| |
| |
| |
| promise = request( ` |
| { |
| thread(id: "${second}") { |
| content { |
| title |
| body |
| } |
| type |
| channel { |
| name |
| isPrivate |
| } |
| community { |
| profilePhoto |
| } |
| } |
| } |
| `).then(res => { |
| const { |
| thread: { type, content, channel }, |
| } = res.data; |
| return generateMetaInfo({ |
| type: 'thread', |
| data: { |
| title: content.title, |
| type, |
| body: content.body, |
| channelName: channel.name, |
| privateChannel: channel.isPrivate, |
| image: community.profilePhoto, |
| }, |
| }); |
| }); |
| break; |
| } |
| case 'users': { |
| |
| |
| |
| promise = request( ` |
| { |
| user(username: "${second}") { |
| name |
| username |
| description |
| profilePhoto |
| # coverPhoto |
| } |
| } |
| `).then(res => { |
| const { user } = res.data; |
| return generateMetaInfo({ |
| type: 'user', |
| data: { |
| username: user.username, |
| description: user.description, |
| name: user.name, |
| image: user.profilePhoto, |
| }, |
| }); |
| }); |
| break; |
| } |
| default: { |
| const isDenyListed = PATH_DENY_LIST.includes(first); |
| if (second && !isDenyListed) { |
| |
| |
| |
| promise = request( ` |
| { |
| channel(channelSlug: "${second}", communitySlug: "${first}") { |
| name |
| description |
| isPrivate |
| community { |
| name |
| profilePhoto |
| } |
| } |
| } |
| `).then(res => { |
| const { |
| channel, |
| channel: { community }, |
| } = res.data; |
| return generateMetaInfo({ |
| type: 'channel', |
| data: { |
| name: channel.name, |
| description: channel.description, |
| communityName: community.name, |
| private: channel.isPrivate, |
| image: community.profilePhoto, |
| }, |
| }); |
| }); |
| } else if (!isDenyListed) { |
| |
| |
| |
| promise = request( ` |
| { |
| community(slug: "${first}") { |
| name |
| description |
| profilePhoto |
| } |
| } |
| `).then(res => { |
| const { community } = res.data; |
| return generateMetaInfo({ |
| type: 'community', |
| data: { |
| name: community.name, |
| description: community.description, |
| image: community.profilePhoto, |
| }, |
| }); |
| }); |
| } |
| break; |
| } |
| } |
|
|
| if (!promise) return Promise.resolve(generateMetaInfo()); |
|
|
| return promise.catch(err => { |
| console.error(`⚠️ Failed to load metadata for ${url}! ⚠️`); |
| console.error(err); |
| return generateMetaInfo(); |
| }); |
| }; |
|
|
