From f1237afb085000295bb4dd7c155e5769b34b9eea Mon Sep 17 00:00:00 2001 From: Pierce Date: Thu, 27 Feb 2020 14:31:01 -0500 Subject: [PATCH 01/24] Get messages from all the channel streams --- index.js | 80 ++++++++++++++++++++++++++++++-------------------------- 1 file changed, 43 insertions(+), 37 deletions(-) diff --git a/index.js b/index.js index 6764efe..2b29d4d 100644 --- a/index.js +++ b/index.js @@ -17,37 +17,41 @@ class YouTube extends EventEmitter { this.getLive() } - getLive() { + async getLive() { const url = 'https://www.googleapis.com/youtube/v3/search'+ '?eventType=live'+ '&part=id'+ `&channelId=${this.id}`+ '&type=video'+ `&key=${this.key}` - this.request(url, data => { - if (!data.items[0]) - this.emit('error', 'Can not find live.') - else { - this.liveId = data.items[0].id.videoId - this.getChatId() + const data = await this.request(url); + if (!data.items.length) + this.emit('error', 'Can not find live.') + else { + this.liveIds = [] + for(let item in data.items) { + this.liveIds.push(data.items[item].id.videoId) } - }) + this.getChatIds() + } } - getChatId() { - if (!this.liveId) return this.emit('error', 'Live id is invalid.') - const url = 'https://www.googleapis.com/youtube/v3/videos'+ + async getChatIds() { + if (!this.liveIds) return this.emit('error', 'Live ids are not valid.') + this.chatIds = [] + for(let id in this.liveIds) { + const url = 'https://www.googleapis.com/youtube/v3/videos'+ '?part=liveStreamingDetails'+ - `&id=${this.liveId}`+ + `&id=${this.liveIds[id]}`+ `&key=${this.key}` - this.request(url, data => { + const data = await this.request(url) if (!data.items.length) - this.emit('error', 'Can not find chat.') + this.emit('error', `Can not find chat for stream ${this.liveIds[id]}`) else { - this.chatId = data.items[0].liveStreamingDetails.activeLiveChatId - this.emit('ready') + this.chatIds.push(data.items[0].liveStreamingDetails.activeLiveChatId) } - }) + } + if(this.chatIds.length) this.emit('ready') } /** @@ -55,30 +59,32 @@ class YouTube extends EventEmitter { * See {@link https://developers.google.com/youtube/v3/live/docs/liveChatMessages/list#response|docs} * @return {object} */ - getChat() { - if (!this.chatId) return this.emit('error', 'Chat id is invalid.') - const url = 'https://www.googleapis.com/youtube/v3/liveChat/messages'+ - `?liveChatId=${this.chatId}`+ + async getChats() { + if (!this.chatIds) return this.emit('error', 'Chat id is invalid.') + for(let chat in this.chatIds) { + const url = 'https://www.googleapis.com/youtube/v3/liveChat/messages'+ + `?liveChatId=${this.chatIds[chat]}`+ '&part=id,snippet,authorDetails'+ '&maxResults=2000'+ `&key=${this.key}` - this.request(url, data => { - this.emit('json', data) - }) + this.emit('json', await this.request(url)) + } } - request(url, callback) { - request({ - url: url, - method: 'GET', - json: true, - }, (error, response, data) => { - if (error) - this.emit('error', error) - else if (response.statusCode !== 200) - this.emit('error', data) - else - callback(data) + request(url) { + return new Promise(resolve => { + request({ + url: url, + method: 'GET', + json: true, + }, (error, response, data) => { + if (error) + this.emit('error', error) + else if (response.statusCode !== 200) + this.emit('error', data) + else + resolve(data) + }) }) } @@ -89,7 +95,7 @@ class YouTube extends EventEmitter { */ listen(delay) { let lastRead = 0, time = 0 - this.interval = setInterval(() => this.getChat(), delay) + this.interval = setInterval(() => this.getChats(), delay) this.on('json', data => { for (const item of data.items) { time = new Date(item.snippet.publishedAt).getTime() From aa0c5261cfb79c4c754d5654e5100c8ba385f601 Mon Sep 17 00:00:00 2001 From: yuta0801 Date: Sat, 29 Feb 2020 13:25:20 +0900 Subject: [PATCH 02/24] switch to yarn --- package-lock.json | 351 ---------------------------------------------- yarn.lock | 326 ++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 326 insertions(+), 351 deletions(-) delete mode 100644 package-lock.json create mode 100644 yarn.lock diff --git a/package-lock.json b/package-lock.json deleted file mode 100644 index f293d22..0000000 --- a/package-lock.json +++ /dev/null @@ -1,351 +0,0 @@ -{ - "name": "youtube-live-chat", - "version": "1.0.3", - "lockfileVersion": 1, - "requires": true, - "dependencies": { - "ajv": { - "version": "6.6.2", - "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.6.2.tgz", - 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dependencies: + punycode "^2.1.0" + +uuid@^3.3.2: + version "3.4.0" + resolved "https://registry.yarnpkg.com/uuid/-/uuid-3.4.0.tgz#b23e4358afa8a202fe7a100af1f5f883f02007ee" + integrity sha512-HjSDRw6gZE5JMggctHBcjVak08+KEVhSIiDzFnT9S9aegmp85S/bReBVTb4QTFaRNptJ9kuYaNhnbNEOkbKb/A== + +verror@1.10.0: + version "1.10.0" + resolved "https://registry.yarnpkg.com/verror/-/verror-1.10.0.tgz#3a105ca17053af55d6e270c1f8288682e18da400" + integrity sha1-OhBcoXBTr1XW4nDB+CiGguGNpAA= + dependencies: + assert-plus "^1.0.0" + core-util-is "1.0.2" + extsprintf "^1.2.0" From eee7a930a6b3adf6741df919aef2633a5e3643f6 Mon Sep 17 00:00:00 2001 From: yuta0801 Date: Sat, 29 Feb 2020 13:26:50 +0900 Subject: [PATCH 03/24] format code --- index.js | 86 +++++++++++++++++++++++++++++--------------------------- 1 file changed, 44 insertions(+), 42 deletions(-) diff --git a/index.js b/index.js index 2b29d4d..a10649d 100644 --- a/index.js +++ b/index.js @@ -1,5 +1,5 @@ const request = require('request') -const {EventEmitter} = require('events') +const { EventEmitter } = require('events') /** * The main hub for acquire live chat with the YouTube Date API. @@ -18,18 +18,18 @@ class YouTube extends EventEmitter { } async getLive() { - const url = 'https://www.googleapis.com/youtube/v3/search'+ - '?eventType=live'+ - '&part=id'+ - `&channelId=${this.id}`+ - '&type=video'+ + const url = + 'https://www.googleapis.com/youtube/v3/search' + + '?eventType=live' + + '&part=id' + + `&channelId=${this.id}` + + '&type=video' + `&key=${this.key}` - const data = await this.request(url); - if (!data.items.length) - this.emit('error', 'Can not find live.') + const data = await this.request(url) + if (!data.items.length) this.emit('error', 'Can not find live.') else { this.liveIds = [] - for(let item in data.items) { + for (let item in data.items) { this.liveIds.push(data.items[item].id.videoId) } this.getChatIds() @@ -39,19 +39,19 @@ class YouTube extends EventEmitter { async getChatIds() { if (!this.liveIds) return this.emit('error', 'Live ids are not valid.') this.chatIds = [] - for(let id in this.liveIds) { - const url = 'https://www.googleapis.com/youtube/v3/videos'+ - '?part=liveStreamingDetails'+ - `&id=${this.liveIds[id]}`+ - `&key=${this.key}` + for (let id in this.liveIds) { + const url = + 'https://www.googleapis.com/youtube/v3/videos' + + '?part=liveStreamingDetails' + + `&id=${this.liveIds[id]}` + + `&key=${this.key}` const data = await this.request(url) - if (!data.items.length) - this.emit('error', `Can not find chat for stream ${this.liveIds[id]}`) + if (!data.items.length) this.emit('error', `Can not find chat for stream ${this.liveIds[id]}`) else { this.chatIds.push(data.items[0].liveStreamingDetails.activeLiveChatId) } } - if(this.chatIds.length) this.emit('ready') + if (this.chatIds.length) this.emit('ready') } /** @@ -61,30 +61,31 @@ class YouTube extends EventEmitter { */ async getChats() { if (!this.chatIds) return this.emit('error', 'Chat id is invalid.') - for(let chat in this.chatIds) { - const url = 'https://www.googleapis.com/youtube/v3/liveChat/messages'+ - `?liveChatId=${this.chatIds[chat]}`+ - '&part=id,snippet,authorDetails'+ - '&maxResults=2000'+ - `&key=${this.key}` + for (let chat in this.chatIds) { + const url = + 'https://www.googleapis.com/youtube/v3/liveChat/messages' + + `?liveChatId=${this.chatIds[chat]}` + + '&part=id,snippet,authorDetails' + + '&maxResults=2000' + + `&key=${this.key}` this.emit('json', await this.request(url)) } } request(url) { return new Promise(resolve => { - request({ - url: url, - method: 'GET', - json: true, - }, (error, response, data) => { - if (error) - this.emit('error', error) - else if (response.statusCode !== 200) - this.emit('error', data) - else - resolve(data) - }) + request( + { + url: url, + method: 'GET', + json: true, + }, + (error, response, data) => { + if (error) this.emit('error', error) + else if (response.statusCode !== 200) this.emit('error', data) + else resolve(data) + } + ) }) } @@ -94,7 +95,8 @@ class YouTube extends EventEmitter { * @fires YouTube#message */ listen(delay) { - let lastRead = 0, time = 0 + let lastRead = 0, + time = 0 this.interval = setInterval(() => this.getChats(), delay) this.on('json', data => { for (const item of data.items) { @@ -102,11 +104,11 @@ class YouTube extends EventEmitter { if (lastRead < time) { lastRead = time /** - * Emitted whenever a new message is recepted. - * See {@link https://developers.google.com/youtube/v3/live/docs/liveChatMessages#resource|docs} - * @event YouTube#message - * @type {object} - */ + * Emitted whenever a new message is recepted. + * See {@link https://developers.google.com/youtube/v3/live/docs/liveChatMessages#resource|docs} + * @event YouTube#message + * @type {object} + */ this.emit('message', item) } } From 7c7a2cfb83bc727de993ca3c903ed9d2a48023fd Mon Sep 17 00:00:00 2001 From: yuta0801 Date: Sat, 29 Feb 2020 13:43:00 +0900 Subject: [PATCH 04/24] use node-fetch instead of request request is deprecated now --- index.js | 22 ++-- package.json | 2 +- yarn.lock | 321 +-------------------------------------------------- 3 files changed, 14 insertions(+), 331 deletions(-) diff --git a/index.js b/index.js index a10649d..0d90a51 100644 --- a/index.js +++ b/index.js @@ -1,4 +1,4 @@ -const request = require('request') +const fetch = require('node-fetch') const { EventEmitter } = require('events') /** @@ -74,18 +74,14 @@ class YouTube extends EventEmitter { request(url) { return new Promise(resolve => { - request( - { - url: url, - method: 'GET', - json: true, - }, - (error, response, data) => { - if (error) this.emit('error', error) - else if (response.statusCode !== 200) this.emit('error', data) - else resolve(data) - } - ) + fetch(url) + .then(res => { + res.json().then(data => { + if (!res.ok) this.emit('error', data) + else resolve(data) + }) + }) + .catch(error => this.emit('error', error)) }) } diff --git a/package.json b/package.json index 449cba4..9ec4ff6 100644 --- a/package.json +++ b/package.json @@ -5,7 +5,7 @@ "main": "index.js", "dependencies": { "events": "^1.1.1", - "request": "^2.88.0" + "node-fetch": "^2.6.0" }, "devDependencies": {}, "scripts": { diff --git a/yarn.lock b/yarn.lock index c09ce1f..ce570fd 100644 --- a/yarn.lock +++ b/yarn.lock @@ -2,325 +2,12 @@ # yarn lockfile v1 -ajv@^6.5.5: - version "6.12.0" - resolved "https://registry.yarnpkg.com/ajv/-/ajv-6.12.0.tgz#06d60b96d87b8454a5adaba86e7854da629db4b7" - integrity sha512-D6gFiFA0RRLyUbvijN74DWAjXSFxWKaWP7mldxkVhyhAV3+SWA9HEJPHQ2c9soIeTFJqcSdFDGFgdqs1iUU2Hw== - dependencies: - fast-deep-equal "^3.1.1" - fast-json-stable-stringify "^2.0.0" - json-schema-traverse "^0.4.1" - uri-js "^4.2.2" - -asn1@~0.2.3: - version "0.2.4" - resolved "https://registry.yarnpkg.com/asn1/-/asn1-0.2.4.tgz#8d2475dfab553bb33e77b54e59e880bb8ce23136" - integrity sha512-jxwzQpLQjSmWXgwaCZE9Nz+glAG01yF1QnWgbhGwHI5A6FRIEY6IVqtHhIepHqI7/kyEyQEagBC5mBEFlIYvdg== - dependencies: - safer-buffer "~2.1.0" - 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"https://registry.yarnpkg.com/tweetnacl/-/tweetnacl-0.14.5.tgz#5ae68177f192d4456269d108afa93ff8743f4f64" - integrity sha1-WuaBd/GS1EViadEIr6k/+HQ/T2Q= - -uri-js@^4.2.2: - version "4.2.2" - resolved "https://registry.yarnpkg.com/uri-js/-/uri-js-4.2.2.tgz#94c540e1ff772956e2299507c010aea6c8838eb0" - integrity sha512-KY9Frmirql91X2Qgjry0Wd4Y+YTdrdZheS8TFwvkbLWf/G5KNJDCh6pKL5OZctEW4+0Baa5idK2ZQuELRwPznQ== - dependencies: - punycode "^2.1.0" - -uuid@^3.3.2: - version "3.4.0" - resolved "https://registry.yarnpkg.com/uuid/-/uuid-3.4.0.tgz#b23e4358afa8a202fe7a100af1f5f883f02007ee" - integrity sha512-HjSDRw6gZE5JMggctHBcjVak08+KEVhSIiDzFnT9S9aegmp85S/bReBVTb4QTFaRNptJ9kuYaNhnbNEOkbKb/A== - -verror@1.10.0: - version "1.10.0" - resolved "https://registry.yarnpkg.com/verror/-/verror-1.10.0.tgz#3a105ca17053af55d6e270c1f8288682e18da400" - integrity sha1-OhBcoXBTr1XW4nDB+CiGguGNpAA= - dependencies: - assert-plus "^1.0.0" - core-util-is "1.0.2" - extsprintf "^1.2.0" +node-fetch@^2.6.0: + version "2.6.0" + resolved "https://registry.yarnpkg.com/node-fetch/-/node-fetch-2.6.0.tgz#e633456386d4aa55863f676a7ab0daa8fdecb0fd" + integrity sha512-8dG4H5ujfvFiqDmVu9fQ5bOHUC15JMjMY/Zumv26oOvvVJjM67KF8koCWIabKQ1GJIa9r2mMZscBq/TbdOcmNA== From ff235492128d0771cde7995e9e7e6b863bd69372 Mon Sep 17 00:00:00 2001 From: yuta0801 Date: Sat, 29 Feb 2020 13:49:56 +0900 Subject: [PATCH 05/24] refactor request method --- index.js | 28 ++++++++++++++-------------- 1 file changed, 14 insertions(+), 14 deletions(-) diff --git a/index.js b/index.js index 0d90a51..f44253e 100644 --- a/index.js +++ b/index.js @@ -26,7 +26,7 @@ class YouTube extends EventEmitter { '&type=video' + `&key=${this.key}` const data = await this.request(url) - if (!data.items.length) this.emit('error', 'Can not find live.') + if (!data || !data.items.length) this.emit('error', `Can not find live for channel ${this.id}`) else { this.liveIds = [] for (let item in data.items) { @@ -46,7 +46,7 @@ class YouTube extends EventEmitter { `&id=${this.liveIds[id]}` + `&key=${this.key}` const data = await this.request(url) - if (!data.items.length) this.emit('error', `Can not find chat for stream ${this.liveIds[id]}`) + if (!data || !data.items.length) this.emit('error', `Can not find chat for stream ${this.liveIds[id]}`) else { this.chatIds.push(data.items[0].liveStreamingDetails.activeLiveChatId) } @@ -68,21 +68,21 @@ class YouTube extends EventEmitter { '&part=id,snippet,authorDetails' + '&maxResults=2000' + `&key=${this.key}` - this.emit('json', await this.request(url)) + const messages = await this.request(url) + if (messages) this.emit('json', messages) } } - request(url) { - return new Promise(resolve => { - fetch(url) - .then(res => { - res.json().then(data => { - if (!res.ok) this.emit('error', data) - else resolve(data) - }) - }) - .catch(error => this.emit('error', error)) - }) + async request(url) { + try { + const res = await fetch(url) + const data = await res.json() + if (!res.ok) throw data + return data + } catch (error) { + this.emit('error', error) + return null + } } /** From 016791ca3e00c30e3ff263835835f581fb880dc2 Mon Sep 17 00:00:00 2001 From: yuta0801 Date: Sat, 29 Feb 2020 14:03:29 +0900 Subject: [PATCH 06/24] more abstract request method --- index.js | 46 +++++++++++++++++++++++----------------------- 1 file changed, 23 insertions(+), 23 deletions(-) diff --git a/index.js b/index.js index f44253e..ec75838 100644 --- a/index.js +++ b/index.js @@ -1,3 +1,4 @@ +const qs = require('querystring') const fetch = require('node-fetch') const { EventEmitter } = require('events') @@ -18,14 +19,13 @@ class YouTube extends EventEmitter { } async getLive() { - const url = - 'https://www.googleapis.com/youtube/v3/search' + - '?eventType=live' + - '&part=id' + - `&channelId=${this.id}` + - '&type=video' + - `&key=${this.key}` - const data = await this.request(url) + const data = await this.request('search', { + eventType: 'live', + part: 'id', + channelId: this.id, + type: 'video', + key: this.key, + }) if (!data || !data.items.length) this.emit('error', `Can not find live for channel ${this.id}`) else { this.liveIds = [] @@ -40,12 +40,11 @@ class YouTube extends EventEmitter { if (!this.liveIds) return this.emit('error', 'Live ids are not valid.') this.chatIds = [] for (let id in this.liveIds) { - const url = - 'https://www.googleapis.com/youtube/v3/videos' + - '?part=liveStreamingDetails' + - `&id=${this.liveIds[id]}` + - `&key=${this.key}` - const data = await this.request(url) + const data = await this.request('videos', { + part: 'liveStreamingDetails', + id: this.liveIds[id], + key: this.key, + }) if (!data || !data.items.length) this.emit('error', `Can not find chat for stream ${this.liveIds[id]}`) else { this.chatIds.push(data.items[0].liveStreamingDetails.activeLiveChatId) @@ -62,20 +61,21 @@ class YouTube extends EventEmitter { async getChats() { if (!this.chatIds) return this.emit('error', 'Chat id is invalid.') for (let chat in this.chatIds) { - const url = - 'https://www.googleapis.com/youtube/v3/liveChat/messages' + - `?liveChatId=${this.chatIds[chat]}` + - '&part=id,snippet,authorDetails' + - '&maxResults=2000' + - `&key=${this.key}` - const messages = await this.request(url) + const messages = await this.request('liveChat/messages', { + liveChatId: this.chatIds[chat], + part: 'id,snippet,authorDetails', + maxResults: '2000', + key: this.key, + }) if (messages) this.emit('json', messages) } } - async request(url) { + async request(endpoint, params) { try { - const res = await fetch(url) + const url = `https://www.googleapis.com/youtube/v3/` + endpoint + const query = params ? '?' + qs.stringify(params) : '' + const res = await fetch(url + query) const data = await res.json() if (!res.ok) throw data return data From b2a76327a35b492020585961d6c141e16811852f Mon Sep 17 00:00:00 2001 From: yuta0801 Date: Sat, 29 Feb 2020 14:14:42 +0900 Subject: [PATCH 07/24] some refactoring --- index.js | 20 ++++++++------------ 1 file changed, 8 insertions(+), 12 deletions(-) diff --git a/index.js b/index.js index ec75838..115eda2 100644 --- a/index.js +++ b/index.js @@ -28,24 +28,20 @@ class YouTube extends EventEmitter { }) if (!data || !data.items.length) this.emit('error', `Can not find live for channel ${this.id}`) else { - this.liveIds = [] - for (let item in data.items) { - this.liveIds.push(data.items[item].id.videoId) - } - this.getChatIds() + const liveIds = data.items.map(item => item.id.videoId) + this.getChatIds(liveIds) } } - async getChatIds() { - if (!this.liveIds) return this.emit('error', 'Live ids are not valid.') + async getChatIds(liveIds) { this.chatIds = [] - for (let id in this.liveIds) { + for (const liveId of liveIds) { const data = await this.request('videos', { part: 'liveStreamingDetails', - id: this.liveIds[id], + id: liveId, key: this.key, }) - if (!data || !data.items.length) this.emit('error', `Can not find chat for stream ${this.liveIds[id]}`) + if (!data || !data.items.length) this.emit('error', `Can not find chat for stream ${liveId}`) else { this.chatIds.push(data.items[0].liveStreamingDetails.activeLiveChatId) } @@ -60,9 +56,9 @@ class YouTube extends EventEmitter { */ async getChats() { if (!this.chatIds) return this.emit('error', 'Chat id is invalid.') - for (let chat in this.chatIds) { + for (const chatId of this.chatIds) { const messages = await this.request('liveChat/messages', { - liveChatId: this.chatIds[chat], + liveChatId: chatId, part: 'id,snippet,authorDetails', maxResults: '2000', key: this.key, From 62fac9acf627cadd45fb10b51e12b753e1d631c1 Mon Sep 17 00:00:00 2001 From: yuta0801 Date: Sat, 29 Feb 2020 14:36:09 +0900 Subject: [PATCH 08/24] add restart method --- index.js | 33 ++++++++++++++++++++++++--------- test.js | 9 +++++++++ 2 files changed, 33 insertions(+), 9 deletions(-) diff --git a/index.js b/index.js index 115eda2..e5b9720 100644 --- a/index.js +++ b/index.js @@ -81,15 +81,10 @@ class YouTube extends EventEmitter { } } - /** - * Gets live chat messages at regular intervals. - * @param {number} delay Interval to get live chat messages - * @fires YouTube#message - */ - listen(delay) { - let lastRead = 0, - time = 0 - this.interval = setInterval(() => this.getChats(), delay) + handler() { + this.handled = true + let lastRead = 0 + let time = 0 this.on('json', data => { for (const item of data.items) { time = new Date(item.snippet.publishedAt).getTime() @@ -107,12 +102,32 @@ class YouTube extends EventEmitter { }) } + /** + * Gets live chat messages at regular intervals. + * @param {number} [delay] Interval to get live chat messages. Default is 1000ms. + * @fires YouTube#message + */ + listen(delay) { + if (!this.handled) this.handler() + if (delay == null) delay = 1000 + this.delay = delay + this.interval = setInterval(() => this.getChats(), delay) + } + /** * Stops getting live chat messages at regular intervals. */ stop() { clearInterval(this.interval) } + + /** + * Restarts getting live chat messages at regular intervals. + * @param {number} [delay] Interval to get live chat messages. Default is last interval. + */ + restart(delay) { + this.listen(delay != null ? delay : this.delay) + } } module.exports = YouTube diff --git a/test.js b/test.js index fb196c3..8dcc65f 100644 --- a/test.js +++ b/test.js @@ -14,3 +14,12 @@ yt.on('message', data => { yt.on('error', error => { console.log(error) }) + +setTimeout(() => { + yt.stop() + console.log('--- stopped listening ---') + setTimeout(() => { + yt.restart() + console.log('--- restartted listening ---') + }, 3000) +}, 5000) From 6937c628da54031569154f063829bd679f2305e5 Mon Sep 17 00:00:00 2001 From: yuta0801 Date: Sat, 29 Feb 2020 15:04:44 +0900 Subject: [PATCH 09/24] remove ready event and still refactoring --- README.md | 9 +++------ index.js | 41 +++++++++++++++++++++-------------------- test.js | 5 +---- 3 files changed, 25 insertions(+), 30 deletions(-) diff --git a/README.md b/README.md index 02aa447..050f6fe 100644 --- a/README.md +++ b/README.md @@ -7,14 +7,11 @@ A library for get YouTube live chats ## Demo ```js -const YouTube = require('youtube-live-chat'); +const YouTube = require('youtube-live-chat') -const yt = new YouTube('CHANNEL_ID_IS_HERE', 'APIKEY_IS_HERE'); +const yt = new YouTube('CHANNEL_ID_IS_HERE', 'APIKEY_IS_HERE') -yt.on('ready', () => { - console.log('ready!') - yt.listen(1000) -}) +yt.listen(1000) yt.on('message', data => { console.log(data.snippet.displayMessage) diff --git a/index.js b/index.js index e5b9720..1874271 100644 --- a/index.js +++ b/index.js @@ -15,10 +15,9 @@ class YouTube extends EventEmitter { super() this.id = channelId this.key = apiKey - this.getLive() } - async getLive() { + async getLives() { const data = await this.request('search', { eventType: 'live', part: 'id', @@ -27,14 +26,11 @@ class YouTube extends EventEmitter { key: this.key, }) if (!data || !data.items.length) this.emit('error', `Can not find live for channel ${this.id}`) - else { - const liveIds = data.items.map(item => item.id.videoId) - this.getChatIds(liveIds) - } + else return data.items.map(item => item.id.videoId) } - async getChatIds(liveIds) { - this.chatIds = [] + async getChats(liveIds) { + const chatIds = [] for (const liveId of liveIds) { const data = await this.request('videos', { part: 'liveStreamingDetails', @@ -42,11 +38,9 @@ class YouTube extends EventEmitter { key: this.key, }) if (!data || !data.items.length) this.emit('error', `Can not find chat for stream ${liveId}`) - else { - this.chatIds.push(data.items[0].liveStreamingDetails.activeLiveChatId) - } + else chatIds.push(data.items[0].liveStreamingDetails.activeLiveChatId) } - if (this.chatIds.length) this.emit('ready') + return chatIds } /** @@ -54,9 +48,8 @@ class YouTube extends EventEmitter { * See {@link https://developers.google.com/youtube/v3/live/docs/liveChatMessages/list#response|docs} * @return {object} */ - async getChats() { - if (!this.chatIds) return this.emit('error', 'Chat id is invalid.') - for (const chatId of this.chatIds) { + async getMessages(chatIds) { + for (const chatId of chatIds) { const messages = await this.request('liveChat/messages', { liveChatId: chatId, part: 'id,snippet,authorDetails', @@ -69,7 +62,7 @@ class YouTube extends EventEmitter { async request(endpoint, params) { try { - const url = `https://www.googleapis.com/youtube/v3/` + endpoint + const url = 'https://www.googleapis.com/youtube/v3/' + endpoint const query = params ? '?' + qs.stringify(params) : '' const res = await fetch(url + query) const data = await res.json() @@ -107,11 +100,18 @@ class YouTube extends EventEmitter { * @param {number} [delay] Interval to get live chat messages. Default is 1000ms. * @fires YouTube#message */ - listen(delay) { + async listen(delay) { if (!this.handled) this.handler() - if (delay == null) delay = 1000 + if (this.interval) this.stop() + + if (typeof delay !== 'number') delay = 1000 this.delay = delay - this.interval = setInterval(() => this.getChats(), delay) + + const liveIds = await this.getLives() + const chatIds = await this.getChats(liveIds) + + this.chatIds = chatIds + this.interval = setInterval(() => this.getMessages(chatIds), delay) } /** @@ -126,7 +126,8 @@ class YouTube extends EventEmitter { * @param {number} [delay] Interval to get live chat messages. Default is last interval. */ restart(delay) { - this.listen(delay != null ? delay : this.delay) + if (typeof delay !== 'number') delay = this.delay + this.interval = setInterval(() => this.getMessages(this.chatIds), delay) } } diff --git a/test.js b/test.js index 8dcc65f..38b174c 100644 --- a/test.js +++ b/test.js @@ -2,10 +2,7 @@ const YouTube = require('./index.js') const yt = new YouTube('channelID', 'APIKEY') -yt.on('ready', () => { - console.log('ready!') - yt.listen(1000) -}) +yt.listen(1000) yt.on('message', data => { console.log(data.snippet.displayMessage) From 2130a4d51160b89ab26313e6f34f0f255420be68 Mon Sep 17 00:00:00 2001 From: yuta0801 Date: Sat, 29 Feb 2020 15:06:10 +0900 Subject: [PATCH 10/24] configure eslint --- .eslintrc.js | 26 -- .eslintrc.json | 21 ++ package.json | 4 +- yarn.lock | 813 +++++++++++++++++++++++++++++++++++++++++++++++++ 4 files changed, 837 insertions(+), 27 deletions(-) delete mode 100644 .eslintrc.js create mode 100644 .eslintrc.json diff --git a/.eslintrc.js b/.eslintrc.js deleted file mode 100644 index 7989e3b..0000000 --- a/.eslintrc.js +++ /dev/null @@ -1,26 +0,0 @@ -module.exports = { - 'env': { - 'es6': true, - 'node': true, - }, - 'extends': 'eslint:recommended', - 'parserOptions': { - 'sourceType': 'module', - }, - 'rules': { - 'indent': [2, 2, {'SwitchCase': 1}], - 'linebreak-style': ['error', 'windows'], - 'quotes': ['error', 'single'], - 'semi': ['error', 'never'], - 'no-console': 'off', - 'comma-dangle': ['error', 'always-multiline'], - 'eqeqeq': 'error', - 'no-var': 'error', - 'prefer-const': 'error', - 'comma-style': ['error', 'last'], - 'no-multiple-empty-lines': [1, { 'max': 1 }], - 'no-spaced-func': 'error', - 'keyword-spacing': 'error', - 'space-before-blocks': 'error', - }, -} diff --git a/.eslintrc.json b/.eslintrc.json new file mode 100644 index 0000000..393501c --- /dev/null +++ b/.eslintrc.json @@ -0,0 +1,21 @@ +{ + "env": { "es6": true, "node": true }, + "extends": "eslint:recommended", + "parserOptions": { "sourceType": "module", "ecmaVersion": 2018 }, + "rules": { + "indent": [2, 2, { "SwitchCase": 1 }], + "linebreak-style": ["error", "windows"], + "quotes": ["error", "single"], + "semi": ["error", "never"], + "no-console": "off", + "comma-dangle": ["error", "always-multiline"], + "eqeqeq": "error", + "no-var": "error", + "prefer-const": "error", + "comma-style": ["error", "last"], + "no-multiple-empty-lines": [1, { "max": 1 }], + "no-spaced-func": "error", + "keyword-spacing": "error", + "space-before-blocks": "error" + } +} diff --git a/package.json b/package.json index 9ec4ff6..08b82ee 100644 --- a/package.json +++ b/package.json @@ -7,7 +7,9 @@ "events": "^1.1.1", "node-fetch": "^2.6.0" }, - "devDependencies": {}, + "devDependencies": { + "eslint": "^6.8.0" + }, "scripts": { "test": "node test.js" }, diff --git a/yarn.lock b/yarn.lock index ce570fd..5b0bde8 100644 --- a/yarn.lock +++ b/yarn.lock @@ -2,12 +2,825 @@ # yarn lockfile v1 +"@babel/code-frame@^7.0.0": + 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sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8= + +write@1.0.3: + version "1.0.3" + resolved "https://registry.yarnpkg.com/write/-/write-1.0.3.tgz#0800e14523b923a387e415123c865616aae0f5c3" + integrity sha512-/lg70HAjtkUgWPVZhZcm+T4hkL8Zbtp1nFNOn3lRrxnlv50SRBv7cR7RqR+GMsd3hUXy9hWBo4CHTbFTcOYwig== + dependencies: + mkdirp "^0.5.1" From 0b22a9317003a40ae87e0ca25adb3e1a547e3063 Mon Sep 17 00:00:00 2001 From: yuta0801 Date: Sat, 29 Feb 2020 15:07:58 +0900 Subject: [PATCH 11/24] remove unnecessary events package --- README.md | 5 ----- package.json | 1 - yarn.lock | 5 ----- 3 files changed, 11 deletions(-) diff --git a/README.md b/README.md index 050f6fe..5919d2d 100644 --- a/README.md +++ b/README.md @@ -22,11 +22,6 @@ yt.on('error', error => { }) ``` -## Requirement - -- events ^1.1.1 -- request ^2.81.0 - ## Install ``` diff --git a/package.json b/package.json index 08b82ee..9be4dac 100644 --- a/package.json +++ b/package.json @@ -4,7 +4,6 @@ "description": "A library for get YouTube live chats", "main": "index.js", "dependencies": { - "events": "^1.1.1", "node-fetch": "^2.6.0" }, "devDependencies": { diff --git a/yarn.lock b/yarn.lock index 5b0bde8..631e78a 100644 --- a/yarn.lock +++ b/yarn.lock @@ -281,11 +281,6 @@ esutils@^2.0.2: resolved "https://registry.yarnpkg.com/esutils/-/esutils-2.0.3.tgz#74d2eb4de0b8da1293711910d50775b9b710ef64" integrity sha512-kVscqXk4OCp68SZ0dkgEKVi6/8ij300KBWTJq32P/dYeWTSwK41WyTxalN1eRmA5Z9UU/LX9D7FWSmV9SAYx6g== -events@^1.1.1: - version "1.1.1" - resolved "https://registry.yarnpkg.com/events/-/events-1.1.1.tgz#9ebdb7635ad099c70dcc4c2a1f5004288e8bd924" - integrity sha1-nr23Y1rQmccNzEwqH1AEKI6L2SQ= - external-editor@^3.0.3: version "3.1.0" resolved "https://registry.yarnpkg.com/external-editor/-/external-editor-3.1.0.tgz#cb03f740befae03ea4d283caed2741a83f335495" From cc0f0518c567d2654cba51534eefa2e3f696b7d4 Mon Sep 17 00:00:00 2001 From: yuta0801 Date: Sun, 1 Mar 2020 11:12:32 +0900 Subject: [PATCH 12/24] add live stream filter --- index.js | 21 ++++++++++++--------- 1 file changed, 12 insertions(+), 9 deletions(-) diff --git a/index.js b/index.js index 1874271..06495d2 100644 --- a/index.js +++ b/index.js @@ -98,20 +98,22 @@ class YouTube extends EventEmitter { /** * Gets live chat messages at regular intervals. * @param {number} [delay] Interval to get live chat messages. Default is 1000ms. + * @param {function} [filter] Filter to select live stream. Default is _all lives_. * @fires YouTube#message */ - async listen(delay) { + async listen(delay = 1000, filter = c => c) { if (!this.handled) this.handler() if (this.interval) this.stop() - if (typeof delay !== 'number') delay = 1000 - this.delay = delay - const liveIds = await this.getLives() const chatIds = await this.getChats(liveIds) + // hold data for restart + this.delay = delay + this.filter = filter this.chatIds = chatIds - this.interval = setInterval(() => this.getMessages(chatIds), delay) + + this.interval = setInterval(() => this.getMessages(filter(chatIds)), delay) } /** @@ -123,11 +125,12 @@ class YouTube extends EventEmitter { /** * Restarts getting live chat messages at regular intervals. - * @param {number} [delay] Interval to get live chat messages. Default is last interval. + * @param {number} [delay] Interval to get live chat messages. Default is _interval last passed listen method_. + * @param {number} [filter] Filter to select live. Default is _filter last passed listen method_. */ - restart(delay) { - if (typeof delay !== 'number') delay = this.delay - this.interval = setInterval(() => this.getMessages(this.chatIds), delay) + restart(delay = this.delay, filter = this.filter) { + const chatIds = filter(this.chatIds) + this.interval = setInterval(() => this.getMessages(chatIds), delay) } } From 43d275da2bb7b6b863bf115db4840cf59036a5fd Mon Sep 17 00:00:00 2001 From: yuta0801 Date: Sun, 1 Mar 2020 12:14:22 +0900 Subject: [PATCH 13/24] add useful messages for debugging --- README.md | 6 ++++++ index.js | 12 ++++++++---- test.js | 4 ++++ 3 files changed, 18 insertions(+), 4 deletions(-) diff --git a/README.md b/README.md index 5919d2d..16b172f 100644 --- a/README.md +++ b/README.md @@ -17,9 +17,15 @@ yt.on('message', data => { console.log(data.snippet.displayMessage) }) +// API request error yt.on('error', error => { console.error(error) }) + +// some useful messages for debugging +yt.on('warn', warn => { + console.warn(warn) +}) ``` ## Install diff --git a/index.js b/index.js index 06495d2..ec528c9 100644 --- a/index.js +++ b/index.js @@ -25,8 +25,9 @@ class YouTube extends EventEmitter { type: 'video', key: this.key, }) - if (!data || !data.items.length) this.emit('error', `Can not find live for channel ${this.id}`) - else return data.items.map(item => item.id.videoId) + if (!data) this.emit('warn', `Failed fetch live stream for channel ${this.id}`) + else if (!data.items.length) this.emit('warn', `No live stream found for channel ${this.id}`) + return data ? data.items.map(item => item.id.videoId) : [] } async getChats(liveIds) { @@ -37,9 +38,11 @@ class YouTube extends EventEmitter { id: liveId, key: this.key, }) - if (!data || !data.items.length) this.emit('error', `Can not find chat for stream ${liveId}`) + if (!data) this.emit('warn', `Failed fetch live stream for stream ${liveId}`) + if (!data.items.length) this.emit('warn', `No live chat found for stream ${liveId}`) else chatIds.push(data.items[0].liveStreamingDetails.activeLiveChatId) } + if (!chatIds.length) this.emit('warn', 'No live chat found') return chatIds } @@ -56,7 +59,8 @@ class YouTube extends EventEmitter { maxResults: '2000', key: this.key, }) - if (messages) this.emit('json', messages) + if (!messages) this.emit('warn', `Failed fetch live chat messages for ${chatId}`) + else this.emit('json', messages) } } diff --git a/test.js b/test.js index 38b174c..9387379 100644 --- a/test.js +++ b/test.js @@ -12,6 +12,10 @@ yt.on('error', error => { console.log(error) }) +yt.on('warn', warn => { + console.warn(warn) +}) + setTimeout(() => { yt.stop() console.log('--- stopped listening ---') From 53719a2c1b0e013c3a58c94c8b4378bd39f09082 Mon Sep 17 00:00:00 2001 From: yuta0801 Date: Sun, 1 Mar 2020 12:20:33 +0900 Subject: [PATCH 14/24] rename class name --- README.md | 12 ++++++------ index.js | 5 ++--- test.js | 16 ++++++++-------- 3 files changed, 16 insertions(+), 17 deletions(-) diff --git a/README.md b/README.md index 16b172f..1aead11 100644 --- a/README.md +++ b/README.md @@ -7,23 +7,23 @@ A library for get YouTube live chats ## Demo ```js -const YouTube = require('youtube-live-chat') +const LiveChat = require('youtube-live-chat') -const yt = new YouTube('CHANNEL_ID_IS_HERE', 'APIKEY_IS_HERE') +const chat = new LiveChat('CHANNEL_ID_IS_HERE', 'APIKEY_IS_HERE') -yt.listen(1000) +chat.listen(1000) -yt.on('message', data => { +chat.on('message', data => { console.log(data.snippet.displayMessage) }) // API request error -yt.on('error', error => { +chat.on('error', error => { console.error(error) }) // some useful messages for debugging -yt.on('warn', warn => { +chat.on('warn', warn => { console.warn(warn) }) ``` diff --git a/index.js b/index.js index ec528c9..bf25f38 100644 --- a/index.js +++ b/index.js @@ -3,10 +3,9 @@ const fetch = require('node-fetch') const { EventEmitter } = require('events') /** - * The main hub for acquire live chat with the YouTube Date API. * @extends {EventEmitter} */ -class YouTube extends EventEmitter { +class LiveChat extends EventEmitter { /** * @param {string} ChannelID ID of the channel to acquire with * @param {string} APIKey You'r API key @@ -138,4 +137,4 @@ class YouTube extends EventEmitter { } } -module.exports = YouTube +module.exports = LiveChat diff --git a/test.js b/test.js index 9387379..6412b36 100644 --- a/test.js +++ b/test.js @@ -1,26 +1,26 @@ -const YouTube = require('./index.js') +const LiveChat = require('./index.js') -const yt = new YouTube('channelID', 'APIKEY') +const chat = new LiveChat('CHANNEL_ID', 'APIKEY') -yt.listen(1000) +chat.listen(1000) -yt.on('message', data => { +chat.on('message', data => { console.log(data.snippet.displayMessage) }) -yt.on('error', error => { +chat.on('error', error => { console.log(error) }) -yt.on('warn', warn => { +chat.on('warn', warn => { console.warn(warn) }) setTimeout(() => { - yt.stop() + chat.stop() console.log('--- stopped listening ---') setTimeout(() => { - yt.restart() + chat.restart() console.log('--- restartted listening ---') }, 3000) }, 5000) From 2cc03b8e18827a562d2c1ad40e3bb38d983b0211 Mon Sep 17 00:00:00 2001 From: yuta0801 Date: Sun, 1 Mar 2020 12:33:14 +0900 Subject: [PATCH 15/24] reject node less than v8 --- .travis.yml | 5 ++++- package.json | 3 +++ 2 files changed, 7 insertions(+), 1 deletion(-) diff --git a/.travis.yml b/.travis.yml index c0c0651..789f6e4 100644 --- a/.travis.yml +++ b/.travis.yml @@ -1,3 +1,6 @@ language: node_js node_js: - - 6.11.1 + - 8 + - 10 + - 'lts/*' + - 'stable' diff --git a/package.json b/package.json index 9be4dac..7f0fb98 100644 --- a/package.json +++ b/package.json @@ -12,6 +12,9 @@ "scripts": { "test": "node test.js" }, + "engines": { + "node": ">=8.0.0" + }, "repository": { "type": "git", "url": "git+https://github.com/yuta0801/youtube-live-chat.git" From acca4855c1336a5fc9a9169143770ed39f6e8a07 Mon Sep 17 00:00:00 2001 From: yuta0801 Date: Sun, 1 Mar 2020 12:48:49 +0900 Subject: [PATCH 16/24] prevent endless test --- test.js | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/test.js b/test.js index 6412b36..372840f 100644 --- a/test.js +++ b/test.js @@ -22,5 +22,9 @@ setTimeout(() => { setTimeout(() => { chat.restart() console.log('--- restartted listening ---') + setTimeout(() => { + chat.stop() + console.log('--- stopped listening ---') + }, 3000) }, 3000) }, 5000) From f5a71c856fd35956c9e9bfd91ee1475e6c6073ab Mon Sep 17 00:00:00 2001 From: yuta0801 Date: Sun, 1 Mar 2020 13:03:05 +0900 Subject: [PATCH 17/24] update jsdoc --- index.js | 28 ++++++++++++++++++++++------ 1 file changed, 22 insertions(+), 6 deletions(-) diff --git a/index.js b/index.js index bf25f38..4db6af8 100644 --- a/index.js +++ b/index.js @@ -16,6 +16,10 @@ class LiveChat extends EventEmitter { this.key = apiKey } + /** + * @returns {Promise} + * @private + */ async getLives() { const data = await this.request('search', { eventType: 'live', @@ -29,6 +33,11 @@ class LiveChat extends EventEmitter { return data ? data.items.map(item => item.id.videoId) : [] } + /** + * @param {string[]} liveIds + * @returns {Promise} + * @private + */ async getChats(liveIds) { const chatIds = [] for (const liveId of liveIds) { @@ -46,9 +55,8 @@ class LiveChat extends EventEmitter { } /** - * Gets live chat messages. - * See {@link https://developers.google.com/youtube/v3/live/docs/liveChatMessages/list#response|docs} - * @return {object} + * @param {string[]} chatIds + * @private */ async getMessages(chatIds) { for (const chatId of chatIds) { @@ -63,6 +71,11 @@ class LiveChat extends EventEmitter { } } + /** + * @param {string} endpoint + * @param {Object.} [params] + * @private + */ async request(endpoint, params) { try { const url = 'https://www.googleapis.com/youtube/v3/' + endpoint @@ -77,6 +90,9 @@ class LiveChat extends EventEmitter { } } + /** + * @private + */ handler() { this.handled = true let lastRead = 0 @@ -88,8 +104,8 @@ class LiveChat extends EventEmitter { lastRead = time /** * Emitted whenever a new message is recepted. - * See {@link https://developers.google.com/youtube/v3/live/docs/liveChatMessages#resource|docs} - * @event YouTube#message + * See {@link https://developers.google.com/youtube/v3/live/docs/liveChatMessages#resource} + * @event LiveChat#message * @type {object} */ this.emit('message', item) @@ -102,7 +118,7 @@ class LiveChat extends EventEmitter { * Gets live chat messages at regular intervals. * @param {number} [delay] Interval to get live chat messages. Default is 1000ms. * @param {function} [filter] Filter to select live stream. Default is _all lives_. - * @fires YouTube#message + * @fires LiveChat#message */ async listen(delay = 1000, filter = c => c) { if (!this.handled) this.handler() From 345df0f5b11f7e8b127d5513d5af77fe49201722 Mon Sep 17 00:00:00 2001 From: yuta0801 Date: Sun, 1 Mar 2020 13:56:17 +0900 Subject: [PATCH 18/24] rename methods --- index.js | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-) diff --git a/index.js b/index.js index 4db6af8..7180c48 100644 --- a/index.js +++ b/index.js @@ -20,8 +20,8 @@ class LiveChat extends EventEmitter { * @returns {Promise} * @private */ - async getLives() { - const data = await this.request('search', { + async getLiveIds() { + const data = await this.fetch('search', { eventType: 'live', part: 'id', channelId: this.id, @@ -38,10 +38,10 @@ class LiveChat extends EventEmitter { * @returns {Promise} * @private */ - async getChats(liveIds) { + async getChatIds(liveIds) { const chatIds = [] for (const liveId of liveIds) { - const data = await this.request('videos', { + const data = await this.fetch('videos', { part: 'liveStreamingDetails', id: liveId, key: this.key, @@ -60,7 +60,7 @@ class LiveChat extends EventEmitter { */ async getMessages(chatIds) { for (const chatId of chatIds) { - const messages = await this.request('liveChat/messages', { + const messages = await this.fetch('liveChat/messages', { liveChatId: chatId, part: 'id,snippet,authorDetails', maxResults: '2000', @@ -76,7 +76,7 @@ class LiveChat extends EventEmitter { * @param {Object.} [params] * @private */ - async request(endpoint, params) { + async fetch(endpoint, params) { try { const url = 'https://www.googleapis.com/youtube/v3/' + endpoint const query = params ? '?' + qs.stringify(params) : '' @@ -124,8 +124,8 @@ class LiveChat extends EventEmitter { if (!this.handled) this.handler() if (this.interval) this.stop() - const liveIds = await this.getLives() - const chatIds = await this.getChats(liveIds) + const liveIds = await this.getLiveIds() + const chatIds = await this.getChatIds(liveIds) // hold data for restart this.delay = delay From 9bfde7492f288d65485668246d4fbf4ff83eb763 Mon Sep 17 00:00:00 2001 From: yuta0801 Date: Sun, 1 Mar 2020 13:57:04 +0900 Subject: [PATCH 19/24] fix description --- README.md | 2 +- package.json | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/README.md b/README.md index 1aead11..37e709b 100644 --- a/README.md +++ b/README.md @@ -2,7 +2,7 @@ [![Build Status](https://travis-ci.org/yuta0801/youtube-live-chat.svg?branch=master)](https://travis-ci.org/yuta0801/youtube-live-chat) -A library for get YouTube live chats +A library for get YouTube live chat messages ## Demo diff --git a/package.json b/package.json index 7f0fb98..0eb7770 100644 --- a/package.json +++ b/package.json @@ -1,7 +1,7 @@ { "name": "youtube-live-chat", "version": "1.0.3", - "description": "A library for get YouTube live chats", + "description": "A library for get YouTube live chat messages", "main": "index.js", "dependencies": { "node-fetch": "^2.6.0" From c8dabc2c868318b07d7feaad43510203652d480b Mon Sep 17 00:00:00 2001 From: yuta0801 Date: Sun, 1 Mar 2020 14:08:59 +0900 Subject: [PATCH 20/24] add yarn install command --- README.md | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/README.md b/README.md index 37e709b..1c0a098 100644 --- a/README.md +++ b/README.md @@ -31,7 +31,8 @@ chat.on('warn', warn => { ## Install ``` -$ npm install --save youtube-live-chat +$ npm install youtube-live-chat # using npm +$ yarn add youtube-live-chat # using yarn ``` ## License From db06c685739e82b249a261304af84abd24ef808c Mon Sep 17 00:00:00 2001 From: yuta0801 Date: Sun, 1 Mar 2020 14:26:28 +0900 Subject: [PATCH 21/24] format code --- index.js | 15 ++++++++++----- 1 file changed, 10 insertions(+), 5 deletions(-) diff --git a/index.js b/index.js index 7180c48..02aa2f0 100644 --- a/index.js +++ b/index.js @@ -28,8 +28,10 @@ class LiveChat extends EventEmitter { type: 'video', key: this.key, }) - if (!data) this.emit('warn', `Failed fetch live stream for channel ${this.id}`) - else if (!data.items.length) this.emit('warn', `No live stream found for channel ${this.id}`) + if (!data) + this.emit('warn', `Failed fetch live stream for channel ${this.id}`) + else if (!data.items.length) + this.emit('warn', `No live stream found for channel ${this.id}`) return data ? data.items.map(item => item.id.videoId) : [] } @@ -46,8 +48,10 @@ class LiveChat extends EventEmitter { id: liveId, key: this.key, }) - if (!data) this.emit('warn', `Failed fetch live stream for stream ${liveId}`) - if (!data.items.length) this.emit('warn', `No live chat found for stream ${liveId}`) + if (!data) + this.emit('warn', `Failed fetch live stream for stream ${liveId}`) + if (!data.items.length) + this.emit('warn', `No live chat found for stream ${liveId}`) else chatIds.push(data.items[0].liveStreamingDetails.activeLiveChatId) } if (!chatIds.length) this.emit('warn', 'No live chat found') @@ -66,7 +70,8 @@ class LiveChat extends EventEmitter { maxResults: '2000', key: this.key, }) - if (!messages) this.emit('warn', `Failed fetch live chat messages for ${chatId}`) + if (!messages) + this.emit('warn', `Failed fetch live chat messages for ${chatId}`) else this.emit('json', messages) } } From 6b4d9507df5601ae42ed1d03214c3876434e2d6f Mon Sep 17 00:00:00 2001 From: yuta0801 Date: Sun, 1 Mar 2020 14:38:51 +0900 Subject: [PATCH 22/24] change listen options to object --- README.md | 2 +- index.js | 43 ++++++++++++++++++++++++++++++------------- test.js | 2 +- 3 files changed, 32 insertions(+), 15 deletions(-) diff --git a/README.md b/README.md index 1c0a098..4bcc078 100644 --- a/README.md +++ b/README.md @@ -11,7 +11,7 @@ const LiveChat = require('youtube-live-chat') const chat = new LiveChat('CHANNEL_ID_IS_HERE', 'APIKEY_IS_HERE') -chat.listen(1000) +chat.listen() chat.on('message', data => { console.log(data.snippet.displayMessage) diff --git a/index.js b/index.js index 02aa2f0..394a987 100644 --- a/index.js +++ b/index.js @@ -119,13 +119,27 @@ class LiveChat extends EventEmitter { }) } + /** + * Listening options + * @typedef {Object} ListenOptions + * @property {number} [interval] Interval to get live chat messages. Default is 1000ms. + * @property {function} [filter] Filter to select live stream. Default is _all lives_. + */ + /** * Gets live chat messages at regular intervals. - * @param {number} [delay] Interval to get live chat messages. Default is 1000ms. - * @param {function} [filter] Filter to select live stream. Default is _all lives_. + * @param {ListenOptions} [options] Listening options * @fires LiveChat#message */ - async listen(delay = 1000, filter = c => c) { + async listen(options) { + options = Object.assign( + { + interval: 1000, + filter: c => c, + }, + options, + ) + if (!this.handled) this.handler() if (this.interval) this.stop() @@ -133,28 +147,31 @@ class LiveChat extends EventEmitter { const chatIds = await this.getChatIds(liveIds) // hold data for restart - this.delay = delay - this.filter = filter + this.options = options this.chatIds = chatIds - this.interval = setInterval(() => this.getMessages(filter(chatIds)), delay) + this.interval = setInterval( + () => this.getMessages(options.filter(chatIds)), + options.interval, + ) } /** - * Stops getting live chat messages at regular intervals. + * Stops getting live chat messages */ stop() { clearInterval(this.interval) } /** - * Restarts getting live chat messages at regular intervals. - * @param {number} [delay] Interval to get live chat messages. Default is _interval last passed listen method_. - * @param {number} [filter] Filter to select live. Default is _filter last passed listen method_. + * Restarts getting live chat messages + * @param {ListenOptions} [options] Listening options. Default is options last passed to listen method_. */ - restart(delay = this.delay, filter = this.filter) { - const chatIds = filter(this.chatIds) - this.interval = setInterval(() => this.getMessages(chatIds), delay) + restart(options = this.options) { + this.interval = setInterval( + () => this.getMessages(options.filter(this.chatIds)), + options.interval, + ) } } diff --git a/test.js b/test.js index 372840f..318167a 100644 --- a/test.js +++ b/test.js @@ -2,7 +2,7 @@ const LiveChat = require('./index.js') const chat = new LiveChat('CHANNEL_ID', 'APIKEY') -chat.listen(1000) +chat.listen() chat.on('message', data => { console.log(data.snippet.displayMessage) From 2253f4539cb296fc6c337e565cd6e25d29a88c6b Mon Sep 17 00:00:00 2001 From: yuta0801 Date: Sun, 1 Mar 2020 14:42:05 +0900 Subject: [PATCH 23/24] add ignorePastMessages option --- index.js | 21 ++++++++++++--------- test.js | 2 +- 2 files changed, 13 insertions(+), 10 deletions(-) diff --git a/index.js b/index.js index 394a987..2ad0a06 100644 --- a/index.js +++ b/index.js @@ -100,13 +100,11 @@ class LiveChat extends EventEmitter { */ handler() { this.handled = true - let lastRead = 0 - let time = 0 this.on('json', data => { for (const item of data.items) { - time = new Date(item.snippet.publishedAt).getTime() - if (lastRead < time) { - lastRead = time + const time = new Date(item.snippet.publishedAt).getTime() + if (this.lastRead < time) { + this.lastRead = time /** * Emitted whenever a new message is recepted. * See {@link https://developers.google.com/youtube/v3/live/docs/liveChatMessages#resource} @@ -123,7 +121,7 @@ class LiveChat extends EventEmitter { * Listening options * @typedef {Object} ListenOptions * @property {number} [interval] Interval to get live chat messages. Default is 1000ms. - * @property {function} [filter] Filter to select live stream. Default is _all lives_. + * @property {function} [liveFilter] Filter to select live stream. Default is _all lives_. */ /** @@ -135,11 +133,14 @@ class LiveChat extends EventEmitter { options = Object.assign( { interval: 1000, - filter: c => c, + liveFilter: c => c, + ignorePastMessages: true, }, options, ) + if (options.ignorePastMessages) this.lastRead = Date.now() + if (!this.handled) this.handler() if (this.interval) this.stop() @@ -151,7 +152,7 @@ class LiveChat extends EventEmitter { this.chatIds = chatIds this.interval = setInterval( - () => this.getMessages(options.filter(chatIds)), + () => this.getMessages(options.liveFilter(chatIds)), options.interval, ) } @@ -168,8 +169,10 @@ class LiveChat extends EventEmitter { * @param {ListenOptions} [options] Listening options. Default is options last passed to listen method_. */ restart(options = this.options) { + if (this.options.ignorePastMessages) this.lastRead = Date.now() + this.interval = setInterval( - () => this.getMessages(options.filter(this.chatIds)), + () => this.getMessages(options.liveFilter(this.chatIds)), options.interval, ) } diff --git a/test.js b/test.js index 318167a..9801702 100644 --- a/test.js +++ b/test.js @@ -25,6 +25,6 @@ setTimeout(() => { setTimeout(() => { chat.stop() console.log('--- stopped listening ---') - }, 3000) + }, 5000) }, 3000) }, 5000) From 3c9a34af18ca79cdb59375ea3d84cc4179e9e5e4 Mon Sep 17 00:00:00 2001 From: "dependabot[bot]" <49699333+dependabot[bot]@users.noreply.github.com> Date: Sun, 15 Mar 2020 07:29:34 +0000 Subject: [PATCH 24/24] Bump acorn from 7.1.0 to 7.1.1 Bumps [acorn](https://github.com/acornjs/acorn) from 7.1.0 to 7.1.1. - [Release notes](https://github.com/acornjs/acorn/releases) - [Commits](https://github.com/acornjs/acorn/compare/7.1.0...7.1.1) Signed-off-by: dependabot[bot] --- yarn.lock | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/yarn.lock b/yarn.lock index 631e78a..53ec1be 100644 --- a/yarn.lock +++ b/yarn.lock @@ -24,9 +24,9 @@ acorn-jsx@^5.1.0: integrity sha512-HiUX/+K2YpkpJ+SzBffkM/AQ2YE03S0U1kjTLVpoJdhZMOWy8qvXVN9JdLqv2QsaQ6MPYQIuNmwD8zOiYUofLQ== acorn@^7.1.0: - version "7.1.0" - resolved "https://registry.yarnpkg.com/acorn/-/acorn-7.1.0.tgz#949d36f2c292535da602283586c2477c57eb2d6c" - integrity sha512-kL5CuoXA/dgxlBbVrflsflzQ3PAas7RYZB52NOm/6839iVYJgKMJ3cQJD+t2i5+qFa8h3MDpEOJiS64E8JLnSQ== + version "7.1.1" + resolved "https://registry.yarnpkg.com/acorn/-/acorn-7.1.1.tgz#e35668de0b402f359de515c5482a1ab9f89a69bf" + integrity sha512-add7dgA5ppRPxCFJoAGfMDi7PIBXq1RtGo7BhbLaxwrXPOmw8gq48Y9ozT01hUKy9byMjlR20EJhu5zlkErEkg== ajv@^6.10.0, ajv@^6.10.2: version "6.12.0"