peertube-plugin-livechat/client/common/videowatch/chat.ts

377 lines
12 KiB
TypeScript

// SPDX-FileCopyrightText: 2024 John Livingston <https://www.john-livingston.fr/>
//
// SPDX-License-Identifier: AGPL-3.0-only
import type { Video } from '@peertube/peertube-types'
import type { InitConverseJSParams } from 'shared/lib/types'
import { getPtContext, LiveChatSettings } from '../lib/contexts/peertube'
import { videoHasWebchat, videoHasRemoteWebchat } from 'shared/lib/video'
import { displayButton, displayButtonOptions } from './button'
import {
closeSVG, openBlankChatSVG, openChatSVG, shareChatUrlSVG, helpButtonSVG, promoteSVG
} from './buttons'
import { shareChatUrl } from './share'
import { isAnonymousUser, guessIsMine, guessIamIModerator } from '../../utils/user'
import { localizedHelpUrl } from '../../utils/help'
import { getBaseRoute } from '../../utils/uri'
import { displayConverseJS } from '../../utils/conversejs'
let savedMyPluginFlexGrow: string | undefined
/**
* Initialize the chat for the current video
* @param video the video
*/
async function initChat (video: Video): Promise<void> {
const ptContext = getPtContext()
const logger = ptContext.logger
savedMyPluginFlexGrow = undefined
if (!video) {
logger.error('No video provided')
return
}
const placeholder = document.getElementById('plugin-placeholder-player-next')
if (!placeholder) {
logger.error('The required placeholder div is not present in the DOM.')
return
}
let container = placeholder.querySelector('#peertube-plugin-livechat-container')
if (container) {
logger.log('The chat seems already initialized...')
return
}
container = document.createElement('div')
container.setAttribute('id', 'peertube-plugin-livechat-container')
container.setAttribute('peertube-plugin-livechat-state', 'initializing')
container.setAttribute('peertube-plugin-livechat-current-url', window.location.href)
placeholder.append(container)
try {
const settings = await ptContext.getSettings()
logger.log('Checking if this video should have a chat...')
if (settings['chat-no-anonymous'] === true && isAnonymousUser(ptContext.ptOptions)) {
logger.log('No chat for anonymous users')
return
}
if (!videoHasWebchat(settings, video) && !videoHasRemoteWebchat(settings, video)) {
logger.log('This video has no webchat')
return
}
let showShareUrlButton: boolean = false
let showPromote: boolean = false
if (video.isLocal) { // No need for shareButton on remote chats.
const chatShareUrl = settings['chat-share-url'] ?? ''
if (chatShareUrl === 'everyone') {
showShareUrlButton = true
} else if (chatShareUrl === 'owner') {
showShareUrlButton = guessIsMine(ptContext.ptOptions, video)
} else if (chatShareUrl === 'owner+moderators') {
showShareUrlButton = guessIsMine(ptContext.ptOptions, video) || guessIamIModerator(ptContext.ptOptions)
}
if (guessIamIModerator(ptContext.ptOptions)) {
showPromote = true
}
}
await _insertChatDom(
container as HTMLElement,
video,
settings,
!!settings['chat-open-blank'],
showShareUrlButton,
showPromote
)
if (settings['chat-auto-display']) {
await _openChat(video)
} else if (container) {
container.setAttribute('peertube-plugin-livechat-state', 'closed')
}
} catch (err) {
logger.error('initChat has failed')
logger.error(err as string)
}
}
/**
* Insert the chat in the DOM.
* @param container
* @param video
* @param settings
* @param showOpenBlank
* @param showShareUrlButton
* @param showPromote
*/
async function _insertChatDom (
container: HTMLElement,
video: Video,
settings: LiveChatSettings,
showOpenBlank: boolean,
showShareUrlButton: boolean,
showPromote: boolean
): Promise<void> {
const ptContext = getPtContext()
const peertubeHelpers = ptContext.ptOptions.peertubeHelpers
const logger = ptContext.logger
logger.log('Adding livechat in the DOM...')
const viewersDocumentationHelpUrl = await localizedHelpUrl(ptContext.ptOptions, {
page: 'documentation/user/viewers'
})
const p = new Promise<void>((resolve) => {
// eslint-disable-next-line @typescript-eslint/no-floating-promises
Promise.all([
peertubeHelpers.translate(LOC_OPEN_CHAT),
peertubeHelpers.translate(LOC_OPEN_CHAT_NEW_WINDOW),
peertubeHelpers.translate(LOC_CLOSE_CHAT),
peertubeHelpers.translate(LOC_SHARE_CHAT_LINK),
peertubeHelpers.translate(LOC_ONLINE_HELP),
peertubeHelpers.translate(LOC_PROMOTE)
]).then(labels => {
const labelOpen = labels[0]
const labelOpenBlank = labels[1]
const labelClose = labels[2]
const labelShareUrl = labels[3]
const labelHelp = labels[4]
const labelPromote = labels[5]
const buttonContainer = document.createElement('div')
buttonContainer.classList.add('peertube-plugin-livechat-buttons')
container.append(buttonContainer)
// Here are buttons that are magically merged
const groupButtons: displayButtonOptions[] = []
groupButtons.push({
buttonContainer,
name: 'open',
label: labelOpen,
callback: () => {
_openChat(video).then(() => {}, () => {})
},
icon: openChatSVG,
additionalClasses: []
})
if (showOpenBlank) {
groupButtons.push({
buttonContainer,
name: 'openblank',
label: labelOpenBlank,
callback: () => {
_closeChat()
window.open('/p/livechat/room?room=' + encodeURIComponent(video.uuid))
},
icon: openBlankChatSVG,
additionalClasses: []
})
}
if (showShareUrlButton) {
groupButtons.push({
buttonContainer,
name: 'shareurl',
label: labelShareUrl,
callback: () => {
shareChatUrl(ptContext.ptOptions, settings, video).then(() => {}, () => {})
},
icon: shareChatUrlSVG,
additionalClasses: []
})
}
if (showPromote) {
groupButtons.push({
buttonContainer,
name: 'promote',
label: labelPromote,
callback: async () => {
try {
// First we must get the room JID (can be video.uuid@ or channel.id@)
const response = await fetch(
getBaseRoute(ptContext.ptOptions) + '/api/configuration/room/' +
encodeURIComponent(video.uuid),
{
method: 'GET',
headers: peertubeHelpers.getAuthHeader()
}
)
const converseJSParams: InitConverseJSParams = await (response).json()
if (converseJSParams.isRemoteChat) {
throw new Error('Cant promote on remote chat.')
}
const roomJIDLocalPart = converseJSParams.room.replace(/@.*$/, '')
await fetch(
getBaseRoute(ptContext.ptOptions) + '/api/promote/' + encodeURIComponent(roomJIDLocalPart),
{
method: 'PUT',
headers: peertubeHelpers.getAuthHeader()
}
)
} catch (err) {
logger.error(err)
}
},
icon: promoteSVG,
additionalClasses: []
})
}
groupButtons.push({
buttonContainer,
name: 'help',
label: labelHelp,
href: viewersDocumentationHelpUrl,
targetBlank: true,
icon: helpButtonSVG,
additionalClasses: []
})
// If more than one groupButtons:
// - the first must have class 'peertube-plugin-livechat-multi-button-main'
// - middle ones must have 'peertube-plugin-livechat-multi-button-secondary'
// - the last must have 'peertube-plugin-livechat-multi-button-last-secondary'
if (groupButtons.length > 1) {
groupButtons[0].additionalClasses?.push('peertube-plugin-livechat-multi-button-main')
for (let i = 1; i < groupButtons.length - 1; i++) { // middle
groupButtons[i].additionalClasses?.push('peertube-plugin-livechat-multi-button-secondary')
}
groupButtons[groupButtons.length - 1]
.additionalClasses?.push('peertube-plugin-livechat-multi-button-last-secondary')
}
for (const button of groupButtons) {
displayButton(button)
}
displayButton({
buttonContainer,
name: 'close',
label: labelClose,
callback: () => _closeChat(),
icon: closeSVG
})
resolve()
})
})
return p
}
async function _openChat (video: Video): Promise<void | false> {
const ptContext = getPtContext()
const peertubeHelpers = ptContext.ptOptions.peertubeHelpers
const logger = ptContext.logger
const settings = await ptContext.getSettings()
if (!video) {
logger.log('No video.')
return false
}
logger.info(`Trying to load the chat for video ${video.uuid}.`)
// here the room key is always the video uuid, a backend API will translate to channel id if relevant.
const roomkey = video.uuid
if (!roomkey) {
logger.error('Can\'t get room xmpp addr')
return false
}
const additionalStyles = settings['chat-style'] ?? ''
logger.info('Opening the chat...')
const container = document.getElementById('peertube-plugin-livechat-container')
try {
if (!container) {
logger.error('Cant found the livechat container.')
return false
}
if (container.getElementsByTagName('converse-root').length) {
logger.error('Seems that there is already a ConverseJS in the container.')
return false
}
if (additionalStyles) {
container.setAttribute('style', additionalStyles)
}
container.setAttribute('peertube-plugin-livechat-state', 'open')
// Hacking styles...
_hackStyles(true)
// Loading converseJS...
await displayConverseJS(ptContext.ptOptions, container, roomkey, 'peertube-video', false)
} catch (err) {
// Displaying an error page.
if (container) {
const message = document.createElement('div')
message.classList.add('peertube-plugin-livechat-error-message')
message.innerText = await peertubeHelpers.translate(LOC_CHATROOM_NOT_ACCESSIBLE)
container.append(message)
container.querySelectorAll(
'.livechat-spinner, converse-root'
).forEach(dom => dom.remove())
}
_hackStyles(false)
}
}
function _closeChat (): void {
const logger = getPtContext().logger
const container = document.getElementById('peertube-plugin-livechat-container')
if (!container) {
logger.error('Can\'t close livechat, container not found.')
return
}
// Disconnecting ConverseJS
if (window.converse?.livechatDisconnect) { window.converse.livechatDisconnect() }
// Removing from the DOM
container.querySelectorAll(
'converse-root, .livechat-spinner, .peertube-plugin-livechat-error-message'
).forEach(dom => dom.remove())
container.setAttribute('peertube-plugin-livechat-state', 'closed')
// Un-Hacking styles...
_hackStyles(false)
}
function _hackStyles (on: boolean): void {
try {
document.querySelectorAll('.peertube-plugin-livechat-buttons').forEach(buttons => {
if (on) {
buttons.classList.add('peertube-plugin-livechat-buttons-open')
} else {
buttons.classList.remove('peertube-plugin-livechat-buttons-open')
}
})
const myPluginPlaceholder: HTMLElement | null = document.querySelector('my-plugin-placeholder')
if (on) {
// Saving current style attributes and maximazing space for the chat
if (myPluginPlaceholder) {
savedMyPluginFlexGrow = myPluginPlaceholder.style.flexGrow // Should be "", but can be anything else.
myPluginPlaceholder.style.flexGrow = '1'
}
} else {
// restoring values...
if (savedMyPluginFlexGrow !== undefined && myPluginPlaceholder) {
myPluginPlaceholder.style.flexGrow = savedMyPluginFlexGrow
}
}
} catch (err) {
getPtContext().logger.error(`Failed hacking styles: '${err as string}'`)
}
}
export {
initChat
}