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import { logger } from '@server/helpers/logger'
import {
VIDEO_CATEGORIES,
VIDEO_LANGUAGES,
VIDEO_LICENCES,
VIDEO_PLAYLIST_PRIVACIES,
VIDEO_PRIVACIES
} from '@server/initializers/constants'
import { ConstantManager } from '@shared/models/plugins/server/plugin-constant-manager.model'
type AlterableVideoConstant = 'language' | 'licence' | 'category' | 'privacy' | 'playlistPrivacy'
type VideoConstant = Record<number | string, string>
type UpdatedVideoConstant = {
[name in AlterableVideoConstant]: {
[ npmName: string]: {
added: VideoConstant[]
deleted: VideoConstant[]
}
}
}
const constantsHash: { [key in AlterableVideoConstant]: VideoConstant } = {
language: VIDEO_LANGUAGES,
licence: VIDEO_LICENCES,
category: VIDEO_CATEGORIES,
privacy: VIDEO_PRIVACIES,
playlistPrivacy: VIDEO_PLAYLIST_PRIVACIES
}
export class VideoConstantManagerFactory {
private readonly updatedVideoConstants: UpdatedVideoConstant = {
playlistPrivacy: { },
privacy: { },
language: { },
licence: { },
category: { }
}
constructor (
private readonly npmName: string
) {}
public resetVideoConstants (npmName: string) {
const types: AlterableVideoConstant[] = [ 'language', 'licence', 'category', 'privacy', 'playlistPrivacy' ]
for (const type of types) {
this.resetConstants({ npmName, type })
}
}
private resetConstants (parameters: { npmName: string, type: AlterableVideoConstant }) {
const { npmName, type } = parameters
const updatedConstants = this.updatedVideoConstants[type][npmName]
if (!updatedConstants) return
for (const added of updatedConstants.added) {
delete constantsHash[type][added.key]
}
for (const deleted of updatedConstants.deleted) {
constantsHash[type][deleted.key] = deleted.label
}
delete this.updatedVideoConstants[type][npmName]
}
public createVideoConstantManager<K extends number | string>(type: AlterableVideoConstant): ConstantManager<K> {
const { npmName } = this
return {
addConstant: (key: K, label: string) => this.addConstant({ npmName, type, key, label }),
deleteConstant: (key: K) => this.deleteConstant({ npmName, type, key }),
getConstantValue: (key: K) => constantsHash[type][key],
getConstants: () => constantsHash[type] as Record<K, string>,
resetConstants: () => this.resetConstants({ npmName, type })
}
}
private addConstant<T extends string | number> (parameters: {
npmName: string
type: AlterableVideoConstant
key: T
label: string
}) {
const { npmName, type, key, label } = parameters
const obj = constantsHash[type]
if (obj[key]) {
logger.warn('Cannot add %s %s by plugin %s: key already exists.', type, npmName, key)
return false
}
if (!this.updatedVideoConstants[type][npmName]) {
this.updatedVideoConstants[type][npmName] = {
added: [],
deleted: []
}
}
this.updatedVideoConstants[type][npmName].added.push({ key, label } as VideoConstant)
obj[key] = label
return true
}
private deleteConstant<T extends string | number> (parameters: {
npmName: string
type: AlterableVideoConstant
key: T
}) {
const { npmName, type, key } = parameters
const obj = constantsHash[type]
if (!obj[key]) {
logger.warn('Cannot delete %s by plugin %s: key %s does not exist.', type, npmName, key)
return false
}
if (!this.updatedVideoConstants[type][npmName]) {
this.updatedVideoConstants[type][npmName] = {
added: [],
deleted: []
}
}
const updatedConstants = this.updatedVideoConstants[type][npmName]
const alreadyAdded = updatedConstants.added.find(a => a.key === key)
if (alreadyAdded) {
updatedConstants.added.filter(a => a.key !== key)
} else if (obj[key]) {
updatedConstants.deleted.push({ key, label: obj[key] } as VideoConstant)
}
delete obj[key]
return true
}
}
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