Files
open-ticket/src/core/api/modules/language.ts
T

201 lines
7.8 KiB
TypeScript

///////////////////////////////////////
//LANGUAGE MODULE
///////////////////////////////////////
import { ODId, ODManager, ODManagerData, ODPromiseVoid, ODSystemError, ODValidId } from "./base"
import nodepath from "path"
import { ODDebugger } from "./console"
import fs from "fs"
/**## ODLanguageMetadata `interface`
* This interface contains all metadata available in the language files.
*/
export interface ODLanguageMetadata {
/**The version of Open Ticket this translation is made for. */
otversion:string,
/**The name of the language in english (with capital letter). */
language:string,
/**A list of translators (discord/github username) who've contributed to this language. */
translators:string[],
/**The last date that this translation has been modified (format: DD/MM/YYYY) */
lastedited:string,
/**When `true`, the translator made use of some sort of automation while creating the translation. (e.g. ChatGPT, Google Translate, DeepL, ...) */
automated:boolean
}
/**## ODLanguageManager `class`
* This is an open ticket language manager.
*
* It manages all languages in the bot and manages translation for you!
* Get a translation via the `getTranslation()` or `getTranslationWithParams()` methods.
*
* Add new languages using the `ODlanguage` class in your plugin!
*/
export class ODLanguageManager extends ODManager<ODLanguage> {
/**The currently selected language. */
current: ODLanguage|null = null
/**The currently selected backup language. (used when translation missing in current language) */
backup: ODLanguage|null = null
/**An alias to Open Ticket debugger. */
#debug: ODDebugger
constructor(debug:ODDebugger, presets:boolean){
super(debug,"language")
if (presets) this.add(new ODLanguage("english","english.json"))
this.current = presets ? new ODLanguage("english","english.json") : null
this.backup = presets ? new ODLanguage("english","english.json") : null
this.#debug = debug
}
/**Set the current language by providing the ID of a language which is registered in this manager. */
setCurrentLanguage(id:ODValidId){
this.current = this.get(id)
const languageId = this.current?.id.value ?? "<unknown-id>"
const languageAutomated = this.current?.metadata?.automated.toString() ?? "<unknown-metadata>"
this.#debug.debug("Selected current language",[
{key:"id",value:languageId},
{key:"automated",value:languageAutomated},
])
}
/**Get the current language (same as `this.current`) */
getCurrentLanguage(){
return (this.current) ? this.current : null
}
/**Set the backup language by providing the ID of a language which is registered in this manager. */
setBackupLanguage(id:ODValidId){
this.backup = this.get(id)
const languageId = this.backup?.id.value ?? "<unknown-id>"
const languageAutomated = this.backup?.metadata?.automated.toString() ?? "<unknown-metadata>"
this.#debug.debug("Selected backup language",[
{key:"id",value:languageId},
{key:"automated",value:languageAutomated},
])
}
/**Get the backup language (same as `this.backup`) */
getBackupLanguage(){
return (this.backup) ? this.backup : null
}
/**Get the metadata of the current/backup language. */
getLanguageMetadata(frombackup?:boolean): ODLanguageMetadata|null {
if (frombackup) return (this.backup) ? this.backup.metadata : null
return (this.current) ? this.current.metadata : null
}
/**Get the ID (string) of the current language. (Not backup language) */
getCurrentLanguageId(){
return (this.current) ? this.current.id.value : ""
}
/**Get a translation string by JSON location. (e.g. `"checker.system.typeError"`) */
getTranslation(id:string): string|null {
if (!this.current) return this.#getBackupTranslation(id)
const splitted = id.split(".")
let currentObject = this.current.data
let result: string|false = false
splitted.forEach((id) => {
if (typeof currentObject[id] == "object"){
currentObject = currentObject[id]
}else if (typeof currentObject[id] == "string"){
result = currentObject[id]
}
})
if (typeof result == "string") return result
else return this.#getBackupTranslation(id)
}
/**Get a backup translation string by JSON location. (system only) */
#getBackupTranslation(id:string): string|null {
if (!this.backup) return null
const splitted = id.split(".")
let currentObject = this.backup.data
let result: string|false = false
splitted.forEach((id) => {
if (typeof currentObject[id] == "object"){
currentObject = currentObject[id]
}else if (typeof currentObject[id] == "string"){
result = currentObject[id]
}
})
if (typeof result == "string") return result
else return null
}
/**Get a backup translation string by JSON location and replace `{0}`,`{1}`,`{2}`,... with the provided parameters. */
getTranslationWithParams(id:string, params:string[]): string|null {
let translation = this.getTranslation(id)
if (!translation) return translation
params.forEach((value,index) => {
if (!translation) return
translation = translation.replace(`{${index}}`,value)
})
return translation
}
/**Init all language files. */
async init(){
for (const language of this.getAll()){
try{
await language.init()
}catch(err){
process.emit("uncaughtException",new ODSystemError(err))
}
}
}
}
/**## ODLanguage `class`
* This is an open ticket language file.
*
* It contains metadata and all translation strings available in this language.
* Register this class to an `ODLanguageManager` to use it!
*
* JSON languages should be created using the `ODJsonLanguage` class instead!
*/
export class ODLanguage extends ODManagerData {
/**The name of the file with extension. */
file: string = ""
/**The path to the file relative to the main directory. */
path: string = ""
/**The raw object data of the translation. */
data: any
/**The metadata of the language if available. */
metadata: ODLanguageMetadata|null = null
constructor(id:ODValidId, data:any){
super(id)
this.data = data
}
/**Init the language. */
init(): ODPromiseVoid {
//nothing
}
}
/**## ODJsonLanguage `class`
* This is an open ticket JSON language file.
*
* It contains metadata and all translation strings from a certain JSON file (in `./languages/`).
* Register this class to an `ODLanguageManager` to use it!
*
* Use the `ODLanguage` class to use translations from non-JSON files!
*/
export class ODJsonLanguage extends ODLanguage {
constructor(id:ODValidId, file:string, customPath?:string){
super(id,{})
this.file = (file.endsWith(".json")) ? file : file+".json"
this.path = customPath ? nodepath.join("./",customPath,this.file) : nodepath.join("./languages/",this.file)
}
/**Init the langauge. */
init(): ODPromiseVoid {
if (!fs.existsSync(this.path)) throw new ODSystemError("Unable to parse language \""+nodepath.join("./",this.path)+"\", the file doesn't exist!")
try{
this.data = JSON.parse(fs.readFileSync(this.path).toString())
}catch(err){
process.emit("uncaughtException",err)
throw new ODSystemError("Unable to parse language \""+nodepath.join("./",this.path)+"\"!")
}
if (this.data["_TRANSLATION"]) this.metadata = this.data["_TRANSLATION"]
}
}