✨ Feature: finish i18n system

src/renderer/i18n/index.ts

@@ -0,0 +1,72 @@
+import { ipcRenderer } from 'electron'
+import { ObjectAdapter, I18n } from '@picgo/i18n'
+import { GET_CURRENT_LANGUAGE, SET_CURRENT_LANGUAGE, FORCE_UPDATE, GET_LANGUAGE_LIST } from '#/events/constants'
+import bus from '@/utils/bus'
+
+export class I18nManager {
+  private i18n: I18n | null = null
+  private i18nFileList: II18nItem[] = [{
+    label: '简体中文',
+    value: 'zh-CN'
+  }, {
+    label: 'English',
+    value: 'en'
+  }]
+
+  private getLanguageList () {
+    ipcRenderer.send(GET_LANGUAGE_LIST)
+    ipcRenderer.once(GET_LANGUAGE_LIST, (event, list: II18nItem[]) => {
+      this.i18nFileList = list
+    })
+  }
+
+  private getCurrentLanguage () {
+    ipcRenderer.send(GET_CURRENT_LANGUAGE)
+    ipcRenderer.once(GET_CURRENT_LANGUAGE, (event, lang: string, locales: ILocales) => {
+      this.setLocales(lang, locales)
+      bus.$emit(FORCE_UPDATE)
+    })
+  }
+
+  private setLocales (lang: string, locales: ILocales) {
+    const objectAdapter = new ObjectAdapter({
+      [lang]: locales
+    })
+    this.i18n = new I18n({
+      adapter: objectAdapter,
+      defaultLanguage: lang
+    })
+  }
+
+  constructor () {
+    this.getCurrentLanguage()
+    this.getLanguageList()
+    ipcRenderer.on(SET_CURRENT_LANGUAGE, (event, lang: string, locales: ILocales) => {
+      this.setLocales(lang, locales)
+      bus.$emit(FORCE_UPDATE)
+    })
+  }
+
+  T (key: ILocalesKey, args: IStringKeyMap = {}): string {
+    return this.i18n?.translate(key, args) || key
+  }
+
+  setCurrentLanguage (lang: string) {
+    ipcRenderer.send(SET_CURRENT_LANGUAGE, lang)
+  }
+
+  get languageList () {
+    return this.i18nFileList
+  }
+}
+
+const i18nManager = new I18nManager()
+
+const T = (key: ILocalesKey, args: IStringKeyMap = {}): string => {
+  return i18nManager.T(key, args)
+}
+
+export {
+  i18nManager,
+  T
+}