refs #2128 Set spellchecker languages in main process

src/config/locales/en/translation.json

@@ -458,7 +458,8 @@
     "authorize_url_error": "Failed to get authorize url",
     "domain_confirmed": "{{domain}} is confirmed, please login",
     "domain_doesnt_exist": "Failed to connect {{domain}}, make sure the server URL",
-    "loading": "Loading..."
+    "loading": "Loading...",
+    "language_not_support_spellchecker_error": "This language is not supported by Spellchecker"
   },
   "validation": {
     "login": {

src/constants/language/index.d.ts

@@ -1,6 +1,7 @@
 export type LanguageType = {
   name: string
   key: string
+  rfc4646: string
 }
 
 export type LanguageList = {

src/constants/language/index.js

@@ -1,70 +1,87 @@
 export default {
   de: {
     name: 'Deutsch',
-    key: 'de'
+    key: 'de',
+    rfc4646: 'de'
   },
   en: {
     name: 'English',
-    key: 'en'
+    key: 'en',
+    rfc4646: 'en-US'
   },
   fr: {
     name: 'Français',
-    key: 'fr'
+    key: 'fr',
+    rfc4646: 'fr'
   },
   ja: {
     name: '日本語',
-    key: 'ja'
+    key: 'ja',
+    rfc4646: 'ja-JP'
   },
   ko: {
     name: '한국어',
-    key: 'ko'
+    key: 'ko',
+    frc4646: 'ko'
   },
   pl: {
     name: 'Polski',
-    key: 'pl'
+    key: 'pl',
+    rfc4646: 'pl'
   },
   it: {
     name: 'Italiano',
-    key: 'it'
+    key: 'it',
+    rfc4646: 'it'
   },
   zh_cn: {
     name: '简体中文',
-    key: 'zh_cn'
+    key: 'zh_cn',
+    rfc4646: 'zh-CN'
   },
   zh_tw: {
     name: '繁體中文',
-    key: 'zh_tw'
+    key: 'zh_tw',
+    rfc4646: 'zh-TW'
   },
   cs: {
     name: 'čeština',
-    key: 'cs'
+    key: 'cs',
+    rfc4646: 'cs'
   },
   es_es: {
     name: 'Español',
-    key: 'es_es'
+    key: 'es_es',
+    rfc4646: 'es-ES'
   },
   no: {
     name: 'norsk',
-    key: 'no'
+    key: 'no',
+    rfc4646: 'no'
   },
   pt_pt: {
     name: 'Português',
-    key: 'pt_pt'
+    key: 'pt_pt',
+    rfc4646: 'pt-PT'
   },
   ru: {
     name: 'русский',
-    key: 'ru'
+    key: 'ru',
+    rfc4646: 'ru'
   },
   si: {
     name: 'සිංහල',
-    key: 'si'
+    key: 'si',
+    rfc4646: 'si'
   },
   sv_se: {
     name: 'svenska',
-    key: 'sv_se'
+    key: 'sv_se',
+    rfc4646: 'sv-SE'
   },
   tzm: {
     name: 'Tamaziɣt',
-    key: 'tzm'
+    key: 'tzm',
+    rfc4646: 'tzm'
   }
 }

src/main/index.ts

@@ -40,7 +40,7 @@ import Hashtags from './hashtags'
 import UnreadNotification from './unreadNotification'
 import i18next from '~/src/config/i18n'
 import { i18n as I18n } from 'i18next'
-import Language from '../constants/language'
+import Language, { LanguageType } from '../constants/language'
 import { LocalAccount } from '~/src/types/localAccount'
 import { LocalTag } from '~/src/types/localTag'
 import { UnreadNotification as UnreadNotificationConfig } from '~/src/types/unreadNotification'
@@ -1034,6 +1034,12 @@ ipcMain.handle('toggle-spellchecker', async (_: IpcMainInvokeEvent, value: boole
 })
 
 ipcMain.handle('update-spellchecker-languages', async (_: IpcMainInvokeEvent, languages: Array<string>) => {
+  const decoded: Array<string> = languages.map(l => {
+    const d = decodeLanguage(l)
+    return d.rfc4646
+  })
+  mainWindow?.webContents.session.setSpellCheckerLanguages(decoded)
+
   const preferences = new Preferences(preferencesDBPath)
   const conf = await preferences.update({
     language: {
@@ -1494,3 +1500,12 @@ const username = (account: Entity.Account): string => {
     return account.username
   }
 }
+
+const decodeLanguage = (lang: string): LanguageType => {
+  const l = Object.keys(Language).find(k => Language[k].key === lang)
+  if (l === undefined) {
+    return Language.en
+  } else {
+    return Language[l]
+  }
+}

src/renderer/components/Preferences/Language.vue

@@ -86,7 +86,12 @@ export default {
         return this.$store.state.Preferences.Language.language.spellchecker.languages
       },
       set(value) {
-        this.$store.dispatch('Preferences/Language/updateSpellcheckerLanguages', value)
+        this.$store.dispatch('Preferences/Language/updateSpellcheckerLanguages', value).catch(() => {
+          this.$message({
+            message: this.$t('message.language_not_support_spellchecker_error'),
+            type: 'error'
+          })
+        })
       }
     }
   },