Translate of HR Information is implemented

projects/ucap-webmessenger-app/src/app/layouts/messenger/dialogs/settings/messenger-settings.dialog.component.ts

@@ -8,7 +8,10 @@ import {
 
 import { Store } from '@ngrx/store';
 
-import { DialogService } from '@ucap-webmessenger/ui';
+import {
+  DialogService,
+  TranslateService as UCapTranslateService
+} from '@ucap-webmessenger/ui';
 import { VersionInfo2Response } from '@ucap-webmessenger/api-public';
 import { LoginResponse } from '@ucap-webmessenger/protocol-authentication';
 import { map } from 'rxjs/operators';
@@ -44,6 +47,7 @@ export class MessengerSettingsDialogComponent implements OnInit {
     private dialogService: DialogService,
     private sessionStorageService: SessionStorageService,
     private localStorageService: LocalStorageService,
+    private ucapTranslateService: UCapTranslateService,
     private store: Store<any>,
     @Inject(DOCUMENT) private document: Document,
     private renderer2: Renderer2
@@ -71,6 +75,13 @@ export class MessengerSettingsDialogComponent implements OnInit {
         setting.appTheme
       );
     }
+    if (this.appUserInfo.settings.general.locale !== setting.locale) {
+    }
+    if (
+      this.appUserInfo.settings.general.hrInfoLocale !== setting.hrInfoLocale
+    ) {
+      this.ucapTranslateService.use(setting.hrInfoLocale);
+    }
     this.applySettings({ ...this.appUserInfo.settings, general: setting });
   }
 

projects/ucap-webmessenger-app/src/app/resolvers/messenger.resolver.ts

@@ -42,6 +42,8 @@ import { NGXLogger } from 'ngx-logger';
 import { QueryProtocolService } from '@ucap-webmessenger/protocol-query';
 import { OptionProtocolService } from '@ucap-webmessenger/protocol-option';
 
+import { TranslateService as UCapTranslateService } from '@ucap-webmessenger/ui';
+
 import * as AppStore from '@app/store';
 import * as CompanyStore from '@app/store/setting/company';
 import * as VersionInfoStore from '@app/store/setting/version-info';

projects/ucap-webmessenger-app/src/app/services/app.service.ts

@@ -6,6 +6,8 @@ import { EnvironmentsInfo, KEY_ENVIRONMENTS_INFO } from '@app/types';
 import { AppNotificationService } from './notification.service';
 import { NativeService, UCAP_NATIVE_SERVICE } from '@ucap-webmessenger/native';
 import { AppNativeService } from './native.service';
+import { TranslateService as UCapTranslateService } from '@ucap-webmessenger/ui';
+import { TranslateService } from '@ngx-translate/core';
 
 @Injectable()
 export class AppService {
@@ -14,8 +16,16 @@ export class AppService {
     private sessionStorageService: SessionStorageService,
     private appNotificationService: AppNotificationService,
     private appNativeService: AppNativeService,
+    // private translateService: TranslateService,
+    private ucapTranslateService: UCapTranslateService,
     @Inject(UCAP_NATIVE_SERVICE) private nativeService: NativeService
-  ) {}
+  ) {
+    // this.translateService.setDefaultLang('ko');
+    // this.translateService.use('ko');
+
+    this.ucapTranslateService.setDefaultLang('ko');
+    this.ucapTranslateService.use('ko');
+  }
 
   public postInit(): Promise<any> {
     const initPromise = new Promise<void>((resolve, reject) => {

projects/ucap-webmessenger-app/src/app/services/authentication.service.ts

@@ -13,6 +13,7 @@ import {
   KEY_URL_INFO
 } from '../types';
 import { PasswordUtil } from '@ucap-webmessenger/pi';
+
 import { DaesangCipherService } from '@ucap-webmessenger/daesang';
 
 import { environment } from '../../environments/environment';

projects/ucap-webmessenger-app/src/app/store/setting/init/effects.ts

@@ -1,6 +1,38 @@
 import { Injectable } from '@angular/core';
+import { Actions, createEffect, ofType } from '@ngrx/effects';
+
+import { TranslateService as UCapTranslateService } from '@ucap-webmessenger/ui';
+import { map, tap } from 'rxjs/operators';
+
+import * as AuthenticationStore from '@app/store/account/authentication';
+import { LocalStorageService } from '@ucap-webmessenger/web-storage';
+import { AppUserInfo, KEY_APP_USER_INFO } from '@app/types/app-user-info.type';
+
+import { environment } from '../../../../environments/environment';
 
 @Injectable()
 export class Effects {
-  constructor() {}
+  postLogin$ = createEffect(
+    () =>
+      this.actions$.pipe(
+        ofType(AuthenticationStore.postLogin),
+        map(action => action.loginRes),
+        tap(async loginRes => {
+          const appUserInfo = this.localStorageService.encGet<AppUserInfo>(
+            KEY_APP_USER_INFO,
+            environment.customConfig.appKey
+          );
+
+          this.ucapTranslateService.use(
+            appUserInfo.settings.general.hrInfoLocale
+          );
+        })
+      ),
+    { dispatch: false }
+  );
+  constructor(
+    private actions$: Actions,
+    private ucapTranslateService: UCapTranslateService,
+    private localStorageService: LocalStorageService
+  ) {}
 }

projects/ucap-webmessenger-app/src/environments/environment.daesang.dev.ts

@@ -43,6 +43,7 @@ export const environment: Environment = {
         autoStart: true,
         continueRunWhenClose: true,
         locale: 'ko',
+        hrInfoLocale: 'ko',
         startBackgroudMode: false,
         timezone: '+9'
       },

projects/ucap-webmessenger-app/src/environments/environment.daesang.prod.ts

@@ -43,6 +43,7 @@ export const environment: Environment = {
         autoStart: true,
         continueRunWhenClose: true,
         locale: 'ko',
+        hrInfoLocale: 'ko',
         startBackgroudMode: false,
         timezone: '+9'
       },

projects/ucap-webmessenger-app/src/environments/environment.dev.ts

@@ -43,6 +43,7 @@ export const environment: Environment = {
         autoStart: true,
         continueRunWhenClose: true,
         locale: 'ko',
+        hrInfoLocale: 'ko',
         startBackgroudMode: false,
         timezone: '+9'
       },

projects/ucap-webmessenger-app/src/environments/environment.prod.ts

@@ -43,6 +43,7 @@ export const environment: Environment = {
         autoStart: true,
         continueRunWhenClose: true,
         locale: 'ko',
+        hrInfoLocale: 'ko',
         startBackgroudMode: false,
         timezone: '+9'
       },

projects/ucap-webmessenger-ui-organization/src/lib/components/tree.component.html

@@ -39,7 +39,9 @@
       </div>
 
       <li (click)="onClickNode(node)" matRipple>
-        <div class="tree-node-body">{{ node.name }}</div>
+        <div class="tree-node-body">
+          {{ node.deptInfo | ucapTranslate: 'name' }}
+        </div>
       </li>
     </mat-tree-node>
     <!-- This is the tree node template for expandable nodes -->
@@ -83,7 +85,9 @@
               {{ treeControl.isExpanded(node) ? 'remove' : 'add' }}
             </mat-icon>
           </button>
-          <span class="dept-name">{{ node.name }}</span>
+          <span class="dept-name">{{
+            node.deptInfo | ucapTranslate: 'name'
+          }}</span>
         </div>
         <!-- <ul class="tree-node-closer"></ul> -->
       </li>

projects/ucap-webmessenger-ui-organization/src/lib/pipes/translate.pipe.ts

@@ -1,164 +0,0 @@
-import {
-  ChangeDetectorRef,
-  Injectable,
-  OnDestroy,
-  Pipe,
-  PipeTransform
-} from '@angular/core';
-import {
-  LangChangeEvent,
-  TranslateService,
-  TranslationChangeEvent
-} from '@ngx-translate/core';
-import { ObjectUtil } from '@ucap-webmessenger/core';
-import { Subscription } from 'rxjs';
-
-@Injectable()
-@Pipe({
-  name: 'ucap-organization-translate',
-  pure: false // required to update the value when the promise is resolved
-})
-export class TranslatePipe implements PipeTransform, OnDestroy {
-  value = '';
-  lastKey: string;
-  lastParams: any[];
-  onTranslationChange: Subscription;
-  onLangChange: Subscription;
-  onDefaultLangChange: Subscription;
-
-  constructor(
-    private translate: TranslateService,
-    private changeDetectorRef: ChangeDetectorRef
-  ) {}
-
-  updateValue(
-    key: string,
-    interpolateParams?: object,
-    translations?: any
-  ): void {
-    const onTranslation = (res: string) => {
-      this.value = res !== undefined ? res : key;
-      this.lastKey = key;
-      this.changeDetectorRef.markForCheck();
-    };
-    if (translations) {
-      const res = this.translate.getParsedResult(
-        translations,
-        key,
-        interpolateParams
-      );
-      if (typeof res.subscribe === 'function') {
-        res.subscribe(onTranslation);
-      } else {
-        onTranslation(res);
-      }
-    }
-    this.translate.get(key, interpolateParams).subscribe(onTranslation);
-  }
-
-  transform(query: string, ...args: any[]): any {
-    if (!query || query.length === 0) {
-      return query;
-    }
-
-    // if we ask another time for the same key, return the last value
-    if (
-      ObjectUtil.equals(query, this.lastKey) &&
-      ObjectUtil.equals(args, this.lastParams)
-    ) {
-      return this.value;
-    }
-
-    let interpolateParams: object;
-    if (!!args[0] && args.length) {
-      if (typeof args[0] === 'string' && args[0].length) {
-        // we accept objects written in the template such as {n:1}, {'n':1}, {n:'v'}
-        // which is why we might need to change it to real JSON objects such as {"n":1} or {"n":"v"}
-        const validArgs: string = args[0]
-          .replace(/(\')?([a-zA-Z0-9_]+)(\')?(\s)?:/g, '"$2":')
-          .replace(/:(\s)?(\')(.*?)(\')/g, ':"$3"');
-        try {
-          interpolateParams = JSON.parse(validArgs);
-        } catch (e) {
-          throw new SyntaxError(
-            `Wrong parameter in TranslatePipe. Expected a valid Object, received: ${args[0]}`
-          );
-        }
-      } else if (typeof args[0] === 'object' && !Array.isArray(args[0])) {
-        interpolateParams = args[0];
-      }
-    }
-
-    // store the query, in case it changes
-    this.lastKey = query;
-
-    // store the params, in case they change
-    this.lastParams = args;
-
-    // set the value
-    this.updateValue(query, interpolateParams);
-
-    // if there is a subscription to onLangChange, clean it
-    this._dispose();
-
-    // subscribe to onTranslationChange event, in case the translations change
-    if (!this.onTranslationChange) {
-      this.onTranslationChange = this.translate.onTranslationChange.subscribe(
-        (event: TranslationChangeEvent) => {
-          if (this.lastKey && event.lang === this.translate.currentLang) {
-            this.lastKey = null;
-            this.updateValue(query, interpolateParams, event.translations);
-          }
-        }
-      );
-    }
-
-    // subscribe to onLangChange event, in case the language changes
-    if (!this.onLangChange) {
-      this.onLangChange = this.translate.onLangChange.subscribe(
-        (event: LangChangeEvent) => {
-          if (this.lastKey) {
-            this.lastKey = null; // we want to make sure it doesn't return the same value until it's been updated
-            this.updateValue(query, interpolateParams, event.translations);
-          }
-        }
-      );
-    }
-
-    // subscribe to onDefaultLangChange event, in case the default language changes
-    if (!this.onDefaultLangChange) {
-      this.onDefaultLangChange = this.translate.onDefaultLangChange.subscribe(
-        () => {
-          if (this.lastKey) {
-            this.lastKey = null; // we want to make sure it doesn't return the same value until it's been updated
-            this.updateValue(query, interpolateParams);
-          }
-        }
-      );
-    }
-
-    return this.value;
-  }
-
-  /**
-   * Clean any existing subscription to change events
-   */
-  private _dispose(): void {
-    if (typeof this.onTranslationChange !== 'undefined') {
-      this.onTranslationChange.unsubscribe();
-      this.onTranslationChange = undefined;
-    }
-    if (typeof this.onLangChange !== 'undefined') {
-      this.onLangChange.unsubscribe();
-      this.onLangChange = undefined;
-    }
-    if (typeof this.onDefaultLangChange !== 'undefined') {
-      this.onDefaultLangChange.unsubscribe();
-      this.onDefaultLangChange = undefined;
-    }
-  }
-
-  ngOnDestroy(): void {
-    this._dispose();
-  }
-}

projects/ucap-webmessenger-ui-organization/src/lib/ucap-ui-organization.module.ts

@@ -16,6 +16,8 @@ import { MatTreeModule } from '@angular/material/tree';
 
 import { PerfectScrollbarModule } from 'ngx-perfect-scrollbar';
 
+import { UCapUiModule } from '@ucap-webmessenger/ui';
+
 import { TenantSearchComponent } from './components/tenant-search.component';
 import { TreeComponent } from './components/tree.component';
 
@@ -37,7 +39,9 @@ const SERVICES = [];
     MatSelectModule,
     MatTreeModule,
 
-    PerfectScrollbarModule
+    PerfectScrollbarModule,
+
+    UCapUiModule
   ],
   exports: [...COMPONENTS],
   declarations: [...COMPONENTS]

projects/ucap-webmessenger-ui-profile/src/lib/components/profile.component.html

@@ -1,10 +1,12 @@
 <mat-card class="example-card mat-elevation-z">
   <mat-card-header>
     <mat-card-title>
-      <span>{{ userInfo.name }}</span>
-      <span>{{ userInfo.grade }}</span>
+      <span>{{ userInfo | ucapTranslate: 'name' }}</span>
+      <span>{{ userInfo | ucapTranslate: 'grade' }}</span>
     </mat-card-title>
-    <mat-card-subtitle>{{ userInfo.deptName }}</mat-card-subtitle>
+    <mat-card-subtitle>{{
+      userInfo | ucapTranslate: 'deptName'
+    }}</mat-card-subtitle>
   </mat-card-header>
 
   <mat-card-content>

projects/ucap-webmessenger-ui-profile/src/lib/components/user-list-item.component.html

@@ -16,11 +16,11 @@
     <dd class="info">
       <div class="detail">
         <span class="name">
-          <b>{{ userInfo.name }}</b>
-          {{ userInfo.grade }}
+          <b>{{ userInfo | ucapTranslate: 'name' }}</b>
+          {{ userInfo | ucapTranslate: 'grade' }}
         </span>
         <span class="dept">
-          {{ userInfo.deptName }}
+          {{ userInfo | ucapTranslate: 'deptName' }}
         </span>
       </div>
       <!-- 상태메시지 제외

projects/ucap-webmessenger-ui-room/src/lib/components/list-item.component.html

@@ -24,7 +24,25 @@
     <dd class="info">
       <div class="detail">
         <div class="room-name">
-          <div class="name">{{ getRoomName(roomInfo) }}</div>
+          <div class="name">
+            <ng-template
+              [ngIf]="!!roomInfo.roomName && '' !== roomInfo.roomName.trim()"
+              [ngIfElse]="roomNameNotExist"
+            >
+              {{ roomInfo.roomName }}
+            </ng-template>
+            <ng-template #roomNameNotExist>
+              <ng-template
+                [ngIf]="RoomType.Mytalk === roomInfo.roomType"
+                [ngIfElse]="roomNameByUserNames"
+                >Second</ng-template
+              >
+            </ng-template>
+            <ng-template #roomNameByUserNames>
+              {{ _roomUserInfos | ucapTranslate: 'name':',' }}
+            </ng-template>
+            <!-- {{ getRoomName(roomInfo) }} -->
+          </div>
           <div
             class="num bg-accent-light"
             *ngIf="roomInfo.roomType === RoomType.Multi"

projects/ucap-webmessenger-ui-room/src/lib/components/list-item.component.ts

@@ -114,6 +114,14 @@ export class ListItemComponent implements OnInit {
     }
   }
 
+  get _roomUserInfos() {
+    return this.roomUserInfo.filter(roomUserInfo => {
+      return (
+        this.loginRes.userSeq !== roomUserInfo.seq && !!roomUserInfo.isJoinRoom
+      );
+    });
+  }
+
   // getChecked(value: boolean, roomInfo: RoomInfo) {
   //   if (value && !this.multiCheckable) {
   //     if (this.selected === roomInfo.roomSeq) {

projects/ucap-webmessenger-ui-settings/src/lib/components/general.component.html

@@ -92,6 +92,25 @@
 
     <mat-divider></mat-divider>
 
+    <h1 mat-subheader>인사 정보 언어</h1>
+    <mat-list-item>
+      <mat-form-field fxFlexFill>
+        <mat-select
+          [value]="setting.hrInfoLocale"
+          (selectionChange)="onSelectionChangeHrInfoLocale($event)"
+        >
+          <mat-option value="ko">
+            한국어 (대한민국)
+          </mat-option>
+          <mat-option value="en">
+            영어 (미국)
+          </mat-option>
+        </mat-select>
+      </mat-form-field>
+    </mat-list-item>
+
+    <mat-divider></mat-divider>
+
     <h1 mat-subheader>시간대</h1>
     <mat-list-item>
       <mat-form-field fxFlexFill>

projects/ucap-webmessenger-ui-settings/src/lib/components/general.component.ts

@@ -81,6 +81,10 @@ export class GeneralComponent implements OnInit {
     this.emit({ ...this.setting, locale: event.value });
   }
 
+  onSelectionChangeHrInfoLocale(event: MatSelectChange) {
+    this.emit({ ...this.setting, hrInfoLocale: event.value });
+  }
+
   onSelectionChangeTimezone(event: MatSelectChange) {
     this.emit({ ...this.setting, timezone: event.value });
   }

projects/ucap-webmessenger-ui-settings/src/lib/models/settings.ts

@@ -5,6 +5,7 @@ export interface GeneralSetting {
   continueRunWhenClose: boolean;
   autoLogin: boolean;
   locale: string;
+  hrInfoLocale: string;
   timezone: string;
 }
 

projects/ucap-webmessenger-ui/src/lib/pipes/translate.pipe.ts

@@ -0,0 +1,121 @@
+import {
+  ChangeDetectorRef,
+  Injectable,
+  OnDestroy,
+  Pipe,
+  PipeTransform
+} from '@angular/core';
+import { Subscription } from 'rxjs';
+import { ObjectUtil } from '@ucap-webmessenger/core';
+import {
+  TranslateService,
+  LangChangeEvent
+} from '../services/translate.service';
+
+@Injectable()
+@Pipe({
+  name: 'ucapTranslate',
+  pure: false // required to update the value when the promise is resolved
+})
+export class TranslatePipe implements PipeTransform, OnDestroy {
+  value = '';
+  lastTarget: any;
+  lastKey: string;
+  lastSeparator: string;
+  onLangChange: Subscription;
+  onDefaultLangChange: Subscription;
+
+  constructor(
+    private translateService: TranslateService,
+    private changeDetectorRef: ChangeDetectorRef
+  ) {}
+
+  updateValue(target: any, key: string, separator?: string): void {
+    try {
+      const value = this.translateService.get(target, key, separator);
+      this.value = value;
+    } catch (error) {
+      this.value = key;
+    }
+    this.lastTarget = target;
+    this.lastKey = key;
+    this.changeDetectorRef.markForCheck();
+  }
+
+  transform(target: any, key: string, separator?: string): any {
+    if (
+      !target ||
+      0 === Object.keys(target).length ||
+      !key ||
+      0 === key.length
+    ) {
+      return '';
+    }
+
+    // if we ask another time for the same key, return the last value
+    if (
+      ObjectUtil.equals(target, this.lastTarget) &&
+      ObjectUtil.equals(key, this.lastKey) &&
+      ObjectUtil.equals(separator, this.lastSeparator)
+    ) {
+      return this.value;
+    }
+
+    // store the target, in case it changes
+    this.lastTarget = target;
+    // store the key, in case it changes
+    this.lastKey = key;
+    // store the key, in case it changes
+    this.lastSeparator = separator;
+
+    // set the value
+    this.updateValue(target, key, separator);
+
+    // if there is a subscription to onLangChange, clean it
+    this._dispose();
+
+    // subscribe to onLangChange event, in case the language changes
+    if (!this.onLangChange) {
+      this.onLangChange = this.translateService.onLangChange.subscribe(
+        (event: LangChangeEvent) => {
+          if (this.lastKey) {
+            this.lastKey = null; // we want to make sure it doesn't return the same value until it's been updated
+            this.updateValue(target, key, separator);
+          }
+        }
+      );
+    }
+
+    // subscribe to onDefaultLangChange event, in case the default language changes
+    if (!this.onDefaultLangChange) {
+      this.onDefaultLangChange = this.translateService.onDefaultLangChange.subscribe(
+        () => {
+          if (this.lastKey) {
+            this.lastKey = null; // we want to make sure it doesn't return the same value until it's been updated
+            this.updateValue(target, key, separator);
+          }
+        }
+      );
+    }
+
+    return this.value;
+  }
+
+  /**
+   * Clean any existing subscription to change events
+   */
+  private _dispose(): void {
+    if (typeof this.onLangChange !== 'undefined') {
+      this.onLangChange.unsubscribe();
+      this.onLangChange = undefined;
+    }
+    if (typeof this.onDefaultLangChange !== 'undefined') {
+      this.onDefaultLangChange.unsubscribe();
+      this.onDefaultLangChange = undefined;
+    }
+  }
+
+  ngOnDestroy(): void {
+    this._dispose();
+  }
+}

projects/ucap-webmessenger-ui/src/lib/services/translate.service.ts

@@ -0,0 +1,161 @@
+import { Injectable, EventEmitter } from '@angular/core';
+
+export interface LangChangeEvent {
+  lang: string;
+}
+
+export interface DefaultLangChangeEvent {
+  lang: string;
+}
+
+@Injectable({
+  providedIn: 'root'
+})
+export class TranslateService {
+  // tslint:disable-next-line: variable-name
+  private _onLangChange: EventEmitter<LangChangeEvent> = new EventEmitter<
+    LangChangeEvent
+  >();
+  // tslint:disable-next-line: variable-name
+  private _onDefaultLangChange: EventEmitter<
+    DefaultLangChangeEvent
+  > = new EventEmitter<DefaultLangChangeEvent>();
+  // tslint:disable-next-line: variable-name
+  private _defaultLang: string;
+  // tslint:disable-next-line: variable-name
+  private _currentLang: string;
+
+  /**
+   * An EventEmitter to listen to lang change events
+   * onLangChange.subscribe((params: LangChangeEvent) => {
+   *     // do something
+   * });
+   */
+  get onLangChange(): EventEmitter<LangChangeEvent> {
+    return this._onLangChange;
+  }
+
+  /**
+   * An EventEmitter to listen to default lang change events
+   * onDefaultLangChange.subscribe((params: DefaultLangChangeEvent) => {
+   *     // do something
+   * });
+   */
+  get onDefaultLangChange() {
+    return this._onDefaultLangChange;
+  }
+
+  /**
+   * The default lang to fallback when translations are missing on the current lang
+   */
+  get defaultLang(): string {
+    return this._defaultLang;
+  }
+
+  set defaultLang(defaultLang: string) {
+    this._defaultLang = defaultLang;
+  }
+
+  /**
+   * The lang currently used
+   */
+  get currentLang(): string {
+    return this._currentLang;
+  }
+
+  set currentLang(currentLang: string) {
+    this._currentLang = currentLang;
+  }
+
+  constructor() {}
+
+  /**
+   * Sets the default language to use as a fallback
+   */
+  public setDefaultLang(lang: string): void {
+    if (lang === this.defaultLang) {
+      return;
+    }
+
+    this.changeDefaultLang(lang);
+  }
+
+  /**
+   * Gets the default language used
+   */
+  public getDefaultLang(): string {
+    return this.defaultLang;
+  }
+
+  /**
+   * Changes the lang currently used
+   */
+  public use(lang: string): void {
+    // don't change the language if the language given is already selected
+    if (lang === this.currentLang) {
+      return;
+    }
+
+    this.changeLang(lang);
+  }
+
+  /**
+   * Gets the translated value of a key (or an array of keys)
+   * @returns the translated key, or an object of translated keys
+   */
+  public get(target: any, key: string, separator?: string): string {
+    if (!target || 0 === Object.keys(target).length) {
+      throw new Error(`Parameter "target" is not valid`);
+    }
+    if (!key || 0 === key.length) {
+      throw new Error(`Parameter "key" required`);
+    }
+
+    if (target instanceof Array) {
+      const result: string[] = [];
+      target.forEach(t => {
+        result.push(this.get(t, key, separator));
+      });
+      return result.join(!!separator ? separator : '');
+    }
+
+    const keys = Object.keys(target);
+    try {
+      const lang =
+        this.currentLang.charAt(0).toUpperCase() +
+        this.currentLang.substring(1);
+      const langKey = `${key}${lang}`;
+
+      if (-1 !== keys.indexOf(langKey)) {
+        return target[langKey];
+      }
+    } catch (error) {}
+
+    if (-1 !== keys.indexOf(key)) {
+      return target[key];
+    }
+
+    throw new Error(`value is not exist`);
+  }
+
+  /**
+   * Changes the current lang
+   */
+  private changeLang(lang: string): void {
+    this.currentLang = lang;
+    this.onLangChange.emit({ lang });
+
+    // if there is no default lang, use the one that we just set
+    if (!this.defaultLang) {
+      this.changeDefaultLang(lang);
+    }
+  }
+
+  /**
+   * Changes the default lang
+   */
+  private changeDefaultLang(lang: string): void {
+    this.defaultLang = lang;
+    this.onDefaultLangChange.emit({ lang });
+  }
+}

projects/ucap-webmessenger-ui/src/lib/ucap-ui.module.ts

@@ -43,6 +43,7 @@ import { ClipboardService } from './services/clipboard.service';
 import { DialogService } from './services/dialog.service';
 import { SnackBarService } from './services/snack-bar.service';
 import { SplashScreenService } from './services/splash-screen.service';
+import { TranslateService } from './services/translate.service';
 
 import { ClickOutsideDirective } from './directives/click-outside.directive';
 import { FileUploadForDirective } from './directives/file-upload-for.directive';
@@ -61,6 +62,7 @@ import {
 } from './pipes/dates.pipe';
 import { SecondsToMinutesPipe } from './pipes/seconds-to-minutes.pipe';
 import { LinkyPipe } from './pipes/linky.pipe';
+import { TranslatePipe } from './pipes/translate.pipe';
 
 import { MatTabsModule } from '@angular/material';
 
@@ -96,14 +98,16 @@ const PIPES = [
   DateToStringFormatPipe,
   DateDistanceToDatePipe,
   SecondsToMinutesPipe,
-  LinkyPipe
+  LinkyPipe,
+  TranslatePipe
 ];
 const SERVICES = [
   BottomSheetService,
   ClipboardService,
   DialogService,
   SnackBarService,
-  SplashScreenService
+  SplashScreenService,
+  TranslateService
 ];
 
 @NgModule({

projects/ucap-webmessenger-ui/src/public-api.ts

@@ -33,6 +33,7 @@ export * from './lib/services/clipboard.service';
 export * from './lib/services/dialog.service';
 export * from './lib/services/snack-bar.service';
 export * from './lib/services/splash-screen.service';
+export * from './lib/services/translate.service';
 
 export * from './lib/types/file-viewer.type';