diff --git a/package-lock.json b/package-lock.json
index 0e247a93..a9a94ee7 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -14104,7 +14104,8 @@
     "tslib": {
       "version": "1.10.0",
       "resolved": "https://registry.npmjs.org/tslib/-/tslib-1.10.0.tgz",
-      "integrity": "sha512-qOebF53frne81cf0S9B41ByenJ3/IuH8yJKngAX35CmiZySA0khhkovshKK+jGCaMnVomla7gVlIcc3EvKPbTQ=="
+      "integrity": "sha512-qOebF53frne81cf0S9B41ByenJ3/IuH8yJKngAX35CmiZySA0khhkovshKK+jGCaMnVomla7gVlIcc3EvKPbTQ==",
+      "dev": true
     },
     "tslint": {
       "version": "5.15.0",
diff --git a/projects/ucap-webmessenger-api-common/src/lib/apis/file-talk-save.ts b/projects/ucap-webmessenger-api-common/src/lib/apis/file-talk-save.ts
index f3c01229..befcbb2c 100644
--- a/projects/ucap-webmessenger-api-common/src/lib/apis/file-talk-save.ts
+++ b/projects/ucap-webmessenger-api-common/src/lib/apis/file-talk-save.ts
@@ -6,25 +6,28 @@ import {
   APIDecoder,
   ParameterUtil,
   StatusCode,
-  JsonAnalization
+  JsonAnalization,
+  APIFormDataEncoder
 } from '@ucap-webmessenger/api';
 import { JsonObject } from 'type-fest';
+import { FileUploadItem } from '../models/file-upload-item';
 
 export interface FileTalkSaveRequest extends APIRequest {
-  userSeq: string;
+  userSeq: number;
   deviceType: DeviceType;
   token: string;
-  file?: File;
+  file: File;
   fileName?: string;
+  fileUploadItem: FileUploadItem;
   thumb?: File;
   voice?: boolean;
   voiceTime?: string;
-  roomId?: string;
+  roomSeq?: string;
   type?: string;
 }
 
 export interface FileTalkSaveResponse extends APIResponse {
-  roomID?: string;
+  roomSeq?: string;
   fileName?: string;
   fileExt?: string;
   fileType?: string;
@@ -49,19 +52,21 @@ const fileTalkSaveEncodeMap = {
   thumb: 'thumb',
   voice: 'p_voice',
   voiceTime: 'p_voice_time',
-  roomId: 'p_room_id',
+  roomSeq: 'p_room_id',
   type: 'p_type'
 };
 
-export const encodeFileTalkSave: APIEncoder<FileTalkSaveRequest> = (
+export const encodeFileTalkSave: APIFormDataEncoder<FileTalkSaveRequest> = (
   req: FileTalkSaveRequest
 ) => {
   const extraParams: any = {};
+
+  extraParams.userSeq = String(req.userSeq);
   if (!!req.voice) {
     extraParams.voice = req.voice ? 'Y' : 'N';
   }
 
-  return ParameterUtil.encode(fileTalkSaveEncodeMap, req, extraParams);
+  return ParameterUtil.encodeFormData(fileTalkSaveEncodeMap, req, extraParams);
 };
 
 export const decodeFileTalkSave: APIDecoder<FileTalkSaveResponse> = (
@@ -71,7 +76,7 @@ export const decodeFileTalkSave: APIDecoder<FileTalkSaveResponse> = (
     const json: JsonObject | Error = JsonAnalization.receiveAnalization(res);
     return {
       statusCode: json.StatusCode,
-      roomID: json.RoomID,
+      roomSeq: json.RoomID,
       fileName: json.FileName,
       fileExt: json.FileExt,
       fileType: json.FileType,
diff --git a/projects/ucap-webmessenger-api-common/src/lib/apis/file-talk-share.ts b/projects/ucap-webmessenger-api-common/src/lib/apis/file-talk-share.ts
index d8677f7b..b867d935 100644
--- a/projects/ucap-webmessenger-api-common/src/lib/apis/file-talk-share.ts
+++ b/projects/ucap-webmessenger-api-common/src/lib/apis/file-talk-share.ts
@@ -4,32 +4,43 @@ import {
   APIResponse,
   APIEncoder,
   APIDecoder,
-  ParameterUtil
+  ParameterUtil,
+  JsonAnalization,
+  StatusCode
 } from '@ucap-webmessenger/api';
+import { JsonObject } from 'type-fest';
 
 export interface FileTalkShareRequest extends APIRequest {
   userSeq: string;
   deviceType: DeviceType;
   token: string;
   attachmentsSeq?: string;
-  roomId?: string;
+  roomSeq?: string;
   synapKey?: string;
 }
 
 export interface FileTalkShareResponse extends APIResponse {
-  RoomID?: string;
-  FileName?: string;
-  FileExt?: string;
-  FileType?: string;
-  ThumbURL?: string;
-  AttSEQ?: string;
-  AttSize?: string;
-  AttRegDate?: string;
-  CompanyCode?: string;
-  SynapKey?: string;
+  roomSeq?: string;
+  fileName?: string;
+  fileExt?: string;
+  fileType?: string;
+  thumbnailUrl?: string;
+  attachmentSeq?: string;
+  attachmentSize?: string;
+  attachmentRegDate?: string;
+  companyCode?: string;
+  synapKey?: string;
+  returnJson?: any;
 }
 
-const fileTalkShareEncodeMap = {};
+const fileTalkShareEncodeMap = {
+  userSeq: 'p_user_seq',
+  deviceType: 'p_device_type',
+  token: 'p_token',
+  attachmentsSeq: 'p_att_seq',
+  roomSeq: 'p_room_id',
+  synapKey: 'p_synap_key'
+};
 
 export const encodeFileTalkShare: APIEncoder<FileTalkShareRequest> = (
   req: FileTalkShareRequest
@@ -40,5 +51,26 @@ export const encodeFileTalkShare: APIEncoder<FileTalkShareRequest> = (
 export const decodeFileTalkShare: APIDecoder<FileTalkShareResponse> = (
   res: any
 ) => {
-  return {} as FileTalkShareResponse;
+  try {
+    const json: JsonObject | Error = JsonAnalization.receiveAnalization(res);
+    return {
+      statusCode: json.StatusCode,
+      roomSeq: json.RoomID,
+      fileName: json.FileName,
+      fileExt: json.FileExt,
+      fileType: json.FileType,
+      thumbnailUrl: json.ThumbURL,
+      attachmentSeq: json.AttSEQ,
+      attachmentSize: json.AttSize,
+      attachmentRegDate: json.AttRegDate,
+      companyCode: json.CompanyCode,
+      synapKey: json.SynapKey,
+      returnJson: res
+    } as FileTalkShareResponse;
+  } catch (e) {
+    return {
+      statusCode: StatusCode.Fail,
+      errorMessage: e
+    } as FileTalkShareResponse;
+  }
 };
diff --git a/projects/ucap-webmessenger-api-common/src/lib/apis/mass-talk-save.ts b/projects/ucap-webmessenger-api-common/src/lib/apis/mass-talk-save.ts
index 3f8a4fa4..c7e23513 100644
--- a/projects/ucap-webmessenger-api-common/src/lib/apis/mass-talk-save.ts
+++ b/projects/ucap-webmessenger-api-common/src/lib/apis/mass-talk-save.ts
@@ -20,7 +20,7 @@ export interface MassTalkSaveRequest extends APIRequest {
 
 export interface MassTalkSaveResponse extends APIResponse {
   eventMassSeq?: string;
-  roomID?: string;
+  roomSeq?: string;
   regDate?: string;
   content?: string;
   returnJson?: any;
@@ -51,7 +51,7 @@ export const decodeMassTalkSave: APIDecoder<MassTalkSaveResponse> = (
       content: json.Content,
       eventMassSeq: json.EventMassSeq,
       regDate: json.RegDate,
-      roomID: json.RoomID,
+      roomSeq: json.RoomID,
       returnJson: res
     } as MassTalkSaveResponse;
   } catch (e) {
diff --git a/projects/ucap-webmessenger-api-common/src/lib/apis/trans-mass-talk-save.ts b/projects/ucap-webmessenger-api-common/src/lib/apis/trans-mass-talk-save.ts
index e1b0ff46..d8eae853 100644
--- a/projects/ucap-webmessenger-api-common/src/lib/apis/trans-mass-talk-save.ts
+++ b/projects/ucap-webmessenger-api-common/src/lib/apis/trans-mass-talk-save.ts
@@ -4,8 +4,11 @@ import {
   APIResponse,
   APIEncoder,
   APIDecoder,
-  ParameterUtil
+  ParameterUtil,
+  JsonAnalization,
+  StatusCode
 } from '@ucap-webmessenger/api';
+import { JsonObject } from 'type-fest';
 
 export interface TransMassTalkSaveRequest extends APIRequest {
   userSeq: string;
@@ -13,20 +16,29 @@ export interface TransMassTalkSaveRequest extends APIRequest {
   token: string;
   original?: string;
   translation?: string;
-  roomId?: string;
+  roomSeq?: string;
   locale: string;
 }
 
 export interface TransMassTalkSaveResponse extends APIResponse {
-  EventTransSEQ?: string;
-  RoomID?: string;
-  RegDate?: string;
-  Locale?: string;
-  Original?: string;
-  Translation?: string;
+  roomSeq?: string;
+  registrationDate?: string;
+  translationSeq?: string;
+  locale?: string;
+  original?: string;
+  translation?: string;
+  returnJson?: any;
 }
 
-const transMassTalkSaveEncodeMap = {};
+const transMassTalkSaveEncodeMap = {
+  userSeq: 'p_user_seq',
+  deviceType: 'p_device_type',
+  token: 'p_token',
+  original: 'p_original',
+  translation: 'p_translation',
+  roomSeq: 'p_room_id',
+  locale: 'p_locale'
+};
 
 export const encodeTransMassTalkSave: APIEncoder<TransMassTalkSaveRequest> = (
   req: TransMassTalkSaveRequest
@@ -37,5 +49,22 @@ export const encodeTransMassTalkSave: APIEncoder<TransMassTalkSaveRequest> = (
 export const decodeTransMassTalkSave: APIDecoder<TransMassTalkSaveResponse> = (
   res: any
 ) => {
-  return {} as TransMassTalkSaveResponse;
+  try {
+    const json: JsonObject | Error = JsonAnalization.receiveAnalization(res);
+    return {
+      statusCode: json.StatusCode,
+      translationSeq: json.EventTransSEQ,
+      roomSeq: json.RoomID,
+      registrationDate: json.RegDate,
+      locale: json.Locale,
+      original: json.Original,
+      translation: json.Translation,
+      returnJson: res
+    } as TransMassTalkSaveResponse;
+  } catch (e) {
+    return {
+      statusCode: StatusCode.Fail,
+      errorMessage: e
+    } as TransMassTalkSaveResponse;
+  }
 };
diff --git a/projects/ucap-webmessenger-api-common/src/lib/apis/translation-save.ts b/projects/ucap-webmessenger-api-common/src/lib/apis/translation-save.ts
index 5020d444..ecc77777 100644
--- a/projects/ucap-webmessenger-api-common/src/lib/apis/translation-save.ts
+++ b/projects/ucap-webmessenger-api-common/src/lib/apis/translation-save.ts
@@ -4,30 +4,42 @@ import {
   APIResponse,
   APIEncoder,
   APIDecoder,
-  ParameterUtil
+  ParameterUtil,
+  JsonAnalization,
+  StatusCode
 } from '@ucap-webmessenger/api';
+import { JsonObject } from 'type-fest';
 
 export interface TranslationSaveRequest extends APIRequest {
   userSeq: string;
   deviceType: DeviceType;
   token: string;
-  roomId?: string;
+  roomSeq?: string;
   original?: string;
   srcLocale: string;
   destLocale: string;
 }
 
 export interface TranslationSaveResponse extends APIResponse {
-  EventTransSeq?: string;
-  RoomID?: string;
-  RegDate?: string;
-  SrcLocale?: string;
-  DestLocale?: string;
-  Original?: string;
-  Translation?: string;
+  translationSeq?: string;
+  roomSeq?: string;
+  registrationDate?: string;
+  srcLocale?: string;
+  destLocale?: string;
+  original?: string;
+  translation?: string;
+  returnJson?: any;
 }
 
-const translationSaveEncodeMap = {};
+const translationSaveEncodeMap = {
+  userSeq: 'p_user_seq',
+  deviceType: 'p_device_type',
+  token: 'p_token',
+  roomSeq: 'p_room_id',
+  original: 'p_original',
+  srcLocale: 'p_src_locale',
+  destLocale: 'p_dest_locale'
+};
 
 export const encodeTranslationSave: APIEncoder<TranslationSaveRequest> = (
   req: TranslationSaveRequest
@@ -38,5 +50,23 @@ export const encodeTranslationSave: APIEncoder<TranslationSaveRequest> = (
 export const decodeTranslationSave: APIDecoder<TranslationSaveResponse> = (
   res: any
 ) => {
-  return {} as TranslationSaveResponse;
+  try {
+    const json: JsonObject | Error = JsonAnalization.receiveAnalization(res);
+    return {
+      statusCode: json.StatusCode,
+      translationSeq: json.EventTransSEQ,
+      roomSeq: json.RoomID,
+      registrationDate: json.RegDate,
+      srcLocale: json.SrcLocale,
+      destLocale: json.DestLocale,
+      original: json.Original,
+      translation: json.Translation,
+      returnJson: res
+    } as TranslationSaveResponse;
+  } catch (e) {
+    return {
+      statusCode: StatusCode.Fail,
+      errorMessage: e
+    } as TranslationSaveResponse;
+  }
 };
diff --git a/projects/ucap-webmessenger-api-common/src/lib/services/common-api.service.ts b/projects/ucap-webmessenger-api-common/src/lib/services/common-api.service.ts
index fba37be7..46dfe58a 100644
--- a/projects/ucap-webmessenger-api-common/src/lib/services/common-api.service.ts
+++ b/projects/ucap-webmessenger-api-common/src/lib/services/common-api.service.ts
@@ -3,12 +3,11 @@ import {
   HttpClient,
   HttpEventType,
   HttpResponse,
-  HttpRequest,
-  HttpProgressEvent
+  HttpRequest
 } from '@angular/common/http';
 
 import { Observable } from 'rxjs';
-import { map } from 'rxjs/operators';
+import { map, filter } from 'rxjs/operators';
 
 import { _MODULE_CONFIG } from '../types/token';
 import { ModuleConfig } from '../types/module-config';
@@ -115,21 +114,30 @@ export class CommonApiService {
   public fileTalkSave(
     req: FileTalkSaveRequest,
     fileTalkSaveUrl?: string
-  ): Observable<FileTalkSaveResponse | HttpProgressEvent> {
+  ): Observable<FileTalkSaveResponse> {
+    const asa = encodeFileTalkSave(req);
+
     const httpReq = new HttpRequest(
       'POST',
       !!fileTalkSaveUrl ? fileTalkSaveUrl : this.moduleConfig.urls.fileTalkSave,
       encodeFileTalkSave(req),
-      { reportProgress: true }
+      { reportProgress: true, responseType: 'text' as 'json' }
     );
 
+    const progress = req.fileUploadItem.uploadStart();
+
     return this.httpClient.request(httpReq).pipe(
-      map(event => {
+      filter(event => {
         if (event instanceof HttpResponse) {
-          return decodeFileTalkSave(event);
+          return true;
         } else if (HttpEventType.UploadProgress === event.type) {
-          return event;
+          progress.next(Math.round((100 * event.loaded) / event.total));
         }
+        return false;
+      }),
+      map((event: HttpResponse<any>) => {
+        req.fileUploadItem.uploadComplete();
+        return decodeFileTalkSave(event.body);
       })
     );
   }
diff --git a/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/left-sidenav/chat.component.scss b/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/left-sidenav/chat.component.scss
index 6ac50a90..f2825fce 100644
--- a/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/left-sidenav/chat.component.scss
+++ b/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/left-sidenav/chat.component.scss
@@ -1,14 +1,14 @@
-.current-head{
+.current-head {
   display: flex;
   justify-content: center;
   padding: 0 10px;
   height: 60px;
-  h3{
-   display: inline-flex;
-   padding-left: 10px;
+  h3 {
+    display: inline-flex;
+    padding-left: 10px;
     align-items: center;
   }
-  .btn-box{
+  .btn-box {
     height: 100%;
     margin-left: auto;
     display: inline-flex;
@@ -24,41 +24,41 @@
   padding: 0;
   font-size: 14px;
   border-bottom: 1px solid #dddddd;
-  .searchbox{
-    width:100%;
-    height:100%;
+  .searchbox {
+    width: 100%;
+    height: 100%;
   }
 }
-::ng-deep .searchbox{
-  .mat-form-field{
-    display:block;
-    .mat-form-field-wrapper{
+::ng-deep .searchbox {
+  .mat-form-field {
+    display: block;
+    .mat-form-field-wrapper {
       padding: 0;
-      padding-bottom:0 !important;
+      padding-bottom: 0 !important;
       height: 100%;
-      .mat-form-field-flex{
+      .mat-form-field-flex {
         height: 59px;
-        padding:0 20px;
+        padding: 0 20px;
         align-items: center;
-        .mat-form-field-infix{
-          width:100%;
-          font-size:14px;
-          border:none;
+        .mat-form-field-infix {
+          width: 100%;
+          font-size: 14px;
+          border: none;
         }
-        .mat-form-field-suffix{
-          .mat-icon{
-            line-height:24px;
+        .mat-form-field-suffix {
+          .mat-icon {
+            line-height: 24px;
           }
         }
       }
     }
   }
-  .mat-form-field-appearance-legacy{
-    .mat-form-field-wrapper{
+  .mat-form-field-appearance-legacy {
+    .mat-form-field-wrapper {
       padding: 0;
     }
-    .mat-form-field-underline{
-      bottom:0;
+    .mat-form-field-underline {
+      bottom: 0;
       background-color: unset !important;
     }
   }
@@ -76,4 +76,4 @@
 .app-layout-chat-left-sidenav-chat-list-viewport {
   width: 100%;
   height: 100%;
-}
\ No newline at end of file
+}
diff --git a/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/messages.component.html b/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/messages.component.html
index 041cf0cf..4b643ac4 100644
--- a/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/messages.component.html
+++ b/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/messages.component.html
@@ -81,7 +81,8 @@
     fxFlex="1 1 auto"
     class="chat-content"
     #messageBoxContainer
-    ucapUiFileUploadFor
+    ucapFileUploadFor
+    [fileUploadQueue]="fileUploadQueue"
     (fileSelected)="onFileSelected($event)"
     (fileDragEnter)="onFileDragEnter($event)"
     (fileDragOver)="onFileDragOver()"
@@ -109,16 +110,11 @@
       </ucap-chat-messages>
     </perfect-scrollbar>
     <!-- CHAT MESSAGES -->
-    <div
-      *ngIf="fileDragOver || (files && 0 < files.length)"
-      class="file-drop-zone-container"
-    >
-      <div class="file-drop-zone">
-        <ucap-ui-file-upload-queue
-          [(files)]="files"
-          [items]="fileItems"
-        ></ucap-ui-file-upload-queue>
-      </div>
+    <div class="file-drop-zone-container">
+      <ucap-file-upload-queue
+        #fileUploadQueue
+        class="file-drop-zone"
+      ></ucap-file-upload-queue>
     </div>
   </div>
   <!-- / CHAT CONTENT -->
@@ -128,6 +124,7 @@
     <!-- REPLY FORM -->
     <ucap-chat-form
       #chatForm
+      [fileUploadQueue]="fileUploadQueue"
       (send)="onSendMessage($event)"
       (sendFiles)="onFileSelected($event)"
     ></ucap-chat-form>
@@ -147,7 +144,7 @@
 <mat-menu
   #messageContextMenu="matMenu"
   [hasBackdrop]="false"
-  (ucapUiClickOutside)="messageContextMenuTrigger.closeMenu()"
+  (ucapClickOutside)="messageContextMenuTrigger.closeMenu()"
 >
   <ng-template matMenuContent let-message="message" let-loginRes="loginRes">
     <ng-container *ngIf="!isRecalledMessage(message.type)">
diff --git a/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/messages.component.scss b/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/messages.component.scss
index 8907cb78..1a229e49 100644
--- a/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/messages.component.scss
+++ b/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/messages.component.scss
@@ -91,15 +91,16 @@
     left: 0;
     width: 100%;
     height: 100%;
-    background-color: rgba(255, 255, 255, 0.95);
+    background-color: transparent;
 
     .file-drop-zone {
       position: absolute;
+      background-color: rgb(180, 180, 180);
 
-      top: 10%;
-      left: 10%;
-      width: 80%;
-      height: 80%;
+      top: calc(100% - 200px);
+      left: 20%;
+      width: 60%;
+      height: 200px;
     }
   }
 }
diff --git a/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/messages.component.ts b/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/messages.component.ts
index 2e481ec1..e6cf9e57 100644
--- a/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/messages.component.ts
+++ b/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/messages.component.ts
@@ -2,10 +2,8 @@ import {
   Component,
   OnInit,
   OnDestroy,
-  AfterViewChecked,
   ViewChild,
   ElementRef,
-  AfterContentInit,
   AfterViewInit
 } from '@angular/core';
 import {
@@ -18,11 +16,12 @@ import {
   ConfirmDialogResult,
   AlertDialogComponent,
   AlertDialogData,
-  AlertDialogResult
+  AlertDialogResult,
+  FileUploadQueueComponent
 } from '@ucap-webmessenger/ui';
 import { Store, select } from '@ngrx/store';
 import { NGXLogger } from 'ngx-logger';
-import { Observable, Subscription } from 'rxjs';
+import { Observable, Subscription, forkJoin, of } from 'rxjs';
 import {
   Info,
   EventType,
@@ -44,7 +43,7 @@ import {
   UserSelectDialogType
 } from '@app/types';
 import { RoomInfo, UserInfo, RoomType } from '@ucap-webmessenger/protocol-room';
-import { tap, take } from 'rxjs/operators';
+import { tap, take, map, catchError } from 'rxjs/operators';
 import {
   FileInfo,
   FormComponent as UCapUiChatFormComponent
@@ -52,7 +51,12 @@ import {
 import { KEY_VER_INFO } from '@app/types/ver-info.type';
 import { VersionInfo2Response } from '@ucap-webmessenger/api-public';
 import { MatMenuTrigger } from '@angular/material';
-import { CommonApiService } from '@ucap-webmessenger/api-common';
+import {
+  CommonApiService,
+  FileUploadItem,
+  FileTalkSaveRequest,
+  FileTalkSaveResponse
+} from '@ucap-webmessenger/api-common';
 import {
   CreateChatDialogComponent,
   CreateChatDialogData,
@@ -65,6 +69,7 @@ import {
 } from '@app/layouts/common/dialogs/image-viewer.dialog.component';
 import { CONST } from '@ucap-webmessenger/core';
 import { PerfectScrollbarComponent } from 'ngx-perfect-scrollbar';
+import { StatusCode } from '@ucap-webmessenger/api';
 
 @Component({
   selector: 'app-layout-messenger-messages',
@@ -86,6 +91,9 @@ export class MessagesComponent implements OnInit, OnDestroy, AfterViewInit {
   @ViewChild('psChatContent', { static: true })
   psChatContent: PerfectScrollbarComponent;
 
+  @ViewChild('fileUploadQueue', { static: true })
+  fileUploadQueue: FileUploadQueueComponent;
+
   environmentsInfo: EnvironmentsInfo;
 
   loginRes: LoginResponse;
@@ -106,10 +114,6 @@ export class MessagesComponent implements OnInit, OnDestroy, AfterViewInit {
   isCopyableMessage = isCopyable;
   isRecallableMessage = isRecallable;
 
-  fileDragOver = false;
-  files: File[];
-  fileItems: DataTransferItemList;
-
   /** Timer 대화방의 대화 삭제를 위한 interval */
   interval: any;
 
@@ -185,7 +189,7 @@ export class MessagesComponent implements OnInit, OnDestroy, AfterViewInit {
     );
 
     this.interval = setInterval(() => {
-      if (!!this.roomInfo.isTimeRoom) {
+      if (!!this.roomInfo && !!this.roomInfo.isTimeRoom) {
         this.store.dispatch(EventStore.infoIntervalClear({}));
       }
     }, 1000);
@@ -369,8 +373,6 @@ export class MessagesComponent implements OnInit, OnDestroy, AfterViewInit {
 
   onFileDragEnter(items: DataTransferItemList) {
     this.logger.debug('onFileDragEnter', items);
-    this.fileDragOver = true;
-    this.fileItems = items;
   }
 
   onFileDragOver() {
@@ -379,17 +381,64 @@ export class MessagesComponent implements OnInit, OnDestroy, AfterViewInit {
 
   onFileDragLeave() {
     this.logger.debug('onFileDragLeave');
-    this.fileDragOver = false;
   }
 
-  onFileSelected(files: File[]) {
-    this.logger.debug('onFileSelected', files);
-    if (!this.files) {
-      this.files = [];
-    }
-    this.files.push(...files);
+  onFileSelected(fileUploadItems: FileUploadItem[]) {
+    this.logger.debug('onFileSelected', fileUploadItems);
 
-    this.fileDragOver = false;
+    const allObservables: Observable<FileTalkSaveResponse>[] = [];
+
+    for (const fileUploadItem of fileUploadItems) {
+      const req: FileTalkSaveRequest = {
+        userSeq: this.loginRes.userSeq,
+        deviceType: this.environmentsInfo.deviceType,
+        token: this.loginRes.tokenString,
+        roomSeq: this.roomInfo.roomSeq,
+        file: fileUploadItem.file,
+        fileName: fileUploadItem.file.name,
+        fileUploadItem
+      };
+
+      allObservables.push(
+        this.commonApiService
+          .fileTalkSave(req, this.sessionVerInfo.uploadUrl)
+          .pipe(
+            map(res => {
+              if (!res) {
+                return;
+              }
+              if (StatusCode.Success === res.statusCode) {
+                return res;
+              } else {
+                throw res;
+              }
+            })
+          )
+      );
+    }
+
+    forkJoin(allObservables)
+      .pipe(take(1))
+      .subscribe(
+        resList => {
+          for (const res of resList) {
+            this.store.dispatch(
+              EventStore.send({
+                senderSeq: this.loginRes.userSeq,
+                req: {
+                  roomSeq: this.roomInfo.roomSeq,
+                  eventType: EventType.File,
+                  sentMessage: res.returnJson
+                }
+              })
+            );
+          }
+        },
+        error => {},
+        () => {
+          this.fileUploadQueue.onUploadComplete();
+        }
+      );
   }
 
   onContextMenuMessage(params: { event: MouseEvent; message: Info }) {
diff --git a/projects/ucap-webmessenger-app/src/app/store/messenger/event/effects.ts b/projects/ucap-webmessenger-app/src/app/store/messenger/event/effects.ts
index 02d449f1..6de918e6 100644
--- a/projects/ucap-webmessenger-app/src/app/store/messenger/event/effects.ts
+++ b/projects/ucap-webmessenger-app/src/app/store/messenger/event/effects.ts
@@ -65,7 +65,6 @@ import {
   cancel,
   cancelFailure,
   forward,
-  forwardFailure,
   forwardAfterRoomOpen,
   sendMass,
   sendMassFailure,
@@ -418,7 +417,7 @@ export class Effects {
                   send({
                     senderSeq: action.senderSeq,
                     req: {
-                      roomSeq: res.roomID,
+                      roomSeq: res.roomSeq,
                       eventType: EventType.MassText,
                       sentMessage: res.returnJson
                     }
diff --git a/projects/ucap-webmessenger-ui-chat/src/lib/components/form.component.ts b/projects/ucap-webmessenger-ui-chat/src/lib/components/form.component.ts
index 6f69bb1d..85a384e2 100644
--- a/projects/ucap-webmessenger-ui-chat/src/lib/components/form.component.ts
+++ b/projects/ucap-webmessenger-ui-chat/src/lib/components/form.component.ts
@@ -4,9 +4,12 @@ import {
   Output,
   EventEmitter,
   ViewChild,
-  ElementRef
+  ElementRef,
+  Input
 } from '@angular/core';
 import { NgForm } from '@angular/forms';
+import { FileUploadItem } from '@ucap-webmessenger/api-common';
+import { FileUploadQueueComponent } from '@ucap-webmessenger/ui';
 
 @Component({
   selector: 'ucap-chat-form',
@@ -14,11 +17,14 @@ import { NgForm } from '@angular/forms';
   styleUrls: ['./form.component.scss']
 })
 export class FormComponent implements OnInit {
+  @Input()
+  fileUploadQueue: FileUploadQueueComponent;
+
   @Output()
   send = new EventEmitter<string>();
 
   @Output()
-  sendFiles = new EventEmitter<File[]>();
+  sendFiles = new EventEmitter<FileUploadItem[]>();
 
   @ViewChild('replyForm', { static: false })
   replyForm: NgForm;
@@ -53,6 +59,13 @@ export class FormComponent implements OnInit {
     for (let i = 0; i < this.fileInput.nativeElement.files.length; i++) {
       files.push(this.fileInput.nativeElement.files.item(i));
     }
-    this.sendFiles.emit(files);
+
+    const fileUploadItems = FileUploadItem.fromFiles(files);
+
+    if (!!this.fileUploadQueue) {
+      this.fileUploadQueue.onFileSelected(fileUploadItems);
+    }
+
+    this.sendFiles.emit(fileUploadItems);
   }
 }
diff --git a/projects/ucap-webmessenger-ui/src/lib/components/file-upload-queue.component.html b/projects/ucap-webmessenger-ui/src/lib/components/file-upload-queue.component.html
index 106321ab..db5aa429 100644
--- a/projects/ucap-webmessenger-ui/src/lib/components/file-upload-queue.component.html
+++ b/projects/ucap-webmessenger-ui/src/lib/components/file-upload-queue.component.html
@@ -1,41 +1,31 @@
-<div
-  fxLayout="row wrap"
-  fxFlex="100"
-  class="ucap-ui-file-upload-queue-container"
->
+<div fxLayout="row wrap" fxFlex="100" class="ucap-file-upload-queue-container">
   <div
     fxLayout="column"
     fxFlex="100"
     fxFlex.gt-xs="100"
     fxFlex.gt-md="25"
-    *ngFor="let file of uploadFiles"
+    *ngFor="let fileUploadItem of fileUploadItems"
   >
     <div fxLayout="row">
       <div>
         <mat-icon>image</mat-icon>
       </div>
-      <div>{{ file.name }}</div>
-      <div (click)="onClickClear(file)">
+      <div>{{ fileUploadItem.file.name }}</div>
+      <!-- <div (click)="onClickClear(fileUploadItem)">
         <mat-icon>clear</mat-icon>
-      </div>
+      </div> -->
     </div>
     <div fxLayout="row">
-      <mat-progress-bar mode="determinate" value="40"> </mat-progress-bar>
+      <mat-progress-bar
+        mode="determinate"
+        [value]="fileUploadItem.uploadingProgress$ | async"
+      >
+      </mat-progress-bar>
     </div>
   </div>
 
   <div *ngIf="uploadItems" fxLayout="column">
     <div>여기에 파일을 Drop하시면 업로드 됩니다.</div>
-    <div>
-      <div
-        fxLayout="row"
-        fxFlex="100"
-        fxFlex.gt-xs="20"
-        fxFlex.gt-md="25"
-        *ngFor="let item of uploadItems"
-      >
-        <mat-icon>image</mat-icon>
-      </div>
-    </div>
+    <div></div>
   </div>
 </div>
diff --git a/projects/ucap-webmessenger-ui/src/lib/components/file-upload-queue.component.scss b/projects/ucap-webmessenger-ui/src/lib/components/file-upload-queue.component.scss
index bc359aa5..d628a704 100644
--- a/projects/ucap-webmessenger-ui/src/lib/components/file-upload-queue.component.scss
+++ b/projects/ucap-webmessenger-ui/src/lib/components/file-upload-queue.component.scss
@@ -1,4 +1,4 @@
-.ucap-ui-file-upload-queue-container {
+.ucap-file-upload-queue-container {
   width: 100%;
   height: 100%;
 }
diff --git a/projects/ucap-webmessenger-ui/src/lib/components/file-upload-queue.component.ts b/projects/ucap-webmessenger-ui/src/lib/components/file-upload-queue.component.ts
index 2393aa2a..7a3e8ae9 100644
--- a/projects/ucap-webmessenger-ui/src/lib/components/file-upload-queue.component.ts
+++ b/projects/ucap-webmessenger-ui/src/lib/components/file-upload-queue.component.ts
@@ -1,40 +1,108 @@
-import { Component, OnInit, Input, Output, EventEmitter } from '@angular/core';
+import {
+  Component,
+  OnInit,
+  Input,
+  Output,
+  EventEmitter,
+  ElementRef,
+  AfterViewInit
+} from '@angular/core';
 
 import { NGXLogger } from 'ngx-logger';
+import { FileUploadItem } from '@ucap-webmessenger/api-common';
 
 @Component({
-  selector: 'ucap-ui-file-upload-queue',
+  selector: 'ucap-file-upload-queue',
   templateUrl: './file-upload-queue.component.html',
   styleUrls: ['./file-upload-queue.component.scss']
 })
-export class FileUploadQueueComponent implements OnInit {
-  @Output()
-  filesChange = new EventEmitter<File[]>();
+export class FileUploadQueueComponent implements OnInit, AfterViewInit {
+  fileUploadItems: FileUploadItem[];
+  uploadItems: DataTransferItem[];
 
-  @Input() set files(files: File[]) {
-    this.uploadFiles = files;
-    this.uploadItems = undefined;
+  constructor(
+    private elementRef: ElementRef<HTMLElement>,
+    private logger: NGXLogger
+  ) {}
+
+  ngOnInit() {}
+
+  ngAfterViewInit(): void {
+    this.changeStyleDisplay(false);
   }
-  uploadFiles: File[];
 
-  @Input() set items(items: DataTransferItemList) {
+  onDragEnter(items: DataTransferItemList): void {
+    if (!items || 0 === items.length) {
+      return;
+    }
+
     const uploadItems: DataTransferItem[] = [];
     // tslint:disable-next-line: prefer-for-of
     for (let i = 0; i < items.length; i++) {
       uploadItems.push(items[i]);
     }
     this.uploadItems = [...uploadItems];
+    this.changeStyleDisplay(true);
   }
-  uploadItems: DataTransferItem[];
 
-  constructor(private logger: NGXLogger) {}
-
-  ngOnInit() {}
-
-  onClickClear(file: File) {
-    this.uploadFiles = this.uploadFiles.filter(f => {
-      return f.name !== file.name && f.path !== file.path;
-    });
-    this.filesChange.emit(this.uploadFiles);
+  onDragLeave(): void {
+    this.changeStyleDisplay(false);
   }
+
+  onDrop(fileUploadItems: FileUploadItem[]) {
+    if (!fileUploadItems || 0 === fileUploadItems.length) {
+      return;
+    }
+    this.fileUploadItems = fileUploadItems;
+    this.uploadItems = undefined;
+  }
+
+  onFileSelected(fileUploadItems: FileUploadItem[]): void {
+    if (!fileUploadItems || 0 === fileUploadItems.length) {
+      return;
+    }
+    this.fileUploadItems = fileUploadItems;
+    this.uploadItems = undefined;
+    this.changeStyleDisplay(true);
+  }
+
+  onUploadComplete(): void {
+    setTimeout(() => {
+      this.fileUploadItems = undefined;
+      this.changeStyleDisplay(false);
+    }, 1000);
+  }
+
+  isEventInElement(event: DragEvent): boolean {
+    const rect = this.elementRef.nativeElement.getBoundingClientRect();
+    // const rect: DOMRect = this.elementRef.nativeElement.getBoundingClientRect();
+
+    if (
+      event.pageX >= rect.left &&
+      event.pageX <= rect.left + rect.width &&
+      event.pageY >= rect.top &&
+      event.pageY <= rect.top + rect.height
+    ) {
+      return true;
+    }
+    return false;
+  }
+
+  private changeStyleDisplay(show: boolean): void {
+    if (show || (!!this.fileUploadItems && 0 < this.fileUploadItems.length)) {
+      this.elementRef.nativeElement.style.display = '';
+    } else {
+      this.elementRef.nativeElement.style.display = 'none';
+    }
+  }
+
+  // onClickClear(fileUploadItem: FileUploadItem) {
+  //   this.fileUploadItems = this.fileUploadItems.filter(f => {
+  //     return (
+  //       f.file.name !== fileUploadItem.file.name &&
+  //       f.file.path !== fileUploadItem.file.path
+  //     );
+  //   });
+  //   this.filesChange.emit(this.fileUploadItems);
+  // }
 }
diff --git a/projects/ucap-webmessenger-ui/src/lib/directives/file-upload-for.directive.ts b/projects/ucap-webmessenger-ui/src/lib/directives/file-upload-for.directive.ts
index aac21200..62fb4c11 100644
--- a/projects/ucap-webmessenger-ui/src/lib/directives/file-upload-for.directive.ts
+++ b/projects/ucap-webmessenger-ui/src/lib/directives/file-upload-for.directive.ts
@@ -3,15 +3,22 @@ import {
   ElementRef,
   EventEmitter,
   HostListener,
-  Output
+  Output,
+  Input,
+  AfterViewInit
 } from '@angular/core';
 
 import { NGXLogger } from 'ngx-logger';
+import { FileUploadQueueComponent } from '../components/file-upload-queue.component';
+import { FileUploadItem } from '@ucap-webmessenger/api-common';
 
 @Directive({
-  selector: 'input[ucapUiFileUploadFor], div[ucapUiFileUploadFor]'
+  selector: 'input[ucapFileUploadFor], div[ucapFileUploadFor]'
 })
-export class FileUploadForDirective {
+export class FileUploadForDirective implements AfterViewInit {
+  @Input()
+  fileUploadQueue: FileUploadQueueComponent;
+
   @Output()
   public fileDragEnter = new EventEmitter<DataTransferItemList>();
 
@@ -22,12 +29,14 @@ export class FileUploadForDirective {
   public fileDragLeave = new EventEmitter<void>();
 
   @Output()
-  public fileSelected = new EventEmitter<File[]>();
+  public fileSelected = new EventEmitter<FileUploadItem[]>();
 
   dragOver = false;
 
   constructor(private elementRef: ElementRef, private logger: NGXLogger) {}
 
+  ngAfterViewInit(): void {}
+
   @HostListener('window:dragenter', ['$event'])
   public onDragEnter(event: DragEvent): any {
     if (!this.isFileDrag(event.dataTransfer)) {
@@ -37,6 +46,9 @@ export class FileUploadForDirective {
     if (!this.dragOver) {
       this.fileDragEnter.emit(event.dataTransfer.items);
       this.dragOver = true;
+      if (!!this.fileUploadQueue) {
+        this.fileUploadQueue.onDragEnter(event.dataTransfer.items);
+      }
     }
   }
 
@@ -46,7 +58,7 @@ export class FileUploadForDirective {
       return;
     }
 
-    if (this.isEventInElement(event)) {
+    if (this.fileUploadQueue.isEventInElement(event)) {
       event.dataTransfer.dropEffect = 'copy';
     } else {
       event.dataTransfer.dropEffect = 'none';
@@ -63,13 +75,16 @@ export class FileUploadForDirective {
     if (event && event.pageX === 0 && event.pageY === 0) {
       this.fileDragLeave.emit();
       this.dragOver = false;
+      if (!!this.fileUploadQueue) {
+        this.fileUploadQueue.onDragLeave();
+      }
     }
   }
 
   @HostListener('change')
   public onChange(): any {
     const files = this.elementRef.nativeElement.files;
-    this.fileSelected.emit(files);
+    this.fileSelected.emit(FileUploadItem.fromFiles(files));
     this.elementRef.nativeElement.value = '';
   }
 
@@ -79,11 +94,15 @@ export class FileUploadForDirective {
       return;
     }
     const files = event.dataTransfer.files;
-    this.fileSelected.emit(files);
+    const fileUploadItems = FileUploadItem.fromFiles(files);
+    this.fileSelected.emit(fileUploadItems);
     event.preventDefault();
     event.stopPropagation();
     this.elementRef.nativeElement.value = '';
     this.dragOver = false;
+    if (!!this.fileUploadQueue) {
+      this.fileUploadQueue.onDrop(fileUploadItems);
+    }
   }
 
   private isFileDrag(dataTransfer: DataTransfer): boolean {
@@ -101,18 +120,4 @@ export class FileUploadForDirective {
 
     return true;
   }
-
-  private isEventInElement(event: DragEvent): boolean {
-    const rect: DOMRect = this.elementRef.nativeElement.getBoundingClientRect();
-
-    if (
-      event.pageX >= rect.left &&
-      event.pageX <= rect.left + rect.width &&
-      event.pageY >= rect.top &&
-      event.pageY <= rect.top + rect.height
-    ) {
-      return true;
-    }
-    return false;
-  }
 }