Added functions and fixed the issue that copies did not take effect

Issue-ID: USECASEUI-844
Change-Id: I88c5bb570cbfe4379375ba2cfad045402726b7fc
Signed-off-by: kaixiliu <liukaixi@chinamobile.com>

3 files changed, 71 insertions, 22 deletions

diff --git a/usecaseui-portal/src/app/views/maas/knowledge-base-management/create-knowledge-base/create-knowledge-base.component.html b/usecaseui-portal/src/app/views/maas/knowledge-base-management/create-knowledge-base/create-knowledge-base.component.html
index 1931220f..d60f504e 100644
--- a/usecaseui-portal/src/app/views/maas/knowledge-base-management/create-knowledge-base/create-knowledge-base.component.html
+++ b/usecaseui-portal/src/app/views/maas/knowledge-base-management/create-knowledge-base/create-knowledge-base.component.html
@@ -13,22 +13,28 @@
     See the License for the specific language governing permissions and
     limitations under the License.
 -->
-<nz-modal [(nzVisible)]="showModal" [nzTitle]="title" (nzOnCancel)="handleCancel()" (nzOnOk)="handleOk()"
+<nz-modal [(nzVisible)]="showModal" [nzTitle]="title" (nzOnCancel)="handleCancel()" (nzOnOk)="handleOk()" [nzFooter]="modalFooter"
   nzWidth="648px" nzHeight="800px">
-  <form nz-form [formGroup]="validateForm" (ngSubmit)="submitForm()">
+  <form nz-form [formGroup]="validateForm">
     <nz-form-item>
       <nz-form-label [nzSpan]="8" nzFor="name" nzRequired>Knowledge Base Name</nz-form-label>
       <nz-form-control [nzSpan]="12">
-        <input type="text" nz-input formControlName="name" placeholder="Please input knowledge base name">
+        <input type="text" nz-input formControlName="name" maxlength="255"  placeholder="Please input knowledge base name">
         <nz-form-explain *ngIf="validateForm.get('name').dirty && validateForm.get('name').errors">
-          Please input knowledge base name!
+          <ng-container *ngIf="validateForm.get('name').hasError('required')">
+            Please input knowledge base name!
+          </ng-container>
+          <ng-container *ngIf="validateForm.get('name').hasError('duplicated')">
+            {{ 'maas.nameDuplicateTip' | translate}}
+          </ng-container>
         </nz-form-explain>
       </nz-form-control>
     </nz-form-item>
     <nz-form-item>
       <nz-form-label [nzSpan]="8" nzFor="description">Knowledge Base Description</nz-form-label>
       <nz-form-control [nzSpan]="12">
-        <textarea rows="2" nz-input formControlName="description"></textarea>
+        <textarea #textarea id="myTextarea" rows="2" nz-input formControlName="description" maxlength="255" (input)="maasService.updateCharCount(textarea,charCount)"></textarea>
+        <div #charCount id="charCount">0/255</div>
       </nz-form-control>
     </nz-form-item>
     <nz-form-item>
@@ -59,13 +65,18 @@
     <nz-form-item>
       <nz-form-label [nzSpan]="8" nzFor="fileList" nzRequired>File Upload</nz-form-label>
       <nz-form-control [nzSpan]="12">
-        <nz-upload [(nzFileList)]="fileList" [nzBeforeUpload]="beforeUpload">
+        <nz-upload [nzFileList]="fileList" [nzBeforeUpload]="beforeUpload" [nzRemove]="handleRemove">
           <button nz-button>
             <i class="anticon anticon-upload"></i>
             <span>Select File</span>
           </button>
         </nz-upload>
+        <nz-form-explain class="error" *ngIf="validateForm.get('fileList').dirty && validateForm.get('fileList').errors">Please upload file!</nz-form-explain>
       </nz-form-control>
     </nz-form-item>
   </form>
+  <ng-template #modalFooter>
+    <button nz-button nzType="default" (click)="handleCancel()">Cancel</button>
+    <button nz-button nzType="primary" (click)="handleOk()" [nzLoading]="loading">OK</button>
+  </ng-template>
 </nz-modal>
\ No newline at end of file
diff --git a/usecaseui-portal/src/app/views/maas/knowledge-base-management/create-knowledge-base/create-knowledge-base.component.less b/usecaseui-portal/src/app/views/maas/knowledge-base-management/create-knowledge-base/create-knowledge-base.component.less
index e69de29b..252bd609 100644
--- a/usecaseui-portal/src/app/views/maas/knowledge-base-management/create-knowledge-base/create-knowledge-base.component.less
+++ b/usecaseui-portal/src/app/views/maas/knowledge-base-management/create-knowledge-base/create-knowledge-base.component.less
@@ -0,0 +1,14 @@
+.error {
+    color: #f5222d;
+}
+
+#charCount {
+    position: absolute;
+    right: 0;
+    line-height: 20px;
+    color: #00000073;
+  }
+
+:host ::ng-deep #myTextarea {
+    position: relative;
+  }
\ No newline at end of file
diff --git a/usecaseui-portal/src/app/views/maas/knowledge-base-management/create-knowledge-base/create-knowledge-base.component.ts b/usecaseui-portal/src/app/views/maas/knowledge-base-management/create-knowledge-base/create-knowledge-base.component.ts
index aefe2066..012a70d4 100644
--- a/usecaseui-portal/src/app/views/maas/knowledge-base-management/create-knowledge-base/create-knowledge-base.component.ts
+++ b/usecaseui-portal/src/app/views/maas/knowledge-base-management/create-knowledge-base/create-knowledge-base.component.ts
@@ -1,11 +1,9 @@
-import { Component, EventEmitter, Input, OnInit, Output } from '@angular/core';
-import { Util } from '../../../../shared/utils/utils';
+import { Component, ElementRef, EventEmitter, Input, OnInit, Output, ViewChild } from '@angular/core';
 import { NzMessageService, UploadFile } from 'ng-zorro-antd';
-import { HttpClient, HttpHeaders } from '@angular/common/http';
-import { FormBuilder, FormGroup, Validators } from '@angular/forms';
+import { FormBuilder, FormControl, FormGroup, Validators } from '@angular/forms';
 import { MaasApi } from '@src/app/api/maas.api';
-import { Operator } from 'rxjs';
 import { MaaSPlatform, Operators } from '../knowledge-base.type';
+import { MaasService } from '../../maas-service.service';
 
 @Component({
   selector: 'app-create-knowledge-base',
@@ -15,27 +13,37 @@ import { MaaSPlatform, Operators } from '../knowledge-base.type';
 export class CreateKnowledgeBaseComponent implements OnInit {
   title = 'Add Knowledge Base';
   @Input() showModal: boolean;
+  @Input() existedNames: string[] = [];
   @Output() modalOpreation = new EventEmitter();
-  fileList: File[] = [];
+  fileList: UploadFile[] = [];
   operators: Operators[] = [];
   filteredPlatforms: MaaSPlatform[] = [];
   validateForm: FormGroup;
+  loading = false;
 
   constructor(
     private myhttp: MaasApi,
-    private Util: Util,
     private message: NzMessageService,
-    private http: HttpClient,
-    private fb: FormBuilder
+    private fb: FormBuilder,
+    public maasService: MaasService
   ) { }
 
+  nameDuplicateValidator = (control: FormControl): { [s: string]: boolean } => {
+    if (!control.value) {
+      return { required: true };
+    } else if (this.existedNames.includes(control.value)) {
+      return { duplicated: true, error: true };
+    }
+  }
+
   ngOnInit() {
     this.fetchOperators();
     this.validateForm = this.fb.group({
-      name: [null, [Validators.required]],
+      name: [null, [Validators.required, this.nameDuplicateValidator]],
       description: [null],
       selectedOperator: [null, [Validators.required]],
-      selectedPlatform: [null, [Validators.required]]
+      selectedPlatform: [null, [Validators.required]],
+      fileList: [null, [Validators.required]]
     });
   }
   fetchOperators(): void {
@@ -62,10 +70,23 @@ export class CreateKnowledgeBaseComponent implements OnInit {
     }
     this.validateForm.get('selectedPlatform').setValue(null);
   }
-  beforeUpload = (file: File): boolean => {
-    this.fileList.push(file);
+
+  beforeUpload = (file: UploadFile): boolean => {
+    if(this.fileList.some(item => item.name === file.name)) {
+      this.message.error("You can't upload a file with the same name.");
+    } else {
+      this.fileList.push(file);
+      this.validateForm.get('fileList').setValue(this.fileList);
+    }
     return false;
   }
+
+  handleRemove = (file: UploadFile): boolean => {
+    this.fileList = this.fileList.filter((item) => item.uid !== file.uid);
+    this.validateForm.get('fileList').setValue(this.fileList);
+    return true;
+  }
+
   handleCancel(): void {
     this.showModal = false;
     this.modalOpreation.emit({ "cancel": true });
@@ -83,7 +104,7 @@ export class CreateKnowledgeBaseComponent implements OnInit {
     };
     const metaDataJson = JSON.stringify(metaData);
     formData.append('metaData', metaDataJson);
-    this.fileList.forEach((file: File) => {
+    this.validateForm.value.fileList.forEach((file: File) => {
       formData.append('files', file);
     });
     return formData
@@ -95,6 +116,7 @@ export class CreateKnowledgeBaseComponent implements OnInit {
       this.showModal = true;
       return;
     }
+    this.loading = true;
     this.myhttp.createKnowledgeBase(this.constructBody()).subscribe(
       (response) => {
         if (response.result_header.result_code === 200) {
@@ -102,10 +124,12 @@ export class CreateKnowledgeBaseComponent implements OnInit {
         } else {
           this.message.error(response.result_header.result_message);
         }
+        this.loading = false;
         this.modalOpreation.emit({ "cancel": false });
       },
-      (error) => {
-        console.log('Upload failed', error);
+      () => {
+        this.loading = false;
+        console.log('Upload failed');
       }
     );
   }