Chat: add errors API

packages/devextreme-angular/src/ui/chat/index.ts

@@ -24,7 +24,7 @@ import {
 
 import { Store } from 'devextreme/data';
 import DataSource, { Options as DataSourceOptions } from 'devextreme/data/data_source';
-import { DisposingEvent, InitializedEvent, Message, MessageSendEvent, OptionChangedEvent, User } from 'devextreme/ui/chat';
+import { ChatError, DisposingEvent, InitializedEvent, Message, MessageSendEvent, OptionChangedEvent, User } from 'devextreme/ui/chat';
 
 import DxChat from 'devextreme/ui/chat';
 
@@ -39,16 +39,20 @@ import {
     WatcherHelper
 } from 'devextreme-angular/core';
 
+import { DxiErrorModule } from 'devextreme-angular/ui/nested';
 import { DxiItemModule } from 'devextreme-angular/ui/nested';
 import { DxoAuthorModule } from 'devextreme-angular/ui/nested';
 import { DxoUserModule } from 'devextreme-angular/ui/nested';
 
+import { DxiChatErrorModule } from 'devextreme-angular/ui/chat/nested';
 import { DxiChatItemModule } from 'devextreme-angular/ui/chat/nested';
 import { DxoChatAuthorModule } from 'devextreme-angular/ui/chat/nested';
 import { DxoChatUserModule } from 'devextreme-angular/ui/chat/nested';
 
+import { DxiErrorComponent } from 'devextreme-angular/ui/nested';
 import { DxiItemComponent } from 'devextreme-angular/ui/nested';
 
+import { DxiChatErrorComponent } from 'devextreme-angular/ui/chat/nested';
 import { DxiChatItemComponent } from 'devextreme-angular/ui/chat/nested';
 
 
@@ -134,6 +138,19 @@ export class DxChatComponent extends DxComponent implements OnDestroy, OnChanges
     }
 
 
+    /**
+     * [descr:dxChatOptions.errors]
+
+     */
+    @Input()
+    get errors(): Array<ChatError> {
+        return this._getOption('errors');
+    }
+    set errors(value: Array<ChatError>) {
+        this._setOption('errors', value);
+    }
+
+
     /**
      * [descr:dxChatOptions.focusStateEnabled]
 
@@ -317,6 +334,13 @@ export class DxChatComponent extends DxComponent implements OnDestroy, OnChanges
      */
     @Output() elementAttrChange: EventEmitter<any>;
 
+    /**
+
+     * This member supports the internal infrastructure and is not intended to be used directly from your code.
+
+     */
+    @Output() errorsChange: EventEmitter<Array<ChatError>>;
+
     /**
 
      * This member supports the internal infrastructure and is not intended to be used directly from your code.
@@ -383,6 +407,15 @@ export class DxChatComponent extends DxComponent implements OnDestroy, OnChanges
 
 
 
+    @ContentChildren(DxiChatErrorComponent)
+    get errorsChildren(): QueryList<DxiChatErrorComponent> {
+        return this._getOption('errors');
+    }
+    set errorsChildren(value) {
+        this.setContentChildren('errors', value, 'DxiChatErrorComponent');
+        this.setChildren('errors', value);
+    }
+
     @ContentChildren(DxiChatItemComponent)
     get itemsChildren(): QueryList<DxiChatItemComponent> {
         return this._getOption('items');
@@ -393,6 +426,16 @@ export class DxChatComponent extends DxComponent implements OnDestroy, OnChanges
     }
 
 
+    @ContentChildren(DxiErrorComponent)
+    get errorsLegacyChildren(): QueryList<DxiErrorComponent> {
+        return this._getOption('errors');
+    }
+    set errorsLegacyChildren(value) {
+        if (this.checkContentChildren('errors', value, 'DxiErrorComponent')) {
+           this.setChildren('errors', value);
+        }
+    }
+
     @ContentChildren(DxiItemComponent)
     get itemsLegacyChildren(): QueryList<DxiItemComponent> {
         return this._getOption('items');
@@ -425,6 +468,7 @@ export class DxChatComponent extends DxComponent implements OnDestroy, OnChanges
             { emit: 'dataSourceChange' },
             { emit: 'disabledChange' },
             { emit: 'elementAttrChange' },
+            { emit: 'errorsChange' },
             { emit: 'focusStateEnabledChange' },
             { emit: 'heightChange' },
             { emit: 'hintChange' },
@@ -453,6 +497,7 @@ export class DxChatComponent extends DxComponent implements OnDestroy, OnChanges
     ngOnChanges(changes: SimpleChanges) {
         super.ngOnChanges(changes);
         this.setupChanges('dataSource', changes);
+        this.setupChanges('errors', changes);
         this.setupChanges('items', changes);
     }
 
@@ -464,6 +509,7 @@ export class DxChatComponent extends DxComponent implements OnDestroy, OnChanges
 
     ngDoCheck() {
         this._idh.doCheck('dataSource');
+        this._idh.doCheck('errors');
         this._idh.doCheck('items');
         this._watcherHelper.checkWatchers();
         super.ngDoCheck();
@@ -482,9 +528,11 @@ export class DxChatComponent extends DxComponent implements OnDestroy, OnChanges
 
 @NgModule({
   imports: [
+    DxiErrorModule,
     DxiItemModule,
     DxoAuthorModule,
     DxoUserModule,
+    DxiChatErrorModule,
     DxiChatItemModule,
     DxoChatAuthorModule,
     DxoChatUserModule,
@@ -496,9 +544,11 @@ export class DxChatComponent extends DxComponent implements OnDestroy, OnChanges
   ],
   exports: [
     DxChatComponent,
+    DxiErrorModule,
     DxiItemModule,
     DxoAuthorModule,
     DxoUserModule,
+    DxiChatErrorModule,
     DxiChatItemModule,
     DxoChatAuthorModule,
     DxoChatUserModule,

packages/devextreme-angular/src/ui/chat/nested/error-dxi.ts

@@ -0,0 +1,74 @@
+/* tslint:disable:max-line-length */
+
+
+import {
+    Component,
+    NgModule,
+    Host,
+    SkipSelf,
+    Input
+} from '@angular/core';
+
+
+
+
+
+import {
+    NestedOptionHost,
+} from 'devextreme-angular/core';
+import { CollectionNestedOption } from 'devextreme-angular/core';
+
+
+@Component({
+    selector: 'dxi-chat-error',
+    template: '',
+    styles: [''],
+    providers: [NestedOptionHost]
+})
+export class DxiChatErrorComponent extends CollectionNestedOption {
+    @Input()
+    get id(): number | string {
+        return this._getOption('id');
+    }
+    set id(value: number | string) {
+        this._setOption('id', value);
+    }
+
+    @Input()
+    get message(): string {
+        return this._getOption('message');
+    }
+    set message(value: string) {
+        this._setOption('message', value);
+    }
+
+
+    protected get _optionPath() {
+        return 'errors';
+    }
+
+
+    constructor(@SkipSelf() @Host() parentOptionHost: NestedOptionHost,
+            @Host() optionHost: NestedOptionHost) {
+        super();
+        parentOptionHost.setNestedOption(this);
+        optionHost.setHost(this, this._fullOptionPath.bind(this));
+    }
+
+
+
+    ngOnDestroy() {
+        this._deleteRemovedOptions(this._fullOptionPath());
+    }
+
+}
+
+@NgModule({
+  declarations: [
+    DxiChatErrorComponent
+  ],
+  exports: [
+    DxiChatErrorComponent
+  ],
+})
+export class DxiChatErrorModule { }

packages/devextreme-angular/src/ui/chat/nested/index.ts

@@ -1,4 +1,5 @@
 export * from './author';
+export * from './error-dxi';
 export * from './item-dxi';
 export * from './user';
 

packages/devextreme-angular/src/ui/nested/base/chat-error-dxi.ts

@@ -0,0 +1,26 @@
+/* tslint:disable:max-line-length */
+
+import { CollectionNestedOption } from 'devextreme-angular/core';
+import {
+    Component,
+} from '@angular/core';
+
+
+@Component({
+    template: ''
+})
+export abstract class DxiChatError extends CollectionNestedOption {
+    get id(): number | string {
+        return this._getOption('id');
+    }
+    set id(value: number | string) {
+        this._setOption('id', value);
+    }
+
+    get message(): string {
+        return this._getOption('message');
+    }
+    set message(value: string) {
+        this._setOption('message', value);
+    }
+}

packages/devextreme-angular/src/ui/nested/base/index.ts

@@ -9,6 +9,7 @@ export * from './chart-common-annotation-config';
 export * from './chart-common-series-settings';
 export * from './chart-series-dxi';
 export * from './charts-color';
+export * from './chat-error-dxi';
 export * from './column-chooser-search-config';
 export * from './column-chooser-selection-config';
 export * from './data-change-dxi';

packages/devextreme-angular/src/ui/nested/error-dxi.ts

@@ -0,0 +1,62 @@
+/* tslint:disable:max-line-length */
+
+/* tslint:disable:use-input-property-decorator */
+
+import {
+    Component,
+    NgModule,
+    Host,
+    SkipSelf
+} from '@angular/core';
+
+
+
+
+
+import {
+    NestedOptionHost,
+} from 'devextreme-angular/core';
+import { DxiChatError } from './base/chat-error-dxi';
+
+
+@Component({
+    selector: 'dxi-error',
+    template: '',
+    styles: [''],
+    providers: [NestedOptionHost],
+    inputs: [
+        'id',
+        'message'
+    ]
+})
+export class DxiErrorComponent extends DxiChatError {
+
+    protected get _optionPath() {
+        return 'errors';
+    }
+
+
+    constructor(@SkipSelf() @Host() parentOptionHost: NestedOptionHost,
+            @Host() optionHost: NestedOptionHost) {
+        super();
+        parentOptionHost.setNestedOption(this);
+        optionHost.setHost(this, this._fullOptionPath.bind(this));
+    }
+
+
+
+    ngOnDestroy() {
+        this._deleteRemovedOptions(this._fullOptionPath());
+    }
+
+}
+
+@NgModule({
+  declarations: [
+    DxiErrorComponent
+  ],
+  exports: [
+    DxiErrorComponent
+  ],
+})
+export class DxiErrorModule { }

packages/devextreme-angular/src/ui/nested/index.ts

@@ -64,6 +64,7 @@ export * from './drag-box-style';
 export * from './drop-down-options';
 export * from './edges';
 export * from './editing';
+export * from './error-dxi';
 export * from './export';
 export * from './field-chooser';
 export * from './field-dxi';

packages/devextreme-react/src/chat.ts

@@ -50,6 +50,7 @@ const Chat = memo(
       }), []);
 
       const expectedChildren = useMemo(() => ({
+        error: { optionName: "errors", isCollectionItem: true },
         item: { optionName: "items", isCollectionItem: true },
         user: { optionName: "user", isCollectionItem: false }
       }), []);
@@ -87,6 +88,23 @@ const Author: typeof _componentAuthor & IElementDescriptor = Object.assign(_comp
   OptionName: "author",
 })
 
+// owners:
+// Chat
+type IErrorProps = React.PropsWithChildren<{
+  id?: number | string;
+  message?: string;
+}>
+const _componentError = memo(
+  (props: IErrorProps) => {
+    return React.createElement(NestedOption<IErrorProps>, { ...props });
+  }
+);
+
+const Error: typeof _componentError & IElementDescriptor = Object.assign(_componentError, {
+  OptionName: "errors",
+  IsCollectionItem: true,
+})
+
 // owners:
 // Chat
 type IItemProps = React.PropsWithChildren<{
@@ -133,6 +151,8 @@ export {
   ChatRef,
   Author,
   IAuthorProps,
+  Error,
+  IErrorProps,
   Item,
   IItemProps,
   User,