feat(module:all): Add RTL support to all ng-zorro-antd

.npmrc

@@ -0,0 +1 @@
+node-options=--max-old-space-size=14000

components/affix/affix.component.ts

@@ -8,6 +8,7 @@ import { DOCUMENT } from '@angular/common';
 import {
   AfterViewInit,
   ChangeDetectionStrategy,
+  ChangeDetectorRef,
   Component,
   ElementRef,
   EventEmitter,
@@ -16,6 +17,8 @@ import {
   NgZone,
   OnChanges,
   OnDestroy,
+  OnInit,
+  Optional,
   Output,
   Renderer2,
   SimpleChanges,
@@ -30,6 +33,7 @@ import { getStyleAsText, InputNumber, shallowEqual } from 'ng-zorro-antd/core/ut
 import { fromEvent, merge, ReplaySubject, Subject, Subscription } from 'rxjs';
 import { auditTime, map, takeUntil } from 'rxjs/operators';
 
+import { Direction, Directionality } from '@angular/cdk/bidi';
 import { AffixRespondEvents } from './respond-events';
 import { getTargetRect, SimpleRect } from './utils';
 
@@ -48,7 +52,7 @@ const NZ_AFFIX_DEFAULT_SCROLL_TIME = 20;
   changeDetection: ChangeDetectionStrategy.OnPush,
   encapsulation: ViewEncapsulation.None
 })
-export class NzAffixComponent implements AfterViewInit, OnChanges, OnDestroy {
+export class NzAffixComponent implements AfterViewInit, OnChanges, OnDestroy, OnInit {
   readonly _nzModuleName: NzConfigKey = NZ_CONFIG_MODULE_NAME;
   static ngAcceptInputType_nzOffsetTop: NumberInput;
   static ngAcceptInputType_nzOffsetBottom: NumberInput;
@@ -69,6 +73,8 @@ export class NzAffixComponent implements AfterViewInit, OnChanges, OnDestroy {
 
   @Output() readonly nzChange = new EventEmitter<boolean>();
 
+  dir: Direction = 'ltr';
+
   private readonly placeholderNode: HTMLElement;
 
   private affixStyle?: NgStyleInterface;
@@ -91,13 +97,26 @@ export class NzAffixComponent implements AfterViewInit, OnChanges, OnDestroy {
     private scrollSrv: NzScrollService,
     private ngZone: NgZone,
     private platform: Platform,
-    private renderer: Renderer2
+    private renderer: Renderer2,
+    private cdr: ChangeDetectorRef,
+    @Optional() private directionality: Directionality
   ) {
     // The wrapper would stay at the original position as a placeholder.
     this.placeholderNode = el.nativeElement;
     this.document = doc;
   }
 
+  ngOnInit(): void {
+    this.directionality.change?.pipe(takeUntil(this.destroy$)).subscribe((direction: Direction) => {
+      this.dir = direction;
+      this.registerListeners();
+      this.updatePosition({} as Event);
+      this.cdr.detectChanges();
+    });
+
+    this.dir = this.directionality.value;
+  }
+
   ngOnChanges(changes: SimpleChanges): void {
     const { nzOffsetBottom, nzOffsetTop, nzTarget } = changes;
 
@@ -182,7 +201,7 @@ export class NzAffixComponent implements AfterViewInit, OnChanges, OnDestroy {
     } else {
       wrapEl.classList.remove(NZ_AFFIX_CLS_PREFIX);
     }
-
+    this.updateRtlClass();
     if ((affixStyle && !originalAffixStyle) || (!affixStyle && originalAffixStyle)) {
       this.nzChange.emit(fixed);
     }
@@ -289,4 +308,17 @@ export class NzAffixComponent implements AfterViewInit, OnChanges, OnDestroy {
       this.syncPlaceholderStyle(e);
     }
   }
+
+  private updateRtlClass(): void {
+    const wrapEl = this.fixedEl.nativeElement;
+    if (this.dir === 'rtl') {
+      if (wrapEl.classList.contains(NZ_AFFIX_CLS_PREFIX)) {
+        wrapEl.classList.add(`${NZ_AFFIX_CLS_PREFIX}-rtl`);
+      } else {
+        wrapEl.classList.remove(`${NZ_AFFIX_CLS_PREFIX}-rtl`);
+      }
+    } else {
+      wrapEl.classList.remove(`${NZ_AFFIX_CLS_PREFIX}-rtl`);
+    }
+  }
 }

components/affix/affix.spec.ts

@@ -1,5 +1,6 @@
+import { BidiModule, Dir } from '@angular/cdk/bidi';
 import { Component, DebugElement, ViewChild } from '@angular/core';
-import { ComponentFixture, discardPeriodicTasks, fakeAsync, TestBed, tick } from '@angular/core/testing';
+import { ComponentFixture, discardPeriodicTasks, fakeAsync, TestBed, tick, waitForAsync } from '@angular/core/testing';
 import { By } from '@angular/platform-browser';
 import { NzScrollService } from 'ng-zorro-antd/core/services';
 
@@ -40,26 +41,28 @@ describe('affix', () => {
   const height = 100;
   const width = 100;
 
-  beforeEach(fakeAsync(() => {
-    TestBed.configureTestingModule({
-      imports: [NzAffixModule],
-      declarations: [TestAffixComponent],
-      providers: [
-        {
-          provide: NzScrollService,
-          useClass: NzScrollService
-        }
-      ]
-    }).compileComponents();
-
-    fixture = TestBed.createComponent(TestAffixComponent);
-    context = fixture.componentInstance;
-    component = context.nzAffixComponent;
-    scrollService = TestBed.inject(NzScrollService);
-    componentObject = new NzAffixPageObject();
-    debugElement = fixture.debugElement;
-    componentObject.wrap().id = 'wrap';
-  }));
+  beforeEach(
+    waitForAsync(() => {
+      TestBed.configureTestingModule({
+        imports: [NzAffixModule],
+        declarations: [TestAffixComponent],
+        providers: [
+          {
+            provide: NzScrollService,
+            useClass: NzScrollService
+          }
+        ]
+      }).compileComponents();
+
+      fixture = TestBed.createComponent(TestAffixComponent);
+      context = fixture.componentInstance;
+      component = context.nzAffixComponent;
+      scrollService = TestBed.inject(NzScrollService);
+      componentObject = new NzAffixPageObject();
+      debugElement = fixture.debugElement;
+      componentObject.wrap().id = 'wrap';
+    })
+  );
   afterEach(fakeAsync(() => {
     setupInitialState();
   }));
@@ -493,6 +496,43 @@ describe('affix-extra', () => {
   }));
 });
 
+describe('affix RTL', () => {
+  let fixture: ComponentFixture<TestAffixRtlComponent>;
+  let context: TestAffixRtlComponent;
+  let dl: DebugElement;
+
+  beforeEach(
+    waitForAsync(() => {
+      TestBed.configureTestingModule({
+        imports: [BidiModule, NzAffixModule],
+        declarations: [TestAffixRtlComponent]
+      }).compileComponents();
+      fixture = TestBed.createComponent(TestAffixRtlComponent);
+      context = fixture.componentInstance;
+      dl = fixture.debugElement;
+    })
+  );
+  it('should className correct on dir change', fakeAsync(() => {
+    const value = 10;
+    context.newOffsetBottom = value;
+    context.fakeTarget = window;
+    fixture.detectChanges();
+    const el = dl.query(By.css('nz-affix')).nativeElement as HTMLElement;
+    spyOn(el, 'getBoundingClientRect').and.returnValue({
+      top: 1000,
+      left: 5,
+      width: 200,
+      height: 20
+    } as DOMRect);
+    window.dispatchEvent(new Event('scroll'));
+    tick(30);
+    fixture.detectChanges();
+    window.dispatchEvent(new Event('scroll'));
+    tick(30);
+    fixture.detectChanges();
+    expect(el.querySelector('.ant-affix')?.classList).toContain('ant-affix-rtl');
+  }));
+});
 @Component({
   template: `
     <nz-affix id="affix" [nzTarget]="fakeTarget" [nzOffsetTop]="newOffset" [nzOffsetBottom]="newOffsetBottom">
@@ -507,3 +547,23 @@ class TestAffixComponent {
   newOffset!: number;
   newOffsetBottom!: number;
 }
+
+@Component({
+  template: `
+    <div [dir]="direction">
+      <nz-affix id="affix" [nzTarget]="fakeTarget" [nzOffsetTop]="newOffset" [nzOffsetBottom]="newOffsetBottom">
+        <button id="content">Affix Button</button>
+      </nz-affix>
+      <div id="target"></div>
+    </div>
+  `
+})
+export class TestAffixRtlComponent {
+  @ViewChild(Dir) dir!: Dir;
+  direction = 'rtl';
+
+  @ViewChild(NzAffixComponent, { static: true }) nzAffixComponent!: NzAffixComponent;
+  fakeTarget: string | Element | Window | null = null;
+  newOffset!: number;
+  newOffsetBottom!: number;
+}

components/alert/alert.component.ts

@@ -3,6 +3,7 @@
  * found in the LICENSE file at https://github.com/NG-ZORRO/ng-zorro-antd/blob/master/LICENSE
  */
 
+import { Direction, Directionality } from '@angular/cdk/bidi';
 import {
   ChangeDetectionStrategy,
   ChangeDetectorRef,
@@ -11,6 +12,8 @@ import {
   Input,
   OnChanges,
   OnDestroy,
+  OnInit,
+  Optional,
   Output,
   SimpleChanges,
   TemplateRef,
@@ -33,6 +36,7 @@ const NZ_CONFIG_MODULE_NAME: NzConfigKey = 'alert';
     <div
       *ngIf="!closed"
       class="ant-alert"
+      [class.ant-alert-rtl]="dir === 'rtl'"
       [class.ant-alert-success]="nzType === 'success'"
       [class.ant-alert-info]="nzType === 'info'"
       [class.ant-alert-warning]="nzType === 'warning'"
@@ -72,7 +76,7 @@ const NZ_CONFIG_MODULE_NAME: NzConfigKey = 'alert';
   encapsulation: ViewEncapsulation.None,
   preserveWhitespaces: false
 })
-export class NzAlertComponent implements OnChanges, OnDestroy {
+export class NzAlertComponent implements OnChanges, OnDestroy, OnInit {
   readonly _nzModuleName: NzConfigKey = NZ_CONFIG_MODULE_NAME;
   static ngAcceptInputType_nzCloseable: BooleanInput;
   static ngAcceptInputType_nzShowIcon: BooleanInput;
@@ -92,11 +96,12 @@ export class NzAlertComponent implements OnChanges, OnDestroy {
   closed = false;
   iconTheme: 'outline' | 'fill' = 'fill';
   inferredIconType: string = 'info-circle';
+  dir: Direction = 'ltr';
   private isTypeSet = false;
   private isShowIconSet = false;
   private destroy$ = new Subject();
 
-  constructor(public nzConfigService: NzConfigService, private cdr: ChangeDetectorRef) {
+  constructor(public nzConfigService: NzConfigService, private cdr: ChangeDetectorRef, @Optional() private directionality: Directionality) {
     this.nzConfigService
       .getConfigChangeEventForComponent(NZ_CONFIG_MODULE_NAME)
       .pipe(takeUntil(this.destroy$))
@@ -105,6 +110,15 @@ export class NzAlertComponent implements OnChanges, OnDestroy {
       });
   }
 
+  ngOnInit(): void {
+    this.directionality.change?.pipe(takeUntil(this.destroy$)).subscribe((direction: Direction) => {
+      this.dir = direction;
+      this.cdr.detectChanges();
+    });
+
+    this.dir = this.directionality.value;
+  }
+
   closeAlert(): void {
     this.closed = true;
   }

components/alert/alert.spec.ts

@@ -1,19 +1,23 @@
+import { BidiModule, Dir } from '@angular/cdk/bidi';
 import { Component, DebugElement, TemplateRef, ViewChild } from '@angular/core';
-import { ComponentFixture, fakeAsync, TestBed, tick } from '@angular/core/testing';
+import { ComponentFixture, fakeAsync, TestBed, tick, waitForAsync } from '@angular/core/testing';
 import { By } from '@angular/platform-browser';
 import { NoopAnimationsModule } from '@angular/platform-browser/animations';
 import { NzIconTestModule } from 'ng-zorro-antd/icon/testing';
 import { NzAlertComponent } from './alert.component';
 import { NzAlertModule } from './alert.module';
 
 describe('alert', () => {
-  beforeEach(fakeAsync(() => {
-    TestBed.configureTestingModule({
-      imports: [NzAlertModule, NoopAnimationsModule, NzIconTestModule],
-      declarations: [NzDemoTestBasicComponent, NzDemoTestBannerComponent]
-    });
-    TestBed.compileComponents();
-  }));
+  beforeEach(
+    waitForAsync(() => {
+      TestBed.configureTestingModule({
+        imports: [BidiModule, NzAlertModule, NoopAnimationsModule, NzIconTestModule],
+        declarations: [NzDemoTestBasicComponent, NzDemoTestBannerComponent, NzTestAlertRtlComponent]
+      });
+      TestBed.compileComponents();
+    })
+  );
+
   describe('basic alert', () => {
     let fixture: ComponentFixture<NzDemoTestBasicComponent>;
     let testComponent: NzDemoTestBasicComponent;
@@ -115,9 +119,23 @@ describe('alert', () => {
       expect(alert.nativeElement.querySelector('.ant-alert-icon')).toBeDefined();
     });
   });
+  describe('RTL', () => {
+    it('should className correct on dir change', () => {
+      const fixture = TestBed.createComponent(NzTestAlertRtlComponent);
+      const alert = fixture.debugElement.query(By.directive(NzAlertComponent));
+      fixture.detectChanges();
+      expect(alert.nativeElement.firstElementChild!.classList).toContain('ant-alert-rtl');
+
+      fixture.componentInstance.direction = 'ltr';
+      fixture.detectChanges();
+      expect(alert.nativeElement.firstElementChild!.classList).not.toContain('ant-alert-rtl');
+    });
+  });
 });
 
 @Component({
+  // tslint:disable-next-line:no-selector
+  selector: 'nz-test-basic-alert',
   template: `
     <ng-template #template>template</ng-template>
     <nz-alert
@@ -130,8 +148,7 @@ describe('alert', () => {
       [nzIconType]="iconType"
       [nzType]="type"
       (nzOnClose)="onClose($event)"
-    >
-    </nz-alert>
+    ></nz-alert>
   `
 })
 export class NzDemoTestBasicComponent {
@@ -148,6 +165,20 @@ export class NzDemoTestBasicComponent {
 }
 
 @Component({
-  template: ` <nz-alert nzBanner> </nz-alert> `
+  template: `
+    <nz-alert nzBanner></nz-alert>
+  `
 })
 export class NzDemoTestBannerComponent {}
+
+@Component({
+  template: `
+    <div [dir]="direction">
+      <nz-test-basic-alert></nz-test-basic-alert>
+    </div>
+  `
+})
+export class NzTestAlertRtlComponent {
+  @ViewChild(Dir) dir!: Dir;
+  direction = 'rtl';
+}