[CL-796] unrevert aria disabled buttons (#15924)

* Use aria-disabled for button disabled state

* remove import from testing story

* use aria-disabled attr on bitLink button

* remove unnecessary story attrs

* remove disabled attr if on button element

* create caprture click util

* use caprture click util and fix tests

* fix lint errors

* fix event type

* combine click capture and attr modification

* fix lint error. Commit spec changes left out of last commit in error

* inject element ref

* move aria-disabled styles to common

* move disabled logic into util

* fix broken async actions stories

* fix broken tests asserting disabled attr

* have test check for string true vlalue

* fix Signal type

* fix form-field story import

* remove injector left in error

* aria-disable icon buttons

* update form component css selector to look for aria-disabled buttons

* use correct types. pass nativeElement directly

* add JSDoc comment for util function

* WIP

* WIP

* inject service in directive

* remove console log

* remove disabled attr left in error

* update comments

* remove unnecessary logic

* remove :disabled psuedo selector as its apparently not needed

* fix event type

* coerce disabled attr to boolean

* remove duplicate style concat left by conflict resolution

* add back buttonStyles default

* move reactive logic back to helper

* add test to ensure menu button doesn't open when trigger is disabled

* remove menu toggle to fix tests

* remove disabled menu story

* Fix usage of bitLink in verify email component

* Update varaible name

* no longer pass destroyRef

apps/browser/src/vault/popup/components/vault-v2/vault-generator-dialog/vault-generator-dialog.component.spec.ts

@@ -76,10 +76,8 @@ describe("VaultGeneratorDialogComponent", () => {
     component.onValueGenerated("test-password");
     fixture.detectChanges();
 
-    const button = fixture.debugElement.query(
+    const button = fixture.debugElement.query(By.css("[data-testid='select-button']"));
-      By.css("[data-testid='select-button']"),
+    expect(button.attributes["aria-disabled"]).toBe(undefined);
-    ).nativeElement;
-    expect(button.disabled).toBe(false);
   });
 
   it("should disable the button if no value has been generated", () => {
@@ -90,10 +88,8 @@ describe("VaultGeneratorDialogComponent", () => {
     generator.algorithmSelected.emit({ useGeneratedValue: "Use Password" } as any);
     fixture.detectChanges();
 
-    const button = fixture.debugElement.query(
+    const button = fixture.debugElement.query(By.css("[data-testid='select-button']"));
-      By.css("[data-testid='select-button']"),
+    expect(button.attributes["aria-disabled"]).toBe("true");
-    ).nativeElement;
-    expect(button.disabled).toBe(true);
   });
 
   it("should disable the button if no algorithm is selected", () => {
@@ -104,10 +100,8 @@ describe("VaultGeneratorDialogComponent", () => {
     generator.valueGenerated.emit("test-password");
     fixture.detectChanges();
 
-    const button = fixture.debugElement.query(
+    const button = fixture.debugElement.query(By.css("[data-testid='select-button']"));
-      By.css("[data-testid='select-button']"),
+    expect(button.attributes["aria-disabled"]).toBe("true");
-    ).nativeElement;
-    expect(button.disabled).toBe(true);
   });
 
   it("should update button text when algorithm is selected", () => {

apps/web/src/app/auth/settings/verify-email.component.html

@@ -4,10 +4,9 @@
     id="sendBtn"
     bitLink
     linkType="secondary"
-    bitButton
     type="button"
     buttonType="unstyled"
-    [bitAction]="send"
+    (click)="send()"
   >
     {{ "sendEmail" | i18n }}
   </button>

apps/web/src/app/vault/components/web-generator-dialog/web-generator-dialog.component.spec.ts

@@ -70,10 +70,8 @@ describe("WebVaultGeneratorDialogComponent", () => {
     generator.valueGenerated.emit("test-password");
     fixture.detectChanges();
 
-    const button = fixture.debugElement.query(
+    const button = fixture.debugElement.query(By.css("[data-testid='select-button']"));
-      By.css("[data-testid='select-button']"),
+    expect(button.attributes["aria-disabled"]).toBe(undefined);
-    ).nativeElement;
-    expect(button.disabled).toBe(false);
   });
 
   it("should disable the button if no value has been generated", () => {
@@ -84,10 +82,8 @@ describe("WebVaultGeneratorDialogComponent", () => {
     generator.algorithmSelected.emit({ useGeneratedValue: "Use Password" } as any);
     fixture.detectChanges();
 
-    const button = fixture.debugElement.query(
+    const button = fixture.debugElement.query(By.css("[data-testid='select-button']"));
-      By.css("[data-testid='select-button']"),
+    expect(button.attributes["aria-disabled"]).toBe("true");
-    ).nativeElement;
-    expect(button.disabled).toBe(true);
   });
 
   it("should disable the button if no algorithm is selected", () => {
@@ -98,10 +94,8 @@ describe("WebVaultGeneratorDialogComponent", () => {
     generator.valueGenerated.emit("test-password");
     fixture.detectChanges();
 
-    const button = fixture.debugElement.query(
+    const button = fixture.debugElement.query(By.css("[data-testid='select-button']"));
-      By.css("[data-testid='select-button']"),
+    expect(button.attributes["aria-disabled"]).toBe("true");
-    ).nativeElement;
-    expect(button.disabled).toBe(true);
   });
 
   it("should close with selected value when confirmed", () => {

libs/components/src/a11y/aria-disable.directive.ts

@@ -0,0 +1,12 @@
+import { Directive, inject } from "@angular/core";
+
+import { AriaDisabledClickCaptureService } from "./aria-disabled-click-capture.service";
+
+@Directive({
+  host: {
+    "[attr.bit-aria-disable]": "true",
+  },
+})
+export class AriaDisableDirective {
+  protected ariaDisabledClickCaptureService = inject(AriaDisabledClickCaptureService);
+}

libs/components/src/a11y/aria-disabled-click-capture.service.ts

@@ -0,0 +1,30 @@
+import { DOCUMENT } from "@angular/common";
+import { Injectable, Inject, NgZone, OnDestroy } from "@angular/core";
+
+@Injectable({ providedIn: "root" })
+export class AriaDisabledClickCaptureService implements OnDestroy {
+  private listener!: (e: MouseEvent | KeyboardEvent) => void;
+
+  constructor(
+    @Inject(DOCUMENT) private document: Document,
+    private ngZone: NgZone,
+  ) {
+    this.ngZone.runOutsideAngular(() => {
+      this.listener = (e: MouseEvent | KeyboardEvent) => {
+        const btn = (e.target as HTMLElement).closest(
+          '[aria-disabled="true"][bit-aria-disable="true"]',
+        );
+        if (btn) {
+          e.stopPropagation();
+          e.preventDefault();
+          return false;
+        }
+      };
+      this.document.addEventListener("click", this.listener, /* capture */ true);
+    });
+  }
+
+  ngOnDestroy() {
+    this.document.removeEventListener("click", this.listener, true);
+  }
+}

libs/components/src/a11y/index.ts

@@ -1 +1,3 @@
 export * from "./a11y-title.directive";
+export * from "./aria-disabled-click-capture.service";
+export * from "./aria-disable.directive";

libs/components/src/button/button.component.spec.ts

@@ -34,23 +34,25 @@ describe("Button", () => {
     expect(buttonDebugElement.nativeElement.disabled).toBeFalsy();
   });
 
-  it("should be disabled when disabled is true", () => {
+  it("should be aria-disabled and not html attribute disabled when disabled is true", () => {
     testAppComponent.disabled = true;
     fixture.detectChanges();
-
+    expect(buttonDebugElement.attributes["aria-disabled"]).toBe("true");
-    expect(buttonDebugElement.nativeElement.disabled).toBeTruthy();
+    expect(buttonDebugElement.nativeElement.disabled).toBeFalsy();
     // Anchor tags cannot be disabled.
   });
 
-  it("should be disabled when attribute disabled is true", () => {
+  it("should be aria-disabled not html attribute disabled when attribute disabled is true", () => {
-    expect(disabledButtonDebugElement.nativeElement.disabled).toBeTruthy();
+    fixture.detectChanges();
+    expect(disabledButtonDebugElement.attributes["aria-disabled"]).toBe("true");
+    expect(disabledButtonDebugElement.nativeElement.disabled).toBeFalsy();
   });
 
   it("should be disabled when loading is true", () => {
     testAppComponent.loading = true;
     fixture.detectChanges();
 
-    expect(buttonDebugElement.nativeElement.disabled).toBeTruthy();
+    expect(buttonDebugElement.attributes["aria-disabled"]).toBe("true");
   });
 });
 

libs/components/src/button/button.component.ts

@@ -1,9 +1,20 @@
 import { NgClass } from "@angular/common";
-import { input, HostBinding, Component, model, computed, booleanAttribute } from "@angular/core";
+import {
+  input,
+  HostBinding,
+  Component,
+  model,
+  computed,
+  booleanAttribute,
+  inject,
+  ElementRef,
+} from "@angular/core";
 import { toObservable, toSignal } from "@angular/core/rxjs-interop";
 import { debounce, interval } from "rxjs";
 
+import { AriaDisableDirective } from "../a11y";
 import { ButtonLikeAbstraction, ButtonType, ButtonSize } from "../shared/button-like.abstraction";
+import { ariaDisableElement } from "../utils";
 
 const focusRing = [
   "focus-visible:tw-ring-2",
@@ -50,9 +61,7 @@ const buttonStyles: Record<ButtonType, string[]> = {
   templateUrl: "button.component.html",
   providers: [{ provide: ButtonLikeAbstraction, useExisting: ButtonComponent }],
   imports: [NgClass],
-  host: {
+  hostDirectives: [AriaDisableDirective],
-    "[attr.disabled]": "disabledAttr()",
-  },
 })
 export class ButtonComponent implements ButtonLikeAbstraction {
   @HostBinding("class") get classList() {
@@ -72,14 +81,15 @@ export class ButtonComponent implements ButtonLikeAbstraction {
       .concat(
         this.showDisabledStyles() || this.disabled()
           ? [
-              "disabled:tw-bg-secondary-300",
+              "aria-disabled:!tw-bg-secondary-300",
-              "disabled:hover:tw-bg-secondary-300",
+              "hover:tw-bg-secondary-300",
-              "disabled:tw-border-secondary-300",
+              "aria-disabled:tw-border-secondary-300",
-              "disabled:hover:tw-border-secondary-300",
+              "hover:tw-border-secondary-300",
-              "disabled:!tw-text-muted",
+              "aria-disabled:!tw-text-muted",
-              "disabled:hover:!tw-text-muted",
+              "hover:!tw-text-muted",
-              "disabled:tw-cursor-not-allowed",
+              "aria-disabled:tw-cursor-not-allowed",
-              "disabled:hover:tw-no-underline",
+              "hover:tw-no-underline",
+              "aria-disabled:tw-pointer-events-none",
             ]
           : [],
       )
@@ -88,7 +98,7 @@ export class ButtonComponent implements ButtonLikeAbstraction {
 
   protected disabledAttr = computed(() => {
     const disabled = this.disabled() != null && this.disabled() !== false;
-    return disabled || this.loading() ? true : null;
+    return disabled || this.loading();
   });
 
   /**
@@ -128,4 +138,9 @@ export class ButtonComponent implements ButtonLikeAbstraction {
   );
 
   disabled = model<boolean>(false);
+  private el = inject(ElementRef<HTMLButtonElement>);
+
+  constructor() {
+    ariaDisableElement(this.el.nativeElement, this.disabledAttr);
+  }
 }

libs/components/src/form-field/form-field.component.html

@@ -46,7 +46,7 @@
       </div>
     </div>
     <div
-      class="tw-gap-1 tw-bg-background tw-rounded-lg tw-flex tw-min-h-11 [&:not(:has(button:enabled)):has(input:read-only)]:tw-bg-secondary-100 [&:not(:has(button:enabled)):has(textarea:read-only)]:tw-bg-secondary-100"
+      class="tw-gap-1 tw-bg-background tw-rounded-lg tw-flex tw-min-h-11 [&:has(input:read-only,textarea:read-only):not(:has(button:not([aria-disabled='true'])))]:tw-bg-secondary-100"
     >
       <div
         #prefixContainer

libs/components/src/icon-button/icon-button.component.ts

@@ -1,11 +1,22 @@
 import { NgClass } from "@angular/common";
-import { Component, computed, effect, ElementRef, HostBinding, input, model } from "@angular/core";
+import {
+  Component,
+  computed,
+  effect,
+  ElementRef,
+  HostBinding,
+  inject,
+  input,
+  model,
+} from "@angular/core";
 import { toObservable, toSignal } from "@angular/core/rxjs-interop";
 import { debounce, interval } from "rxjs";
 
+import { AriaDisableDirective } from "../a11y";
 import { setA11yTitleAndAriaLabel } from "../a11y/set-a11y-title-and-aria-label";
 import { ButtonLikeAbstraction } from "../shared/button-like.abstraction";
 import { FocusableElement } from "../shared/focusable-element";
+import { ariaDisableElement } from "../utils";
 
 export type IconButtonType = "primary" | "danger" | "contrast" | "main" | "muted" | "nav-contrast";
 
@@ -78,7 +89,6 @@ const sizes: Record<IconButtonSize, string[]> = {
   ],
   imports: [NgClass],
   host: {
-    "[attr.disabled]": "disabledAttr()",
     /**
      * When the `bitIconButton` input is dynamic from a consumer, Angular doesn't put the
      * `bitIconButton` attribute into the DOM. We use the attribute as a css selector in
@@ -87,6 +97,7 @@ const sizes: Record<IconButtonSize, string[]> = {
      */
     "[attr.bitIconButton]": "icon()",
   },
+  hostDirectives: [AriaDisableDirective],
 })
 export class BitIconButtonComponent implements ButtonLikeAbstraction, FocusableElement {
   readonly icon = model.required<string>({ alias: "bitIconButton" });
@@ -118,7 +129,7 @@ export class BitIconButtonComponent implements ButtonLikeAbstraction, FocusableE
       .concat(sizes[this.size()])
       .concat(
         this.showDisabledStyles() || this.disabled()
-          ? ["disabled:tw-opacity-60", "disabled:hover:!tw-bg-transparent"]
+          ? ["aria-disabled:tw-opacity-60", "aria-disabled:hover:!tw-bg-transparent"]
           : [],
       );
   }
@@ -129,7 +140,7 @@ export class BitIconButtonComponent implements ButtonLikeAbstraction, FocusableE
 
   protected disabledAttr = computed(() => {
     const disabled = this.disabled() != null && this.disabled() !== false;
-    return disabled || this.loading() ? true : null;
+    return disabled || this.loading();
   });
 
   /**
@@ -168,8 +179,14 @@ export class BitIconButtonComponent implements ButtonLikeAbstraction, FocusableE
     return this.elementRef.nativeElement;
   }
 
-  constructor(private elementRef: ElementRef) {
+  private elementRef = inject(ElementRef);
-    const originalTitle = this.elementRef.nativeElement.getAttribute("title");
+
+  constructor() {
+    const element = this.elementRef.nativeElement;
+
+    ariaDisableElement(element, this.disabledAttr);
+
+    const originalTitle = element.getAttribute("title");
 
     effect(() => {
       setA11yTitleAndAriaLabel({

libs/components/src/link/link.directive.ts

@@ -1,4 +1,7 @@
-import { input, HostBinding, Directive } from "@angular/core";
+import { input, HostBinding, Directive, inject, ElementRef, booleanAttribute } from "@angular/core";
+
+import { AriaDisableDirective } from "../a11y";
+import { ariaDisableElement } from "../utils";
 
 export type LinkType = "primary" | "secondary" | "contrast" | "light";
 
@@ -58,6 +61,11 @@ const commonStyles = [
   "before:tw-transition",
   "focus-visible:before:tw-ring-2",
   "focus-visible:tw-z-10",
+  "aria-disabled:tw-no-underline",
+  "aria-disabled:tw-pointer-events-none",
+  "aria-disabled:!tw-text-secondary-300",
+  "aria-disabled:hover:!tw-text-secondary-300",
+  "aria-disabled:hover:tw-no-underline",
 ];
 
 @Directive()
@@ -86,11 +94,21 @@ export class AnchorLinkDirective extends LinkDirective {
 
 @Directive({
   selector: "button[bitLink]",
+  hostDirectives: [AriaDisableDirective],
 })
 export class ButtonLinkDirective extends LinkDirective {
+  private el = inject(ElementRef<HTMLButtonElement>);
+
+  disabled = input(false, { transform: booleanAttribute });
+
   @HostBinding("class") get classList() {
     return ["before:-tw-inset-y-[0.25rem]"]
       .concat(commonStyles)
       .concat(linkStyles[this.linkType()] ?? []);
   }
+
+  constructor() {
+    super();
+    ariaDisableElement(this.el.nativeElement, this.disabled);
+  }
 }

libs/components/src/menu/menu.component.spec.ts

@@ -58,6 +58,14 @@ describe("Menu", () => {
 
     expect(getBitMenuPanel()).toBeFalsy();
   });
+
+  it("should not open when the trigger button is disabled", () => {
+    const buttonDebugElement = fixture.debugElement.query(By.directive(MenuTriggerForDirective));
+    buttonDebugElement.nativeElement.setAttribute("disabled", "true");
+    (buttonDebugElement.nativeElement as HTMLButtonElement).click();
+
+    expect(getBitMenuPanel()).toBeFalsy();
+  });
 });
 
 @Component({

libs/components/src/toast/toast.stories.ts

@@ -20,6 +20,7 @@ const toastServiceExampleTemplate = `
 @Component({
   selector: "toast-service-example",
   template: toastServiceExampleTemplate,
+  imports: [ButtonModule],
 })
 export class ToastServiceExampleComponent {
   @Input()

libs/components/src/utils/aria-disable-element.ts

@@ -0,0 +1,19 @@
+import { Signal } from "@angular/core";
+import { toObservable, takeUntilDestroyed } from "@angular/core/rxjs-interop";
+
+/**
+ * a11y helper util used to `aria-disable` elements as opposed to using the HTML `disabled` attr.
+ * - Removes HTML `disabled` attr and replaces it with `aria-disabled="true"`
+ */
+export function ariaDisableElement(el: HTMLElement, disabled: Signal<boolean | undefined>) {
+  toObservable(disabled)
+    .pipe(takeUntilDestroyed())
+    .subscribe((isDisabled) => {
+      if (isDisabled) {
+        el.removeAttribute("disabled");
+        el.setAttribute("aria-disabled", "true");
+      } else {
+        el.removeAttribute("aria-disabled");
+      }
+    });
+}

libs/components/src/utils/index.ts

@@ -1,2 +1,3 @@
+export * from "./aria-disable-element";
 export * from "./function-to-observable";
 export * from "./i18n-mock.service";