fix(autocomplete-js): query is reflected in the detached search button

packages/autocomplete-js/src/__tests__/detached.test.ts

@@ -57,13 +57,13 @@ describe('detached', () => {
 
     const searchButton = container.querySelector<HTMLButtonElement>(
       '.aa-DetachedSearchButton'
-    );
+    )!;
 
     // Open detached overlay
     searchButton.click();
 
     await waitFor(() => {
-      const input = document.querySelector<HTMLInputElement>('.aa-Input');
+      const input = document.querySelector<HTMLInputElement>('.aa-Input')!;
 
       expect(document.querySelector('.aa-DetachedOverlay')).toBeInTheDocument();
       expect(document.body).toHaveClass('aa-Detached');
@@ -81,7 +81,7 @@ describe('detached', () => {
 
     const firstItem = document.querySelector<HTMLLIElement>(
       '#autocomplete-0-item-0'
-    );
+    )!;
 
     // Select the first item
     firstItem.click();
@@ -106,7 +106,7 @@ describe('detached', () => {
 
     const searchButton = container.querySelector<HTMLButtonElement>(
       '.aa-DetachedSearchButton'
-    );
+    )!;
 
     // Open detached overlay
     searchButton.click();
@@ -118,7 +118,7 @@ describe('detached', () => {
 
     const cancelButton = document.querySelector<HTMLButtonElement>(
       '.aa-DetachedCancelButton'
-    );
+    )!;
 
     // Prevent `onTouchStart` event from closing detached overlay
     const windowTouchStartListener = jest.fn();
@@ -372,4 +372,150 @@ describe('detached', () => {
       );
     });
   });
+
+  test('preserves `query` after closing', async () => {
+    const container = document.createElement('div');
+    document.body.appendChild(container);
+    const onStateChange = jest.fn();
+    const { setQuery } = autocomplete({
+      id: 'autocomplete',
+      detachedMediaQuery: '',
+      container,
+      onStateChange,
+    });
+
+    const searchButton = container.querySelector<HTMLButtonElement>(
+      '.aa-DetachedSearchButton'
+    )!;
+
+    // Open detached overlay
+    searchButton.click();
+
+    await waitFor(() => {
+      expect(document.querySelector('.aa-DetachedOverlay')).toBeInTheDocument();
+      expect(document.body).toHaveClass('aa-Detached');
+    });
+
+    setQuery('a');
+
+    const cancelButton = document.querySelector<HTMLButtonElement>(
+      '.aa-DetachedCancelButton'
+    )!;
+
+    // Close detached overlay
+    cancelButton.click();
+
+    // The detached overlay should close
+    await waitFor(() => {
+      expect(
+        document.querySelector('.aa-DetachedOverlay')
+      ).not.toBeInTheDocument();
+      expect(document.body).not.toHaveClass('aa-Detached');
+    });
+
+    // The `query` should still be present
+    expect(onStateChange).toHaveBeenCalledTimes(3);
+    expect(onStateChange).toHaveBeenLastCalledWith(
+      expect.objectContaining({
+        state: expect.objectContaining({ query: 'a' }),
+      })
+    );
+  });
+
+  test('reflects the initial `query` in the detached search `button`', async () => {
+    const container = document.createElement('div');
+    document.body.appendChild(container);
+    autocomplete({
+      id: 'autocomplete',
+      detachedMediaQuery: '',
+      container,
+      initialState: {
+        query: 'a',
+      },
+    });
+
+    await waitFor(() => {
+      expect(
+        container.querySelector('.aa-DetachedSearchButtonQuery')?.innerHTML
+      ).toEqual('a');
+    });
+  });
+
+  test('hides detached search `button` placeholder when `query` exists', async () => {
+    const container = document.createElement('div');
+    document.body.appendChild(container);
+    autocomplete({
+      id: 'autocomplete',
+      detachedMediaQuery: '',
+      container,
+      initialState: {
+        query: 'a',
+      },
+    });
+
+    await waitFor(() => {
+      expect(
+        container.querySelector('.aa-DetachedSearchButtonPlaceholder')
+      ).toHaveAttribute('hidden');
+    });
+  });
+
+  test('persists the `query` in the detached search `button` after closing', async () => {
+    const container = document.createElement('div');
+    document.body.appendChild(container);
+    autocomplete({
+      id: 'autocomplete',
+      detachedMediaQuery: '',
+      container,
+    });
+
+    const searchButton = container.querySelector<HTMLButtonElement>(
+      '.aa-DetachedSearchButton'
+    )!;
+
+    // Open detached overlay
+    searchButton.click();
+
+    await waitFor(() => {
+      const input = document.querySelector<HTMLInputElement>('.aa-Input')!;
+
+      expect(document.querySelector('.aa-DetachedOverlay')).toBeInTheDocument();
+      expect(document.body).toHaveClass('aa-Detached');
+      expect(input).toHaveFocus();
+
+      fireEvent.input(input, { target: { value: 'a' } });
+    });
+
+    // Wait for the panel to open
+    await waitFor(() => {
+      expect(
+        document.querySelector<HTMLElement>('.aa-Panel')
+      ).toBeInTheDocument();
+    });
+
+    const cancelButton = document.querySelector<HTMLButtonElement>(
+      '.aa-DetachedCancelButton'
+    )!;
+
+    // Close detached overlay
+    cancelButton.click();
+
+    // The detached overlay should close
+    await waitFor(() => {
+      expect(
+        document.querySelector('.aa-DetachedOverlay')
+      ).not.toBeInTheDocument();
+      expect(document.body).not.toHaveClass('aa-Detached');
+    });
+
+    // The detached search button should contain the query
+    await waitFor(() => {
+      expect(
+        container.querySelector('.aa-DetachedSearchButtonQuery')?.innerHTML
+      ).toEqual('a');
+      expect(
+        container.querySelector('.aa-DetachedSearchButtonPlaceholder')
+      ).toHaveAttribute('hidden');
+    });
+  });
 });

packages/autocomplete-js/src/autocomplete.ts

@@ -393,8 +393,6 @@ export function autocomplete<TItem extends BaseItem>(
         props.value.core.environment.document.body.classList.remove(
           'aa-Detached'
         );
-        autocomplete.value.setQuery('');
-        autocomplete.value.refresh();
       }
     });
   }

packages/autocomplete-js/src/createAutocompleteDom.ts

@@ -137,6 +137,16 @@ export function createAutocompleteDom<TItem extends BaseItem>({
     ...panelProps,
   });
 
+  const detachedSearchButtonQuery = createDomElement('div', {
+    class: classNames.detachedSearchButtonQuery,
+    textContent: state.query,
+  });
+  const detachedSearchButtonPlaceholder = createDomElement('div', {
+    class: classNames.detachedSearchButtonPlaceholder,
+    hidden: Boolean(state.query),
+    textContent: placeholder,
+  });
+
   if (__TEST__) {
     setProperties(panel, {
       'data-testid': 'panel',
@@ -148,17 +158,17 @@ export function createAutocompleteDom<TItem extends BaseItem>({
       class: classNames.detachedSearchButtonIcon,
       children: [SearchIcon({ environment })],
     });
-    const detachedSearchButtonPlaceholder = createDomElement('div', {
-      class: classNames.detachedSearchButtonPlaceholder,
-      textContent: placeholder,
-    });
     const detachedSearchButton = createDomElement('button', {
       type: 'button',
       class: classNames.detachedSearchButton,
       onClick() {
         setIsModalOpen(true);
       },
-      children: [detachedSearchButtonIcon, detachedSearchButtonPlaceholder],
+      children: [
+        detachedSearchButtonIcon,
+        detachedSearchButtonPlaceholder,
+        detachedSearchButtonQuery,
+      ],
     });
     const detachedCancelButton = createDomElement('button', {
       type: 'button',
@@ -188,6 +198,8 @@ export function createAutocompleteDom<TItem extends BaseItem>({
   return {
     detachedContainer,
     detachedOverlay,
+    detachedSearchButtonQuery,
+    detachedSearchButtonPlaceholder,
     inputWrapper,
     input,
     root,

packages/autocomplete-js/src/getDefaultOptions.ts

@@ -35,6 +35,7 @@ const defaultClassNames: AutocompleteClassNames = {
   detachedSearchButton: 'aa-DetachedSearchButton',
   detachedSearchButtonIcon: 'aa-DetachedSearchButtonIcon',
   detachedSearchButtonPlaceholder: 'aa-DetachedSearchButtonPlaceholder',
+  detachedSearchButtonQuery: 'aa-DetachedSearchButtonQuery',
   form: 'aa-Form',
   input: 'aa-Input',
   inputWrapper: 'aa-InputWrapper',

packages/autocomplete-js/src/render.tsx

@@ -58,6 +58,12 @@ export function renderSearchBox<TItem extends BaseItem>({
   setProperties(dom.label, { hidden: state.status === 'stalled' });
   setProperties(dom.loadingIndicator, { hidden: state.status !== 'stalled' });
   setProperties(dom.clearButton, { hidden: !state.query });
+  setProperties(dom.detachedSearchButtonQuery, {
+    textContent: state.query,
+  });
+  setProperties(dom.detachedSearchButtonPlaceholder, {
+    hidden: Boolean(state.query),
+  });
 }
 
 export function renderPanel<TItem extends BaseItem>(

packages/autocomplete-js/src/types/AutocompleteClassNames.ts

@@ -6,6 +6,7 @@ export type AutocompleteClassNames = {
   detachedSearchButton: string;
   detachedSearchButtonIcon: string;
   detachedSearchButtonPlaceholder: string;
+  detachedSearchButtonQuery: string;
   form: string;
   input: string;
   inputWrapper: string;

packages/autocomplete-js/src/types/AutocompleteDom.ts

@@ -10,4 +10,6 @@ export type AutocompleteDom = {
   panel: HTMLDivElement;
   detachedContainer: HTMLDivElement;
   detachedOverlay: HTMLDivElement;
+  detachedSearchButtonQuery: HTMLDivElement;
+  detachedSearchButtonPlaceholder: HTMLDivElement;
 };

packages/autocomplete-theme-classic/src/theme.scss

@@ -930,10 +930,23 @@ body {
     color: rgba(var(--aa-primary-color-rgb), 1);
     cursor: initial;
     display: flex;
+    flex-shrink: 0;
     height: 100%;
     justify-content: center;
     width: calc(var(--aa-icon-size) + var(--aa-spacing));
   }
+  @at-root .aa-DetachedSearchButtonQuery {
+    color: rgba(var(--aa-text-color-rgb), 1);
+    line-height: 1.25em;
+    overflow: hidden;
+    text-overflow: ellipsis;
+    white-space: nowrap;
+  }
+  @at-root .aa-DetachedSearchButtonPlaceholder {
+    &[hidden] {
+      display: none;
+    }
+  }
 }
 
 // Remove scroll on `body`

yarn.lock

@@ -7554,15 +7554,10 @@ caniuse-api@^3.0.0:
     lodash.memoize "^4.1.2"
     lodash.uniq "^4.5.0"
 
-caniuse-lite@^1.0.0, caniuse-lite@^1.0.30000981, caniuse-lite@^1.0.30001109, caniuse-lite@^1.0.30001125, caniuse-lite@^1.0.30001179, caniuse-lite@^1.0.30001286:
-  version "1.0.30001303"
-  resolved "https://registry.yarnpkg.com/caniuse-lite/-/caniuse-lite-1.0.30001303.tgz#9b168e4f43ccfc372b86f4bc5a551d9b909c95c9"
-  integrity sha512-/Mqc1oESndUNszJP0kx0UaQU9kEv9nNtJ7Kn8AdA0mNnH8eR1cj0kG+NbNuC1Wq/b21eA8prhKRA3bbkjONegQ==
-
-caniuse-lite@^1.0.30001161, caniuse-lite@^1.0.30001400:
-  version "1.0.30001439"
-  resolved "https://registry.yarnpkg.com/caniuse-lite/-/caniuse-lite-1.0.30001439.tgz#ab7371faeb4adff4b74dad1718a6fd122e45d9cb"
-  integrity sha512-1MgUzEkoMO6gKfXflStpYgZDlFM7M/ck/bgfVCACO5vnAf0fXoNVHdWtqGU+MYca+4bL9Z5bpOVmR33cWW9G2A==
+caniuse-lite@^1.0.0, caniuse-lite@^1.0.30000981, caniuse-lite@^1.0.30001109, caniuse-lite@^1.0.30001125, caniuse-lite@^1.0.30001161, caniuse-lite@^1.0.30001179, caniuse-lite@^1.0.30001286, caniuse-lite@^1.0.30001400:
+  version "1.0.30001458"
+  resolved "https://registry.yarnpkg.com/caniuse-lite/-/caniuse-lite-1.0.30001458.tgz"
+  integrity sha512-lQ1VlUUq5q9ro9X+5gOEyH7i3vm+AYVT1WDCVB69XOZ17KZRhnZ9J0Sqz7wTHQaLBJccNCHq8/Ww5LlOIZbB0w==
 
 capital-case@^1.0.3, capital-case@^1.0.4:
   version "1.0.4"