chore: handle settings change

29 files changed, 358 insertions, 138 deletions

diff --git a/src/components/molecules/forms/ackee-select.stories.tsx b/src/components/molecules/forms/ackee-select.stories.tsx
index 4e6adf1..6b42b71 100644
--- a/src/components/molecules/forms/ackee-select.stories.tsx
+++ b/src/components/molecules/forms/ackee-select.stories.tsx
@@ -1,5 +1,4 @@
 import { ComponentMeta, ComponentStory } from '@storybook/react';
-import { IntlProvider } from 'react-intl';
 import AckeeSelect from './ackee-select';
 
 /**
@@ -33,6 +32,16 @@ export default {
         required: false,
       },
     },
+    storageKey: {
+      control: {
+        type: 'text',
+      },
+      description: 'Set Ackee settings local storage key.',
+      type: {
+        name: 'string',
+        required: true,
+      },
+    },
     tooltipClassName: {
       control: {
         type: 'text',
@@ -47,13 +56,6 @@ export default {
       },
     },
   },
-  decorators: [
-    (Story) => (
-      <IntlProvider locale="en">
-        <Story />
-      </IntlProvider>
-    ),
-  ],
 } as ComponentMeta<typeof AckeeSelect>;
 
 const Template: ComponentStory<typeof AckeeSelect> = (args) => (
diff --git a/src/components/molecules/forms/ackee-select.test.tsx b/src/components/molecules/forms/ackee-select.test.tsx
index ec27922..0089c06 100644
--- a/src/components/molecules/forms/ackee-select.test.tsx
+++ b/src/components/molecules/forms/ackee-select.test.tsx
@@ -4,13 +4,13 @@ import AckeeSelect from './ackee-select';
 
 describe('Select', () => {
   it('should correctly set default option', () => {
-    render(<AckeeSelect initialValue="full" />);
+    render(<AckeeSelect storageKey="ackee-tracking" initialValue="full" />);
     expect(screen.getByRole('combobox')).toHaveValue('full');
     expect(screen.queryByRole('combobox')).not.toHaveValue('partial');
   });
 
   it('should correctly change value when user choose another option', async () => {
-    render(<AckeeSelect initialValue="full" />);
+    render(<AckeeSelect storageKey="ackee-tracking" initialValue="full" />);
 
     await act(async () => {
       await user.selectOptions(
diff --git a/src/components/molecules/forms/ackee-select.tsx b/src/components/molecules/forms/ackee-select.tsx
index 101e5b5..34850fb 100644
--- a/src/components/molecules/forms/ackee-select.tsx
+++ b/src/components/molecules/forms/ackee-select.tsx
@@ -1,12 +1,14 @@
-import { SelectOptions } from '@components/atoms/forms/select';
-import { Dispatch, FC, SetStateAction, useState } from 'react';
+import { type SelectOptions } from '@components/atoms/forms/select';
+import useLocalStorage from '@utils/hooks/use-local-storage';
+import useUpdateAckeeOptions, {
+  type AckeeOptions,
+} from '@utils/hooks/use-update-ackee-options';
+import { Dispatch, FC, SetStateAction } from 'react';
 import { useIntl } from 'react-intl';
 import SelectWithTooltip, {
   type SelectWithTooltipProps,
 } from './select-with-tooltip';
 
-export type AckeeOptions = 'full' | 'partial';
-
 export type AckeeSelectProps = Pick<
   SelectWithTooltipProps,
   'labelClassName' | 'tooltipClassName'
@@ -15,6 +17,10 @@ export type AckeeSelectProps = Pick<
    * A default value for Ackee settings.
    */
   initialValue: AckeeOptions;
+  /**
+   * The local storage key to save preference.
+   */
+  storageKey: string;
 };
 
 /**
@@ -22,9 +28,17 @@ export type AckeeSelectProps = Pick<
  *
  * Render a select to set Ackee settings.
  */
-const AckeeSelect: FC<AckeeSelectProps> = ({ initialValue, ...props }) => {
+const AckeeSelect: FC<AckeeSelectProps> = ({
+  initialValue,
+  storageKey,
+  ...props
+}) => {
   const intl = useIntl();
-  const [value, setValue] = useState<AckeeOptions>(initialValue);
+  const { value, setValue } = useLocalStorage<AckeeOptions>(
+    storageKey,
+    initialValue
+  );
+  useUpdateAckeeOptions(value);
 
   const ackeeLabel = intl.formatMessage({
     defaultMessage: 'Tracking:',
diff --git a/src/components/molecules/forms/motion-toggle.stories.tsx b/src/components/molecules/forms/motion-toggle.stories.tsx
index dcfc68d..60430d5 100644
--- a/src/components/molecules/forms/motion-toggle.stories.tsx
+++ b/src/components/molecules/forms/motion-toggle.stories.tsx
@@ -1,5 +1,4 @@
 import { ComponentMeta, ComponentStory } from '@storybook/react';
-import { IntlProvider } from 'react-intl';
 import MotionToggleComponent from './motion-toggle';
 
 /**
@@ -22,6 +21,16 @@ export default {
         required: false,
       },
     },
+    storageKey: {
+      control: {
+        type: 'text',
+      },
+      description: 'Set local storage key.',
+      type: {
+        name: 'string',
+        required: true,
+      },
+    },
     value: {
       control: {
         type: null,
@@ -33,13 +42,6 @@ export default {
       },
     },
   },
-  decorators: [
-    (Story) => (
-      <IntlProvider locale="en">
-        <Story />
-      </IntlProvider>
-    ),
-  ],
 } as ComponentMeta<typeof MotionToggleComponent>;
 
 const Template: ComponentStory<typeof MotionToggleComponent> = (args) => (
diff --git a/src/components/molecules/forms/motion-toggle.test.tsx b/src/components/molecules/forms/motion-toggle.test.tsx
index 77bc17c..4fd6b31 100644
--- a/src/components/molecules/forms/motion-toggle.test.tsx
+++ b/src/components/molecules/forms/motion-toggle.test.tsx
@@ -3,7 +3,7 @@ import MotionToggle from './motion-toggle';
 
 describe('MotionToggle', () => {
   it('renders a checked toggle (deactivate animations choice)', () => {
-    render(<MotionToggle value={true} />);
+    render(<MotionToggle storageKey="reduced-motion" value={true} />);
     expect(
       screen.getByRole('checkbox', {
         name: `Animations: On Off`,
diff --git a/src/components/molecules/forms/motion-toggle.tsx b/src/components/molecules/forms/motion-toggle.tsx
index 24b54ae..e3bb11a 100644
--- a/src/components/molecules/forms/motion-toggle.tsx
+++ b/src/components/molecules/forms/motion-toggle.tsx
@@ -2,19 +2,41 @@ import Toggle, {
   type ToggleChoices,
   type ToggleProps,
 } from '@components/molecules/forms/toggle';
-import { FC, useState } from 'react';
+import useAttributes from '@utils/hooks/use-attributes';
+import useLocalStorage from '@utils/hooks/use-local-storage';
+import { FC } from 'react';
 import { useIntl } from 'react-intl';
 
-export type MotionToggleProps = Pick<ToggleProps, 'labelClassName' | 'value'>;
+export type MotionToggleProps = Pick<
+  ToggleProps,
+  'labelClassName' | 'value'
+> & {
+  /**
+   * The local storage key to save preference.
+   */
+  storageKey: string;
+};
 
 /**
  * MotionToggle component
  *
  * Render a Toggle component to set reduce motion.
  */
-const MotionToggle: FC<MotionToggleProps> = ({ value, ...props }) => {
+const MotionToggle: FC<MotionToggleProps> = ({
+  storageKey,
+  value,
+  ...props
+}) => {
   const intl = useIntl();
-  const [isDeactivated, setIsDeactivated] = useState<boolean>(value);
+  const { value: isReduced, setValue: setIsReduced } = useLocalStorage<boolean>(
+    storageKey,
+    value
+  );
+  useAttributes({
+    attribute: 'reducedMotion',
+    value: `${isReduced}`,
+  });
+
   const reduceMotionLabel = intl.formatMessage({
     defaultMessage: 'Animations:',
     description: 'MotionToggle: reduce motion label',
@@ -42,8 +64,8 @@ const MotionToggle: FC<MotionToggleProps> = ({ value, ...props }) => {
       label={reduceMotionLabel}
       labelSize="medium"
       choices={reduceMotionChoices}
-      value={isDeactivated}
-      setValue={setIsDeactivated}
+      value={isReduced}
+      setValue={setIsReduced}
       {...props}
     />
   );
diff --git a/src/components/molecules/forms/prism-theme-toggle.stories.tsx b/src/components/molecules/forms/prism-theme-toggle.stories.tsx
index 513ebfc..ef4ed6e 100644
--- a/src/components/molecules/forms/prism-theme-toggle.stories.tsx
+++ b/src/components/molecules/forms/prism-theme-toggle.stories.tsx
@@ -1,5 +1,4 @@
 import { ComponentMeta, ComponentStory } from '@storybook/react';
-import { IntlProvider } from 'react-intl';
 import PrismThemeToggle from './prism-theme-toggle';
 
 /**
@@ -22,24 +21,7 @@ export default {
         required: false,
       },
     },
-    value: {
-      control: {
-        type: null,
-      },
-      description: 'The prism theme value.',
-      type: {
-        name: 'boolean',
-        required: true,
-      },
-    },
   },
-  decorators: [
-    (Story) => (
-      <IntlProvider locale="en">
-        <Story />
-      </IntlProvider>
-    ),
-  ],
 } as ComponentMeta<typeof PrismThemeToggle>;
 
 const Template: ComponentStory<typeof PrismThemeToggle> = (args) => (
@@ -50,6 +32,3 @@ const Template: ComponentStory<typeof PrismThemeToggle> = (args) => (
  * Toggle Stories - Prism theme
  */
 export const PrismTheme = Template.bind({});
-PrismTheme.args = {
-  value: false,
-};
diff --git a/src/components/molecules/forms/prism-theme-toggle.test.tsx b/src/components/molecules/forms/prism-theme-toggle.test.tsx
index 0dceb92..d831b82 100644
--- a/src/components/molecules/forms/prism-theme-toggle.test.tsx
+++ b/src/components/molecules/forms/prism-theme-toggle.test.tsx
@@ -3,7 +3,7 @@ import PrismThemeToggle from './prism-theme-toggle';
 
 describe('PrismThemeToggle', () => {
   it('renders a checked toggle (dark theme choice)', () => {
-    render(<PrismThemeToggle value={true} />);
+    render(<PrismThemeToggle />);
     expect(
       screen.getByRole('checkbox', {
         name: `Code blocks: Light theme Dark theme`,
diff --git a/src/components/molecules/forms/prism-theme-toggle.tsx b/src/components/molecules/forms/prism-theme-toggle.tsx
index 0b9c447..3320722 100644
--- a/src/components/molecules/forms/prism-theme-toggle.tsx
+++ b/src/components/molecules/forms/prism-theme-toggle.tsx
@@ -4,22 +4,38 @@ import Toggle, {
   type ToggleChoices,
   type ToggleProps,
 } from '@components/molecules/forms/toggle';
-import { FC, useState } from 'react';
+import { usePrismTheme } from '@utils/providers/prism-theme';
+import { FC } from 'react';
 import { useIntl } from 'react-intl';
 
-export type PrismThemeToggleProps = Pick<
-  ToggleProps,
-  'labelClassName' | 'value'
->;
+export type PrismThemeToggleProps = Pick<ToggleProps, 'labelClassName'>;
 
 /**
  * PrismThemeToggle component
  *
  * Render a Toggle component to set code blocks theme.
  */
-const PrismThemeToggle: FC<PrismThemeToggleProps> = ({ value, ...props }) => {
+const PrismThemeToggle: FC<PrismThemeToggleProps> = ({ ...props }) => {
   const intl = useIntl();
-  const [isDarkTheme, setIsDarkTheme] = useState<boolean>(value);
+  const { theme, setTheme, resolvedTheme } = usePrismTheme();
+
+  /**
+   * Check if the resolved or chosen theme is dark theme.
+   *
+   * @returns {boolean} True if it is dark theme.
+   */
+  const isDarkTheme = (): boolean => {
+    if (theme === 'system') return resolvedTheme === 'dark';
+    return theme === 'dark';
+  };
+
+  /**
+   * Update the theme.
+   */
+  const updateTheme = () => {
+    setTheme(isDarkTheme() ? 'light' : 'dark');
+  };
+
   const themeLabel = intl.formatMessage({
     defaultMessage: 'Code blocks:',
     description: 'PrismThemeToggle: theme label',
@@ -47,8 +63,8 @@ const PrismThemeToggle: FC<PrismThemeToggleProps> = ({ value, ...props }) => {
       label={themeLabel}
       labelSize="medium"
       choices={themeChoices}
-      value={isDarkTheme}
-      setValue={setIsDarkTheme}
+      value={isDarkTheme()}
+      setValue={updateTheme}
       {...props}
     />
   );
diff --git a/src/components/molecules/forms/theme-toggle.stories.tsx b/src/components/molecules/forms/theme-toggle.stories.tsx
index 05d94b9..5ebf5a2 100644
--- a/src/components/molecules/forms/theme-toggle.stories.tsx
+++ b/src/components/molecules/forms/theme-toggle.stories.tsx
@@ -1,5 +1,4 @@
 import { ComponentMeta, ComponentStory } from '@storybook/react';
-import { IntlProvider } from 'react-intl';
 import ThemeToggle from './theme-toggle';
 
 /**
@@ -22,24 +21,7 @@ export default {
         required: false,
       },
     },
-    value: {
-      control: {
-        type: null,
-      },
-      description: 'The theme value.',
-      type: {
-        name: 'boolean',
-        required: true,
-      },
-    },
   },
-  decorators: [
-    (Story) => (
-      <IntlProvider locale="en">
-        <Story />
-      </IntlProvider>
-    ),
-  ],
 } as ComponentMeta<typeof ThemeToggle>;
 
 const Template: ComponentStory<typeof ThemeToggle> = (args) => (
@@ -50,6 +32,3 @@ const Template: ComponentStory<typeof ThemeToggle> = (args) => (
  * Toggle Stories - Theme
  */
 export const Theme = Template.bind({});
-Theme.args = {
-  value: false,
-};
diff --git a/src/components/molecules/forms/theme-toggle.test.tsx b/src/components/molecules/forms/theme-toggle.test.tsx
index 5cd3209..89b4f6f 100644
--- a/src/components/molecules/forms/theme-toggle.test.tsx
+++ b/src/components/molecules/forms/theme-toggle.test.tsx
@@ -3,7 +3,7 @@ import ThemeToggle from './theme-toggle';
 
 describe('ThemeToggle', () => {
   it('renders a checked toggle (dark theme choice)', () => {
-    render(<ThemeToggle value={true} />);
+    render(<ThemeToggle />);
     expect(
       screen.getByRole('checkbox', {
         name: `Theme: Light theme Dark theme`,
diff --git a/src/components/molecules/forms/theme-toggle.tsx b/src/components/molecules/forms/theme-toggle.tsx
index 10c6c47..61ee4c6 100644
--- a/src/components/molecules/forms/theme-toggle.tsx
+++ b/src/components/molecules/forms/theme-toggle.tsx
@@ -4,19 +4,29 @@ import Toggle, {
   type ToggleChoices,
   type ToggleProps,
 } from '@components/molecules/forms/toggle';
-import { FC, useState } from 'react';
+import { useTheme } from 'next-themes';
+import { FC } from 'react';
 import { useIntl } from 'react-intl';
 
-export type ThemeToggleProps = Pick<ToggleProps, 'labelClassName' | 'value'>;
+export type ThemeToggleProps = Pick<ToggleProps, 'labelClassName'>;
 
 /**
  * ThemeToggle component
  *
  * Render a Toggle component to set theme.
  */
-const ThemeToggle: FC<ThemeToggleProps> = ({ value, ...props }) => {
+const ThemeToggle: FC<ThemeToggleProps> = ({ ...props }) => {
   const intl = useIntl();
-  const [isDarkTheme, setIsDarkTheme] = useState<boolean>(value);
+  const { resolvedTheme, setTheme } = useTheme();
+  const isDarkTheme = resolvedTheme === 'dark';
+
+  /**
+   * Update the theme.
+   */
+  const updateTheme = () => {
+    setTheme(isDarkTheme ? 'light' : 'dark');
+  };
+
   const themeLabel = intl.formatMessage({
     defaultMessage: 'Theme:',
     description: 'ThemeToggle: theme label',
@@ -45,7 +55,7 @@ const ThemeToggle: FC<ThemeToggleProps> = ({ value, ...props }) => {
       labelSize="medium"
       choices={themeChoices}
       value={isDarkTheme}
-      setValue={setIsDarkTheme}
+      setValue={updateTheme}
       {...props}
     />
   );
diff --git a/src/components/organisms/forms/settings-form.test.tsx b/src/components/organisms/forms/settings-form.test.tsx
index beb65ec..43d546e 100644
--- a/src/components/organisms/forms/settings-form.test.tsx
+++ b/src/components/organisms/forms/settings-form.test.tsx
@@ -1,37 +1,65 @@
 import { render, screen } from '@test-utils';
 import SettingsForm from './settings-form';
 
+const ackeeStorageKey = 'ackee-tracking';
+const motionStorageKey = 'reduce-motion';
+
 describe('SettingsForm', () => {
   it('renders a form', () => {
-    render(<SettingsForm />);
+    render(
+      <SettingsForm
+        ackeeStorageKey={ackeeStorageKey}
+        motionStorageKey={motionStorageKey}
+      />
+    );
     expect(
       screen.getByRole('form', { name: /^Settings form/i })
     ).toBeInTheDocument();
   });
 
   it('renders a theme toggle setting', () => {
-    render(<SettingsForm />);
+    render(
+      <SettingsForm
+        ackeeStorageKey={ackeeStorageKey}
+        motionStorageKey={motionStorageKey}
+      />
+    );
     expect(
       screen.getByRole('checkbox', { name: /^Theme:/i })
     ).toBeInTheDocument();
   });
 
   it('renders a code blocks toggle setting', () => {
-    render(<SettingsForm />);
+    render(
+      <SettingsForm
+        ackeeStorageKey={ackeeStorageKey}
+        motionStorageKey={motionStorageKey}
+      />
+    );
     expect(
       screen.getByRole('checkbox', { name: /^Code blocks:/i })
     ).toBeInTheDocument();
   });
 
   it('renders a motion setting', () => {
-    render(<SettingsForm />);
+    render(
+      <SettingsForm
+        ackeeStorageKey={ackeeStorageKey}
+        motionStorageKey={motionStorageKey}
+      />
+    );
     expect(
       screen.getByRole('checkbox', { name: /^Animations:/i })
     ).toBeInTheDocument();
   });
 
   it('renders a Ackee setting', () => {
-    render(<SettingsForm />);
+    render(
+      <SettingsForm
+        ackeeStorageKey={ackeeStorageKey}
+        motionStorageKey={motionStorageKey}
+      />
+    );
     expect(
       screen.getByRole('combobox', { name: /^Tracking:/i })
     ).toBeInTheDocument();
diff --git a/src/components/organisms/forms/settings-form.tsx b/src/components/organisms/forms/settings-form.tsx
index 0a34601..c897fa5 100644
--- a/src/components/organisms/forms/settings-form.tsx
+++ b/src/components/organisms/forms/settings-form.tsx
@@ -2,16 +2,31 @@ import Form from '@components/atoms/forms/form';
 import AckeeSelect, {
   type AckeeSelectProps,
 } from '@components/molecules/forms/ackee-select';
-import MotionToggle from '@components/molecules/forms/motion-toggle';
+import MotionToggle, {
+  MotionToggleProps,
+} from '@components/molecules/forms/motion-toggle';
 import PrismThemeToggle from '@components/molecules/forms/prism-theme-toggle';
 import ThemeToggle from '@components/molecules/forms/theme-toggle';
 import { FC } from 'react';
 import { useIntl } from 'react-intl';
 import styles from './settings-form.module.scss';
 
-export type SettingsFormProps = Pick<AckeeSelectProps, 'tooltipClassName'>;
+export type SettingsFormProps = Pick<AckeeSelectProps, 'tooltipClassName'> & {
+  /**
+   * The local storage key for Ackee settings.
+   */
+  ackeeStorageKey: AckeeSelectProps['storageKey'];
+  /**
+   * The local storage key for Reduce motion settings.
+   */
+  motionStorageKey: MotionToggleProps['storageKey'];
+};
 
-const SettingsForm: FC<SettingsFormProps> = ({ tooltipClassName }) => {
+const SettingsForm: FC<SettingsFormProps> = ({
+  ackeeStorageKey,
+  motionStorageKey,
+  tooltipClassName,
+}) => {
   const intl = useIntl();
   const ariaLabel = intl.formatMessage({
     defaultMessage: 'Settings form',
@@ -21,13 +36,18 @@ const SettingsForm: FC<SettingsFormProps> = ({ tooltipClassName }) => {
 
   return (
     <Form aria-label={ariaLabel} onSubmit={() => null}>
-      <ThemeToggle labelClassName={styles.label} value={false} />
-      <PrismThemeToggle labelClassName={styles.label} value={false} />
-      <MotionToggle labelClassName={styles.label} value={false} />
+      <ThemeToggle labelClassName={styles.label} />
+      <PrismThemeToggle labelClassName={styles.label} />
+      <MotionToggle
+        labelClassName={styles.label}
+        storageKey={motionStorageKey}
+        value={false}
+      />
       <AckeeSelect
         initialValue="full"
         labelClassName={styles.label}
         tooltipClassName={tooltipClassName}
+        storageKey={ackeeStorageKey}
       />
     </Form>
   );
diff --git a/src/components/organisms/layout/header.stories.tsx b/src/components/organisms/layout/header.stories.tsx
index 98d6377..3ceb337 100644
--- a/src/components/organisms/layout/header.stories.tsx
+++ b/src/components/organisms/layout/header.stories.tsx
@@ -8,11 +8,23 @@ export default {
   title: 'Organisms/Layout',
   component: HeaderComponent,
   args: {
+    ackeeStorageKey: 'ackee-tracking',
     isHome: false,
+    motionStorageKey: 'reduced-motion',
     searchPage: '#',
     withLink: false,
   },
   argTypes: {
+    ackeeStorageKey: {
+      control: {
+        type: 'text',
+      },
+      description: 'Set Ackee settings local storage key.',
+      type: {
+        name: 'string',
+        required: true,
+      },
+    },
     baseline: {
       control: {
         type: 'text',
@@ -52,6 +64,16 @@ export default {
         required: false,
       },
     },
+    motionStorageKey: {
+      control: {
+        type: 'text',
+      },
+      description: 'Set Reduced motion settings local storage key.',
+      type: {
+        name: 'string',
+        required: true,
+      },
+    },
     nav: {
       description: 'The main navigation items.',
       type: {
diff --git a/src/components/organisms/layout/header.test.tsx b/src/components/organisms/layout/header.test.tsx
index a9896f8..414d96f 100644
--- a/src/components/organisms/layout/header.test.tsx
+++ b/src/components/organisms/layout/header.test.tsx
@@ -16,11 +16,13 @@ describe('Header', () => {
   it('renders the website title', () => {
     render(
       <Header
+        ackeeStorageKey="ackee-tracking"
+        isHome={true}
+        motionStorageKey="reduced-motion"
+        nav={nav}
+        photo={photo}
         searchPage="#"
         title={title}
-        photo={photo}
-        nav={nav}
-        isHome={true}
       />
     );
     expect(
@@ -29,7 +31,16 @@ describe('Header', () => {
   });
 
   it('renders the main nav', () => {
-    render(<Header searchPage="#" title={title} photo={photo} nav={nav} />);
+    render(
+      <Header
+        ackeeStorageKey="ackee-tracking"
+        motionStorageKey="reduced-motion"
+        nav={nav}
+        photo={photo}
+        searchPage="#"
+        title={title}
+      />
+    );
     expect(screen.getByRole('navigation')).toBeInTheDocument();
   });
 });
diff --git a/src/components/organisms/layout/header.tsx b/src/components/organisms/layout/header.tsx
index 18ebb31..f6212c3 100644
--- a/src/components/organisms/layout/header.tsx
+++ b/src/components/organisms/layout/header.tsx
@@ -6,7 +6,10 @@ import Toolbar, { type ToolbarProps } from '../toolbar/toolbar';
 import styles from './header.module.scss';
 
 export type HeaderProps = BrandingProps &
-  Pick<ToolbarProps, 'nav' | 'searchPage'> & {
+  Pick<
+    ToolbarProps,
+    'ackeeStorageKey' | 'motionStorageKey' | 'nav' | 'searchPage'
+  > & {
     /**
      * Set additional classnames to the header element.
      */
@@ -18,12 +21,25 @@ export type HeaderProps = BrandingProps &
  *
  * Render the website header.
  */
-const Header: FC<HeaderProps> = ({ className, nav, searchPage, ...props }) => {
+const Header: FC<HeaderProps> = ({
+  ackeeStorageKey,
+  className,
+  motionStorageKey,
+  nav,
+  searchPage,
+  ...props
+}) => {
   return (
     <header className={`${styles.wrapper} ${className}`}>
       <div className={styles.body}>
         <Branding {...props} />
-        <Toolbar nav={nav} searchPage={searchPage} className={styles.toolbar} />
+        <Toolbar
+          ackeeStorageKey={ackeeStorageKey}
+          className={styles.toolbar}
+          motionStorageKey={motionStorageKey}
+          nav={nav}
+          searchPage={searchPage}
+        />
       </div>
     </header>
   );
diff --git a/src/components/organisms/modals/search-modal.tsx b/src/components/organisms/modals/search-modal.tsx
index e92bf1b..c731048 100644
--- a/src/components/organisms/modals/search-modal.tsx
+++ b/src/components/organisms/modals/search-modal.tsx
@@ -10,6 +10,7 @@ const DynamicSearchForm = dynamic(
   () => import('@components/organisms/forms/search-form'),
   {
     loading: () => <Spinner />,
+    ssr: false,
   }
 );
 
diff --git a/src/components/organisms/modals/settings-modal.test.tsx b/src/components/organisms/modals/settings-modal.test.tsx
index acbf7d1..d6ed989 100644
--- a/src/components/organisms/modals/settings-modal.test.tsx
+++ b/src/components/organisms/modals/settings-modal.test.tsx
@@ -3,7 +3,12 @@ import SettingsModal from './settings-modal';
 
 describe('SettingsModal', () => {
   it('renders a fake heading', () => {
-    render(<SettingsModal />);
+    render(
+      <SettingsModal
+        ackeeStorageKey="ackee-tracking"
+        motionStorageKey="reduce-motion"
+      />
+    );
     expect(screen.getByText(/Settings/i)).toBeInTheDocument();
   });
 });
diff --git a/src/components/organisms/modals/settings-modal.tsx b/src/components/organisms/modals/settings-modal.tsx
index e724076..5d14836 100644
--- a/src/components/organisms/modals/settings-modal.tsx
+++ b/src/components/organisms/modals/settings-modal.tsx
@@ -10,11 +10,15 @@ const DynamicSettingsForm = dynamic(
   () => import('@components/organisms/forms/settings-form'),
   {
     loading: () => <Spinner />,
+    ssr: false,
   }
 );
 
 export type SettingsModalProps = Pick<ModalProps, 'className'> &
-  Pick<SettingsFormProps, 'tooltipClassName'>;
+  Pick<
+    SettingsFormProps,
+    'ackeeStorageKey' | 'motionStorageKey' | 'tooltipClassName'
+  >;
 
 /**
  * SettingsModal component
diff --git a/src/components/organisms/toolbar/settings.stories.tsx b/src/components/organisms/toolbar/settings.stories.tsx
index aab4b9e..9d04932 100644
--- a/src/components/organisms/toolbar/settings.stories.tsx
+++ b/src/components/organisms/toolbar/settings.stories.tsx
@@ -8,7 +8,21 @@ import Settings from './settings';
 export default {
   title: 'Organisms/Toolbar/Settings',
   component: Settings,
+  args: {
+    ackeeStorageKey: 'ackee-tracking',
+    motionStorageKey: 'reduced-motion',
+  },
   argTypes: {
+    ackeeStorageKey: {
+      control: {
+        type: 'text',
+      },
+      description: 'Set Ackee settings local storage key.',
+      type: {
+        name: 'string',
+        required: true,
+      },
+    },
     className: {
       control: {
         type: 'text',
@@ -32,6 +46,16 @@ export default {
         required: true,
       },
     },
+    motionStorageKey: {
+      control: {
+        type: 'text',
+      },
+      description: 'Set Reduced motion settings local storage key.',
+      type: {
+        name: 'string',
+        required: true,
+      },
+    },
     setIsActive: {
       control: {
         type: null,
diff --git a/src/components/organisms/toolbar/settings.test.tsx b/src/components/organisms/toolbar/settings.test.tsx
index 96a32c9..7ccb234 100644
--- a/src/components/organisms/toolbar/settings.test.tsx
+++ b/src/components/organisms/toolbar/settings.test.tsx
@@ -3,14 +3,28 @@ import Settings from './settings';
 
 describe('Settings', () => {
   it('renders a button to open settings modal', () => {
-    render(<Settings isActive={false} setIsActive={() => null} />);
+    render(
+      <Settings
+        ackeeStorageKey="ackee-tracking"
+        motionStorageKey="reduced-motion"
+        isActive={false}
+        setIsActive={() => null}
+      />
+    );
     expect(
       screen.getByRole('checkbox', { name: 'Open settings' })
     ).toBeInTheDocument();
   });
 
   it('renders a button to close settings modal', () => {
-    render(<Settings isActive={true} setIsActive={() => null} />);
+    render(
+      <Settings
+        ackeeStorageKey="ackee-tracking"
+        motionStorageKey="reduced-motion"
+        isActive={true}
+        setIsActive={() => null}
+      />
+    );
     expect(
       screen.getByRole('checkbox', { name: 'Close settings' })
     ).toBeInTheDocument();
diff --git a/src/components/organisms/toolbar/settings.tsx b/src/components/organisms/toolbar/settings.tsx
index 43d3190..9985ba0 100644
--- a/src/components/organisms/toolbar/settings.tsx
+++ b/src/components/organisms/toolbar/settings.tsx
@@ -1,7 +1,7 @@
 import Checkbox, { type CheckboxProps } from '@components/atoms/forms/checkbox';
 import Label from '@components/atoms/forms/label';
 import Cog from '@components/atoms/icons/cog';
-import { FC, forwardRef, ForwardRefRenderFunction } from 'react';
+import { forwardRef, ForwardRefRenderFunction } from 'react';
 import { useIntl } from 'react-intl';
 import SettingsModal, {
   type SettingsModalProps,
@@ -9,7 +9,10 @@ import SettingsModal, {
 import settingsStyles from './settings.module.scss';
 import sharedStyles from './toolbar-items.module.scss';
 
-export type SettingsProps = {
+export type SettingsProps = Pick<
+  SettingsModalProps,
+  'ackeeStorageKey' | 'motionStorageKey' | 'tooltipClassName'
+> & {
   /**
    * Set additional classnames to the modal wrapper.
    */
@@ -22,14 +25,17 @@ export type SettingsProps = {
    * A callback function to handle button state.
    */
   setIsActive: CheckboxProps['setValue'];
-  /**
-   * Set additional classnames to the tooltip wrapper.
-   */
-  tooltipClassName?: SettingsModalProps['tooltipClassName'];
 };
 
 const Settings: ForwardRefRenderFunction<HTMLDivElement, SettingsProps> = (
-  { className = '', isActive, setIsActive, tooltipClassName = '' },
+  {
+    ackeeStorageKey,
+    className = '',
+    isActive,
+    motionStorageKey,
+    setIsActive,
+    tooltipClassName = '',
+  },
   ref
 ) => {
   const intl = useIntl();
@@ -62,7 +68,9 @@ const Settings: ForwardRefRenderFunction<HTMLDivElement, SettingsProps> = (
         <Cog />
       </Label>
       <SettingsModal
+        ackeeStorageKey={ackeeStorageKey}
         className={`${sharedStyles.modal} ${settingsStyles.modal} ${className}`}
+        motionStorageKey={motionStorageKey}
         tooltipClassName={tooltipClassName}
       />
     </div>
diff --git a/src/components/organisms/toolbar/toolbar-items.module.scss b/src/components/organisms/toolbar/toolbar-items.module.scss
index c970b71..20abe01 100644
--- a/src/components/organisms/toolbar/toolbar-items.module.scss
+++ b/src/components/organisms/toolbar/toolbar-items.module.scss
@@ -22,7 +22,7 @@
 .modal {
   position: absolute;
   top: var(--toolbar-size, calc(var(--btn-size) + var(--spacing-2xs)));
-  transition: all 0.8s ease-in-out 0s;
+  transition: all 0.8s ease-in-out 0s, background 0s;
 
   @include mix.media("screen") {
     @include mix.dimensions(null, "sm") {
diff --git a/src/components/organisms/toolbar/toolbar.stories.tsx b/src/components/organisms/toolbar/toolbar.stories.tsx
index 477cb55..1f07e79 100644
--- a/src/components/organisms/toolbar/toolbar.stories.tsx
+++ b/src/components/organisms/toolbar/toolbar.stories.tsx
@@ -8,9 +8,21 @@ export default {
   title: 'Organisms/Toolbar',
   component: ToolbarComponent,
   args: {
+    ackeeStorageKey: 'ackee-tracking',
+    motionStorageKey: 'reduced-motion',
     searchPage: '#',
   },
   argTypes: {
+    ackeeStorageKey: {
+      control: {
+        type: 'text',
+      },
+      description: 'Set Ackee settings local storage key.',
+      type: {
+        name: 'string',
+        required: true,
+      },
+    },
     className: {
       control: {
         type: 'text',
@@ -24,6 +36,16 @@ export default {
         required: false,
       },
     },
+    motionStorageKey: {
+      control: {
+        type: 'text',
+      },
+      description: 'Set Reduced motion settings local storage key.',
+      type: {
+        name: 'string',
+        required: true,
+      },
+    },
     nav: {
       description: 'The main nav items.',
       type: {
diff --git a/src/components/organisms/toolbar/toolbar.test.tsx b/src/components/organisms/toolbar/toolbar.test.tsx
index 05e84ff..72965e8 100644
--- a/src/components/organisms/toolbar/toolbar.test.tsx
+++ b/src/components/organisms/toolbar/toolbar.test.tsx
@@ -10,7 +10,14 @@ const nav = [
 
 describe('Toolbar', () => {
   it('renders a navigation menu', () => {
-    render(<Toolbar nav={nav} searchPage="#" />);
+    render(
+      <Toolbar
+        ackeeStorageKey="ackee-tracking"
+        motionStorageKey="reduced-motion"
+        nav={nav}
+        searchPage="#"
+      />
+    );
     expect(screen.getByRole('navigation')).toBeInTheDocument();
   });
 });
diff --git a/src/components/organisms/toolbar/toolbar.tsx b/src/components/organisms/toolbar/toolbar.tsx
index e4188fe..e196c09 100644
--- a/src/components/organisms/toolbar/toolbar.tsx
+++ b/src/components/organisms/toolbar/toolbar.tsx
@@ -2,26 +2,33 @@ import useClickOutside from '@utils/hooks/use-click-outside';
 import { FC, useRef, useState } from 'react';
 import MainNav, { type MainNavProps } from '../toolbar/main-nav';
 import Search, { type SearchProps } from '../toolbar/search';
-import Settings from '../toolbar/settings';
+import Settings, { SettingsProps } from '../toolbar/settings';
 import styles from './toolbar.module.scss';
 
-export type ToolbarProps = Pick<SearchProps, 'searchPage'> & {
-  /**
-   * Set additional classnames to the toolbar wrapper.
-   */
-  className?: string;
-  /**
-   * The main nav items.
-   */
-  nav: MainNavProps['items'];
-};
+export type ToolbarProps = Pick<SearchProps, 'searchPage'> &
+  Pick<SettingsProps, 'ackeeStorageKey' | 'motionStorageKey'> & {
+    /**
+     * Set additional classnames to the toolbar wrapper.
+     */
+    className?: string;
+    /**
+     * The main nav items.
+     */
+    nav: MainNavProps['items'];
+  };
 
 /**
  * Toolbar component
  *
  * Render the website toolbar.
  */
-const Toolbar: FC<ToolbarProps> = ({ className = '', nav, searchPage }) => {
+const Toolbar: FC<ToolbarProps> = ({
+  ackeeStorageKey,
+  className = '',
+  motionStorageKey,
+  nav,
+  searchPage,
+}) => {
   const [isNavOpened, setIsNavOpened] = useState<boolean>(false);
   const [isSearchOpened, setIsSearchOpened] = useState<boolean>(false);
   const [isSettingsOpened, setIsSettingsOpened] = useState<boolean>(false);
@@ -53,11 +60,13 @@ const Toolbar: FC<ToolbarProps> = ({ className = '', nav, searchPage }) => {
         ref={searchRef}
       />
       <Settings
+        ackeeStorageKey={ackeeStorageKey}
+        className={`${styles.modal} ${styles['modal--settings']}`}
         isActive={isSettingsOpened}
+        motionStorageKey={motionStorageKey}
+        ref={settingsRef}
         setIsActive={setIsSettingsOpened}
-        className={`${styles.modal} ${styles['modal--settings']}`}
         tooltipClassName={styles.tooltip}
-        ref={settingsRef}
       />
     </div>
   );
diff --git a/src/components/templates/layout/layout.tsx b/src/components/templates/layout/layout.tsx
index 559eaed..8f0d4e7 100644
--- a/src/components/templates/layout/layout.tsx
+++ b/src/components/templates/layout/layout.tsx
@@ -193,14 +193,16 @@ const Layout: FC<LayoutProps> = ({
         {skipToContent}
       </ButtonLink>
       <Header
-        title={name}
+        ackeeStorageKey="ackee-tracking"
         baseline={baseline}
-        photo={picture}
+        className={styles.header}
+        isHome={isHome}
+        motionStorageKey="reduced-motion"
         nav={mainNav}
+        photo={picture}
         searchPage="/recherche"
-        isHome={isHome}
+        title={name}
         withLink={true}
-        className={styles.header}
       />
       <Main id="main" className={styles.main}>
         <article
diff --git a/src/components/templates/page/page-layout.tsx b/src/components/templates/page/page-layout.tsx
index d171944..54b8d6e 100644
--- a/src/components/templates/page/page-layout.tsx
+++ b/src/components/templates/page/page-layout.tsx
@@ -20,6 +20,7 @@ import CommentsList, {
 import TableOfContents from '@components/organisms/widgets/table-of-contents';
 import { type SendCommentVars } from '@services/graphql/api';
 import { sendComment } from '@services/graphql/comments';
+import useCodeBlocksTheme from '@utils/hooks/use-code-blocks-theme';
 import useIsMounted from '@utils/hooks/use-is-mounted';
 import Script from 'next/script';
 import { FC, HTMLAttributes, ReactNode, useRef, useState } from 'react';
@@ -183,6 +184,8 @@ const PageLayout: FC<PageLayoutProps> = ({
     return Object.values(meta).every((value) => value === null);
   };
 
+  useCodeBlocksTheme(bodyRef);
+
   return (
     <>
       <Script