Solution: Build a Theme and Notifications Panel

Review the solution that implements a segmented theme context, a reducer-based reusable toggle component, and a derived notification summary for the theme and notifications settings panel.

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Below is an example implementation of a theme and notifications panel that uses a scoped theme context and reusable toggle components. The implementation demonstrates modular state management, local notification handling, and UI updates driven by state changes.

Solution

Here’s the implementation for the “Theme” and “Notifications” panel, featuring segmented context, reusable toggles, and dynamic state management: