hooks/use-meta-color.ts


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import * as React from "react"
import { useTheme } from "next-themes"

import { META_THEME_COLORS } from "@/config/site"

export function useMetaColor() {
  const { resolvedTheme } = useTheme()

  const metaColor = React.useMemo(() => {
    return resolvedTheme !== "dark"
      ? META_THEME_COLORS.light
      : META_THEME_COLORS.dark
  }, [resolvedTheme])

  const setMetaColor = React.useCallback((color: string) => {
    document
      .querySelector('meta[name="theme-color"]')
      ?.setAttribute("content", color)
  }, [])

  return {
    metaColor,
    setMetaColor,
  }
}