website/store/color.ts

import {defineStore} from 'pinia'
import {ColorsTheme} from '~~/types'

export const useColorStore = defineStore(
  'color',
  () => {
    const colorCookie = useCookie('color', { path: '/', default: () => ColorsTheme.RED })

    const appConfig = useAppConfig()
    watch(colorCookie, (newColor) => {
      appConfig.ui.primary = newColor
    }, { immediate: true })

    function setColor(color: string) {
      colorCookie.value = color as ColorsTheme
    }

    const getColor = computed(() => colorCookie)

    return {
      getColor,
      setColor,
    }
  },
  {
    persist: true,
  },
)