vuex4 + filtering stuff in component

compoent-setup-function.js

      setup(props) {
        const store = useStore()

        const user = computed(() => {
          return store.getters.authUser
        })

        const posts = computed(() => {
          return store.getters.posts
        })

        const userPosts = computed(() => {
          //console.log(user, posts)
          const res = []
          for (const key in Object.keys(posts.value)) {
            res.push(posts[key])
          }
          return res
         //.value.filter(post => post.userId == user.userId)
        })

        const userPostsCount = watch(userPosts, (userPosts) => userPosts.lenth)

        return {userPosts, user, userPostsCount}
      },