@neosjs/vitepress-theme/dist/composables/prev-next.mjs

NeosJS VitePress theme

import { computed } from "vue";
import { isActive } from "../shared.mjs";
import { getFlatSideBarLinks, getSidebar } from "../support/sidebar.mjs";
import { useData } from "./data.mjs";
export function usePrevNext() {
  const { page, theme, frontmatter } = useData();
  return computed(() => {
    const sidebar = getSidebar(theme.value.sidebar, page.value.relativePath);
    const candidates = getFlatSideBarLinks(sidebar);
    const index = candidates.findIndex((link) => {
      return isActive(page.value.relativePath, link.link);
    });
    const hidePrev = theme.value.docFooter?.prev === false && !frontmatter.value.prev || frontmatter.value.prev === false;
    const hideNext = theme.value.docFooter?.next === false && !frontmatter.value.next || frontmatter.value.next === false;
    return {
      prev: hidePrev ? void 0 : {
        text: (typeof frontmatter.value.prev === "string" ? frontmatter.value.prev : typeof frontmatter.value.prev === "object" ? frontmatter.value.prev.text : void 0) ?? candidates[index - 1]?.docFooterText ?? candidates[index - 1]?.text,
        link: (typeof frontmatter.value.prev === "object" ? frontmatter.value.prev.link : void 0) ?? candidates[index - 1]?.link
      },
      next: hideNext ? void 0 : {
        text: (typeof frontmatter.value.next === "string" ? frontmatter.value.next : typeof frontmatter.value.next === "object" ? frontmatter.value.next.text : void 0) ?? candidates[index + 1]?.docFooterText ?? candidates[index + 1]?.text,
        link: (typeof frontmatter.value.next === "object" ? frontmatter.value.next.link : void 0) ?? candidates[index + 1]?.link
      }
    };
  });
}