import linksData from "@/data/links.json"
import type { NavLink } from "@/types/navigation"

const links = linksData satisfies NavLink[]

function cloneLink(link: NavLink): NavLink {
  return { ...link, keywords: [...link.keywords] }
}

export function getLinks(): NavLink[] {
  return links.map(cloneLink)
}

export function getLinksByCategory(categoryId: string): NavLink[] {
  return links
    .filter((link) => link.categoryId === categoryId)
    .map(cloneLink)
    .sort((a, b) => a.sort - b.sort)
}

export function getPinnedLinks(limit = 8): NavLink[] {
  // 首页顺序必须独立于分类内 sort，否则 Vercel 与 Figma 无法同时满足两处设计。
  return links
    .filter((link) => link.pinned)
    .map(cloneLink)
    .sort(
      (a, b) =>
        (a.pinnedSort ?? Number.MAX_SAFE_INTEGER) -
        (b.pinnedSort ?? Number.MAX_SAFE_INTEGER),
    )
    .slice(0, limit)
}