import type { DocLink } from "@/lib/docs";

export function collectionLabel(name: string) {
  return name.replace(/ 文档$| 源码教程$|问题集$/g, "");
}
export function collectionTone(name?: string) {
  if (name?.includes("Pretext")) return "blue";
  if (name?.includes("语言设计")) return "violet";
  if (name?.includes("垃圾回收")) return "amber";
  return "green";
}
export function collectionIcon(name?: string): "book" | "code" | "layers" | "nodes" {
  if (name?.includes("Pretext")) return "code";
  if (name?.includes("语言设计")) return "layers";
  if (name?.includes("垃圾回收")) return "nodes";
  return "book";
}
export function collectionEntries(docs: DocLink[]) {
  return [...new Set(docs.map((doc) => doc.collection))].map((name) => {
    const items = docs.filter((doc) => doc.collection === name);
    const entry = items.find((doc) => doc.slug.endsWith("/overview")) ?? items[0];
    return { name, entry, count: items.length };
  });
}