export const thIgnore = [
	"🎹Worst Comps & Edits",
	"🎹 Yedits",
	"🎹 Comps & Edits",
	"Comps & Edits",
	"Worst Comps & Edits",
	"Yedits",
	"AI Models",
	"🎹 BPM & Key Tracker",
	"🎹Comps & Edits",
	"🎹 Worst Comps & Edits",
	"Allegations",
	"Rap Disses Timeline",
	"Underground Artists",
	"bpmkeytracker",
]

export function jsonToCsv(data: unknown|unknown[]) {
  const arr = Array.isArray(data) ? data : [data];
  const headers = [...new Set(arr.flatMap(o => Object.keys(o)))];

  const escape = (v: string )=>
    `"${String(v ?? "").replace(/"/g, '""')}"`;

  const rows = arr.map(o =>
    headers.map(h => escape(o[h])).join(",")
  );

  return [headers.join(","), ...rows].join("\n");
}

export enum TripleBool {
  MOSTLY = 2,
  YES = 1,
  NO = 0
}
export interface Entry { name: string, url: string, credit: string, updated: TripleBool, links_work: TripleBool, best: boolean };

export type Change =
  | { op: "delete"; name: string }
  | { op: "create"; name: string; item: Entry }
  | { op: "update"; name: string; changes: Partial<Entry> };
const TripleBoolStrings: Record<TripleBool, string> = {
  [TripleBool.MOSTLY]: "Mostly",
  [TripleBool.YES]: "Yes",
  [TripleBool.NO]: "No",
};

export function tripleBoolToString(v: TripleBool): string {
  return TripleBoolStrings[v];
}

export function tripleBool(bool: string): TripleBool {
  if(bool.toLowerCase() == "mostly") {
    return TripleBool.MOSTLY;
  } else if(bool.toLowerCase() == "yes") {
    return TripleBool.YES
  } else if(bool.toLowerCase() == "no") {
    return TripleBool.NO
  }

  throw new Error("tripleBool conversion function errored, mysteriously! Passed in: " + bool)
}

export function prettyStringify(z: unknown) {
  return JSON.stringify(z, null, 2).replace(/\n {2}"/g, ' "').replace(/\n}/, " }")
}

export function requireBasicAuth(req: Request): Response | null {
  const auth = req.headers.get("authorization");
  if (!auth || !auth.startsWith("Basic ")) {
    return new Response("Auth required", {
      status: 401,
      headers: { "WWW-Authenticate": 'Basic realm="acx-sheets"' }
    });
  }

  const decoded = Buffer.from(auth.slice(6), "base64").toString("utf8");
  const [user, pass] = decoded.split(":");

  if (
    user !== process.env.MERGE_USER ||
    pass !== process.env.MERGE_PASS
  ) {
    return new Response("Forbidden", { status: 403 });
  }

  return null;
}
export function ndjsonToJson(ndjson: string): unknown[] {
  return ndjson.split("\n").map(z => {
    try {
      return JSON.parse(z)
    } catch {
      return undefined;
    }
  }).filter(Boolean);
}