import { ObjectId } from "mongodb";
import { BOARD_COLUMN_STATUSES } from "./scanResources.constants";
import type { BoardColumn, UrlTaskStatus } from "./scanResources.types";

const STATUS_TO_COLUMN: Record<UrlTaskStatus, BoardColumn> = Object.entries(
  BOARD_COLUMN_STATUSES,
).reduce(
  (acc, [column, statuses]) => {
    for (const status of statuses) {
      acc[status] = column as BoardColumn;
    }
    return acc;
  },
  {} as Record<UrlTaskStatus, BoardColumn>,
);

export const boardColumn = (status: UrlTaskStatus): BoardColumn =>
  STATUS_TO_COLUMN[status];

export const statusesForColumn = (
  column: BoardColumn,
): readonly UrlTaskStatus[] => BOARD_COLUMN_STATUSES[column];

export const encodeCursor = (id: ObjectId): string =>
  Buffer.from(id.toHexString()).toString("base64");

export const decodeCursor = (cursor: string): ObjectId =>
  new ObjectId(Buffer.from(cursor, "base64").toString("utf-8"));

export const escapeRegex = (text: string): string =>
  text.replace(/[.*+?^${}()|[\]\\]/g, "\\$&");