import type { info } from "./types.ts";

export default (info: info) =>
  `s=>${
    Array.from(
      {
        length: info.elements.length - 1,
      },
      (
        _,
        i,
      ) => [
        `(a${i}=>`,
        `)(s.indexOf("/"${i !== 0 ? `,a${i - 1}` : ""}) + 1)`,
      ],
    ).reverse().reduce(
      (acc, v) => v[0] + acc + v[1],
      `({${
        Array.from({
          length: info.elements.length,
        }, (_, id) =>
          id === 0
            ? ` ${info.elements[id].slice(1)} : s.slice(0, a0 - 1)`
            : id === (info.elements.length - 1)
            ? ` ${info.elements[id].slice(1)} : s.slice(a${id - 1})`
            : `  ${info.elements[id].slice(1)} : s.slice(a${
              id - 1
            }, a${id} - 1)`).join(",")
      }})`,
    )
  }`;