import { randomRangeInt, range, times, toList } from "@milaboratories/helpers";
import { faker } from "@faker-js/faker";
import type { ImportFileHandleUpload, ListFilesResult, LsEntry } from "@platforma-sdk/model";

export const capitalizeFirstLetter = (str: string) => {
  return str.charAt(0).toUpperCase() + str.slice(1);
};

const d = new Map<string, LsEntry[]>();

export const getLsFilesResult = (path: string): ListFilesResult => {
  const length = randomRangeInt(1, 1000);

  if (path.endsWith("11")) {
    throw Error("Some error " + faker.lorem.paragraph() + faker.lorem.paragraph());
  }

  if (!d.has(path)) {
    const dirPath = path === "/" ? "" : path;

    d.set(
      path,
      toList(range(0, length)).map((i) => {
        if (i < 10) {
          let name = faker.word.noun();
          if (Math.random() < 0.2) {
            name = "." + name;
          }
          return {
            type: "dir",
            name,
            fullPath: dirPath + "/" + name,
          };
        }

        const name =
          times(randomRangeInt(1, 40), () => {
            if (Math.random() < 0.2) {
              return capitalizeFirstLetter(faker.word.noun());
            }

            return faker.word.noun();
          }).join(" ") + faker.system.commonFileName();

        const handle = `upload://upload/${encodeURIComponent(
          JSON.stringify({
            localPath: dirPath + "/" + name,
          }),
        )}` as ImportFileHandleUpload;

        return {
          type: "file",
          name,
          fullPath: dirPath + "/" + name,
          handle,
        };
      }),
    );
  }

  return {
    parent: "/",
    entries: d.get(path)!,
  };
};