import { Request, Response } from "express";
import fs from "fs-extra";
import path from "path";
import GenerateThumbnail from "../util/generateThumbnail";
import GenerateUrl from "../util/MediaUrlGen";
import { FolderPaths } from "../util/serverInit";

export async function JobsListMedia(req: Request, res: Response) {
  const ro_number: string = (req.body.ro_number || "").trim();
  await fs.ensureDir(path.join(FolderPaths.Jobs, ro_number));
  const filesList: fs.Dirent[] = (
    await fs.readdir(path.join(FolderPaths.Jobs, ro_number), {
      withFileTypes: true,
    })
  ).filter((f) => f.isFile() && !/(^|\/)\.[^\/\.]/g.test(f.name));

  const ret: MediaFile[] = await Promise.all(
    filesList.map(async (file) => {
      const thumbPath: string = await GenerateThumbnail(
        path.join(FolderPaths.Jobs, ro_number, file.name)
      );
      return {
        src: GenerateUrl([
          FolderPaths.StaticPath,
          FolderPaths.JobsFolder,
          ro_number,
          file.name,
        ]),
        thumb: GenerateUrl([
          FolderPaths.StaticPath,
          FolderPaths.JobsFolder,
          ro_number,
          thumbPath,
        ]),
      };
    })
  );

  res.json(ret);
}

interface MediaFile {
  src: string;
  thumb: string;
}