import commonConst from './commonConst';
import { clipboard } from 'electron';
import plist from 'plist';
import fs from 'fs';
import path from 'path';
import ofs from 'original-fs';

export default function getCopyFiles(): Array<any> | null {
  let fileInfo;
  if (commonConst.macOS()) {
    if (!clipboard.has('NSFilenamesPboardType')) return null;
    const result = clipboard.read('NSFilenamesPboardType');
    if (!result) return null;
    try {
      fileInfo = plist.parse(result);
    } catch (e) {
      return null;
    }
  } else if (process.platform === 'win32') {
    /* eslint-disable */
    const clipboardEx = require('electron-clipboard-ex');
    fileInfo = clipboardEx.readFilePaths();
    // todo
  } else {
    if (!commonConst.linux()) return null;
    if (!clipboard.has('text/uri-list')) return null;
    const result = clipboard.read('text/uri-list').match(/^file:\/\/\/.*/gm);
    if (!result || !result.length) return null;
    fileInfo = result.map((e) =>
      decodeURIComponent(e).replace(/^file:\/\//, '')
    );
  }
  if (!Array.isArray(fileInfo)) return null;
  const target: any = fileInfo
    .map((p) => {
      if (!fs.existsSync(p)) return false;
      let info;
      try {
        info = ofs.lstatSync(p);
      } catch (e) {
        return false;
      }
      return {
        isFile: info.isFile(),
        isDirectory: info.isDirectory(),
        name: path.basename(p) || p,
        path: p,
      };
    })
    .filter(Boolean);
  return target.length ? target : null;
}