#!/usr/bin/env node

// route searcher with some custom params (...page..., ...api... etc) for next.js

import klaw from "klaw";

import * as fs from 'fs';  // OR const fs = require('fs').promises;
import path from "path";
import * as _fs from 'fs';  // OR const fs = require('fs').promises;

function errorsss(err: NodeJS.ErrnoException | null) {
  if (err) {
    if (err.errno == -4058) {
      return;
    } else {
      return console.error(err);
    }
  }

  if (false)
    console.log("File created!");
}

export const main = async (): Promise<void> => {
  if (true)
    console.log('__dirname', '../' + process.cwd());

  const dir = './pages'
  var basePath = path.normalize(process.cwd() + '\\' + dir);
  var piecesRoot = basePath.split('\\');

  if (false) {
    const files = fs.readdirSync(dir)

    for (const file of files) {
      console.log(file)
    }
  }
  var files = [];
  var folders = [];

  for await (const file of klaw(dir)) {
    // rules
    if (file.stats.isFile()
      && file.path.includes('.page.')
      && !file.path.includes('[slug]')
      && !file.path.includes('\\protected\\')
    ) {

      // rules
      let _path = file.path.split("\\")
      let _fileName = _path[_path.length - 1];

      if (!_fileName.startsWith('_')
        && !_fileName.includes('...')) {
        let result = file.path;
        let folder = path.dirname(result);
        files.push(result);
        folders.push(folder);
      }
    }
  }

  folders = [...new Set(folders)];

  if (true) {
    console.log('\r\n');
    console.log(files);
    console.log('\r\n');
    console.log(basePath);
  }

  folders.forEach(p => {
    let folderName = path.basename(p);
    let pieces = p.split('\\');
    let piecesDifference = pieces.length - piecesRoot.length;
    if (piecesDifference > 0) {
      console.log(`${piecesRoot.length}/${pieces.length} for ${folderName}`);
      process.chdir(p);
      console.log(`current directory: ${process.cwd()}`);
      console.log('\r\n');

      if (true) {
        // remove this in every directory
        let fileName = 'foldername.ts';
        _fs.rm(fileName, errorsss);
        let line = `export const folderName = "${folderName}";
        \r\n
        export const level${piecesDifference}_folderName = "${folderName}";`;
        console.log(line);

        if (false)
          fs.writeFile(fileName, line, errorsss);
      }
    }
  });

}

main();