extractSyllabus.ts

const { globSync } = require('glob')
const { writeFileSync } = require('fs')

// Sorting based on the initial number (even if it is in a string)
const sortArray = (arr: string[]) => {
  const tempArr: any[] = []
  let n
  for (let i in arr) {
    tempArr[i] = arr[i].match(/([^0-9]+)|([0-9]+)/g)
    for (let j in tempArr[i]) {
      if (!isNaN((n = parseInt(tempArr[i][j])))) {
        tempArr[i][j] = n
      }
    }
  }
  tempArr.sort(function (x, y) {
    for (let i in x) {
      if (y.length < i || x[i] < y[i]) {
        return -1 // x is longer
      }
      if (x[i] > y[i]) {
        return 1
      }
    }
    return 0
  })
  for (let i in tempArr) {
    arr[i] = tempArr[i].join('')
  }
  return arr
}

const dirs = globSync('./syllabus/**/**/*lides.md', { ignore: ['node_modules/**', '**/README.md'] })
const paths = sortArray(dirs).map((dir: any) =>
  dir
    .replace('syllabus/', '')
    .replace('_slides.md', '')
    .replace('_Slides.md', '')
    .replace('-slides.md', '')
    .replace('-Slides.md', '')
)

const parsed: any = {}
for (let i = 0; i < paths.length; i++) {
  let position = parsed
  const split = paths[i].split('/')
  for (let j = 0; j < split.length; j++) {
    if (split[j] !== '') {
      if (typeof position[split[j]] === 'undefined') position[split[j]] = {}
      position = position[split[j]]
    }
  }
}

const data = JSON.stringify(parsed)
writeFileSync('./src/syllabus.json', data)