@naimi/alib/node/alib-intersection-mul.js

alib

const fs = require('fs')

//! multiply all array elements by n. works on any dimension arrays
arr_multiply = function (arr, n, len) {
  if (typeof len == "undefined")
    len = 0;
  if (arr.length === len) return 0;

  if (Array.isArray(arr[len]))
    arr_multiply(arr[len], n);
  else
    arr[len] = arr[len] * n;

  arr_multiply(arr, n, len + 1);
}

//! convert all floats > int. works on any dimension arrays
arr2fixed = function (arr, n, len) {
  if (typeof len == "undefined")
    len = 0;
  if (arr.length === len) return 0;

  if (Array.isArray(arr[len]))
    arr2fixed(arr[len], n);
  else
    arr[len] = parseFloat(arr[len].toFixed(n));

  arr2fixed(arr, n, len + 1);
}

var inp_fn = process.argv[2]
if (process.argv[3] === undefined)
  var out_fn = inp_fn.replace(".json", "") + "_peak-hour.json"
else
  var out_fn = process.argv[3];

const fsp = fs.promises;
async function dir(pth) {
  try {
    return fsp.readdir(pth);
  } catch (e) {
    console.log(e);
  }
}

async function readf(inp) {
  try {
    console.log("reading :" + inp);
    return await fsp.readFile(inp, {
      encoding: 'utf8'
    });
  } catch (e) {
    console.log(e);
  }
}

async function savef(fn, txt) {
  try {
    console.log("saving :" + fn);
    return await fsp.writeFile(fn, txt);
  } catch (e) {
    console.log(e);
  }
}

async function remove_per(inp) {
  return inp.replace(/%22/g, "\"").replace(/%20/g, " ").replace(/%3F/g, "?").replace(/%26/g, "&").replace(/%3C/g, "<").replace(/%3D/g, "=");
}

const main = async () => {
  const res = await dir("c:/");
  var int0_str = await readf(inp_fn);
  var int0 = JSON.parse(int0_str);

  factor_am = 0.417
  factor_pm = 0.294
  if (inp_fn.toLowerCase().includes("bmc")) {
    //! For MWCOG model:
    //! AM peak period   3 Hrs. (6 AM - 9 AM) (41.7%)
    //! Midday  period   6 Hrs. (9 AM - 3 PM)  (17.7%)
    //! PM peak period   4 Hrs. (3 PM - 7 PM) (29.4%)
    //! Night   period  11 Hrs. (7 PM - 6 AM)  (15.0%)
    //!
    //! For BMC Model:
    //! AM = 6:30a - 9:30a (37.2%)
    //! MD = 9:30a - 3:30p (18.4%)
    //! PM = 3:30p - 6:30p (36.0%)
    //! NT = 6:30p - 6:30a (18.9%)
    factor_am = 0.372
    factor_pm = 0.360
  }
  //! int0_ph = clone_obj(int0)
  int0_ph = int0
  arr_multiply(int0_ph.AMVol, factor_am);
  arr_multiply(int0_ph.PMVol, factor_pm);
  arr_multiply(int0_ph.AMTot_inp, factor_am);
  arr_multiply(int0_ph.PMTot_inp, factor_pm);
  arr_multiply(int0_ph.AMTot_out, factor_am);
  arr_multiply(int0_ph.PMTot_out, factor_pm);

  arr2fixed(int0_ph.AMVol, 0);
  arr2fixed(int0_ph.PMVol, 0);
  arr2fixed(int0_ph.AMTot_inp, 0);
  arr2fixed(int0_ph.PMTot_inp, 0);
  arr2fixed(int0_ph.AMTot_out, 0);
  arr2fixed(int0_ph.PMTot_out, 0);
  strOut_ph = JSON.stringify(int0_ph, 2); //! js
  // strOut_ph = beautify(strOut_ph); //! npm
  var done_fy = await savef(out_fn, strOut_ph)
}

main();