"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.timestamp = exports.floatTime = exports.intTime = void 0;

var _stringify = require("../../stringify");

const parseSexagesimal = (sign, parts) => {
  const n = parts.split(':').reduce((n, p) => n * 60 + Number(p), 0);
  return sign === '-' ? -n : n;
}; // hhhh:mm:ss.sss


const stringifySexagesimal = ({
  value
}) => {
  if (isNaN(value) || !isFinite(value)) return (0, _stringify.stringifyNumber)(value);
  let sign = '';

  if (value < 0) {
    sign = '-';
    value = Math.abs(value);
  }

  const parts = [value % 60]; // seconds, including ms

  if (value < 60) {
    parts.unshift(0); // at least one : is required
  } else {
    value = Math.round((value - parts[0]) / 60);
    parts.unshift(value % 60); // minutes

    if (value >= 60) {
      value = Math.round((value - parts[0]) / 60);
      parts.unshift(value); // hours
    }
  }

  return sign + parts.map(n => n < 10 ? '0' + String(n) : String(n)).join(':').replace(/000000\d*$/, '') // % 60 may introduce error
  ;
};

const intTime = {
  identify: value => typeof value === 'number',
  default: true,
  tag: 'tag:yaml.org,2002:int',
  format: 'TIME',
  test: /^([-+]?)([0-9][0-9_]*(?::[0-5]?[0-9])+)$/,
  resolve: (str, sign, parts) => parseSexagesimal(sign, parts.replace(/_/g, '')),
  stringify: stringifySexagesimal
};
exports.intTime = intTime;
const floatTime = {
  identify: value => typeof value === 'number',
  default: true,
  tag: 'tag:yaml.org,2002:float',
  format: 'TIME',
  test: /^([-+]?)([0-9][0-9_]*(?::[0-5]?[0-9])+\.[0-9_]*)$/,
  resolve: (str, sign, parts) => parseSexagesimal(sign, parts.replace(/_/g, '')),
  stringify: stringifySexagesimal
};
exports.floatTime = floatTime;
const timestamp = {
  identify: value => value instanceof Date,
  default: true,
  tag: 'tag:yaml.org,2002:timestamp',
  // If the time zone is omitted, the timestamp is assumed to be specified in UTC. The time part
  // may be omitted altogether, resulting in a date format. In such a case, the time part is
  // assumed to be 00:00:00Z (start of day, UTC).
  test: RegExp('^(?:' + '([0-9]{4})-([0-9]{1,2})-([0-9]{1,2})' + // YYYY-Mm-Dd
  '(?:(?:t|T|[ \\t]+)' + // t | T | whitespace
  '([0-9]{1,2}):([0-9]{1,2}):([0-9]{1,2}(\\.[0-9]+)?)' + // Hh:Mm:Ss(.ss)?
  '(?:[ \\t]*(Z|[-+][012]?[0-9](?::[0-9]{2})?))?' + // Z | +5 | -03:30
  ')?' + ')$'),
  resolve: (str, year, month, day, hour, minute, second, millisec, tz) => {
    if (millisec) millisec = (millisec + '00').substr(1, 3);
    let date = Date.UTC(year, month - 1, day, hour || 0, minute || 0, second || 0, millisec || 0);

    if (tz && tz !== 'Z') {
      let d = parseSexagesimal(tz[0], tz.slice(1));
      if (Math.abs(d) < 30) d *= 60;
      date -= 60000 * d;
    }

    return new Date(date);
  },
  stringify: ({
    value
  }) => value.toISOString().replace(/((T00:00)?:00)?\.000Z$/, '')
};
exports.timestamp = timestamp;