export function convertDate()

in web/frontend/src/assets/hd-date/utils.ts [220:295]
76 lines of code
31 McCabe index (conditional complexity)

export function convertDate(values: string, format: string[]): string[] {
  const createdValues: string[] = [];
  const letters = values.match(REGULAR_LETTERS);
  const separator = values.match(/[\/,\-,\.,\\]/);
  const arrayValues: string[] = values.match(/\d+/gi);
  let count = 0;
  for (let i = 0; i < format.length; i++) {
    if (separator != null) {
      if (format[0] === DateTimeFormat.yyyy || arrayValues[0].length === 4) {
        if (
          format[i] === DateTimeFormat.dd ||
          format[i] === DateTimeFormat.MM ||
          format[i] === DateTimeFormat.yyyy ||
          format[i] === DateTimeFormat.yy
        ) {
          createdValues.push(getValue(arrayValues, format[i]));
          count++;
        }
      } else {
        if (separator[0] === '.' || separator[0] === '-' || separator[0] === ',') {
          if (format[i] === DateTimeFormat.dd) {
            createdValues.push(arrayValues[0]);
            count++;
          } else if (format[i] === DateTimeFormat.MM) {
            createdValues.push(arrayValues[1]);
            count++;
          } else if (format[i] === DateTimeFormat.yyyy) {
            createdValues.push(getValue(arrayValues, format[i]));
            count++;
          } else if (format[i] === DateTimeFormat.yy) {
            createdValues.push(arrayValues[2]);
            count++;
          }
        } else {
          if (
            format[i] === DateTimeFormat.dd ||
            format[i] === DateTimeFormat.MM ||
            format[i] === DateTimeFormat.yyyy ||
            format[i] === DateTimeFormat.yy
          ) {
            createdValues.push(getValue(arrayValues, format[i]));
            count++;
          } else if (format[i] === DateTimeFormat.yy) {
            createdValues.push(arrayValues[2]);
            count++;
          }
        }
      }
    }
    if (!isNaN(parseInt(arrayValues[count]))) {
      if (format[i] === DateTimeFormat.HH) {
        HOURS = parseInt(arrayValues[count]);
        if (letters != null && letters[0] === 'PM') {
          createdValues.push(correctHours(arrayValues[count], format[i]));
        } else {
          createdValues.push(arrayValues[count]);
        }
        count++;
      } else if (format[i] === DateTimeFormat.hh) {
        HOURS = parseInt(arrayValues[count]);
        createdValues.push(correctHours(arrayValues[count], format[i]));
        count++;
      } else if (format[i] === DateTimeFormat.mm) {
        createdValues.push(arrayValues[count]);
        count++;
      } else if (format[i] === DateTimeFormat.ss) {
        createdValues.push(arrayValues[count]);
        count++;
      } else if (format[i].length === 3 || format[i].length === 6 || format[i].length === 9) {
        createdValues.push(arrayValues[count].slice(0, format[i].length));
        count++;
      }
    }
  }
  return createdValues;
}