#include <regex>
#include "validation.h"

// Check that:
// - first line is an int between 1 and 100
// - next lines are under format "Name mm-dd" with
//    * Name a string using the characters [a-zA-Z]
//    * mm describing a month (01, 02,..., 11, 12)
//    * dd describing a day (01, 02,..., 30, 31)
// - dd matches the month (month 02, max value of dd = 28, month 04, 06,
//   09 and 11, max value of dd = 30)

static const std::regex name_regex("[a-zA-Z]+");
static const std::regex date_regex("[0-1][0-9]-[0-3][0-9]");

int main(int argc, char **argv) {
  InputValidator v;
  int n = v.read_int(1, 100);
  v.newline();
  for (int i = 0; i < n; i++) {
    string name = v.read_string(1, 20);
    size_t size = name.length();
    if (!regex_search(name, name_regex)) v.WA("Not a valid name (should be written using [a-zA-Z] characters only).");
    v.space();

    string date = v.read_string(5, 5);
    if (!std::regex_match(date, date_regex)) v.WA("Not a valid date (should be written under mm-dd format).");

	if(date[2] != '-') v.WA("Date ", date, " should be separated by a -");

    string month_str = date.substr(0, 2);
    int month = stoi(month_str);
    string day_str = date.substr(3, 2);
    int day = stoi(day_str);

    if (month < 0 || month > 12) v.WA("Not a valid month number (should be between 1 and 12).");
    if (month == 2 && day > 28) v.WA("Not a valid day number (should be between 1 and 28 for February).");
    if ((month == 4 || month == 6 || month == 9 || month == 11) && day > 30)
      v.WA("Not a valid day number (should be between 1 and 30 for April, June, September or November).");
    if (day < 0 || day > 31) v.WA("Not a valid day number (should be between 1 and 31 for January, March, May, July, August, October or December).");

    v.newline();
  }
}