public int CheckPassports(string data, IPassportValidator validator)
{
var passports = SplitPassports(data);
return(passports.Select(x => PassportData.ParsePassport(x).IsValid(validator))
.Count(x => x == true));
}
private static List <PassportData> ReadInputFile(string v)
{
List <PassportData> result = new List <PassportData>();
StringBuilder dataAccumulator = new StringBuilder();
foreach (string line in File.ReadLines(v))
{
if (string.IsNullOrEmpty(line))
{
result.Add(PassportData.Parse(dataAccumulator));
dataAccumulator.Clear();
}
else
{
dataAccumulator.Append($" {line}");
}
}
if (dataAccumulator.Length > 0)
{
result.Add(PassportData.Parse(dataAccumulator));
}
return(result);
}
public bool Validate(PassportData data)
{
return(!(
string.IsNullOrWhiteSpace(data.BirthYear) ||
string.IsNullOrWhiteSpace(data.IssueYear) ||
string.IsNullOrWhiteSpace(data.ExpirationYear) ||
string.IsNullOrWhiteSpace(data.Height) ||
string.IsNullOrWhiteSpace(data.HairColor) ||
string.IsNullOrWhiteSpace(data.EyeColor) ||
string.IsNullOrWhiteSpace(data.PassportId)
));
}
internal static PassportData Parse(StringBuilder dataAccumulator)
{
MatchCollection matches = regex.Matches(dataAccumulator.ToString());
if (!matches.Any())
{
throw new ArgumentException("bad string data");
}
PassportData passportData = new PassportData();
foreach (Match match in matches)
{
passportData.Fields.Add(match.Groups[1].Value, match.Groups[2].Value);
}
return(passportData);
}
public static PassportData ParsePassport(string data)
{
var fields = data.Split(PassportDataSeparator, StringSplitOptions.RemoveEmptyEntries);
var passport = new PassportData();
foreach (var field in fields)
{
var keyValue = field.Split(PassportDataValueSeparator);
if (keyValue.Length != 2)
{
continue;
}
if (!passport.KeyValueFunctions.TryGetValue(keyValue[0].Trim(), out var action))
{
continue;
}
action?.Invoke(keyValue[1].Trim());
}
return(passport);
}