/// <summary>
/// Convert phoneset to the mapped phoneset, using delegate mapPhone, if the parameter
/// Delimiters is not null, mapped phones string will be splitted to several phones
/// And added to the new phone set.
/// </summary>
/// <param name="phoneQuestion">Phone set to be converted.</param>
/// <param name="mapPhone">Map old phone to new phone delegate.</param>
/// <returns>Mapped phoneset.</returns>
public static PhoneQuestion Convert(PhoneQuestion phoneQuestion, MapPhone mapPhone)
{
PhoneQuestion question = new PhoneQuestion(phoneQuestion.Name);
foreach (string phone in phoneQuestion.Phones)
{
string[] mappedPhones = mapPhone(phone);
if (mappedPhones == null || mappedPhones.Length <= 0 ||
string.IsNullOrEmpty(mappedPhones[0]))
{
string message = Helper.NeutralFormat("Can't find phone [{0}]'s " +
"mapped phone in phoneset [{1}]", phone, phoneQuestion.Name);
continue;
}
foreach (string mappedPhone in mappedPhones)
{
question.Phones.Add(mappedPhone);
}
}
return question;
}
/// <summary>
/// Build phoneset with the specified question item string.
/// </summary>
/// <param name="name">Phoneset name.</param>
/// <param name="questions">String contained question items, the items should be separated by delimiters.</param>
/// <param name="itemPattern">QuestionItem regex pattern, the first group of the pattern should be phone.</param>
/// <param name="delimiters">Question item delimiters.</param>
/// <returns>Parsed phone set.</returns>
private static PhoneQuestion BuildPhoneQuestion(string name, string questions, string itemPattern, char[] delimiters)
{
PhoneQuestion question = new PhoneQuestion(name);
string[] items = questions.Split(delimiters, StringSplitOptions.RemoveEmptyEntries);
for (int i = 0; i < items.Length; i++)
{
string item = items[i].Trim();
Match matchItem = Regex.Match(item, itemPattern);
if (!matchItem.Success)
{
throw new InvalidDataException(Helper.NeutralFormat("Invalid question item [{0}] in question [{1}].", item, question.Name));
}
if (matchItem.Groups.Count < 2)
{
throw new InvalidDataException(Helper.NeutralFormat("Invalid question item regex [{0}].", itemPattern.ToString()));
}
string phone = matchItem.Groups[1].Value;
if (!question.Contains(phone))
{
question.Phones.Add(phone);
}
}
return question;
}
/// <summary>
/// Get missing phone set: each phone should contain one question for it self.
/// </summary>
/// <param name="phoneQuestions">Phone questions to be checked.</param>
/// <param name="phones">Phone set to be checked.</param>
/// <returns>Missed phoneset.</returns>
public static PhoneQuestion[] GetMissingPhoneSet(IEnumerable<PhoneQuestion> phoneQuestions, Collection<string> phones)
{
const string MissingQuestionNameSuffix = "_AutoGen_";
Dictionary<string, bool> phoneExistDictionary = new Dictionary<string, bool>();
foreach (string phone in phones)
{
phoneExistDictionary.Add(phone, false);
}
foreach (PhoneQuestion set in phoneQuestions)
{
// Check the questions with only one phone
if (set.Phones.Count != 1)
{
continue;
}
if (phoneExistDictionary.ContainsKey(set.Phones[0]))
{
phoneExistDictionary[set.Phones[0]] = true;
}
}
List<PhoneQuestion> missedPhonesets = new List<PhoneQuestion>();
foreach (string phone in phoneExistDictionary.Keys)
{
if (!phoneExistDictionary[phone])
{
PhoneQuestion phoneset = new PhoneQuestion(MissingQuestionNameSuffix + phone);
phoneset.Phones.Add(phone);
missedPhonesets.Add(phoneset);
}
}
return missedPhonesets.ToArray();
}
