/// <summary>
/// Sends mail to all members.
/// </summary>
/// <param name="inputStream"></param>
/// <param name="debug"></param>
private void SendMail(Stream inputStream, bool debug)
{
if (inputStream == null) // No input information.
{
return;
}
// Get birthday tree:
string from = string.Empty;
XmlData properties = new XmlData();
List <BirthdayBoy> fees = new List <BirthdayBoy>();
lock (_lockObject)
{
properties.Load(inputStream);
from = properties.Keys[XmlData.MAIL_FROM][XmlData.VAL];
// Fill birthday tree to simplify computing:
foreach (string fileName in Directory.GetFiles(BIRTHDAYS_PATH, "*.xml"))
{
var fee = new XmlData();
fee.Load(fileName);
if (fee.DocumentElement?.Attributes == null)
{
continue;
}
var birthdayFee = new BirthdayBoy
{
Id = fee.DocumentElement.Attributes[XmlData.ID].Value,
Val = fee.DocumentElement.Attributes[XmlData.VAL].Value // Comments.
};
fees.Add(birthdayFee);
foreach (Dictionary <string, string> attributes in fee.Keys.Values)
{
// Get attributes:
string id = attributes[XmlData.ID],
name = attributes[XmlData.NAME],
email = attributes[XmlData.EMAIL];
if (!DateTime.TryParse(attributes[XmlData.BIRTHDAY], out DateTime birthday))
{
birthday = DateTime.MinValue;
//_logger.Error(() => $"Incorrect birthday format for the '{name}'.");
}
if (!double.TryParse(attributes[XmlData.FEE], NumberStyles.None, CultureInfo.InvariantCulture, out double funds))
{
funds = 0;
}
// Save fee information:
if (birthdayFee.Id == id)
{
birthdayFee.Name = name;
birthdayFee.Email = email;
birthdayFee.Birthday = birthday;
birthdayFee.Fee = funds;
continue; // Not subscribe the birthday boy.
}
// Check minimal fee:
if (funds < BIRTHDAY_MIN_FEE && attributes[XmlData.ACTIVE] == "1" || // Compute mailing list only for active members.
email == from) // Send mail for admin everytime.
{
var birthdayBoy = new BirthdayBoy
{
Id = id,
Name = name,
Email = email,
Birthday = birthday,
Fee = funds
};
birthdayFee.Subscribers.Add(birthdayBoy);
}
}
}
}
// Compute groups to send letters:
StringBuilder debugMessage = new StringBuilder();
var groups = GetCombinations(fees);
List <BirthdayBoy> sent = new List <BirthdayBoy>();
foreach (List <BirthdayBoy> boys in groups.OrderByDescending(b => b.Count))
{
IEnumerable <BirthdayBoy> mailingList = boys[0].Subscribers;
for (int i = 1; i < boys.Count; i++)
{
if (boys[i].Subscribers != null)
{
mailingList = boys[i].Subscribers.Intersect(mailingList);
}
}
// Generate messages:
debugMessage.AppendLine("<div style='font-size:11px'>");
string macrosBirthdayBoysRuRu = string.Empty;
foreach (BirthdayBoy boy in boys)
{
DateTime birthday = new DateTime(DateTime.Now.Year, boy.Birthday.Month, boy.Birthday.Day); // Birthday in this year.
string dayOfWeek = Thread.CurrentThread.CurrentCulture.DateTimeFormat.GetDayName(birthday.DayOfWeek).ToLower();
macrosBirthdayBoysRuRu += $"{boy.Name} - {(string.IsNullOrEmpty(boy.Val) ? $"{birthday:d MMMM} ({dayOfWeek})" : $"{boy.Val}")}";
debugMessage.Append($"<b>{boy.Name} <a href='mailto:{boy.Email}'>{boy.Email}</a></b>");
if (boys.IndexOf(boy) < boys.Count - 1)
{
macrosBirthdayBoysRuRu += ",<br/>";
debugMessage.Append("; ");
}
}
debugMessage.AppendLine("<br/>");
// Generate mailing list:
List <BirthdayBoy> members = new List <BirthdayBoy>();
foreach (BirthdayBoy boy in mailingList.ToList())
{
if (!sent.Contains(boy))
{
debugMessage.AppendLine($"{boy.Name}<br/>");
sent.Add(boy); // List to filter.
members.Add(boy); // List to send.
}
}
debugMessage.AppendLine("<br/>");
// Sending:
if (!debug)
{
SendMessage(from, members,
properties.Keys[XmlData.MAIL_SUBJECT][XmlData.VAL],
properties.Keys[XmlData.MAIL_MESSAGE][XmlData.VAL]
.Replace(MACROS_BIRTHDAY_BOYS_RU_RU, macrosBirthdayBoysRuRu)
.Replace(MACROS_RANDOM_HEX_COLOR, GenerateRandomHexColor()));
}
else if (members.Any(m => m.Email == from))
{
SendMessage(from, new List <BirthdayBoy> {
new BirthdayBoy {
Email = from
}
},
properties.Keys[XmlData.MAIL_SUBJECT][XmlData.VAL],
properties.Keys[XmlData.MAIL_MESSAGE][XmlData.VAL]
.Replace(MACROS_BIRTHDAY_BOYS_RU_RU, macrosBirthdayBoysRuRu)
.Replace(MACROS_RANDOM_HEX_COLOR, GenerateRandomHexColor()));
}
}