public void Initialize()
{
_templates = new Dictionary <string, MailContent>();
DirectoryInfo directoryInfo = new DirectoryInfo(MailTemplatesDir);
foreach (FileInfo file in directoryInfo.GetFiles())
{
string fileContent = File.ReadAllText(Path.Combine(MailTemplatesDir, file.Name));
if (file.Name == "layout.html")
{
_layout = fileContent;
continue;
}
MailContent mailContent = new MailContent
{
subject = ParseHtmlValue(fileContent, "Subject"),
template = ParseHtmlValue(fileContent, "Body")
};
_templates.Add(file.Name, mailContent);
}
string ParseHtmlValue(string rawString, string key)
{
var regex = new Regex($"<{key}>(.+)?<\\/{key}>", RegexOptions.Singleline);
return(regex.Match(rawString).Groups[1].Value.Trim());
}
}
public MailContent BuildMessage(string templateName, Dictionary <string, string> replaceDictionary)
{
if (!Templates.ContainsKey(templateName))
{
throw new Exception($"Mail template {templateName} not found");
}
string subject = Templates[templateName].subject;
string body = Templates[templateName].template;
foreach (var(key, value) in replaceDictionary)
{
subject = subject.Replace(key, value);
body = body.Replace(key, value);
}
body = Layout.Replace("[content]", body);
MailContent mailContent = new MailContent
{
subject = subject,
template = body
};
return(mailContent);
}
