💥 Rename Pusher to Ring

2025-09-14 19:42:51 +08:00
parent 4ee387ab76
commit 5c97733b3e
52 changed files with 308 additions and 308 deletions
--- a/DysonNetwork.Ring/Email/EmailService.cs
+++ b/DysonNetwork.Ring/Email/EmailService.cs
@@ -0,0 +1,78 @@
+using MailKit.Net.Smtp;
+using MimeKit;
+
+namespace DysonNetwork.Ring.Email;
+
+public class EmailServiceConfiguration
+{
+    public string Server { get; set; } = null!;
+    public int Port { get; set; }
+    public bool UseSsl { get; set; }
+    public string Username { get; set; } = null!;
+    public string Password { get; set; } = null!;
+    public string FromAddress { get; set; } = null!;
+    public string FromName { get; set; } = null!;
+    public string SubjectPrefix { get; set; } = null!;
+}
+
+public class EmailService
+{
+    private readonly EmailServiceConfiguration _configuration;
+    private readonly ILogger<EmailService> _logger;
+
+    public EmailService(IConfiguration configuration, ILogger<EmailService> logger)
+    {
+        var cfg = configuration.GetSection("Email").Get<EmailServiceConfiguration>();
+        _configuration = cfg ?? throw new ArgumentException("Email service was not configured.");
+        _logger = logger;
+    }
+
+    public async Task SendEmailAsync(string? recipientName, string recipientEmail, string subject, string htmlBody)
+    {
+        subject = $"[{_configuration.SubjectPrefix}] {subject}";
+        
+        _logger.LogInformation($"Sending email to {recipientEmail} with subject {subject}");
+
+        var emailMessage = new MimeMessage();
+        emailMessage.From.Add(new MailboxAddress(_configuration.FromName, _configuration.FromAddress));
+        emailMessage.To.Add(new MailboxAddress(recipientName, recipientEmail));
+        emailMessage.Subject = subject;
+
+        var bodyBuilder = new BodyBuilder { HtmlBody = htmlBody };
+
+        emailMessage.Body = bodyBuilder.ToMessageBody();
+
+        using var client = new SmtpClient();
+        await client.ConnectAsync(_configuration.Server, _configuration.Port, _configuration.UseSsl);
+        await client.AuthenticateAsync(_configuration.Username, _configuration.Password);
+        await client.SendAsync(emailMessage);
+        await client.DisconnectAsync(true);
+        
+        _logger.LogInformation($"Email {subject} sent for {recipientEmail}");
+    }
+
+    private static string _ConvertHtmlToPlainText(string html)
+    {
+        // Remove style tags and their contents
+        html = System.Text.RegularExpressions.Regex.Replace(html, "<style[^>]*>.*?</style>", "", 
+            System.Text.RegularExpressions.RegexOptions.Singleline);
+    
+        // Replace header tags with text + newlines
+        html = System.Text.RegularExpressions.Regex.Replace(html, "<h[1-6][^>]*>(.*?)</h[1-6]>", "$1\n\n",
+            System.Text.RegularExpressions.RegexOptions.IgnoreCase);
+    
+        // Replace line breaks
+        html = html.Replace("<br>", "\n").Replace("<br/>", "\n").Replace("<br />", "\n");
+    
+        // Remove all remaining HTML tags
+        html = System.Text.RegularExpressions.Regex.Replace(html, "<[^>]+>", "");
+    
+        // Decode HTML entities
+        html = System.Net.WebUtility.HtmlDecode(html);
+    
+        // Remove excess whitespace
+        html = System.Text.RegularExpressions.Regex.Replace(html, @"\s+", " ").Trim();
+    
+        return html;
+    }
+}