[ASP.NET Core] Improved SendGridEmailSender to receive the sender as Send() parameter instead of in constructor

Author: NikolayIT

ASP.NET Core/Services/AspNetCoreTemplate.Services.Messaging/IEmailSender.cs

@@ -5,6 +5,12 @@
 
     public interface IEmailSender
     {
-        Task SendEmailAsync(string to, string subject, string htmlContent, IEnumerable<EmailAttachment> attachments = null);
+        Task SendEmailAsync(
+            string from,
+            string fromName,
+            string to,
+            string subject,
+            string htmlContent,
+            IEnumerable<EmailAttachment> attachments = null);
     }
 }

ASP.NET Core/Services/AspNetCoreTemplate.Services.Messaging/NullMessageSender.cs

@@ -5,7 +5,13 @@
 
     public class NullMessageSender : IEmailSender
     {
-        public Task SendEmailAsync(string to, string subject, string htmlContent, IEnumerable<EmailAttachment> attachments = null)
+        public Task SendEmailAsync(
+            string from,
+            string fromName,
+            string to,
+            string subject,
+            string htmlContent,
+            IEnumerable<EmailAttachment> attachments = null)
         {
             return Task.CompletedTask;
         }

ASP.NET Core/Services/AspNetCoreTemplate.Services.Messaging/SendGridEmailSender.cs

@@ -12,23 +12,21 @@ public class SendGridEmailSender : IEmailSender
     {
         private readonly SendGridClient client;
 
-        private readonly EmailAddress from;
-
-        public SendGridEmailSender(string apiKey, string fromAddress, string fromName)
+        public SendGridEmailSender(string apiKey)
         {
             this.client = new SendGridClient(apiKey);
-            this.from = new EmailAddress(fromAddress, fromName);
         }
 
-        public async Task SendEmailAsync(string to, string subject, string htmlContent, IEnumerable<EmailAttachment> attachments = null)
+        public async Task SendEmailAsync(string from, string fromName, string to, string subject, string htmlContent, IEnumerable<EmailAttachment> attachments = null)
         {
             if (string.IsNullOrWhiteSpace(subject) && string.IsNullOrWhiteSpace(htmlContent))
             {
                 throw new ArgumentException("Subject and message should be provided.");
             }
 
+            var fromAddress = new EmailAddress(from, fromName);
             var toAddress = new EmailAddress(to);
-            var message = MailHelper.CreateSingleEmail(this.from, toAddress, subject, null, htmlContent);
+            var message = MailHelper.CreateSingleEmail(fromAddress, toAddress, subject, null, htmlContent);
             if (attachments?.Any() == true)
             {
                 foreach (var attachment in attachments)