added credit email notification

src/Billing/Controllers/BitPayController.cs

@@ -117,11 +117,13 @@ namespace Bit.Billing.Controllers
 
                 if(isAccountCredit)
                 {
+                    string billingEmail = null;
                     if(tx.OrganizationId.HasValue)
                     {
                         var org = await _organizationRepository.GetByIdAsync(tx.OrganizationId.Value);
                         if(org != null)
                         {
+                            billingEmail = org.BillingEmailAddress();
                             if(await _paymentService.CreditAccountAsync(org, tx.Amount))
                             {
                                 await _organizationRepository.ReplaceAsync(org);
@@ -133,6 +135,7 @@ namespace Bit.Billing.Controllers
                         var user = await _userRepository.GetByIdAsync(tx.UserId.Value);
                         if(user != null)
                         {
+                            billingEmail = user.BillingEmailAddress();
                             if(await _paymentService.CreditAccountAsync(user, tx.Amount))
                             {
                                 await _userRepository.ReplaceAsync(user);
@@ -140,7 +143,10 @@ namespace Bit.Billing.Controllers
                         }
                     }
 
-                    // TODO: Send email about credit added?
+                    if(!string.IsNullOrWhiteSpace(billingEmail))
+                    {
+                        await _mailService.SendAddedCreditAsync(billingEmail, tx.Amount);
+                    }
                 }
             }
             // Catch foreign key violations because user/org could have been deleted.

src/Billing/Controllers/PayPalController.cs

@@ -258,11 +258,13 @@ namespace Bit.Billing.Controllers
 
                     if(ipnTransaction.IsAccountCredit())
                     {
+                        string billingEmail = null;
                         if(tx.OrganizationId.HasValue)
                         {
                             var org = await _organizationRepository.GetByIdAsync(tx.OrganizationId.Value);
                             if(org != null)
                             {
+                                billingEmail = org.BillingEmailAddress();
                                 if(await _paymentService.CreditAccountAsync(org, tx.Amount))
                                 {
                                     await _organizationRepository.ReplaceAsync(org);
@@ -274,6 +276,7 @@ namespace Bit.Billing.Controllers
                             var user = await _userRepository.GetByIdAsync(tx.UserId.Value);
                             if(user != null)
                             {
+                                billingEmail = user.BillingEmailAddress();
                                 if(await _paymentService.CreditAccountAsync(user, tx.Amount))
                                 {
                                     await _userRepository.ReplaceAsync(user);
@@ -281,7 +284,10 @@ namespace Bit.Billing.Controllers
                             }
                         }
 
-                        // TODO: Send email about credit added?
+                        if(!string.IsNullOrWhiteSpace(billingEmail))
+                        {
+                            await _mailService.SendAddedCreditAsync(billingEmail, tx.Amount);
+                        }
                     }
                 }
                 // Catch foreign key violations because user/org could have been deleted.

src/Core/MailTemplates/Handlebars/AddedCredit.html.hbs

@@ -0,0 +1,14 @@
+{{#>FullHtmlLayout}}
+<table width="100%" cellpadding="0" cellspacing="0" style="margin: 0; font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; box-sizing: border-box; font-size: 16px; color: #333; line-height: 25px; -webkit-font-smoothing: antialiased; -webkit-text-size-adjust: none;">
+    <tr style="margin: 0; font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; box-sizing: border-box; font-size: 16px; color: #333; line-height: 25px; -webkit-font-smoothing: antialiased; -webkit-text-size-adjust: none;">
+        <td class="content-block" style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; box-sizing: border-box; font-size: 16px; color: #333; line-height: 25px; margin: 0; -webkit-font-smoothing: antialiased; padding: 0 0 10px; -webkit-text-size-adjust: none;" valign="top">
+            A <b style="margin: 0; font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; box-sizing: border-box; font-size: 16px; color: #333; line-height: 25px; -webkit-font-smoothing: antialiased; -webkit-text-size-adjust: none;">{{usd Amount}}</b> payment has been processed and credited to your account. This credit is now available to make purchases.
+        </td>
+    </tr>
+    <tr style="margin: 0; font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; box-sizing: border-box; font-size: 16px; color: #333; line-height: 25px; -webkit-font-smoothing: antialiased; -webkit-text-size-adjust: none;">
+        <td class="content-block" style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; box-sizing: border-box; font-size: 16px; color: #333; line-height: 25px; margin: 0; -webkit-font-smoothing: antialiased; padding: 0; -webkit-text-size-adjust: none;" valign="top">
+            You can view your account's available credit by logging into the web vault at {{{link WebVaultUrl}}}. Once logged in, navigate to the Billing page for your account.
+        </td>
+    </tr>
+</table>
+{{/FullHtmlLayout}}

src/Core/MailTemplates/Handlebars/AddedCredit.text.hbs

@@ -0,0 +1,5 @@
+{{#>BasicTextLayout}}
+A {{usd Amount}} payment has been processed and credited to your account. This credit is now available to make purchases.
+
+You can view your account's available credit by logging into the web vault at {{{WebVaultUrl}}}. Once logged in, navigate to the Billing page for your account.
+{{/BasicTextLayout}}

src/Core/Models/Mail/AddedCreditViewModel.cs

@@ -0,0 +1,7 @@
+namespace Bit.Core.Models.Mail
+{
+    public class AddedCreditViewModel : BaseMailModel
+    {
+        public decimal Amount { get; set; }
+    }
+}

src/Core/Services/IMailService.cs

@@ -23,6 +23,7 @@ namespace Bit.Core.Services
         Task SendInvoiceUpcomingAsync(string email, decimal amount, DateTime dueDate, List<string> items,
             bool mentionInvoices);
         Task SendPaymentFailedAsync(string email, decimal amount, bool mentionInvoices);
+        Task SendAddedCreditAsync(string email, decimal amount);
         Task SendNewDeviceLoggedInEmail(string email, string deviceType, DateTime timestamp, string ip);
     }
 }

src/Core/Services/Implementations/HandlebarsMailService.cs

@@ -251,6 +251,20 @@ namespace Bit.Core.Services
             await _mailDeliveryService.SendEmailAsync(message);
         }
 
+        public async Task SendAddedCreditAsync(string email, decimal amount)
+        {
+            var message = CreateDefaultMessage("Account Credit Payment Processed", email);
+            var model = new AddedCreditViewModel
+            {
+                WebVaultUrl = _globalSettings.BaseServiceUri.VaultWithHash,
+                SiteName = _globalSettings.SiteName,
+                Amount = amount
+            };
+            await AddMessageContentAsync(message, "AddedCredit", model);
+            message.MetaData.Add("SendGridCategories", new List<string> { "AddedCredit" });
+            await _mailDeliveryService.SendEmailAsync(message);
+        }
+
         public async Task SendNewDeviceLoggedInEmail(string email, string deviceType, DateTime timestamp, string ip)
         {
             var message = CreateDefaultMessage($"New Device Logged In From {deviceType}", email);

src/Core/Services/NoopImplementations/NoopMailService.cs

@@ -78,6 +78,11 @@ namespace Bit.Core.Services
             return Task.FromResult(0);
         }
 
+        public Task SendAddedCreditAsync(string email, decimal amount)
+        {
+            return Task.FromResult(0);
+        }
+
         public Task SendNewDeviceLoggedInEmail(string email, string deviceType, DateTime timestamp, string ip)
         {
             return Task.FromResult(0);