Support webhooks and emails for ticket tailor

Plugins/BTCPayServer.Plugins.TicketTailor/BTCPayServer.Plugins.TicketTailor.csproj

@@ -2,14 +2,14 @@
 
     <PropertyGroup>
         <TargetFramework>net8.0</TargetFramework>
-        <LangVersion>10</LangVersion>
+        <LangVersion>12</LangVersion>
     </PropertyGroup>
 
     <!-- Plugin specific properties -->
     <PropertyGroup>
         <Product>TicketTailor</Product>
         <Description>Allows you to integrate with TicketTailor.com to sell tickets for Bitcoin</Description>
-        <Version>2.0.1</Version>
+        <Version>2.0.2</Version>
 <CopyLocalLockFileAssemblies>true</CopyLocalLockFileAssemblies>
     </PropertyGroup>
     <!-- Plugin development properties -->

Plugins/BTCPayServer.Plugins.TicketTailor/TicketTailorPlugin.cs

@@ -2,6 +2,7 @@ using BTCPayServer.Abstractions.Contracts;
 using BTCPayServer.Abstractions.Extensions;
 using BTCPayServer.Abstractions.Models;
 using BTCPayServer.Abstractions.Services;
+using BTCPayServer.HostedServices.Webhooks;
 using BTCPayServer.Services.Apps;
 using Microsoft.Extensions.DependencyInjection;
 
@@ -18,6 +19,7 @@ namespace BTCPayServer.Plugins.TicketTailor
         {
             applicationBuilder.AddStartupTask<AppMigrate>();
             applicationBuilder.AddSingleton<TicketTailorService>();
+            applicationBuilder.AddSingleton<IWebhookProvider>(o => o.GetRequiredService<TicketTailorService>());
             applicationBuilder.AddHostedService(s => s.GetRequiredService<TicketTailorService>());
 
             applicationBuilder.AddSingleton<IUIExtension>(new UIExtension("TicketTailor/NavExtension", "header-nav"));

Plugins/BTCPayServer.Plugins.TicketTailor/TicketTailorService.cs

@@ -1,15 +1,19 @@
 using System;
 using System.Collections.Generic;
+using System.Globalization;
 using System.Linq;
 using System.Net.Http;
 using System.Threading;
 using System.Threading.Tasks;
 using BTCPayServer.Abstractions.Contracts;
 using BTCPayServer.Client.Models;
+using BTCPayServer.Controllers;
 using BTCPayServer.Data;
 using BTCPayServer.Events;
 using BTCPayServer.HostedServices;
+using BTCPayServer.HostedServices.Webhooks;
 using BTCPayServer.Logging;
+using BTCPayServer.Services;
 using BTCPayServer.Services.Apps;
 using BTCPayServer.Services.Invoices;
 using BTCPayServer.Services.Mails;
@@ -18,12 +22,15 @@ using Microsoft.AspNetCore.Routing;
 using Microsoft.Extensions.Caching.Memory;
 using Microsoft.Extensions.Logging;
 using MimeKit;
+using Newtonsoft.Json;
 using Newtonsoft.Json.Linq;
 using static System.String;
+using InvoiceData = BTCPayServer.Data.InvoiceData;
+using WebhookDeliveryData = BTCPayServer.Data.WebhookDeliveryData;
 
 namespace BTCPayServer.Plugins.TicketTailor;
 
-public class TicketTailorService : EventHostedServiceBase
+public class TicketTailorService : EventHostedServiceBase, IWebhookProvider
 {
     private readonly IMemoryCache _memoryCache;
     private readonly IHttpClientFactory _httpClientFactory;
@@ -34,14 +41,18 @@ public class TicketTailorService : EventHostedServiceBase
     private readonly LinkGenerator _linkGenerator;
     private readonly InvoiceRepository _invoiceRepository;
     private readonly AppService _appService;
+    private readonly WebhookSender _webhookSender;
+    private readonly BTCPayNetworkJsonSerializerSettings _btcPayNetworkJsonSerializerSettings;
+    private IWebhookProvider _webhookProviderImplementation;
 
     public TicketTailorService(IMemoryCache memoryCache,
         IHttpClientFactory httpClientFactory,
         ILogger<TicketTailorService> logger,
-        EmailSenderFactory emailSenderFactory ,
+        EmailSenderFactory emailSenderFactory,
         LinkGenerator linkGenerator,
         EventAggregator eventAggregator, InvoiceRepository invoiceRepository,
-        AppService appService) : base(eventAggregator, logger)
+        AppService appService,  
+        WebhookSender webhookSender,BTCPayNetworkJsonSerializerSettings btcPayNetworkJsonSerializerSettings) : base(eventAggregator, logger)
     {
         _memoryCache = memoryCache;
         _httpClientFactory = httpClientFactory;
@@ -50,6 +61,8 @@ public class TicketTailorService : EventHostedServiceBase
         _linkGenerator = linkGenerator;
         _invoiceRepository = invoiceRepository;
         _appService = appService;
+        _webhookSender = webhookSender;
+        _btcPayNetworkJsonSerializerSettings = btcPayNetworkJsonSerializerSettings;
     }
 
     private class IssueTicket
@@ -84,11 +97,17 @@ public class TicketTailorService : EventHostedServiceBase
     {
         switch (evt)
         {
-            case InvoiceEvent invoiceEvent when invoiceEvent.Invoice.Metadata.OrderId != "tickettailor" || !new []{InvoiceStatus.Settled, InvoiceStatus.Expired, InvoiceStatus.Invalid}.Contains(invoiceEvent.Invoice.GetInvoiceState().Status.ToModernStatus()):
+            case InvoiceEvent invoiceEvent when invoiceEvent.Invoice.Metadata.OrderId != "tickettailor" ||
+                                                !new[]
+                                                {
+                                                    InvoiceStatus.Settled, InvoiceStatus.Expired, InvoiceStatus.Invalid
+                                                }.Contains(invoiceEvent.Invoice.GetInvoiceState().Status
+                                                    .ToModernStatus()):
                 return;
             case InvoiceEvent invoiceEvent:
 
-                if(_memoryCache.TryGetValue($"{nameof(TicketTailorService)}_{invoiceEvent.Invoice.Id}_issue_check_from_ui", out _))return;
+                if (_memoryCache.TryGetValue(
+                        $"{nameof(TicketTailorService)}_{invoiceEvent.Invoice.Id}_issue_check_from_ui", out _)) return;
 
                 await _memoryCache.GetOrCreateAsync(
                     $"{nameof(TicketTailorService)}_{invoiceEvent.Invoice.Id}_issue_check_from_ui", async entry =>
@@ -104,9 +123,11 @@ public class TicketTailorService : EventHostedServiceBase
         if (evt is not IssueTicket issueTicket)
             return;
 
-        async Task HandleIssueTicketError(string e, InvoiceEntity invoiceEntity, InvoiceLogs invoiceLogs, bool setInvalid = true)
+        async Task HandleIssueTicketError(string e, InvoiceEntity invoiceEntity, InvoiceLogs invoiceLogs,
+            bool setInvalid = true)
         {
-            invoiceLogs.Write( $"Ticket could not be created. You should refund customer.{Environment.NewLine}{e}", InvoiceEventData.EventSeverity.Error);
+            invoiceLogs.Write($"Ticket could not be created. You should refund customer.{Environment.NewLine}{e}",
+                InvoiceEventData.EventSeverity.Error);
             await _invoiceRepository.AddInvoiceLogs(invoiceEntity.Id, invoiceLogs);
 
             try
@@ -131,9 +152,11 @@ public class TicketTailorService : EventHostedServiceBase
             if (settings?.ApiKey is null)
             {
                 await HandleIssueTicketError(
-                    "The ticket tailor integration is misconfigured and BTCPay Server cannot connect to Ticket Tailor.", invoice, invLogs, false);
+                    "The ticket tailor integration is misconfigured and BTCPay Server cannot connect to Ticket Tailor.",
+                    invoice, invLogs, false);
                 return;
             }
+
             if (new[] {InvoiceStatus.Invalid, InvoiceStatus.Expired}.Contains(invoice.Status.ToModernStatus()))
             {
 
@@ -147,7 +170,8 @@ public class TicketTailorService : EventHostedServiceBase
                     {
                         invoice.Metadata.AdditionalData.Remove("holdId");
                         invoice.Metadata.AdditionalData.Add("holdId_deleted", holdIdx);
-                        await _invoiceRepository.UpdateInvoiceMetadata(invoice.Id, invoice.StoreId, invoice.Metadata.ToJObject());
+                        await _invoiceRepository.UpdateInvoiceMetadata(invoice.Id, invoice.StoreId,
+                            invoice.Metadata.ToJObject());
                     }
                 }
 
@@ -169,7 +193,9 @@ public class TicketTailorService : EventHostedServiceBase
                 jHoldId.Value<string>() is not { } holdId)
             {
 
-                await HandleIssueTicketError( "There was no hold associated with this invoice. Maybe this invoice was marked as invalid before?", invoice, invLogs);
+                await HandleIssueTicketError(
+                    "There was no hold associated with this invoice. Maybe this invoice was marked as invalid before?",
+                    invoice, invLogs);
                 return;
             }
 
@@ -191,14 +217,16 @@ public class TicketTailorService : EventHostedServiceBase
                 var hold = await client.GetHold(holdId);
                 if (hold is null)
                 {
-                    await HandleIssueTicketError( "The hold created for this invoice was not found", invoice, invLogs);
+                    await HandleIssueTicketError("The hold created for this invoice was not found", invoice, invLogs);
 
                     return;
 
                 }
+
                 var holdOriginalAmount = hold?.TotalOnHold;
 
-                invLogs.Write( $"Issuing {holdOriginalAmount} tickets for hold {holdId}", InvoiceEventData.EventSeverity.Info);
+                invLogs.Write($"Issuing {holdOriginalAmount} tickets for hold {holdId}",
+                    InvoiceEventData.EventSeverity.Info);
                 while (hold?.TotalOnHold > 0)
                 {
                     foreach (var tt in hold.Quantities.Where(quantity => quantity.Quantity > 0))
@@ -216,13 +244,15 @@ public class TicketTailorService : EventHostedServiceBase
                         if (ticketResult.error is null)
                         {
                             tickets.Add(ticketResult.Item1);
-                            invLogs.Write($"Issued ticket {ticketResult.Item1.Id} {ticketResult.Item1.Reference}", InvoiceEventData.EventSeverity.Info);
+                            invLogs.Write($"Issued ticket {ticketResult.Item1.Id} {ticketResult.Item1.Reference}",
+                                InvoiceEventData.EventSeverity.Info);
                         }
                         else
                         {
 
                             errors.Add(ticketResult.error);
                         }
+
                         hold = await client.GetHold(holdId);
                     }
                 }
@@ -232,30 +262,33 @@ public class TicketTailorService : EventHostedServiceBase
                     new JArray(tickets.Select(issuedTicket => issuedTicket.Id));
                 if (tickets.Count != holdOriginalAmount)
                 {
-                    await HandleIssueTicketError( $"Not all the held tickets were issued because: {Join(",", errors)}", invoice, invLogs);
+                    await HandleIssueTicketError($"Not all the held tickets were issued because: {Join(",", errors)}",
+                        invoice, invLogs);
 
                     return;
                 }
-                await _invoiceRepository.UpdateInvoiceMetadata(invoice.Id, invoice.StoreId, invoice.Metadata.ToJObject());
+
+                await _invoiceRepository.UpdateInvoiceMetadata(invoice.Id, invoice.StoreId,
+                    invoice.Metadata.ToJObject());
                 await _invoiceRepository.AddInvoiceLogs(invoice.Id, invLogs);
-
-                if (settings.SendEmail)
-                {
-
                 var uri = new Uri(btcpayUrl);
-                    var url =
+                var receiptUrl =
                     _linkGenerator.GetUriByAction("Receipt",
                         "TicketTailor",
                         new {invoiceId = invoice.Id},
                         uri.Scheme,
                         new HostString(uri.Host),
                         uri.AbsolutePath);
+                if (settings.SendEmail)
+                {
+
+                    
 
                     try
                     {
                         var sender = await _emailSenderFactory.GetEmailSender(issueTicket.Invoice.StoreId);
                         sender.SendEmail(MailboxAddress.Parse(email), "Your ticket is available now.",
-                            $"Your payment has been settled and the event ticket has been issued successfully. Please go to <a href='{url}'>{url}</a>");
+                            $"Your payment has been settled and the event ticket has been issued successfully. Please go to <a href='{receiptUrl}'>{receiptUrl}</a>");
                     }
                     catch (Exception e)
                     {
@@ -263,6 +296,35 @@ public class TicketTailorService : EventHostedServiceBase
                     }
 
                 }
+                TicketTailorWebhookDeliveryRequest CreateDeliveryRequest(WebhookData? webhook)
+                {
+                    var webhookEvent = new WebhookTicketTailorEvent(TicketTailorTicketIssued, invoice.StoreId)
+                    {
+                        AppId = appId,
+                        Tickets = tickets.Select(t => t.Id).ToArray(),
+                        InvoiceId = invoice.Id
+                    };
+                    var delivery = webhook is null? null:  WebhookExtensions.NewWebhookDelivery(webhook.Id);
+                    if (delivery is not null)
+                    {
+                        webhookEvent.DeliveryId = delivery.Id;
+                        webhookEvent.OriginalDeliveryId = delivery.Id;
+                        webhookEvent.Timestamp = delivery.Timestamp;
+                    }
+                    
+                    return new TicketTailorWebhookDeliveryRequest(receiptUrl, invoice, webhook?.Id,
+                        webhookEvent,
+                        delivery,
+                        webhook?.GetBlob(),_btcPayNetworkJsonSerializerSettings);
+                }
+                
+                var webhooks = await _webhookSender.GetWebhooks(app.StoreDataId, TicketTailorTicketIssued);
+                foreach (var webhook in webhooks)
+                {
+                    _webhookSender.EnqueueDelivery(CreateDeliveryRequest( webhook));
+                }
+
+                EventAggregator.Publish(CreateDeliveryRequest( null));
             }
             catch (Exception e)
             {
@@ -274,4 +336,92 @@ public class TicketTailorService : EventHostedServiceBase
             _logger.LogError(ex, "Failed to issue ticket");
         }
     }
+    
+
+    public const string TicketTailorTicketIssued = "TicketTailorTicketIssued";
+
+    public Dictionary<string, string> GetSupportedWebhookTypes()
+    {
+        return new Dictionary<string, string>
+        {
+            {TicketTailorTicketIssued, "A ticket has been issued through ticket tailor"},
+        };
+
+    }
+
+    public WebhookEvent CreateTestEvent(string type, params object[] args)
+    {
+        var storeId = args[0].ToString();
+        return new WebhookTicketTailorEvent(type, storeId)
+        {
+            AppId = "__test__" + Guid.NewGuid() + "__test__",
+            Tickets = new[] {"__test__" + Guid.NewGuid() + "__test__"}
+        };
+    }
+
+    public class WebhookTicketTailorEvent : StoreWebhookEvent
+    {
+        public WebhookTicketTailorEvent(string evtType, string storeId)
+        {
+            if (!evtType.StartsWith("tickettailor", StringComparison.InvariantCultureIgnoreCase))
+                throw new ArgumentException("Invalid event type", nameof(evtType));
+            Type = evtType;
+            StoreId = storeId;
+        }
+
+        
+        [JsonProperty(Order = 2)] public string AppId { get; set; }
+        [JsonProperty(Order = 3)] public string[] Tickets { get; set; }
+        
+        [JsonProperty(Order = 4)] public string InvoiceId { get; set; }
+    }
+
+    public class TicketTailorWebhookDeliveryRequest(
+        string receiptUrl,
+        InvoiceEntity invoice,
+        string? webhookId,
+        WebhookEvent webhookEvent,
+        WebhookDeliveryData? delivery,
+        WebhookBlob? webhookBlob,
+        BTCPayNetworkJsonSerializerSettings btcPayNetworkJsonSerializerSettings)
+        : WebhookSender.WebhookDeliveryRequest(webhookId!, webhookEvent, delivery!, webhookBlob!)
+    {
+        public InvoiceEntity Invoice { get; } = invoice;
+
+        public override Task<SendEmailRequest?> Interpolate(SendEmailRequest req,
+            UIStoresController.StoreEmailRule storeEmailRule)
+        {
+            if (storeEmailRule.CustomerEmail &&
+                MailboxAddressValidator.TryParse(Invoice.Metadata.BuyerEmail, out var bmb))
+            {
+                req.Email ??= string.Empty;
+                req.Email += $",{bmb}";
+            }
+
+            
+            
+            req.Subject = Interpolate(req.Subject);
+            req.Body = Interpolate(req.Body);
+            return Task.FromResult(req)!;
+        }
+
+        private string Interpolate(string str)
+        {
+            var res =  str.Replace("{Invoice.Id}", Invoice.Id)
+                .Replace("{Invoice.StoreId}", Invoice.StoreId)
+                .Replace("{Invoice.Price}", Invoice.Price.ToString(CultureInfo.InvariantCulture))
+                .Replace("{Invoice.Currency}", Invoice.Currency)
+                .Replace("{Invoice.Status}", Invoice.Status.ToString())
+                .Replace("{Invoice.AdditionalStatus}", Invoice.ExceptionStatus.ToString())
+                .Replace("{Invoice.OrderId}", Invoice.Metadata.OrderId);
+
+
+            res = InterpolateJsonField(str, "Invoice.Metadata", Invoice.Metadata.ToJObject());
+            
+            res = res.Replace("{TicketTailor.ReceiptUrl}", receiptUrl);
+            
+            return res;
+        }
+    }
+
 }