bitpay invoice api

src/Core/Core.csproj

@@ -25,6 +25,7 @@
     <PackageReference Include="Microsoft.Extensions.Configuration.EnvironmentVariables" Version="2.1.1" />
     <PackageReference Include="Microsoft.Extensions.Configuration.UserSecrets" Version="2.1.1" />
     <PackageReference Include="Microsoft.Extensions.Identity.Stores" Version="2.1.3" />
+    <PackageReference Include="NBitpayClient" Version="1.0.0.31" />
     <PackageReference Include="Npgsql" Version="4.0.4" />
     <PackageReference Include="Quartz" Version="3.0.7" />
     <PackageReference Include="Serilog.Extensions.Logging" Version="2.0.2" />

src/Core/GlobalSettings.cs

@@ -31,6 +31,7 @@ namespace Bit.Core
         public virtual YubicoSettings Yubico { get; set; } = new YubicoSettings();
         public virtual DuoSettings Duo { get; set; } = new DuoSettings();
         public virtual BraintreeSettings Braintree { get; set; } = new BraintreeSettings();
+        public virtual BitPaySettings BitPay { get; set; } = new BitPaySettings();
 
         public class BaseServiceUriSettings
         {
@@ -186,6 +187,12 @@ namespace Bit.Core
             public string PrivateKey { get; set; }
         }
 
+        public class BitPaySettings
+        {
+            public bool Production { get; set; }
+            public string Base58Secret { get; set; }
+        }
+
         public class InstallationSettings
         {
             public Guid Id { get; set; }

src/Core/Models/Api/Request/BitPayInvoiceRequestModel.cs

@@ -0,0 +1,65 @@
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations;
+
+namespace Bit.Core.Models.Api
+{
+    public class BitPayInvoiceRequestModel : IValidatableObject
+    {
+        public Guid? UserId { get; set; }
+        public Guid? OrganizationId { get; set; }
+        public bool Credit { get; set; }
+        [Required]
+        public decimal? Amount { get; set; }
+        public string ReturnUrl { get; set; }
+        public string Name { get; set; }
+        public string Email { get; set; }
+
+        public NBitpayClient.Invoice ToBitpayClientInvoice()
+        {
+            var inv = new NBitpayClient.Invoice
+            {
+                Price = Amount.Value,
+                Currency = "USD",
+                RedirectURL = ReturnUrl,
+                BuyerEmail = Email,
+                Buyer = new NBitpayClient.Buyer
+                {
+                    email = Email,
+                    Name = Name
+                }
+            };
+
+            var posData = string.Empty;
+            if(UserId.HasValue)
+            {
+                posData = "userId:" + UserId.Value;
+            }
+            else if(OrganizationId.HasValue)
+            {
+                posData = "organizationId:" + OrganizationId.Value;
+            }
+
+            if(Credit)
+            {
+                posData += ",accountCredit:1";
+                inv.ItemDesc = "Bitwarden Account Credit";
+            }
+            else
+            {
+                inv.ItemDesc = "Bitwarden";
+            }
+
+            inv.PosData = posData;
+            return inv;
+        }
+
+        public IEnumerable<ValidationResult> Validate(ValidationContext validationContext)
+        {
+            if(!UserId.HasValue && !OrganizationId.HasValue)
+            {
+                yield return new ValidationResult("User or Ooganization is required.");
+            }
+        }
+    }
+}

src/Core/Utilities/BitPayClient.cs

@@ -0,0 +1,33 @@
+using System;
+using System.Threading.Tasks;
+
+namespace Bit.Core.Utilities
+{
+    public class BitPayClient
+    {
+        private readonly NBitpayClient.Bitpay _bpClient;
+
+        public BitPayClient(GlobalSettings globalSettings)
+        {
+            var btcSecret = new NBitcoin.BitcoinSecret(globalSettings.BitPay.Base58Secret,
+                globalSettings.BitPay.Production ? null : NBitcoin.Network.TestNet);
+            _bpClient = new NBitpayClient.Bitpay(btcSecret.PrivateKey,
+                new Uri(globalSettings.BitPay.Production ? "https://bitpay.com/" : "https://test.bitpay.com/"));
+        }
+
+        public Task<bool> TestAccessAsync()
+        {
+            return _bpClient.TestAccessAsync(NBitpayClient.Facade.Merchant);
+        }
+
+        public Task<NBitpayClient.Invoice> GetInvoiceAsync(string id)
+        {
+            return _bpClient.GetInvoiceAsync(id);
+        }
+
+        public Task<NBitpayClient.Invoice> CreateInvoiceAsync(NBitpayClient.Invoice invoice)
+        {
+            return _bpClient.CreateInvoiceAsync(invoice);
+        }
+    }
+}