feat: enable feature flag for email service

Author: Amitpnk

src/OnionArchitecture/OA.Domain/Enum/FeatureManagement.cs

@@ -0,0 +1,13 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace OA.Domain.Enum
+{
+    public enum FeatureManagement
+    {
+        EnableEmailService
+    }
+}

src/OnionArchitecture/OA.Service/Implementation/AccountService.cs

@@ -1,11 +1,12 @@
 using Microsoft.AspNetCore.Identity;
 using Microsoft.AspNetCore.WebUtilities;
 using Microsoft.Extensions.Options;
+using Microsoft.FeatureManagement;
 using Microsoft.IdentityModel.Tokens;
 using OA.Domain.Auth;
 using OA.Domain.Common;
+using OA.Domain.Enum;
 using OA.Domain.Settings;
-using OA.Persistence.Enum;
 using OA.Service.Contract;
 using OA.Service.Exceptions;
 using System;
@@ -27,19 +28,22 @@ public class AccountService : IAccountService
         private readonly IEmailService _emailService;
         private readonly JWTSettings _jwtSettings;
         private readonly IDateTimeService _dateTimeService;
+        private readonly IFeatureManager _featureManager;
         public AccountService(UserManager<ApplicationUser> userManager,
             RoleManager<IdentityRole> roleManager,
             IOptions<JWTSettings> jwtSettings,
             IDateTimeService dateTimeService,
             SignInManager<ApplicationUser> signInManager,
-            IEmailService emailService)
+            IEmailService emailService,
+            IFeatureManager featureManager)
         {
             _userManager = userManager;
             _roleManager = roleManager;
             _jwtSettings = jwtSettings.Value;
             _dateTimeService = dateTimeService;
             _signInManager = signInManager;
             _emailService = emailService;
+            _featureManager = featureManager;
         }
 
         public async Task<Response<AuthenticationResponse>> AuthenticateAsync(AuthenticationRequest request, string ipAddress)
@@ -94,8 +98,11 @@ public async Task<Response<string>> RegisterAsync(RegisterRequest request, strin
                 {
                     await _userManager.AddToRoleAsync(user, Roles.Basic.ToString());
                     var verificationUri = await SendVerificationEmail(user, origin);
-                    //TODO: Attach Email Service here and configure it via appsettings
-                    await _emailService.SendEmailAsync(new MailRequest() { From = "amit.naik8103@gmail.com", ToEmail = user.Email, Body = $"Please confirm your account by visiting this URL {verificationUri}", Subject = "Confirm Registration" });
+
+                    if (await _featureManager.IsEnabledAsync(nameof(FeatureManagement.EnableEmailService)))
+                    {
+                        await _emailService.SendEmailAsync(new MailRequest() { From = "amit.naik8103@gmail.com", ToEmail = user.Email, Body = $"Please confirm your account by visiting this URL {verificationUri}", Subject = "Confirm Registration" });
+                    }
                     return new Response<string>(user.Id, message: $"User Registered. Please confirm your account by visiting this URL {verificationUri}");
                 }
                 else

src/OnionArchitecture/OA.Service/OA.Service.csproj

@@ -12,6 +12,7 @@
     <PackageReference Include="MediatR.Extensions.Microsoft.DependencyInjection" Version="8.0.1" />
     <PackageReference Include="MailKit" Version="2.8.0" />
     <PackageReference Include="Microsoft.Extensions.Options.ConfigurationExtensions" Version="3.1.7" />
+    <PackageReference Include="Microsoft.FeatureManagement.AspNetCore" Version="2.2.0" />
     <PackageReference Include="MimeKit" Version="2.9.1" />
     <PackageReference Include="Microsoft.EntityFrameworkCore.InMemory" Version="3.1.7" />
   </ItemGroup>

src/OnionArchitecture/OA/Startup.cs

@@ -8,6 +8,7 @@
 using Microsoft.Extensions.Diagnostics.HealthChecks;
 using Microsoft.Extensions.Hosting;
 using Microsoft.Extensions.Logging;
+using Microsoft.FeatureManagement;
 using OA.Infrastructure.Extension;
 using OA.Persistence;
 using OA.Service;
@@ -53,7 +54,6 @@ public void ConfigureServices(IServiceCollection services)
 
             services.AddVersion();
 
-            //services.AddHealthCheck(Configuration);
 
             services.AddHealthChecks()
                 .AddDbContextCheck<ApplicationDbContext>(name: "Application DB Context", failureStatus: HealthStatus.Degraded)
@@ -66,8 +66,11 @@ public void ConfigureServices(IServiceCollection services)
                 setup.AddHealthCheckEndpoint("Basic Health Check", $"http://localhost:44356/healthz");
             });
 
+            services.AddFeatureManagement();
         }
 
+    
+
         public void Configure(IApplicationBuilder app, IWebHostEnvironment env, ILoggerFactory log)
         {
             if (env.IsDevelopment())

src/OnionArchitecture/OA/appsettings.json

@@ -12,7 +12,7 @@
       {
         "Name": "MSSqlServer",
         "Args": {
-          "connectionString": "Data Source=(local)\\sqlexpress;Initial Catalog=OnionDb2;Integrated Security=True",
+          "connectionString": "Data Source=(local)\\sqlexpress01;Initial Catalog=OnionDb;Integrated Security=True",
           "sinkOptionsSection": {
             "tableName": "Logs",
             "schemaName": "EventLogging",
@@ -28,8 +28,11 @@
   },
   "AllowedHosts": "*",
   "ConnectionStrings": {
-    "OnionArchConn": "Data Source=(local)\\SQLexpress;Initial Catalog=OnionDb2;Integrated Security=True",
-    "IdentityConnection": "Data Source=(local)\\SQLexpress;Initial Catalog=OnionDb2;Integrated Security=True"
+    "OnionArchConn": "Data Source=(local)\\sqlexpress01;Initial Catalog=OnionDb;Integrated Security=True",
+    "IdentityConnection": "Data Source=(local)\\sqlexpress01;Initial Catalog=OnionDb;Integrated Security=True"
+  }, 
+  "FeatureManagement": {
+    "EnableEmailService": false
   },
   "MailSettings": {
     "Mail": "amit.naik6226@gmail.com",