Added the firebase services

Marco.Pms.DataAccess/Data/ApplicationDbContext.cs

@@ -102,6 +102,8 @@ namespace Marco.Pms.DataAccess.Data
         public DbSet<StatusPermissionMapping> StatusPermissionMapping { get; set; }
         public DbSet<ExpensesStatusMapping> ExpensesStatusMapping { get; set; }
 
+        public DbSet<FCMTokenMapping> FCMTokenMappings { get; set; }
+
 
 
         protected override void OnModelCreating(ModelBuilder modelBuilder)

Marco.Pms.DataAccess/Migrations/20250813060211_Added_FCMTokenMApping_Table.cs

@@ -0,0 +1,49 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace Marco.Pms.DataAccess.Migrations
+{
+    /// <inheritdoc />
+    public partial class Added_FCMTokenMApping_Table : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.CreateTable(
+                name: "FCMTokenMappings",
+                columns: table => new
+                {
+                    Id = table.Column<Guid>(type: "char(36)", nullable: false, collation: "ascii_general_ci"),
+                    EmployeeId = table.Column<Guid>(type: "char(36)", nullable: false, collation: "ascii_general_ci"),
+                    FcmToken = table.Column<string>(type: "longtext", nullable: false)
+                        .Annotation("MySql:CharSet", "utf8mb4"),
+                    TenantId = table.Column<Guid>(type: "char(36)", nullable: false, collation: "ascii_general_ci")
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_FCMTokenMappings", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_FCMTokenMappings_Tenants_TenantId",
+                        column: x => x.TenantId,
+                        principalTable: "Tenants",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                })
+                .Annotation("MySql:CharSet", "utf8mb4");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_FCMTokenMappings_TenantId",
+                table: "FCMTokenMappings",
+                column: "TenantId");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(
+                name: "FCMTokenMappings");
+        }
+    }
+}

Marco.Pms.DataAccess/Migrations/ApplicationDbContextModelSnapshot.cs

@@ -3058,6 +3058,29 @@ namespace Marco.Pms.DataAccess.Migrations
                     b.ToTable("JobRoles");
                 });
 
+            modelBuilder.Entity("Marco.Pms.Model.Utilities.FCMTokenMapping", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("char(36)");
+
+                    b.Property<Guid>("EmployeeId")
+                        .HasColumnType("char(36)");
+
+                    b.Property<string>("FcmToken")
+                        .IsRequired()
+                        .HasColumnType("longtext");
+
+                    b.Property<Guid>("TenantId")
+                        .HasColumnType("char(36)");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("TenantId");
+
+                    b.ToTable("FCMTokenMappings");
+                });
+
             modelBuilder.Entity("Marco.Pms.Model.Utilities.Inquiries", b =>
                 {
                     b.Property<Guid>("Id")
@@ -4368,6 +4391,17 @@ namespace Marco.Pms.DataAccess.Migrations
                     b.Navigation("Tenant");
                 });
 
+            modelBuilder.Entity("Marco.Pms.Model.Utilities.FCMTokenMapping", b =>
+                {
+                    b.HasOne("Marco.Pms.Model.Entitlements.Tenant", "Tenant")
+                        .WithMany()
+                        .HasForeignKey("TenantId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Tenant");
+                });
+
             modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityRoleClaim<string>", b =>
                 {
                     b.HasOne("Microsoft.AspNetCore.Identity.IdentityRole", null)

Marco.Pms.Model/Utilities/FCMTokenMapping.cs

@@ -2,8 +2,8 @@
 {
     public class FCMTokenMapping : TenantRelation
     {
+        public Guid Id { get; set; }
         public Guid EmployeeId { get; set; }
-        public string FCcmToken { get; set; } = string.Empty;
         public string FcmToken { get; set; } = string.Empty;
     }
 }

Marco.Pms.Services/Controllers/AuthController.cs

@@ -1,11 +1,11 @@
-using FirebaseAdmin.Messaging;
+using Marco.Pms.DataAccess.Data;
-using Marco.Pms.DataAccess.Data;
 using Marco.Pms.Model.Authentication;
 using Marco.Pms.Model.Dtos.Authentication;
 using Marco.Pms.Model.Dtos.Util;
 using Marco.Pms.Model.Employees;
 using Marco.Pms.Model.Entitlements;
 using Marco.Pms.Model.Utilities;
+using Marco.Pms.Services.Service.ServiceInterfaces;
 using MarcoBMS.Services.Helpers;
 using MarcoBMS.Services.Service;
 using Microsoft.AspNetCore.Authorization;
@@ -32,9 +32,10 @@ namespace MarcoBMS.Services.Controllers
         private readonly IConfiguration _configuration;
         private readonly EmployeeHelper _employeeHelper;
         private readonly ILoggingService _logger;
+        private readonly IFirebaseService _firebase;
         //string tenentId = "1";
         public AuthController(UserManager<ApplicationUser> userManager, ApplicationDbContext context, JwtSettings jwtSettings, RefreshTokenService refreshTokenService,
-            IEmailSender emailSender, IConfiguration configuration, EmployeeHelper employeeHelper, UserHelper userHelper, ILoggingService logger)
+            IEmailSender emailSender, IConfiguration configuration, EmployeeHelper employeeHelper, UserHelper userHelper, ILoggingService logger, IFirebaseService firebase)
         {
             _userManager = userManager;
             _jwtSettings = jwtSettings;
@@ -45,6 +46,7 @@ namespace MarcoBMS.Services.Controllers
             _context = context;
             _userHelper = userHelper;
             _logger = logger;
+            _firebase = firebase;
         }
 
         [HttpPost("login")]
@@ -222,42 +224,40 @@ namespace MarcoBMS.Services.Controllers
                 // Return a successful response with the generated tokens.
                 _logger.LogInfo("User {Username} logged in successfully.", user.UserName);
 
+                var exsistingFCMMapping = await _context.FCMTokenMappings.FirstOrDefaultAsync(ft => ft.EmployeeId == emp.Id);
+                if (exsistingFCMMapping == null)
+                {
+                    var fcmTokenMapping = new FCMTokenMapping
+                    {
+                        EmployeeId = emp.Id,
+                        FcmToken = loginDto.FcmToken,
+                        TenantId = emp.TenantId
+                    };
+                    _context.FCMTokenMappings.Add(fcmTokenMapping);
+                    _logger.LogInfo("New FCM Token registering for employee {EmployeeId}", emp.Id);
+                }
+                else
+                {
+                    exsistingFCMMapping.FcmToken = loginDto.FcmToken;
+                    _logger.LogInfo("Updating FCM Token for employee {EmployeeId}", emp.Id);
+                }
+                try
+                {
+                    await _context.SaveChangesAsync();
+                }
+                catch (Exception ex)
+                {
+                    _logger.LogError(ex, "Exception occured while saving FCM Token for employee {EmployeeId}", emp.Id);
+                    return StatusCode(500, ApiResponse<object>.ErrorResponse("Internal Error", ex.Message, 500));
+                }
+
                 _ = Task.Run(async () =>
                 {
                     // --- Push Notification Section ---
                     // This section attempts to send a test push notification to the user's device.
                     // It's designed to fail gracefully and handle invalid Firebase Cloud Messaging (FCM) tokens.
-                    var message = new Message()
+                    await _firebase.SendMessageToMultipleDevicesAsync();
-                    {
-                        Token = loginDto.FcmToken,
-                        Notification = new Notification
-                        {
-                            Title = "Hello from AuthController",
-                            Body = "This is a test with not increased response time message"
-                        }
-                    };
 
-                    try
-                    {
-                        // Attempt to send the message via Firebase.
-                        string response = await FirebaseMessaging.DefaultInstance.SendAsync(message);
-                        _logger.LogInfo("Successfully sent test push notification. MessageId: {MessageId}", response);
-                    }
-                    catch (FirebaseMessagingException ex)
-                    {
-                        // Log the specific Firebase error.
-                        _logger.LogError(ex, "Error sending push notification");
-
-                        // Check for specific error codes that indicate an invalid or unregistered token.
-                        if (ex.MessagingErrorCode == MessagingErrorCode.Unregistered ||
-                            ex.MessagingErrorCode == MessagingErrorCode.InvalidArgument)
-                        {
-                            _logger.LogWarning("FCM token is invalid and should be deleted from the database: {Token}", loginDto.FcmToken ?? string.Empty);
-
-                            // TODO: Implement the logic here to remove the invalid token from your database.
-                            // Example: await YourTokenService.DeleteTokenAsync(loginDto.DeviceToken);
-                        }
-                    }
                 });
                 return Ok(ApiResponse<object>.SuccessResponse(responseData, "User logged in successfully.", 200));
             }
@@ -899,22 +899,34 @@ namespace MarcoBMS.Services.Controllers
         {
             var loggedInEmployee = await _userHelper.GetCurrentEmployeeAsync();
             var tenantId = _userHelper.GetTenantId();
-            var fcmTokenMapping = new FCMTokenMapping
+
+            var exsistingFCMMapping = await _context.FCMTokenMappings.FirstOrDefaultAsync(ft => ft.EmployeeId == loggedInEmployee.Id);
+            if (exsistingFCMMapping == null)
             {
-                EmployeeId = loggedInEmployee.Id,
+                var fcmTokenMapping = new FCMTokenMapping
-                FcmToken = model.FcmToken,
+                {
-                TenantId = tenantId
+                    EmployeeId = loggedInEmployee.Id,
-            };
+                    FcmToken = model.FcmToken,
-            //_context.FCMTokenMappings.Add(fcmTokenMapping);
+                    TenantId = tenantId
-            //try
+                };
-            //{
+                _context.FCMTokenMappings.Add(fcmTokenMapping);
-            //    await _context.SaveChangesAsync();
+                _logger.LogInfo("New FCM Token registering for employee {EmployeeId}", loggedInEmployee.Id);
-            //}
+            }
-            //catch (Exception ex)
+            else
-            //{
+            {
-            //    _logger.LogError(ex, "Exception occured while saving FCM Token for employee {EmployeeId}", loggedInEmployee.Id);
+                exsistingFCMMapping.FcmToken = model.FcmToken;
-            //}
+                _logger.LogInfo("Updating FCM Token for employee {EmployeeId}", loggedInEmployee.Id);
-            return Ok(ApiResponse<object>.SuccessResponse(fcmTokenMapping));
+            }
+            try
+            {
+                await _context.SaveChangesAsync();
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Exception occured while saving FCM Token for employee {EmployeeId}", loggedInEmployee.Id);
+                return StatusCode(500, ApiResponse<object>.ErrorResponse("Internal Error", ex.Message, 500));
+            }
+            return Ok(ApiResponse<object>.SuccessResponse(new { }, "FCM Token registered Successfuly", 200));
         }
         private static string ComputeSha256Hash(string rawData)
         {

Marco.Pms.Services/Program.cs

@@ -178,6 +178,7 @@ builder.Services.AddScoped<ISignalRService, SignalRService>();
 builder.Services.AddScoped<IProjectServices, ProjectServices>();
 builder.Services.AddScoped<IExpensesService, ExpensesService>();
 builder.Services.AddScoped<IMasterService, MasterService>();
+builder.Services.AddScoped<IFirebaseService, FirebaseService>();
 #endregion
 
 #region Helpers

Marco.Pms.Services/Service/FirebaseService.cs

@@ -0,0 +1,90 @@
+using FirebaseAdmin.Messaging;
+using Marco.Pms.DataAccess.Data;
+using Marco.Pms.Services.Service.ServiceInterfaces;
+using MarcoBMS.Services.Service;
+using Microsoft.EntityFrameworkCore;
+
+namespace Marco.Pms.Services.Service
+{
+    public class FirebaseService : IFirebaseService
+    {
+        private readonly IDbContextFactory<ApplicationDbContext> _dbContextFactory;
+        private readonly ILoggingService _logger;
+        public FirebaseService(IDbContextFactory<ApplicationDbContext> dbContextFactory,
+            ILoggingService logger)
+        {
+            _dbContextFactory = dbContextFactory ?? throw new ArgumentNullException(nameof(dbContextFactory));
+            _logger = logger ?? throw new ArgumentNullException(nameof(logger));
+        }
+
+        public async Task SendDemoMessages(Notification notificationFirebase)
+        {
+            string deviceToken = "";
+            var message = new Message()
+            {
+                Token = deviceToken,
+                Notification = notificationFirebase
+            };
+            string response = await FirebaseMessaging.DefaultInstance.SendAsync(message);
+        }
+
+        public async Task SendMessageToMultipleDevicesAsync()
+        {
+            await using var _context = await _dbContextFactory.CreateDbContextAsync();
+
+            // List of device registration tokens to send the message to
+            var registrationTokens = await _context.FCMTokenMappings.Select(ft => ft.FcmToken).ToListAsync();
+            //var registrationTokens = new List<string>
+            //{
+            //    "YOUR_REGISTRATION_TOKEN_1",
+            //    "YOUR_REGISTRATION_TOKEN_2",
+            //    // add up to 500 tokens
+            //};
+
+            var message = new MulticastMessage()
+            {
+                Tokens = registrationTokens,
+                Notification = new Notification
+                {
+                    Title = "Testing from API",
+                    Body = "This messages comes from FireBase Services"
+                }
+            };
+            try
+            {
+                // Send the multicast message
+                var response = await FirebaseMessaging.DefaultInstance.SendEachForMulticastAsync(message);
+                _logger.LogInfo("{SuccessCount} messages were sent successfully.", response.SuccessCount);
+
+                if (response.FailureCount > 0)
+                {
+                    var failedTokens = new List<string>();
+                    for (int i = 0; i < response.Responses.Count; i++)
+                    {
+                        if (!response.Responses[i].IsSuccess)
+                        {
+                            failedTokens.Add(registrationTokens[i]);
+                        }
+                    }
+                    _logger.LogInfo("List of tokens that caused failures: " + string.Join(", ", failedTokens));
+                }
+            }
+            catch (FirebaseMessagingException ex)
+            {
+                // Log the specific Firebase error.
+                _logger.LogError(ex, "Error sending push notification");
+
+                // Check for specific error codes that indicate an invalid or unregistered token.
+                if (ex.MessagingErrorCode == MessagingErrorCode.Unregistered ||
+                    ex.MessagingErrorCode == MessagingErrorCode.InvalidArgument)
+                {
+                    _logger.LogWarning("FCM token is invalid and should be deleted from the database");
+
+                    // TODO: Implement the logic here to remove the invalid token from your database.
+                    // Example: await YourTokenService.DeleteTokenAsync(loginDto.DeviceToken);
+                }
+            }
+
+        }
+    }
+}

Marco.Pms.Services/Service/ServiceInterfaces/IFirebaseService.cs

@@ -0,0 +1,7 @@
+namespace Marco.Pms.Services.Service.ServiceInterfaces
+{
+    public interface IFirebaseService
+    {
+        Task SendMessageToMultipleDevicesAsync();
+    }
+}