Added ExpenseUId in expense table

Marco.Pms.DataAccess/Migrations/20251003093145_Added_ExpenceUID_In_Expense_Table.cs

@@ -0,0 +1,29 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace Marco.Pms.DataAccess.Migrations
+{
+    /// <inheritdoc />
+    public partial class Added_ExpenceUID_In_Expense_Table : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<string>(
+                name: "ExpenseUId",
+                table: "Expenses",
+                type: "longtext",
+                nullable: false)
+                .Annotation("MySql:CharSet", "utf8mb4");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropColumn(
+                name: "ExpenseUId",
+                table: "Expenses");
+        }
+    }
+}

Marco.Pms.DataAccess/Migrations/ApplicationDbContextModelSnapshot.cs

@@ -1832,6 +1832,10 @@ namespace Marco.Pms.DataAccess.Migrations
                         .IsRequired()
                         .HasColumnType("longtext");
 
+                    b.Property<string>("ExpenseUId")
+                        .IsRequired()
+                        .HasColumnType("longtext");
+
                     b.Property<Guid>("ExpensesTypeId")
                         .HasColumnType("char(36)");
 

Marco.Pms.Model/Expenses/Expenses.cs

@@ -54,6 +54,7 @@ namespace Marco.Pms.Model.Expenses
         public DateTime CreatedAt { get; set; }
         public string? TransactionId { get; set; }
         public string Description { get; set; } = string.Empty;
+        public string ExpenseUId { get; set; } = string.Empty;
         public string? Location { get; set; }
         public string? GSTNumber { get; set; }
         public string SupplerName { get; set; } = string.Empty;

Marco.Pms.Model/MongoDBModels/Expenses/ExpenseDetailsMongoDB.cs

@@ -20,6 +20,7 @@ namespace Marco.Pms.Model.MongoDBModels.Expenses
         public DateTime ExpireAt { get; set; } = DateTime.UtcNow.Date.AddDays(1);
         public string SupplerName { get; set; } = string.Empty;
         public double Amount { get; set; }
+        public string? ExpenseUId { get; set; }
         public ExpensesStatusMasterMongoDB Status { get; set; } = new ExpensesStatusMasterMongoDB();
         public List<ExpensesStatusMasterMongoDB> NextStatus { get; set; } = new List<ExpensesStatusMasterMongoDB>();
         public bool PreApproved { get; set; } = false;

Marco.Pms.Model/ViewModels/Expenses/ExpenseDetailsVM.cs

@@ -26,6 +26,7 @@ namespace Marco.Pms.Model.ViewModels.Expenses
         public string? TransactionId { get; set; }
         public string Description { get; set; } = string.Empty;
         public string? Location { get; set; }
+        public string? ExpenseUId { get; set; }
         public List<BasicDocumentVM> Documents { get; set; } = new List<BasicDocumentVM>();
         public List<ExpenseLogVM> ExpenseLogs { get; set; } = new List<ExpenseLogVM>();
         public string? GSTNumber { get; set; }

Marco.Pms.Model/ViewModels/Expenses/ExpenseList.cs

@@ -18,6 +18,7 @@ namespace Marco.Pms.Model.ViewModels.Expanses
         public DateTime TransactionDate { get; set; }
         public DateTime CreatedAt { get; set; }
         public string SupplerName { get; set; } = string.Empty;
+        public string? ExpenseUId { get; set; }
         public string Description { get; set; } = string.Empty;
         public string TransactionId { get; set; } = string.Empty;
         public double Amount { get; set; }

Marco.Pms.Services/Service/ExpensesService.cs

@@ -23,6 +23,7 @@ using MarcoBMS.Services.Service;
 using Microsoft.CodeAnalysis;
 using Microsoft.EntityFrameworkCore;
 using System.Text.Json;
+using System.Text.RegularExpressions;
 using Document = Marco.Pms.Model.DocumentManager.Document;
 
 namespace Marco.Pms.Services.Service
@@ -509,6 +510,15 @@ namespace Marco.Pms.Services.Service
                     await using var dbContext = await _dbContextFactory.CreateDbContextAsync();
                     return await dbContext.PaymentModeMatser.AsNoTracking().FirstOrDefaultAsync(pm => pm.Id == dto.PaymentModeId);
                 });
+                var expenseUIdTask = Task.Run(async () =>
+                {
+                    await using var dbContext = await _dbContextFactory.CreateDbContextAsync();
+                    var result = await dbContext.Expenses
+                    .Where(e => !string.IsNullOrWhiteSpace(e.ExpenseUId)).ToListAsync();
+                    return result
+                    .Select(e => ExtractNumber(e.ExpenseUId))
+                    .OrderByDescending(id => id).FirstOrDefault();
+                });
                 var statusMappingTask = Task.Run(async () =>
                 {
                     await using var dbContext = await _dbContextFactory.CreateDbContextAsync();
@@ -528,10 +538,7 @@ namespace Marco.Pms.Services.Service
 
 
                 // Await all prerequisite checks at once.
-                await Task.WhenAll(
+                await Task.WhenAll(hasUploadPermissionTask, projectTask, expenseTypeTask, paymentModeTask, statusMappingTask, paidByTask, expenseUIdTask);
-                    hasUploadPermissionTask,
-                    projectTask, expenseTypeTask, paymentModeTask, statusMappingTask, paidByTask
-                );
 
                 // 2. Aggregate and Check Results
                 if (!await hasUploadPermissionTask)
@@ -546,6 +553,7 @@ namespace Marco.Pms.Services.Service
                 var paymentMode = await paymentModeTask;
                 var statusMapping = await statusMappingTask;
                 var paidBy = await paidByTask;
+                var lastExpenseUId = expenseUIdTask.Result;
 
                 if (project == null) validationErrors.Add("Project not found.");
                 if (paidBy == null) validationErrors.Add("Paid by employee not found");
@@ -562,8 +570,11 @@ namespace Marco.Pms.Services.Service
                     return ApiResponse<object>.ErrorResponse("Invalid input data.", errorMessage, 400);
                 }
 
+                var currentexpenseUId = lastExpenseUId + 1;
+
                 // 3. Entity Creation
                 var expense = _mapper.Map<Expenses>(dto);
+                expense.ExpenseUId = $"EX_{currentexpenseUId}";
                 expense.CreatedById = loggedInEmployee.Id;
                 expense.CreatedAt = DateTime.UtcNow;
                 expense.TenantId = tenantId;
@@ -1106,6 +1117,14 @@ namespace Marco.Pms.Services.Service
         #endregion
 
         #region =================================================================== Helper Functions ===================================================================
+
+        private int ExtractNumber(string id)
+        {
+            // Extract trailing number; handles EX_0001, EX-0001, EX0001
+            var m = Regex.Match(id ?? string.Empty, @"(\d+)$");
+            return m.Success ? int.Parse(m.Value) : int.MinValue; // put invalid IDs at the bottom
+        }
+
         private static object ExceptionMapper(Exception ex)
         {
             return new