Added project validation in attendance Overview API

Marco.Pms.Services/Controllers/DashboardController.cs

@@ -5,6 +5,7 @@ using Marco.Pms.Model.Employees;
 using Marco.Pms.Model.Projects;
 using Marco.Pms.Model.Utilities;
 using Marco.Pms.Model.ViewModels.DashBoard;
+using Marco.Pms.Services.Service;
 using MarcoBMS.Services.Helpers;
 using MarcoBMS.Services.Service;
 using Microsoft.AspNetCore.Authorization;
@@ -21,11 +22,13 @@ namespace Marco.Pms.Services.Controllers
         private readonly ApplicationDbContext _context;
         private readonly UserHelper _userHelper;
         private readonly ILoggingService _logger;
-        public DashboardController(ApplicationDbContext context, UserHelper userHelper, ILoggingService logger)
+        private readonly PermissionServices _permissionServices;
+        public DashboardController(ApplicationDbContext context, UserHelper userHelper, ILoggingService logger, PermissionServices permissionServices)
         {
             _context = context;
             _userHelper = userHelper;
             _logger = logger;
+            _permissionServices = permissionServices;
         }
         [HttpGet("progression")]
         public async Task<IActionResult> GetGraph([FromQuery] double days, [FromQuery] string FromDate, [FromQuery] Guid? projectId)
@@ -360,36 +363,67 @@ namespace Marco.Pms.Services.Controllers
         {
             _logger.LogInfo("GetAttendanceOverView called for ProjectId: {ProjectId}, Days: {Days}", projectId, days);
 
+            // Step 1: Validate project existence
+            var project = await _context.Projects.AsNoTracking().FirstOrDefaultAsync(p => p.Id == projectId);
+            if (project == null)
+            {
+                _logger.LogWarning("Project not found for ProjectId: {ProjectId}", projectId);
+                return BadRequest(ApiResponse<object>.ErrorResponse("Project not found", "Project not found", 400));
+            }
+
+            // Step 2: Permission check
+            var loggedInEmployee = await _userHelper.GetCurrentEmployeeAsync();
+            bool hasAssigned = await _permissionServices.HasProjectPermission(loggedInEmployee, projectId.ToString());
+
+            if (!hasAssigned)
+            {
+                _logger.LogWarning("Unauthorized access attempt. EmployeeId: {EmployeeId}, ProjectId: {ProjectId}", loggedInEmployee.Id, projectId);
+                return StatusCode(403, ApiResponse<object>.ErrorResponse(
+                    "You don't have permission to access this feature",
+                    "You don't have permission to access this feature", 403));
+            }
+
+            // Step 3: Validate and parse days input
             if (!int.TryParse(days, out int dayCount) || dayCount <= 0)
             {
+                _logger.LogWarning("Invalid days input received: {Days}", days);
                 return BadRequest(ApiResponse<object>.ErrorResponse("Invalid number of days", "Days must be a positive integer", 400));
             }
 
+            // Step 4: Define date range
             DateTime today = DateTime.UtcNow.Date;
             DateTime startDate = today.AddDays(-dayCount);
 
-            // Step 1: Get project allocations and related job roles
+            // Step 5: Load project allocations and related job roles
             var allocations = await _context.ProjectAllocations
                 .Where(pa => pa.ProjectId == projectId)
                 .ToListAsync();
 
+            if (!allocations.Any())
+            {
+                _logger.LogInfo("No employee allocations found for project: {ProjectId}", projectId);
+                return Ok(ApiResponse<object>.SuccessResponse(new List<AttendanceOverviewVM>(), "No allocations found", 200));
+            }
+
             var jobRoleIds = allocations.Select(pa => pa.JobRoleId).Distinct().ToList();
+
             var jobRoles = await _context.JobRoles
                 .Where(jr => jobRoleIds.Contains(jr.Id))
                 .ToListAsync();
 
-            // Step 2: Get attendance records for the given range
+            // Step 6: Load attendance records for given date range
             var attendances = await _context.Attendes
-                .Where(a => a.ProjectID == projectId
+                .Where(a =>
-                    && a.InTime.HasValue
+                    a.ProjectID == projectId &&
-                    && a.InTime.Value.Date >= startDate
+                    a.InTime.HasValue &&
-                    && a.InTime.Value.Date <= today)
+                    a.InTime.Value.Date >= startDate &&
+                    a.InTime.Value.Date <= today)
                 .ToListAsync();
 
-            var result = new List<AttendanceOverviewVM>();
+            var overviewList = new List<AttendanceOverviewVM>();
 
-            // Step 3: Generate report per day and job role
+            // Step 7: Process attendance per date per role
-            for (DateTime date = today; date >= startDate; date = date.AddDays(-1))
+            for (DateTime date = today; date > startDate; date = date.AddDays(-1))
             {
                 foreach (var jobRole in jobRoles)
                 {
@@ -398,26 +432,27 @@ namespace Marco.Pms.Services.Controllers
                         .Select(pa => pa.EmployeeId)
                         .ToList();
 
-                    var count = attendances
+                    int presentCount = attendances
                         .Count(a => employeeIds.Contains(a.EmployeeID) && a.InTime!.Value.Date == date);
 
-                    result.Add(new AttendanceOverviewVM
+                    overviewList.Add(new AttendanceOverviewVM
                     {
                         Role = jobRole.Name,
                         Date = date.ToString("yyyy-MM-dd"),
-                        Present = count
+                        Present = presentCount
                     });
                 }
             }
 
-            var ordered = result
+            // Step 8: Order result for consistent presentation
+            var sortedResult = overviewList
                 .OrderByDescending(r => r.Date)
                 .ThenByDescending(r => r.Present)
                 .ToList();
 
-            _logger.LogInfo("Attendance overview fetched for ProjectId: {ProjectId}, Total Records: {Count}", projectId, ordered.Count);
+            _logger.LogInfo("Attendance overview fetched. ProjectId: {ProjectId}, Records: {Count}", projectId, sortedResult.Count);
 
-            return Ok(ApiResponse<object>.SuccessResponse(ordered, $"{ordered.Count} records fetched for attendance overview", 200));
+            return Ok(ApiResponse<object>.SuccessResponse(sortedResult, $"{sortedResult.Count} records fetched for attendance overview", 200));
         }
     }
 }