Implement an API endpoint to delete a task

Marco.Pms.Services/Controllers/ProjectController.cs

@@ -8,6 +8,7 @@ using Marco.Pms.Model.Utilities;
 using Marco.Pms.Model.ViewModels;
 using Marco.Pms.Model.ViewModels.Employee;
 using MarcoBMS.Services.Helpers;
+using MarcoBMS.Services.Service;
 using Microsoft.AspNetCore.Authorization;
 using Microsoft.AspNetCore.Mvc;
 using Microsoft.EntityFrameworkCore;
@@ -21,12 +22,14 @@ namespace MarcoBMS.Services.Controllers
     {
         private readonly ApplicationDbContext _context;
         private readonly UserHelper _userHelper;
+        private readonly ILoggingService _logger;
 
 
-        public ProjectController(ApplicationDbContext context, UserHelper userHelper)
+        public ProjectController(ApplicationDbContext context, UserHelper userHelper, ILoggingService logger)
         {
             _context = context;
             _userHelper = userHelper;
+            _logger = logger;
         }
         [HttpGet("list")]
         public async Task<IActionResult> GetAll()
@@ -522,6 +525,45 @@ namespace MarcoBMS.Services.Controllers
             return BadRequest(ApiResponse<object>.ErrorResponse("Invalid details.", "Work Item Details are not valid.", 400));
 
         }
+
+        [HttpDelete("task/{id}")]
+        public async Task<IActionResult> DeleteProjectTask(Guid id)
+        {
+            Guid tenantId = _userHelper.GetTenantId();
+            WorkItem? task = await _context.WorkItems.AsNoTracking().FirstOrDefaultAsync(t => t.Id == id && t.TenantId == tenantId);
+            if (task != null)
+            {
+                if (task.CompletedWork == 0)
+                {
+                    var assignedTask = await _context.TaskAllocations.Where(t => t.WorkItemId == id).ToListAsync();
+                    if (assignedTask.Count == 0)
+                    {
+                        _context.WorkItems.Remove(task);
+                        await _context.SaveChangesAsync();
+                        _logger.LogInfo("Task with ID {WorkItemId} has been successfully deleted.", task.Id);
+                    }
+                    else
+                    {
+                        _logger.LogWarning("Task with ID {WorkItemId} is currently assigned and cannot be deleted.", task.Id);
+                        return BadRequest(ApiResponse<object>.ErrorResponse("Task is currently assigned and cannot be deleted.", "Task is currently assigned and cannot be deleted.", 400));
+                    }
+                }
+                else
+                {
+                    double percentage = (task.CompletedWork / task.PlannedWork) * 100;
+                    percentage = Math.Round(percentage, 2);
+                    _logger.LogWarning("Task with ID {WorkItemId} is {CompletionPercentage}% complete and cannot be deleted", task.Id, percentage);
+                    return BadRequest(ApiResponse<object>.ErrorResponse(System.String.Format("Task is {0}% complete and cannot be deleted", percentage), System.String.Format("Task is {0}% complete and cannot be deleted", percentage), 400));
+
+                }
+            }
+            else
+            {
+                _logger.LogError("Task with ID {WorkItemId} not found ID database", id);
+            }
+            return Ok(ApiResponse<object>.SuccessResponse(new { }, "Task deleted successfully", 200));
+        }
+
         [HttpPost("manage-infra")]
         public async Task<IActionResult> ManageProjectInfra(List<InfraDot> infraDots)
         {