Add server-side sorting to GetWorkOrderList

- Accept sortBy and sortDir query parameters
- Supports sorting by: number, title, location, priority, status,
  createdDate, assignedTo, lastUpdated
- Default sort: lastUpdated desc
- Sort applied in SQL before pagination

Api.SeaHavenIndustries/Controllers/WorkOrderController.cs

@@ -369,7 +369,7 @@ namespace Api.SeaHavenIndustries.Controllers
         // GET: api/WorkOrder/GetWorkOrderList
         // -----------------------------------
         [HttpGet("GetWorkOrderList")]
-        public IActionResult GetWorkOrderList(string? search = "", int page = 1, int pageSize = 12)
+        public IActionResult GetWorkOrderList(string? search = "", int page = 1, int pageSize = 12, string? sortBy = "lastUpdated", string? sortDir = "desc")
         {
             search ??= "";
 
@@ -392,8 +392,21 @@ namespace Api.SeaHavenIndustries.Controllers
 
             var totalCount = query.Count();
 
-            var data = query
+            var isAsc = sortDir?.ToLower() == "asc";
-                .OrderByDescending(w => w.Id)
+            IOrderedQueryable<WorkOrder> ordered = (sortBy?.ToLower()) switch
+            {
+                "number" => isAsc ? query.OrderBy(w => w.InternalWONumber) : query.OrderByDescending(w => w.InternalWONumber),
+                "title" => isAsc ? query.OrderBy(w => w.WorkerOrderTitle) : query.OrderByDescending(w => w.WorkerOrderTitle),
+                "location" => isAsc ? query.OrderBy(w => w.Locations != null ? w.Locations.Name : "") : query.OrderByDescending(w => w.Locations != null ? w.Locations.Name : ""),
+                "priority" => isAsc ? query.OrderBy(w => w.Priority) : query.OrderByDescending(w => w.Priority),
+                "status" => isAsc ? query.OrderBy(w => w.Status) : query.OrderByDescending(w => w.Status),
+                "createddate" => isAsc ? query.OrderBy(w => w.CreatedDate) : query.OrderByDescending(w => w.CreatedDate),
+                "assignedto" => isAsc ? query.OrderBy(w => w.AssignToUser != null ? w.AssignToUser.FirstName : "") : query.OrderByDescending(w => w.AssignToUser != null ? w.AssignToUser.FirstName : ""),
+                "lastupdated" => isAsc ? query.OrderBy(w => w.LastModificationTime) : query.OrderByDescending(w => w.LastModificationTime),
+                _ => query.OrderByDescending(w => w.Id)
+            };
+
+            var data = ordered
                 .Skip((page - 1) * pageSize)
                 .Take(pageSize)
                 .Select(w => new