added method to requisiton supplies.

Controllers/VehicleController.cs

@@ -615,6 +615,10 @@ namespace CarCareTracker.Controllers
             //move files from temp.
             serviceRecord.Files = serviceRecord.Files.Select(x => { return new UploadedFiles { Name = x.Name, Location = _fileHelper.MoveFileFromTemp(x.Location, "documents/") }; }).ToList();
             var result = _serviceRecordDataAccess.SaveServiceRecordToVehicle(serviceRecord.ToServiceRecord());
+            if (result)
+            {
+                RequisitionSupplyRecordsByUsage(serviceRecord.Supplies);
+            }
             return Json(result);
         }
         [HttpGet]
@@ -1237,6 +1241,21 @@ namespace CarCareTracker.Controllers
         }
         #endregion
         #region "Supply Records"
+        private void RequisitionSupplyRecordsByUsage(List<SupplyUsage> supplyUsage)
+        {
+            foreach(SupplyUsage supply in supplyUsage)
+            {
+                //get supply record.
+                var result = _supplyRecordDataAccess.GetSupplyRecordById(supply.SupplyId);
+                var unitCost = (result.Quantity != 0 ) ? result.Cost / result.Quantity : 0;
+                //deduct quantity used.
+                result.Quantity -= supply.Quantity;
+                //deduct cost.
+                result.Cost -= (supply.Quantity * unitCost);
+                //save
+                _supplyRecordDataAccess.SaveSupplyRecordToVehicle(result);
+            }
+        }
         [TypeFilter(typeof(CollaboratorFilter))]
         [HttpGet]
         public IActionResult GetSupplyRecordsByVehicleId(int vehicleId)

Models/ServiceRecord/ServiceRecordInput.cs

@@ -10,6 +10,7 @@
         public decimal Cost { get; set; }
         public string Notes { get; set; }
         public List<UploadedFiles> Files { get; set; } = new List<UploadedFiles>();
+        public List<SupplyUsage> Supplies { get; set; } = new List<SupplyUsage>();
         public ServiceRecord ToServiceRecord() { return new ServiceRecord { Id = Id, VehicleId = VehicleId, Date = DateTime.Parse(Date), Cost = Cost, Mileage = Mileage, Description = Description, Notes = Notes, Files = Files }; }
     }
 }

Models/Supply/SupplyUsage.cs

@@ -0,0 +1,7 @@
+namespace CarCareTracker.Models
+{
+    public class SupplyUsage { 
+        public int SupplyId { get; set; }
+        public decimal Quantity { get; set; }
+    }
+}

Views/Vehicle/_ServiceRecordModal.cshtml

@@ -23,7 +23,10 @@
                     <input type="text" id="serviceRecordDescription" class="form-control" placeholder="Description of item(s) serviced(i.e. Oil Change)" value="@Model.Description">
                     <label for="serviceRecordCost">Cost</label>
                     <input type="text" id="serviceRecordCost" class="form-control" placeholder="Cost of the service" value="@(isNew ? "" : Model.Cost)">
-                    @await Html.PartialAsync("_SupplyStore", "ServiceRecord")
+                    @if (isNew)
+                    {
+                        @await Html.PartialAsync("_SupplyStore", "ServiceRecord")
+                    }
                 </div>
                 <div class="col-md-6 col-12">
                     <label for="serviceRecordNotes">Notes(optional)</label>
@@ -72,6 +75,7 @@
 </div>
 <script>
     var uploadedFiles = [];
+    var selectedSupplies = [];
     getUploadedFilesFromModel();
     function getUploadedFilesFromModel() {
     @foreach (UploadedFiles filesUploaded in Model.Files)

Views/Vehicle/_SupplyStore.cshtml

@@ -16,6 +16,7 @@
                 $('#serviceRecordCost').val(selectedSupplyResult.totalSum);
                 break;
         }
+        selectedSupplies = getSuppliesAndQuantity().selectedSupplies;
         hideSuppliesModal();
     }
     function hideParentModal(){

wwwroot/js/servicerecord.js

@@ -114,6 +114,7 @@ function getAndValidateServiceRecordValues() {
         cost: serviceCost,
         notes: serviceNotes,
         files: uploadedFiles,
+        supplies: selectedSupplies,
         addReminderRecord: addReminderRecord
     }
 }