осталось внести небольшие правки

ProjectPeopleTransportation/ProjectPeopleTransportation/Entities/Bus.cs

@@ -1,6 +1,8 @@
-using ProjectPeopleTransportation.Entities.Enums;
+using DocumentFormat.OpenXml.EMMA;
+using ProjectPeopleTransportation.Entities.Enums;
 using System;
 using System.Collections.Generic;
+using System.ComponentModel;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
@@ -11,10 +13,13 @@ public class Bus
 {
     public int ID { get; private set; }
 
+    [DisplayName("Модель автобуса")]
     public string Bus_Name { get; private set; } = string.Empty;
 
+    [DisplayName("Госномер")]
     public string Licence_Plate { get; private set; } = string.Empty;
 
+    public string Model_and_plate => $"{Bus_Name} {Licence_Plate}";
     public static Bus CreateEntity(int id, string busName, string licensePlate)
     {
         return new Bus

ProjectPeopleTransportation/ProjectPeopleTransportation/Entities/BusCheck.cs

@@ -1,4 +1,5 @@
 using ProjectPeopleTransportation.Entities.Enums;
+using System.ComponentModel;
 
 namespace ProjectPeopleTransportation.Entities;
 
@@ -6,12 +7,21 @@ public class BusCheck
 {
     public int ID { get; private set; }
 
+    [Browsable(false)]
     public int Bus_ID { get; private set; }
 
+    [DisplayName("Автобус")]
+    public string Bus_Name { get; private set; } = string.Empty;
+
+
+    [DisplayName("Стоимость")]
     public int Price { get; private set; }
 
+    [DisplayName("Дата проверки автобуса")]
     public DateTime Date { get; private set; }
 
+
+    [DisplayName("Тип элемента")]
     public BusElementType Bus_Element_Type { get; private set; }
 
     public static BusCheck CreateOperation(int id, int busID, int price, BusElementType busElementType)

ProjectPeopleTransportation/ProjectPeopleTransportation/Entities/Employee.cs

@@ -1,4 +1,5 @@
 using ProjectPeopleTransportation.Entities.Enums;
+using System.ComponentModel;
 
 namespace ProjectPeopleTransportation.Entities;
 
@@ -6,11 +7,15 @@ public class Employee
 {
     public int ID { get; private set; }
 
+    [DisplayName("Имя")]
     public string First_Name { get; private set; } = string.Empty;
 
+    [DisplayName("Фамилия")]
     public string Last_Name { get; private set; } = string.Empty;
 
+    public string Full_name => $"{Last_Name} {First_Name}";
 
+    [DisplayName("Должность")]
     public EmployeePost Post { get; private set; }
 
     public static Employee CreateEntity(int id, string first, string last, EmployeePost employeePost)

ProjectPeopleTransportation/ProjectPeopleTransportation/Entities/RouteList.cs

@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.ComponentModel;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
@@ -13,10 +14,14 @@ public class RouteList
 {
     public int Id { get; private set; }
 
+    [DisplayName("Название маршрута")]
     public string Route_Name { get; private set; } = string.Empty;
 
+    [DisplayName("Описание маршрута")]
     public string Route_Description { get; private set; } = string.Empty;
 
+    public string Route_desc_name => $"{Route_Name}-{Route_Description}";
+
     public static RouteList CreateEntity(int id, string name, string description)
     {
         return new RouteList

ProjectPeopleTransportation/ProjectPeopleTransportation/Entities/StartingShift.cs

@@ -1,6 +1,7 @@
 using ProjectPeopleTransportation.Entities.Enums;
 using System;
 using System.Collections.Generic;
+using System.ComponentModel;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
@@ -12,12 +13,27 @@ public class StartingShift
 {
     public int ID { get; private set; }
 
+    [Browsable(false)]
     public int Route_List_ID { get; private set; }
 
+    [DisplayName("Маршрутный лист")]
+    public string Route_List_Name { get; private set; } = string.Empty;
+
+    [Browsable(false)]
     public int Bus_ID { get; private set; }
 
+    [DisplayName("Автобус")]
+    public string Bus_Name { get; private set; } = string.Empty;
+
+
+    [DisplayName("Дата смены")]
     public DateTime Starting_Shift_Date { get; private set; }
 
+    [DisplayName("Работники")]
+    public string Employee => StartingShiftEmployees != null ?
+        string.Join(", ", StartingShiftEmployees.Select(x => $"{x.Employee_name} {x.Shift_Duration}")) : string.Empty;
+
+    [Browsable(false)]
     public IEnumerable<StartingShift_Employee> StartingShiftEmployees { get; private set; } = [];
 
     public static StartingShift CreateOperation(int id, int routeListID, int busID, IEnumerable<StartingShift_Employee> startingShiftEmployees)
@@ -32,16 +48,11 @@ public class StartingShift
         };
 
     }
-    public static StartingShift CreateOperation(TempStartingShift_Employee tempStartingShiftEmployee,
-        IEnumerable<StartingShift_Employee> startingShiftEmployee)
+    public void SetStartingShiftEmployee(IEnumerable<StartingShift_Employee> startingShiftEmployee)
     {
-        return new StartingShift
+        if (startingShiftEmployee != null && startingShiftEmployee.Any())
         {
-            ID = tempStartingShiftEmployee.Starting_shift_ID,
-            Starting_Shift_Date = tempStartingShiftEmployee.Starting_Shift_Date,
-            Route_List_ID = tempStartingShiftEmployee.Route_List_ID,
-            Bus_ID = tempStartingShiftEmployee.Bus_ID,
-            StartingShiftEmployees = startingShiftEmployee
-        };
+            StartingShiftEmployees = startingShiftEmployee;
+        }
     }
 }

ProjectPeopleTransportation/ProjectPeopleTransportation/Entities/StartingShift_Employee.cs

@@ -6,6 +6,8 @@ public class StartingShift_Employee
 
     public int Employee_ID { get; private set; }
 
+    public string Employee_name { get; private set; } = string.Empty;
+
     public int Shift_Duration { get; private set; }
 
     public static StartingShift_Employee CreateElement(int id, int employeeID, int shiftDuration)

ProjectPeopleTransportation/ProjectPeopleTransportation/Forms/FormBusCheck.cs

@@ -26,7 +26,7 @@ namespace ProjectPeopleTransportation.Forms
                 throw new ArgumentNullException(nameof(busCheckRepository));
 
             comboBoxBus.DataSource = busRepository.ReadBuses();
-            comboBoxBus.DisplayMember = "BusName";
+            comboBoxBus.DisplayMember = "Model_and_plate";
             comboBoxBus.ValueMember = "Id";
 
             foreach (var elem in Enum.GetValues(typeof(BusElementType)))

ProjectPeopleTransportation/ProjectPeopleTransportation/Forms/FormBusChecks.cs

@@ -71,7 +71,12 @@ namespace ProjectPeopleTransportation.Forms
             }
         }
 
-        private void LoadList() => dataGridViewCheck.DataSource = _busCheckRepository.ReadBusCheck();
+        private void LoadList() 
+        {
+            dataGridViewCheck.DataSource = _busCheckRepository.ReadBusCheck();
+            dataGridViewCheck.Columns["ID"].Visible = false;
+            dataGridViewCheck.Columns["Date"].DefaultCellStyle.Format = "dd.MM.yyyy";
+        }
 
         private bool TryGetIdentifierFromSelectedRow(out int id)
         {

ProjectPeopleTransportation/ProjectPeopleTransportation/Forms/FormStartingShift.cs

@@ -16,11 +16,11 @@ namespace ProjectPeopleTransportation.Forms
                 throw new ArgumentNullException(nameof(startingShiftRepository));
 
             ColumnEmployees.DataSource = employeeRepository.ReadEmployees();
-            ColumnEmployees.DisplayMember = "First_Name";
+            ColumnEmployees.DisplayMember = "Full_name";
             ColumnEmployees.ValueMember = "Id";
 
             comboBoxBus.DataSource = busRepository.ReadBuses();
-            comboBoxBus.DisplayMember = "Bus_Name";
+            comboBoxBus.DisplayMember = "Model_and_plate";
             comboBoxBus.ValueMember = "Id";
 
             comboBoxRoute.DataSource = routeListRepository.ReadRouteLists();
@@ -69,7 +69,8 @@ namespace ProjectPeopleTransportation.Forms
                 Convert.ToInt32(row.Cells["ColumnEmployees"].Value),
                 Convert.ToInt32(row.Cells["ColumnShiftDuration"].Value)));
             }
-            return list;
+            return list.GroupBy(x => x.Employee_ID, x => x.Shift_Duration, (employeeId, shiftduration) =>
+            StartingShift_Employee.CreateElement(0, employeeId, shiftduration.Sum())).ToList(); 
         }
     }
 }

ProjectPeopleTransportation/ProjectPeopleTransportation/Forms/FormStartingShifts.cs

@@ -50,6 +50,11 @@ namespace ProjectPeopleTransportation.Forms
             }
         }
 
-        private void LoadList() => dataGridViewData.DataSource = _startingShiftRepository.ReadStartingShifts();
-    }
+        private void LoadList()
+        {
+            dataGridViewData.DataSource = _startingShiftRepository.ReadStartingShifts();
+            dataGridViewData.Columns["ID"].Visible = false;
+            dataGridViewData.Columns["Starting_Shift_Date"].DefaultCellStyle.Format = "dd MMMM yyyy hh:mm";
+        }
+}
 }

ProjectPeopleTransportation/ProjectPeopleTransportation/Repositories/Implementations/BusCheckRepository.cs

@@ -64,7 +64,11 @@ WHERE id=@id";
         try
         {
             using var connection = new NpgsqlConnection(_connectionString.ConnectionString);
-            var querySelect = @"SELECT * FROM bus_check";
+            var querySelect = @"SELECT
+gts.*,
+b.licence_plate as Bus_name
+FROM bus_check gts
+LEFT JOIN bus b on b.id = gts.bus_id"; 
             var services = connection.Query<BusCheck>(querySelect);
             _logger.LogDebug("Полученные объекты: {json}", JsonConvert.SerializeObject(services));
             return services;

ProjectPeopleTransportation/ProjectPeopleTransportation/Repositories/Implementations/StartingShiftRepository.cs

@@ -56,10 +56,37 @@ VALUES (@Starting_shift_id, @Employee_id, @Shift_Duration)";
         try
         {
             using var connection = new NpgsqlConnection(_connectionString.ConnectionString);
-            var querySelect = @"SELECT * FROM starting_shift";
-            var startingShifts = connection.Query<StartingShift>(querySelect);
+            var querySelect = @"SELECT
+sse.starting_shift_id,
+ss.starting_shift_date,
+CONCAT(rl.route_name, '-', rl.route_description) as Route_Name,
+CONCAT(b.bus_name, ' ', b.licence_plate) as Bus_name,
+sse.employee_id,
+sse.shift_duration
+FROM starting_shift ss
+LEFT JOIN route_list rl on rl.id = ss.route_list_id
+LEFT JOIN bus b on b.id = ss.bus_id
+INNER JOIN starting_shift_employee sse ON sse.starting_shift_id = ss.id";
+            var startingShiftDict = new Dictionary<int, List<StartingShift_Employee>>();
+
+            var startingShifts = connection.Query<StartingShift, StartingShift_Employee, StartingShift>(querySelect, (startingShift, startingShifts) =>
+            {
+                if (!startingShiftDict.TryGetValue(startingShift.ID, out var sse))
+                {
+                    sse = [];
+                    startingShiftDict.Add(startingShift.ID, sse);
+                }
+                sse.Add(startingShifts);
+                return startingShift;
+            }, splitOn: "Employee_id", param: new { routelistId, employeeId, dateForm, dateTo, busId });
+
             _logger.LogDebug("Полученные объекты: {json}", JsonConvert.SerializeObject(startingShifts));
-            return startingShifts;
+            return startingShiftDict.Select(x =>
+            {
+                var ss = startingShifts.First(y => y.ID == x.Key);
+                ss.SetStartingShiftEmployee(x.Value);
+                return ss;
+            }).ToArray();
         }
         catch (Exception ex)
         {