final version, reports with names, loading many-to-many entity

PIbd-23_Gutorov_I.A._IT-Company/Entities/Contract.cs

@@ -14,7 +14,7 @@ public class Contract
     public int ExecutorID { get; private set; }
 
     [DisplayName("Заказчик")]
-    public int CustomerName { get; private set; }
+    public string CustomerName { get; private set; } = string.Empty;
 
     [Browsable(false)]
     public ExecutorPost ExecutorPost { get; private set; }
@@ -60,21 +60,6 @@ public class Contract
         };
     }
 
-    public static Contract CreateEntity(TempServiceContract tempServiceContract, IEnumerable<Service> services)
-    {
-        return new Contract
-        {
-            Id = tempServiceContract.Id,
-            CustomerID = tempServiceContract.CustomerID,
-            ExecutorID = tempServiceContract.ExecutorID,
-            Category = tempServiceContract.Category,
-            ConclusionDate = tempServiceContract.ConclusionDate,
-            Deadline = tempServiceContract.Deadline,
-            PaymentAmount = tempServiceContract.PaymentAmount,
-            Services = services
-        };
-    }
-
     public void SetServices(IEnumerable<Service> services)
     {
         if (services != null && services.Any())

PIbd-23_Gutorov_I.A._IT-Company/Entities/ServiceContract.cs

@@ -12,11 +12,8 @@ public class ServiceContract
     [Browsable(false)]
     public int ContractId { get; private set; }
 
-    [DisplayName("Заказчик")]
-    public int CustomerName { get; private set; }
-
-    [DisplayName("Исполнитель")]
-    public int ExecutorName { get; private set; }
+    [DisplayName("Описание услуги")]
+    public string ServiceDescription { get; private set; } = string.Empty;
 
     public static ServiceContract CreateElement(int id, int serviceId, int contractId)
     {

PIbd-23_Gutorov_I.A._IT-Company/Reports/ChartReport.cs

@@ -39,7 +39,7 @@ internal class ChartReport
     {
         return _contractRepository
             .ReadContracts(dateFrom: dateTime.Date, dateTo: dateTime.Date.AddDays(1))
-            .GroupBy(x => x.CustomerID, (key, group) => new
+            .GroupBy(x => x.CustomerName, (key, group) => new
             {
                 Id = key,
                 Count = group.Sum(x => x.Services.Count())

PIbd-23_Gutorov_I.A._IT-Company/Reports/TableReport.cs

@@ -46,21 +46,18 @@ internal class TableReport
             .GroupBy(x => x.ConclusionDate)
             .Select(x => new
             {
-                x.First().ExecutorID,
+                x.First().ExecutorFullName,
                 Date = x.First().ConclusionDate,
                 CountIn = (int?)x.Count(),
                 CountOut = (int?)null
             })
             .Union(
             _contractRepository
-            .ReadContracts()
-            .Where(x => x.Deadline >= startDate
-            && x.Deadline <= endDate
-            && x.CustomerID == customerId)
+            .ReadContracts(customerId: customerId, dateFrom: startDate, dateTo: endDate)
             .GroupBy(x => x.Deadline)
             .Select(x => new
             {
-                x.First().ExecutorID,
+                x.First().ExecutorFullName,
                 Date = x.First().Deadline,
                 CountIn = (int?)null,
                 CountOut = (int?)x.Count()
@@ -71,7 +68,7 @@ internal class TableReport
 
         return new List<string[]>() { item }
         .Union(data.Select(x => new string[] {
-            x.ExecutorID.ToString(),
+            x.ExecutorFullName,
             x.Date.ToString(),
             x.CountIn?.ToString() ?? string.Empty,
             x.CountOut?.ToString() ?? string.Empty

PIbd-23_Gutorov_I.A._IT-Company/Repositories/Implementations/ContractRepository.cs

@@ -101,10 +101,12 @@ public class ContractRepository : IContractRepository
 
             using var connection = new NpgsqlConnection(_connectionString.ConnectionString);
             var querySelect = @$"
-                SELECT c.*, sc.ServiceId, s.Description,
+                SELECT c.*,
                 CONCAT(cu.Name, ' ', cu.Contact) as CustomerName,
                 e.Post as ExecutorPost,
-                e.Name as ExecutorName
+                e.Name as ExecutorName,
+                sc.ServiceId,
+                s.Description as ServiceDescription
                 FROM Contracts c
                 INNER JOIN ServiceContract sc ON sc.ContractId = c.Id
                 LEFT JOIN Services s ON sc.ServiceId = s.Id
@@ -112,9 +114,35 @@ public class ContractRepository : IContractRepository
                 LEFT JOIN Executors e ON e.Id = c.ExecutorId
                 {builder.Build()};
             ";
-            var serviceDict = new Dictionary<int, List<Service>>();
-            var contracts = connection.Query<Contract, Service>(querySelect, new { dateFrom, dateTo, customerId, executorId });
+
+            var contractsDict = new Dictionary<int, List<ServiceContract>>();
+
+            var contracts = connection.Query<Contract, ServiceContract, Contract>(querySelect, (contract, serviceContract) =>
+            {
+                if (!contractsDict.TryGetValue(contract.Id, out var sc))
+                {
+                    sc = [];
+                    contractsDict.Add(contract.Id, sc);
+                }
+
+                sc.Add(serviceContract);
+                return contract;
+            }, splitOn: "ServiceId", param: new
+            {
+                dateFrom,
+                dateTo,
+                customerId,
+                executorId
+            });
             _logger.LogDebug("Полученные объекты: {json}", JsonConvert.SerializeObject(contracts));
+
+            return contractsDict.Select(x =>
+            {
+                var c = contracts.First(y => y.Id == x.Key);
+                c.SetServices(x.Value.Select(x => Service.CreateEntity(x.ServiceId, x.ServiceDescription)));
+                return c;
+            }).ToArray();
+        }
         catch (Exception ex)
         {
             _logger.LogError(ex, "Ошибка при чтении объектов");