Добавление должностей и клиентов

Database/ClientRepository.cs

@@ -44,5 +44,68 @@ public class ClientRepository
         return result;
     }
 
+    public bool InsertClient(Client client)
+    {
+        string sql = "insert into `client` (`id`, `name`, `surname`) values (0, @name, @surname)";
+        try
+        {
+            connection.Open();
+            using (var command = new MySqlCommand(sql, connection))
+            {
+                command.Parameters.AddWithValue("@name", client.Name);
+                command.Parameters.AddWithValue("@surname", client.Surname);
+                command.ExecuteNonQuery();
+            }
+        }
+        catch (Exception e)
+        {
+            connection.Close();
+            return false;
+        }
+        connection.Close();
+        return true;
+    }
 
+    public bool UpdateClient(Client client)
+    {
+        string sql = "update `client` set name = @name, surname = @surname";
+        try
+        {
+            connection.Open();
+            using (var command = new MySqlCommand(sql, connection))
+            {
+                command.Parameters.AddWithValue("@name", client.Name);
+                command.Parameters.AddWithValue("@surname", client.Surname);
+                command.ExecuteNonQuery();
+            }
+            connection.Close();
+        }
+        catch (Exception e)
+        {
+            connection.Close();
+            return false;
+        }
+        connection.Close();
+        return true;
+    }
+
+    public bool DeleteClient(Client client)
+    {
+        string sql = "delete from `client` where `id` = " + client.Id;
+        try
+        {
+            connection.Open();
+            using (var command = new MySqlCommand(sql, connection))
+            {
+                command.ExecuteNonQuery();
+            }
+        }
+        catch (Exception e)
+        {
+            connection.Close();
+            return false;
+        }
+        connection.Close();
+        return true;
+    }
 }

Database/PositionRepository.cs

@@ -0,0 +1,112 @@
+using System;
+using System.Collections.Generic;
+using BathHouseManagmet.Models;
+using Microsoft.Extensions.Options;
+using MySqlConnector;
+
+namespace BathHouseManagmet.Database;
+
+public class PositionRepository
+{
+    MySqlConnection connection;
+
+    public PositionRepository(IOptions<DatabaseConnection> connect)
+    {
+        connection = new MySqlConnection(connect.Value.ConnectionString);
+    }
+
+    public List<Position> GetPositions()
+    {
+        List<Position> result = new();
+        string sql = "select * from position";
+        try
+        {
+            connection.Open();
+            using (var command = new MySqlCommand(sql, connection))
+            using (var reader = command.ExecuteReader())
+            {
+                while (reader.Read())
+                {
+                    result.Add(new Position
+                    {
+                        Id = reader.GetInt32("id"),
+                        Name = reader.GetString("name"),
+                    });
+                }
+            }
+            connection.Close();
+        }
+        catch (Exception e)
+        {
+            Console.WriteLine(e);
+        }
+        return result;
+    }
+
+    public bool InsertPositon(Position position)
+    {
+        string sql = "insert into `position` (`id`, `name`) values (0, @name)";
+        try
+        {
+            connection.Open();
+            using (var command = new MySqlCommand(sql, connection))
+            {
+                command.Parameters.AddWithValue("@id", position.Id);
+                command.Parameters.AddWithValue("@name", position.Name);
+                command.ExecuteNonQuery();
+            }
+            connection.Close();
+        }
+        catch (Exception e)
+        {
+            connection.Close();
+            return false;
+        }
+        connection.Close();
+        return true;
+    }
+
+    public bool UpdatePositon(Position position)
+    {
+        string sql = "insert into `position` (`id`, `name`) values (0, @name)";
+        try
+        {
+            connection.Open();
+            using (var command = new MySqlCommand(sql, connection))
+            {
+                command.Parameters.AddWithValue("@id", position.Id);
+                command.Parameters.AddWithValue("@name", position.Name);
+                command.ExecuteNonQuery();
+            }
+            connection.Close();
+        }
+        catch (Exception e)
+        {
+            connection.Close();
+            return false;
+        }
+        connection.Close();
+        return true;
+    }
+
+    public bool DeletePositon(Position position)
+    {
+        string sql = "delete from `position` where `id` = " + position.Id;
+        try
+        {
+            connection.Open();
+            using (var command = new MySqlCommand(sql, connection))
+            {
+                command.ExecuteNonQuery();
+            }
+            connection.Close();
+        }
+        catch (Exception e)
+        {
+            connection.Close();
+            return false;
+        }
+        connection.Close();
+        return true;
+    }
+}