BathhouseManagment/Database/ServiceRepository.cs

using System;
using System.Collections.Generic;
using BathHouseManagmet.Models;
using Microsoft.Extensions.Options;
using MySqlConnector;

namespace BathHouseManagmet.Database;

public class ServiceRepository
{
    MySqlConnection connection;

    public ServiceRepository(IOptions<DatabaseConnection> connect)
    {
        connection = new MySqlConnection(connect.Value.ConnectionString);
    }

    public List<Service> GetServices()
    {
        List<Service> result = new();
        string sql = "select * from `service`";
        try
        {
            connection.Open();
            using (var command = new MySqlCommand(sql, connection))
            using (var reader = command.ExecuteReader())
            {
                while (reader.Read())
                {
                    result.Add(new Service
                    {
                        Id = reader.GetInt32("id"),
                        Name = reader.GetString("name"),
                        Description = reader.GetString("description"),
                        Price = reader.GetInt32("price")
                    });
                }
            }
            connection.Close();
        }
        catch (Exception e)
        {
            Console.WriteLine(e);
        }
        return result;
    }

    public bool InsertService(Service service)
    {
        string sql = "insert into `service` (`id`, `name`, `description`, `price`) values (0, @name, @description, @price)";
        try
        {
            connection.Open();
            using (var command = new MySqlCommand(sql, connection))
            {
                command.Parameters.AddWithValue("@id", service.Id);
                command.Parameters.AddWithValue("@name", service.Name);
                command.Parameters.AddWithValue("@description", service.Description);
                command.Parameters.AddWithValue("@price", service.Price);
                command.ExecuteNonQuery();
            }
            connection.Close();
        }
        catch (Exception e)
        {
            connection.Close();
            return false;
        }
        connection.Close();
        return true;
    }

    public bool UpdateService(Service service)
    {
        string sql = "update `service` set name = @name, description = @description, price = @price";
        try
        {
            connection.Open();
            using (var command = new MySqlCommand(sql, connection))
            {
                command.Parameters.AddWithValue("@name", service.Name);
                command.Parameters.AddWithValue("@description", service.Description);
                command.Parameters.AddWithValue("@price", service.Price);
                command.ExecuteNonQuery();
            }
            connection.Close();
        }
        catch (Exception e)
        {
            connection.Close();
            return false;
        }
        connection.Close();
        return true;
    }

    public bool DeleteService(Service service)
    {
        string sql = "delete from `service` where `id` =" + service.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;
    }
}