auto_service/AutoService/Models/BaseRepository.cs

using Microsoft.Extensions.Options;
using Microsoft.Extensions.Options;
using MySqlConnector;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace AutoService.Models
{
    public class BaseRepository
    {
        public readonly DatabaseSettings _databaseSetting;

        protected MySqlConnection connection;

        public BaseRepository(IOptions<DatabaseSettings> databaseSettings)
        {
            _databaseSetting = databaseSettings.Value;
            connection = new MySqlConnection(_databaseSetting.ConnectionString);

        }
        public bool OpenConnection()
        {
            try
            {
                connection.Open();
                return true;
            }catch(Exception e)
            {
                Console.WriteLine(e);
                return false;
            }
        }

        public bool CloseConnection()
        {
            try
            {
                connection.Close();
                return true;
            }
            catch(Exception e)
            {
                Console.WriteLine(e);
                return false;
            }
        }

    }
}