using MedicalDatabaseContracts.Models;
using Microsoft.Extensions.Logging;
using Npgsql;
using System.Diagnostics;

namespace MedicalPostgresqlDatabase.Storages
{
    public class DiagnosesStorage : AbstractPostgresqlStorage<Diagnose>
    {
        private ILogger _logger;
        public DiagnosesStorage(ILogger<DiagnosesStorage> logger) : base("diagnoses", "diagnose_id")
        {
            _logger = logger;
        }

        protected override Diagnose CreateEntityFromReader(NpgsqlDataReader reader)
        {
            return new Diagnose
            {
                Id = Convert.ToInt32(reader.GetOrdinal(PRIMARY_KEY_COLUMN_NAME)),
                Name = Convert.ToString(reader.GetOrdinal("name")),
            };
        }

        public override void Insert(Diagnose item, out long elapsedMilliseconds)
        {
            using var connection = GetConnection();
            connection.Open();
            using var cmd = new NpgsqlCommand($"INSERT INTO diagnoses ({PRIMARY_KEY_COLUMN_NAME}, name) VALUES ((nextval('diagnoses_id_seq')), @name)", connection);
            cmd.Parameters.AddWithValue("@name", item.Name);
            Stopwatch stopwatch = new();
            stopwatch.Start();
            cmd.ExecuteNonQuery();
            stopwatch.Stop();
            elapsedMilliseconds = stopwatch.ElapsedMilliseconds;
        }

        public override void Update(Diagnose item, out long elapsedMilliseconds)
        {
            using var connection = GetConnection();
            connection.Open();
            using var cmd = new NpgsqlCommand($"UPDATE diagnoses SET name = @name WHERE {PRIMARY_KEY_COLUMN_NAME} = @id", connection);
            cmd.Parameters.AddWithValue("@id", item.Id);
            cmd.Parameters.AddWithValue("@name", item.Name);
            Stopwatch stopwatch = new();
            stopwatch.Start();
            cmd.ExecuteNonQuery();
            stopwatch.Stop();
            elapsedMilliseconds = stopwatch.ElapsedMilliseconds;
        }
    }
}