using Microsoft.Extensions.Configuration;
using MySqlConnector;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using uWine.Core.Domain.Entities;
using uWine.Core.Domain.Repositories;
using uWine.Core.Infrastructure.Helpers;

namespace uWine.Core.Infrastructure.Repository
{
    public class MariaDbVineyardRepository : MariaDbServerRepository, IVineyardRepository
    {
        public MariaDbVineyardRepository(IConfiguration configuration) : base(configuration)
        {

        }

        public void Insert(Vineyard vineyard, int ownerId)
        {
            using (var connection = Connection())
            {
                connection.Open();
                var command = new MySqlCommand(@$"INSERT INTO t_vineyard (
                                            name, 
                                            location, 
                                            hectares, 
                                            latitude, 
                                            longitude
                                        ) VALUES (
                                            @name, 
                                            @location, 
                                            @hectares, 
                                            @latitude, 
                                            @longitude
                                        );  LAST_INSERT_ID();", connection);
                command.Parameters.AddWithValue("@name", vineyard.Name);
                command.Parameters.AddWithValue("@location", vineyard.Location);
                command.Parameters.AddWithValue("@hectares", vineyard.Hectares);
                command.Parameters.AddWithValue("@latitude", vineyard.Coordinates.Latitude);
                command.Parameters.AddWithValue("@longitude", vineyard.Coordinates.Longitude);

                using (var reader = command.ExecuteReader())
                {
                    if (reader.Read())
                    {
                        vineyard.Id = reader.GetInt32(0);
                    }
                }
                var command2 = new MySqlCommand("INSERT INTO t_owners_vineyards (owner_id, vineyard_id) VALUES (@ownerId, @vineyardId)", connection);
                command2.Parameters.AddWithValue("@ownerId", ownerId);
                command2.Parameters.AddWithValue("@vineyardId", vineyard.Id);
                command2.ExecuteNonQuery();
            }
        }

        public void InsertArea(Dictionary<int,Coordinates> coordinates, int vineyardId)
        {
            var polygon = CoordinatesHelper.ToWktPolygon(coordinates);

            using (var connection = Connection())
            {
                connection.Open();
                var command = new MySqlCommand("UPDATE t_vineyard SET area = ST_GeomFromText(@polygon, 4326) where id = @id", connection);
                command.Parameters.AddWithValue("@id", vineyardId);
                command.Parameters.AddWithValue("@polygon", polygon);
                command.ExecuteNonQuery();
            }
        }

        public List<Vineyard> GetOwnerVineyards(int ownerId)
        {
            var vineyards = new List<Vineyard>();
            using (var connection = Connection())
            {
                connection.Open();
                var command = new MySqlCommand("SELECT v.id, v.name, v.location, v.hectares, v.latitude, v.longitude " +
                                                "FROM t_vineyard v " +
                                                "JOIN t_owners_vineyards ov ON v.id = ov.vineyard_id " +
                                                "WHERE ov.owner_id = @ownerId", connection);
                command.Parameters.AddWithValue("@ownerId", ownerId);

                using (var reader = command.ExecuteReader())
                {
                    while (reader.Read())
                    {
                        vineyards.Add(Vineyard.FromRecord(reader));
                    }
                }
            }
            return vineyards;
        }
    }
}