using System;
using System.Text.Json.Serialization;

namespace Kit.Helpers.SqlHelperAbstract
{
    public enum ConnectionStringType
    {
        Undefined = 0,
        Postgres = 1,
        SQLite = 2,
    }

    public interface IConnectionString
    {
        ConnectionStringType Type { get; }
        string Value { get; }
        ISqlHelper GetSqlHelper();

    }

    public class ConnectionString : IConnectionString
    {
        public ConnectionStringType Type { get; set; } = ConnectionStringType.Undefined;

        private string _value = string.Empty;
        public string Value
        {
            get => _value;
            set => _value = value.ServerMapPath();
        }

        public virtual ISqlHelper GetSqlHelper()
        {
            switch (Type)
            {
                case ConnectionStringType.Postgres:
                    return Postgres.SqlHelper.Instance;
                case ConnectionStringType.SQLite:
                    return SQLite.SqlHelper.Instance;
                default:
                    throw new NotImplementedException();
            }
        }

        public static SqlHelperFluent PrepareExecute(string sqlText)
        {
            return new ConnectionString().PrepareExecute(sqlText);
        }
    }

    public static class ConnectionStringExtensions
    {
        public static SqlHelperFluent PrepareExecute(this IConnectionString connectionString, string sqlText)
        {
            return new SqlHelperFluent(connectionString, sqlText);
        }

        public static SqlHelperFluent<TEntity> PrepareExecute<TEntity>(this IConnectionString connectionString, string sqlText)
        {
            return new SqlHelperFluent<TEntity>(connectionString, sqlText);
        }
    }
}