using DbAPI.Connections;
using Microsoft.Win32;
using System.ComponentModel;
using System.Globalization;

namespace DbAPIUI
{
    public class ConnectionDetailsEx: ConnectionDetails
    {
        [PasswordPropertyText(true)]
        public override string DbUserPassword { get; set; } = "DTSSealBeachHQ";

        [Editor(typeof(System.Windows.Forms.Design.FolderNameEditor), typeof(System.Drawing.Design.UITypeEditor))]
        public override string DbFolderPath { get; set; } = "";

        [Editor(typeof(System.Windows.Forms.Design.FileNameEditor), typeof(System.Drawing.Design.UITypeEditor))]
        public override string AttachDbsBatPath { get; set; } = "";
        /// <summary>
        /// gets the path to SqlServer
        /// </summary>
        /// <returns></returns>
        public static string GetSqlServerLocalDbPath()
        {
            var highestVersionInstalledPath = string.Empty;

            var rk = RegistryKey.OpenBaseKey(RegistryHive.LocalMachine, RegistryView.Registry64);
            var sk1 = rk.OpenSubKey("SOFTWARE\\Microsoft\\Microsoft SQL Server Local DB\\Installed Versions");
            if (sk1 == null) return string.Empty;
            var maxProductVersion = 0.0;
            foreach (var productSubKeyName in sk1.GetSubKeyNames())
            {
                if (!double.TryParse(productSubKeyName, NumberStyles.Float, CultureInfo.InvariantCulture, out var thisVersion)) continue;
                if (thisVersion < maxProductVersion) continue;
                maxProductVersion = thisVersion;
                var newKey = sk1.OpenSubKey(productSubKeyName);
                if (newKey == null) continue;
                var val = newKey.GetValue("InstanceAPIPath", -1, RegistryValueOptions.None).ToString();
                if (val == "-1" || !val.EndsWith("SqlUserInstance.dll")) continue;
                highestVersionInstalledPath = val.Substring(0, val.Length - "SqlUserInstance.dll".Length);
            }

            return highestVersionInstalledPath.Replace("LocalDB", "Tools");
        }
    }
}