using Foundation;
using System;
using TINK.iOS.Device;
using TINK.Model.Device;
using Xamarin.Forms;

[assembly: Dependency(typeof(AppInfo))]
namespace TINK.iOS.Device
{
    /// <summary> Holds information about the TINK- app. </summary>
    public class AppInfo : IAppInfo
    {
        /// <summary> Holds the the version of the app.</summary>
        private static Version m_oVersion = null;

        /// <summary> Constructs a app info object. </summary>
        public AppInfo()
        {
        }

        /// <summary> Constructs a app info object for initialization. </summary>
        /// <param name="p_strVersionText"> Version to initializ object with.</param>
        internal AppInfo(string p_strVersionText)
        {
            if (m_oVersion != null)
            {
                // Set version only once.
                return;
            }

            if (!Version.TryParse(p_strVersionText, out Version l_oVersion))
            {
                m_oVersion = new Version(0, 8);
            }

            m_oVersion = l_oVersion;
        }

        /// <summary> Get the version of the app. </summary>
        public Version Version => m_oVersion ?? new Version(0, 9);

        /// <summary> Gets the URL to the app store. </summary>
        /// <remarks> TINK Url was @"http://itunes.apple.com/de/app/tink-konstanz/id1181519270?mt=8"</remarks>
        /// <value>The store URL.</value>
        public string StoreUrl => $"https://itunes.apple.com/de/app/apple-store/{NSBundle.MainBundle.BundleIdentifier}?mt=8";
    }
}