#region Copyright
// /************************************************************************
//    Copyright (c) 2016 Jamie Rees
//    File: LandingPageModule.cs
//    Created By: Jamie Rees
//   
//    Permission is hereby granted, free of charge, to any person obtaining
//    a copy of this software and associated documentation files (the
//    "Software"), to deal in the Software without restriction, including
//    without limitation the rights to use, copy, modify, merge, publish,
//    distribute, sublicense, and/or sell copies of the Software, and to
//    permit persons to whom the Software is furnished to do so, subject to
//    the following conditions:
//   
//    The above copyright notice and this permission notice shall be
//    included in all copies or substantial portions of the Software.
//   
//    THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
//    EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
//    MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
//    NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
//    LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
//    OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
//    WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//  ************************************************************************/
#endregion

using System;
using System.Threading.Tasks;
using Nancy;
using Nancy.Linker;
using Ombi.Api.Interfaces;
using Ombi.Core;
using Ombi.Core.SettingModels;
using Ombi.UI.Models;
using ISecurityExtensions = Ombi.Core.ISecurityExtensions;

namespace Ombi.UI.Modules
{
    public class LandingPageModule : BaseModule
    {
        public LandingPageModule(ISettingsService<PlexRequestSettings> settingsService, ISettingsService<LandingPageSettings> landing,
            ISettingsService<PlexSettings> ps, IPlexApi pApi, IResourceLinker linker, ISecurityExtensions security, ISettingsService<EmbySettings> emby,
            IEmbyApi embyApi) : base("landing", settingsService, security)
        {
            LandingSettings = landing;
            PlexSettings = ps;
            PlexApi = pApi;
            Linker = linker;
            EmbySettings = emby;
            EmbyApi = embyApi;

            Get["LandingPageIndex","/", true] = async (x, ct) => 
            {
                var s = await LandingSettings.GetSettingsAsync();
                if (!s.BeforeLogin && string.IsNullOrEmpty(Username)) //We are signed in
                {
                    var url = Linker.BuildRelativeUri(Context, "SearchIndex").ToString();
                    return Response.AsRedirect(url);
                }

                var model = new LandingPageViewModel
                {
                    Enabled = s.Enabled,
                    Id = s.Id,
                    EnabledNoticeTime = s.EnabledNoticeTime,
                    NoticeEnable = s.NoticeEnable,
                    NoticeEnd = s.NoticeEnd,
                    NoticeMessage = s.NoticeMessage,
                    NoticeStart = s.NoticeStart,
                    ContinueUrl = s.BeforeLogin ? $"userlogin" : $"search"
                };
                return View["Landing/Index", model];
            };
            Get["/status", true] = async (x, ct) => await CheckStatus();
            
        }

        private ISettingsService<LandingPageSettings> LandingSettings { get; }
        private ISettingsService<PlexSettings> PlexSettings { get; }
        private ISettingsService<EmbySettings> EmbySettings { get; }
        private IPlexApi PlexApi { get; }
        private IEmbyApi EmbyApi { get; }
        private IResourceLinker Linker { get; }

        private async Task<Response> CheckStatus()
        {
            var plexSettings = await PlexSettings.GetSettingsAsync();
            if (plexSettings.Enable)
            {
                if (string.IsNullOrEmpty(plexSettings.PlexAuthToken) || string.IsNullOrEmpty(plexSettings.Ip))
                {
                    return Response.AsJson(false);
                }
                try
                {
                    var status = PlexApi.GetStatus(plexSettings.PlexAuthToken, plexSettings.FullUri);
                    return Response.AsJson(status != null);
                }
                catch (Exception)
                {
                    return Response.AsJson(false);
                }
            }

            var emby = await EmbySettings.GetSettingsAsync();
            if (emby.Enable)
            {
                if (string.IsNullOrEmpty(emby.AdministratorId) || string.IsNullOrEmpty(emby.Ip))
                {
                    return Response.AsJson(false);
                }
                try
                {
                    var status = EmbyApi.GetSystemInformation(emby.ApiKey, emby.FullUri);
                    return Response.AsJson(status?.Version != null);
                }
                catch (Exception)
                {
                    return Response.AsJson(false);
                }
            }
            return Response.AsJson(false);
        }
    }
}