using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;
using Imgur.API;
using Imgur.API.Authentication.Impl;
using Imgur.API.Endpoints.Impl;
using Imgur.API.Enums;
using Imgur.API.Models;
using Microsoft.Win32;
using Ookii.Dialogs;

namespace NoWaifuNoLaifu
{
    /// <summary>
    /// Interaction logic for MainWindow.xaml
    /// </summary>
    public partial class MainWindow : Window
    {
        private string clientId;
        private string clientSecret;
        private IAlbum album;
        private List<string> imageUrls = new List<string>();
        private ImageEndpoint imageEnd;
        private AlbumEndpoint albumEnd;
        private List<IImage> images = new List<IImage>();

        public MainWindow()
        {
            InitializeComponent();

            clientId = File.ReadAllText("clientid.txt");
            clientSecret = File.ReadAllText("clientsecret.txt");
            var client = new ImgurClient(clientId, clientSecret);
            imageEnd = new ImageEndpoint(client);
            albumEnd = new AlbumEndpoint(client);
        }

        public async Task CreateAlbum(string albumname)
        {
            try
            {
                List<string> ids = images.Select(x => x.DeleteHash).ToList();
                album = await albumEnd.CreateAlbumAsync(albumname, "",
                    AlbumPrivacy.Hidden, AlbumLayout.Vertical, null, ids);              //, images[0].DeleteHash, ids

                //album.Nsfw = true;
                //await albumEnd.UpdateAlbumAsync(album.DeleteHash);

                album.Link = @"http://www.imgur.com/gallery/" + album.Id;
                Debug.WriteLine("Album done: " + album.Link);
            }
            catch (ImgurException imgurEx)
            {
                Debug.Write("An error occurred uploading an image to Imgur.");
                Debug.Write(imgurEx.Message);
            }
        }

        public async Task UploadImage(string imageLocation)
        {
            try
            {
                IImage image;
                using (var fs = new FileStream(imageLocation, FileMode.Open))
                {
                    image = await imageEnd.UploadImageStreamAsync(fs);
                }
                images.Add(image);

                Debug.WriteLine("Image uploaded. Image Url: " + image.Link);
            }
            catch (ImgurException imgurEx)
            {
                Debug.Write("An error occurred uploading an image to Imgur.");
                Debug.Write(imgurEx.Message);
            }
        }

        private async void StartButton_OnClick(object sender, RoutedEventArgs e)
        {
            var dialog = new Ookii.Dialogs.Wpf.VistaFolderBrowserDialog();
                // new System.Windows.Forms.FolderBrowserDialog())

            var result = dialog.ShowDialog();
            if (result == true)
            {
                string[] levels = dialog.SelectedPath.Split('\\');
                string foldername = levels[levels.Length - 1];
                string[] filenames = Directory.GetFiles(dialog.SelectedPath);
                string[] words = InputTextBox.Text.Split(' ');

                if (words.Length > filenames.Length)
                {
                    MessageBox.Show("Noooooo, you don't have enough Appreciation(images), for your Message.");
                    return;
                }
                for (int i = 0; i < words.Length; i++)
                {
                    await UploadImage(filenames[i]);
                }

                await CreateAlbum(foldername);

                /*
                List<string> ids = images.Select(x => x.Id).ToList();
                List<string> idsd = images.Select(x => x.DeleteHash).ToList();
                try
                {
                    await albumEnd.AddAlbumImagesAsync(album.DeleteHash, ids);
                }
                catch (ImgurException imgurEx)
                {
                    Debug.Write("An error occurred uploading an image to Imgur.");
                    Debug.Write(imgurEx.Message);
                }
                */

                string outputText = "";
                for (int i = 0; i < words.Length; i++)
                {
                    outputText += "[" + words[i] + "](" + images[i].Link + ") ";
                }
                outputText += "Full album: " + album.Link;

                OutputTextBox.Text = outputText;
            }
        }
    }
}