PicSort v0.1

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using System.IO;
using System.Diagnostics;

namespace PicManager
{
    public partial class Form1 : Form
    {

        List<string> images = new List<string>();
        int currentPicNum = 0;
        string chosenDirectory = string.Empty;
        string chosenDirectoryFixed = string.Empty;

        string outputDirectory = string.Empty;
        string outputDirectoryFixed = string.Empty;

        public Form1()
        {
            InitializeComponent();
            this.KeyDown += new System.Windows.Forms.KeyEventHandler(this.Form1_KeyDown);
            pictureBox1.Visible = false;
            this.KeyPreview = true;
        }

        private void Form1_Load(object sender, EventArgs e)
        {
            LinkLabel.Link link = new LinkLabel.Link();
            link.LinkData = "http://www.steamcommunity.com/id/skizerzz";
            skizerzLink.Links.Add(link);
        }

        private void Form1_KeyDown(object sender, KeyEventArgs e)
        {
            if (e.KeyCode == Keys.R)
                Relocate();
            else if (e.KeyCode == Keys.D)
                NextPic();
            else if (e.KeyCode == Keys.A)
                PreviousPic();
        }


        private void treeView1_AfterSelect(object sender, TreeViewEventArgs e)
        {

        }

        private void folderBrowserDialog1_HelpRequest(object sender, EventArgs e)
        {

        }

        private void button3_Click(object sender, EventArgs e)
        {
            ChooseInputFolder();
        }

        private void pictureBox1_Click(object sender, EventArgs e)
        {

        }

        private void folderBrowserDialog1_HelpRequest_1(object sender, EventArgs e)
        {

        }

        private void button4_Click(object sender, EventArgs e)
        {
            ChooseOutputFolder();
        }

        public void ChooseInputFolder()
        {
            if(folderBrowserDialog1.ShowDialog() == DialogResult.OK)
            {
                if (folderBrowserDialog1.SelectedPath == outputDirectory)
                {
                    MessageBox.Show("Input directory cannot be the same as Output directory");
                    return;
                }

                textBox1.Text = folderBrowserDialog1.SelectedPath;
                chosenDirectory = folderBrowserDialog1.SelectedPath;
                chosenDirectoryFixed = chosenDirectory.Replace("\\", "/");
                DirectoryInfo dirInfo = new DirectoryInfo(chosenDirectory);
                System.IO.FileInfo[] fileNames = dirInfo.GetFiles();

                images.Clear();
                foreach(FileInfo fi in fileNames)
                {
                    if (fi.Extension == ".jpg" || fi.Extension == ".png" || fi.Extension == ".gif")
                    {
                        images.Add(fi.Name);
                    }
                }
                SetFirstPic();
                Debug.WriteLine(images.Count());
            }
        }

        public void ChooseOutputFolder()
        {

            if(folderBrowserDialog2.ShowDialog() == DialogResult.OK)
            {
                if(folderBrowserDialog2.SelectedPath == chosenDirectory)
                {
                    MessageBox.Show("Output directory cannot be the same as Input directory");
                    return;
                }

                textBox2.Text = folderBrowserDialog2.SelectedPath;
                outputDirectory = folderBrowserDialog2.SelectedPath;
                outputDirectoryFixed = outputDirectory.Replace("\\", "/");
            }
        }

        public void SetFirstPic()
        {
            currentPicNum = 0;
            if (images.Count > 0)
            {
                pictureBox1.ImageLocation = "" + chosenDirectory + "\\" + images[0];
                currentPicLabel.Text = "" + (currentPicNum + 1) + "/" + images.Count;
                pictureBox1.Visible = true;
            }
            else
            {
                pictureBox1.Visible = false;
                currentPicLabel.Text = "0/0";
            }
            pictureBox1.SizeMode = PictureBoxSizeMode.CenterImage;
            pictureBox1.SizeMode = PictureBoxSizeMode.Zoom;
        }

        public void NextPic()
        {
            if (images.Count == 0)
            {
                return;
            }

            currentPicNum += 1;
            if(currentPicNum < images.Count)
            {
                pictureBox1.ImageLocation = "" + chosenDirectory + "\\" + images[currentPicNum];
                currentPicLabel.Text = "" + (currentPicNum + 1) + "/" + images.Count;
            }
            else
            {
                currentPicNum -= 1;
            }

            Debug.Write(images.Count);
            Debug.Write(" <-- images.Count ---- currentPicNum --> ");
            Debug.WriteLine(currentPicNum);
        }

        public void PreviousPic()
        {
            if (images.Count == 0)
                return;

            currentPicNum -= 1;
            if (currentPicNum > -1)
            {
                pictureBox1.ImageLocation = "" + chosenDirectory + "\\" + images[currentPicNum];
                currentPicLabel.Text = "" + (currentPicNum + 1) + "/" + images.Count;
            }
            else
            {
                currentPicNum += 1;
            }

            Debug.Write(images.Count);
            Debug.Write(" <-- images.Count ---- currentPicNum --> ");
            Debug.WriteLine(currentPicNum);
        }

        public void Relocate()
        {
            if (images.Count < 1)
                return;

            if (outputDirectoryFixed != string.Empty)
            {
                File.Move("" + chosenDirectoryFixed + "/" + images[currentPicNum], "" + outputDirectoryFixed + "/" + images[currentPicNum]);
                images.Remove(images[currentPicNum]);
                Debug.Write(images.Count);
                Debug.Write(" <-- images.Count ---- currentPicNum --> ");
                Debug.WriteLine(currentPicNum);
                if(currentPicNum + 1 <= images.Count)
                {
                    //NextPic();
                    //Debug.WriteLine("Running NextPic()");

                    pictureBox1.ImageLocation = "" + chosenDirectory + "\\" + images[currentPicNum];
                    currentPicLabel.Text = "" + (currentPicNum + 1) + "/" + images.Count;
                }
                else if (images.Count > 0)
                {
                    PreviousPic();
                    Debug.WriteLine("Running PreviousPic()");
                }
                else
                {
                    pictureBox1.Visible = false;
                    currentPicLabel.Text = "0/0";
                }
            }
            else
            {
                MessageBox.Show("Please choose an output folder");
            }
        }

        private void button2_Click(object sender, EventArgs e)
        {
            NextPic();
        }

        private void relocateButton_Click(object sender, EventArgs e)
        {
            Relocate();
        }

        private void button1_Click(object sender, EventArgs e)
        {
            PreviousPic();
        }

        private void textBox1_TextChanged(object sender, EventArgs e)
        {

        }

        private void skizerzLink_LinkClicked(object sender, LinkLabelLinkClickedEventArgs e)
        {
            Process.Start(e.Link.LinkData as string);
        }

        private void helpButton_Click(object sender, EventArgs e)
        {
            MessageBox.Show("Instructions:" + Environment.NewLine + "1. Select the folder you want to sort through as Input" +
                            Environment.NewLine + "2. Select the folder you want to relocate files to as Output" +
                            Environment.NewLine + "3. Use Relocate when an image you want moved to the Output folder is selected" +
                            Environment.NewLine + Environment.NewLine + "Controls:" +
                            Environment.NewLine + "- Use A and D to browse pictures" +
                            Environment.NewLine + "- Use R to relocate");
        }

        private void currentPicLabel_Click(object sender, EventArgs e)
        {

        }
    }
}