using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.IO;
using System.Windows.Forms;

namespace Formats
{
	public partial class frmFormatCopy : Form
	{
		public frmFormatCopy()
		{
			InitializeComponent();
			foreach (string excludeThis in excludeThese)
			{
				LstBxExcludeFiles.Items.Add(excludeThis);
			}
				SetDefaults();
		}

		private void SetDefaults()
		{
			string savedFormatPath = Properties.Settings.Default.FormatPath ?? ""; // Get the last saved format copy path
			if (savedFormatPath.Length > 0)
				txbxPROMSFormatsPath.Text = savedFormatPath;
			else
			{
				string curFolder = Environment.CurrentDirectory; // C:\development/PROMS/Formats/bin/debug
				int idx = curFolder.ToUpper().IndexOf(@"\PROMS\");
				txbxPROMSFormatsPath.Text = curFolder.Substring(0, idx);
			}
		}

		// This will create the folders if they don't exist or clear the contents if they do.
		private void ClearOrCreateDestinationFolders(string path)
		{
			DirectoryInfo di = new DirectoryInfo(path);
			if (di.Exists == false) //return;
			{
				DialogResult dlgrslt = DialogResult.No;
				dlgrslt = MessageBox.Show(string.Format("{0} does not exist. Create it?", path), "Create Folder?", MessageBoxButtons.YesNo);
				if (dlgrslt == DialogResult.Yes)
				{
					di.Create();
					di.CreateSubdirectory("fmtall");
					di.CreateSubdirectory("genmacall");
				}
				else
					return;
			}
			// clear the destination fmtall folder
			FileInfo[] fis;
			DirectoryInfo[] diAry = di.GetDirectories("fmtall");
			DirectoryInfo di_fmtgen;
			if (diAry.Length == 0)
				di.CreateSubdirectory("fmtall");
			else
			{
			// clear the destination fmtall folder
				di_fmtgen = diAry[0];
				fis = di_fmtgen.GetFiles("*.xml");
				foreach (FileInfo fi in fis)
				{
					if (fi.IsReadOnly) fi.IsReadOnly = false;
					fi.Delete();
				}
			}
			diAry = di.GetDirectories("genmacall");
			if (diAry.Length == 0)
				di.CreateSubdirectory("genmacall");
			else
			{
				// clear the destination genmacall folder
				di_fmtgen = di.GetDirectories("genmacall")[0];
				fis = di_fmtgen.GetFiles("*.svg");
				foreach (FileInfo fi in fis)
				{
					if (fi.IsReadOnly) fi.IsReadOnly = false;
					fi.Delete();
				}
			}
		}

		private void btnBrowse_Click(object sender, EventArgs e)
		{
			FolderBrowserDialog fbd = new FolderBrowserDialog();

			fbd.SelectedPath = txbxPROMSFormatsPath.Text;
			if (fbd.ShowDialog() == DialogResult.OK)
			{
				if (Directory.Exists(fbd.SelectedPath)) txbxPROMSFormatsPath.Text = fbd.SelectedPath + @"\";
			}
			if (!txbxPROMSFormatsPath.Text.EndsWith(@"\")) txbxPROMSFormatsPath.Text += @"\";
		}

		public string[] excludeThese = { "WPS", "WPB", "VCBEPP" };

		private bool ExcludeFromCopy(string fn)
		{
			// don't copy formats whos file name starts with..
			foreach (string excludeThis in excludeThese)
				if (fn.ToUpper().StartsWith(excludeThis)) return true;
			return false;
		}

		private void btnCopyFormats_Click(object sender, EventArgs e)
		{
			// make sure there is an ending back slash in the destination path
			if (!txbxPROMSFormatsPath.Text.EndsWith(@"\")) txbxPROMSFormatsPath.Text += @"\";

			// There should be a "fmtall" and "genmacall" folder in the delelopment project folder
			// ex: C:\development\PROMS\Formats\fmtall and C:\development\PROMS\Formats\genmacall
			string destFmtallPath = txbxPROMSFormatsPath.Text + @"fmtall\";
			string destGenmacallPath = txbxPROMSFormatsPath.Text + @"genmacall\";
			string srcFmtallPath = @"..\..\"; // up to levels from startup path

			// clear the destination fmtall and genmacall folders
			ClearOrCreateDestinationFolders(txbxPROMSFormatsPath.Text);

			DirectoryInfo di = new DirectoryInfo(srcFmtallPath);
			if (di.Exists == false) return;
			// copy the fmtall format files
			DirectoryInfo di_fmtgen = di.GetDirectories("fmtall")[0];
			FileInfo[] fis = di_fmtgen.GetFiles("*.xml");
			foreach (FileInfo fi in fis)
			{
				if (!ExcludeFromCopy(fi.Name))
				{
					FileInfo fio = new FileInfo(destFmtallPath + fi.Name);
					if (fio.Exists && fio.IsReadOnly) fio.IsReadOnly = false;
					fi.CopyTo(fio.FullName, true);
					fio = new FileInfo(destFmtallPath + fi.Name);
					if (fio.Exists && fio.IsReadOnly) fio.IsReadOnly = false;
				}
			}
			// copy the genmacall format files
			di_fmtgen = di.GetDirectories("genmacall")[0];
			fis = di_fmtgen.GetFiles("*.svg");
			foreach (FileInfo fi in fis)
			{
				if (!ExcludeFromCopy(fi.Name))
				{
					FileInfo fio = new FileInfo(destGenmacallPath + fi.Name);
					if (fio.Exists && fio.IsReadOnly) fio.IsReadOnly = false;
					fi.CopyTo(fio.FullName, true);
					fio = new FileInfo(destGenmacallPath + fi.Name);
					if (fio.Exists && fio.IsReadOnly) fio.IsReadOnly = false;
				}
			}
			Properties.Settings.Default.FormatPath = txbxPROMSFormatsPath.Text.Substring(0,txbxPROMSFormatsPath.Text.Length-1); // save the copy format path minus the ending backslash
			Properties.Settings.Default.Save();
			//if(MessageBox.Show("Do you want to end the Format Copier?","Formats Copied.", MessageBoxButtons.YesNo, MessageBoxIcon.Question)== DialogResult.Yes)
				Application.Exit();
		}

		private void buttonX2_Click(object sender, EventArgs e)
		{
			Application.Exit();
		}

}
}