/* Copyright (c) Citrix Systems Inc. 
 * All rights reserved. 
 * 
 * Redistribution and use in source and binary forms, 
 * with or without modification, are permitted provided 
 * that the following conditions are met: 
 * 
 * *   Redistributions of source code must retain the above 
 *     copyright notice, this list of conditions and the 
 *     following disclaimer. 
 * *   Redistributions in binary form must reproduce the above 
 *     copyright notice, this list of conditions and the 
 *     following disclaimer in the documentation and/or other 
 *     materials provided with the distribution. 
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 
 * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, 
 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 
 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 
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using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Drawing;
using System.Data;
using System.IO;
using System.Text;
using System.Windows.Forms;
using Microsoft.Win32;
using XenAdmin.Controls;
using XenAdmin.Controls.Common;
using XenAdmin.Core;


namespace XenAdmin.Wizards.BugToolWizardFiles
{
    public partial class BugToolPageDestination : XenTabPage
    {
        private bool m_buttonNextEnabled;

        public BugToolPageDestination()
        {
            InitializeComponent();

            m_textBoxName.Text = string.Format("{0}{1}.zip", Messages.BUGTOOL_FILE_PREFIX, HelpersGUI.DateTimeToString(DateTime.Now, "yyyy-MM-dd-HH-mm-ss", false));

            try
            {
                string initialDirectory = Path.GetDirectoryName(Properties.Settings.Default.ServerStatusPath);

                if (!string.IsNullOrEmpty(initialDirectory) && Directory.Exists(initialDirectory))
                    m_textBoxLocation.Text = initialDirectory;
            }
            catch (ArgumentException)
            {
                //this is normal; ignore
            }
        }

        public override string Text { get { return Messages.BUGTOOL_PAGE_DESTINATION_TEXT; } }

        public override string PageTitle { get { return Messages.BUGTOOL_PAGE_DESTINATION_PAGETITLE; } }

        public override string HelpID { get { return "ReportDestination"; } }

        public override bool EnableNext()
        {
            return m_buttonNextEnabled;
        }

        public override void PageLoaded(PageLoadedDirection direction)
        {
            base.PageLoaded(direction);
            PerformCheck(CheckPathValid);
        }

        public override void PageLeave(PageLoadedDirection direction, ref bool cancel)
        {
            if (direction == PageLoadedDirection.Forward)
                cancel = !PerformCheck(CheckPathValid);

            base.PageLeave(direction, ref cancel);
        }

        public string OutputFile
        {
            get
            {
                var name = m_textBoxName.Text.Trim();
                var folder = m_textBoxLocation.Text.Trim();
                if (!name.EndsWith(".zip"))
                    name = string.Concat(name, ".zip");

                return string.Format(@"{0}\{1}", folder, name);
            }
        }

        private bool PerformCheck(params CheckDelegate[] checks)
        {
            bool success = m_ctrlError.PerformCheck(checks);
            m_buttonNextEnabled = success;
            OnPageUpdated();
            return success;
        }

        private bool CheckPathValid(out string error)
        {
            error = string.Empty;

            var name = m_textBoxName.Text.Trim();
            var folder = m_textBoxLocation.Text.Trim();

            if (String.IsNullOrEmpty(name))
                return false;

            if (!PathValidator.IsFileNameValid(name))
            {
                error = Messages.BUGTOOL_PAGE_DESTINATION_INVALID_NAME;
                return false;
            }

            if (String.IsNullOrEmpty(folder))
                return false;

            string path = String.Format("{0}\\{1}", folder, name);

            if (!PathValidator.IsPathValid(path))
            {
                error = Messages.BUGTOOL_PAGE_DESTINATION_INVALID_FOLDER;
                return false;
            }

            return true;
        }

        #region Control event handlers

        private void m_textBoxName_TextChanged(object sender, EventArgs e)
        {
            PerformCheck(CheckPathValid);
        }

        private void m_textBoxLocation_TextChanged(object sender, EventArgs e)
        {
            PerformCheck(CheckPathValid);
        }

        private void BrowseButton_Click(object sender, EventArgs e)
        {
            using (FolderBrowserDialog dlog = new FolderBrowserDialog { SelectedPath = m_textBoxLocation.Text })
            {
                if (dlog.ShowDialog() == DialogResult.OK)
                    m_textBoxLocation.Text = dlog.SelectedPath;
            }
        }

        #endregion
    }
}