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#region

/* -----------------------------------------------------------------------

 * <copyright file="MessageView.xaml.cs" company="GRNet">

 * 

 * Copyright 2011-2012 GRNET S.A. All rights reserved.

 *

 * Redistribution and use in source and binary forms, with or

 * without modification, are permitted provided that the following

 * conditions are met:

 *

 *   1. Redistributions of source code must retain the above

 *      copyright notice, this list of conditions and the following

 *      disclaimer.

 *

 *   2. 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 GRNET S.A. ``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 DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR

 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT

 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF

 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED

 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT

 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN

 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE

 * POSSIBILITY OF SUCH DAMAGE.

 *

 * The views and conclusions contained in the software and

 * documentation are those of the authors and should not be

 * interpreted as representing official policies, either expressed

 * or implied, of GRNET S.A.

 * </copyright>

 * -----------------------------------------------------------------------

 */

#endregion

using System;

using System.Collections.Generic;

using System.Collections.ObjectModel;

using System.ComponentModel;

using System.ComponentModel.Composition;

using System.Linq;

using System.Linq.Expressions;

using System.Net;

using System.Net.Mail;

using System.Text;

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.Shapes;

using Caliburn.Micro;

using Pithos.Client.WPF.Shell;

using Pithos.Network;

namespace Pithos.Client.WPF

{

    /// <summary>

    /// Interaction logic for MessageView.xaml

    /// </summary>

    public partial class MessageView : Window, INotifyPropertyChanged

    {

        public ObservableCollection<UserMessage> UserMessages { get; set; }

        private string _message;

        public string Message

        {

            get

            {

                return _message;

            }

            set

            {

                _message = value;

                NotifyOfPropertyChange(()=>Message);

            }

        }

        public MessageView(IEnumerable<UserMessage> userMessages)

        {

            UserMessages = new ObservableCollection<UserMessage>(userMessages);

            DataContext = this;

            InitializeComponent();            

        }

        public MessageView(WebException exception)

        {

            DataContext = this;

            InitializeComponent();

            var messages = new List<UserMessage>();

            if ((exception.Response as HttpWebResponse).StatusCode == HttpStatusCode.Unauthorized)

            {

                Message = "Your authorization token has expired. Please renew the token and try again ";

                Title = "Authorization expired";

            }

            else

            {

                messages.Add(new UserMessage

                {

                    Message = exception.InnerException.Message,

                    Details = exception.InnerException.ToString(),

                    Severity = Severity.Warn

                });

                Message = "There was an error while retrieving the item's information";

                Title = "Error";

            }

            UserMessages = new ObservableCollection<UserMessage>(messages);

        }

        public MessageView(RetryException exception)

        {

            DataContext = this;

            InitializeComponent();

            var messages = new List<UserMessage>{

                new UserMessage{

                        Message = exception.InnerException.Message,

                        Details = exception.InnerException.ToString(),

                        Severity = Severity.Warn

                    }

            };

            Title = "Network error";

            Message = "The connection to the server timed out. Please check your network connection and try again later";                

            UserMessages = new ObservableCollection<UserMessage>(messages);

        }

        public MessageView(Exception exception)

        {

            DataContext = this;

            InitializeComponent();

            var messages = new List<UserMessage>{

                new UserMessage{

                        Message = exception.InnerException.Message,

                        Details = exception.InnerException.ToString(),

                        Severity = Severity.Warn

                    }

            };

            Title = "Unexpected error";

            Message = "An unexpected error has occured";                

            UserMessages = new ObservableCollection<UserMessage>(messages);

        }

        /// <summary>

        /// Copies the messages to the clipboard

        /// </summary>

        private void OnCopy(object sender, ExecutedRoutedEventArgs e)

        {

            var text = GetLogText();

            Clipboard.SetText(text);

        }

        private string GetLogText()

        {

            StringBuilder logText = new StringBuilder()

                .Append('-', 30)

                .AppendLine("\r\nPithos")

                .Append('-', 30)

                .AppendLine()

                .AppendLine();

            foreach (var message in UserMessages)

            {

                logText

                    .Append('-', 20)

                    .AppendFormat("\r\n[{0,5}]\t{1}", message.Severity, message.Message)

                    .AppendLine()

                    .AppendLine(message.Details)

                    .AppendLine();

            }

            var text = logText.ToString();

            return text;

        }

        private void OnClose(object sender, ExecutedRoutedEventArgs e)

        {

            this.Close();

        }

        public event PropertyChangedEventHandler PropertyChanged;

        private void NotifyOfPropertyChange<TProperty>(Expression<Func<TProperty>> property)

        {

            if (PropertyChanged!=null)

                PropertyChanged(this,new PropertyChangedEventArgs(property.GetMemberInfo().Name));

        }

        private void OnSend(object sender, RoutedEventArgs e)

        {

            var manager=IoC.Get<IWindowManager>();

            var logText = GetLogText();

            var feedBack = IoC.Get<FeedbackViewModel>();

            feedBack.AppendData(logText);

            manager.ShowWindow(feedBack);

            this.Close();

        }

    }

    public class UserMessage

    {

        public string Message { get; set; }

        public Severity Severity { get; set; }

        public string Details { get; set; }

    }

    public enum Severity

    {

        Info,

        Warn,

        Error

    }

}