using System;
using System.Collections.Generic;
using System.Drawing;
using System.Globalization;
using System.Windows;
using System.Windows.Data;
using Comal.Classes;
using InABox.Core;
using InABox.WPF;

namespace PRSDesktop
{
    
    public class JobDocumentSetMileStoneConverter : IValueConverter
    {
        
        private static Dictionary<JobDocumentSetMileStoneStatus, System.Drawing.Color> _statuscolors = new Dictionary<JobDocumentSetMileStoneStatus, Color>()
        {
            { JobDocumentSetMileStoneStatus.Unknown, System.Drawing.Color.Red },
            { JobDocumentSetMileStoneStatus.NotStarted, System.Drawing.Color.LightSalmon },
            { JobDocumentSetMileStoneStatus.InProgress, System.Drawing.Color.LightYellow },
            { JobDocumentSetMileStoneStatus.OnHold, System.Drawing.Color.Silver },
            { JobDocumentSetMileStoneStatus.InfoRequired, System.Drawing.Color.Silver },
            { JobDocumentSetMileStoneStatus.Submitted, System.Drawing.Color.Plum },
            { JobDocumentSetMileStoneStatus.Approved, System.Drawing.Color.LightGreen },
            { JobDocumentSetMileStoneStatus.Rejected, System.Drawing.Color.Gray },
            { JobDocumentSetMileStoneStatus.Cancelled, System.Drawing.Color.Gray },

        };
    
        public object Convert(object value, Type t, object parameter, CultureInfo culture)
        {
            try
            {
                if ((value == null) || String.Equals(value,""))
                    return "";
                
                var block = Serialization.Deserialize<JobDocumentSetMileStoneBlock>(value.ToString());
                
                if (String.Equals(parameter, "ID"))
                    return block.ID;
                if (String.Equals(parameter, "Revision"))
                    return String.IsNullOrWhiteSpace(block.Revision) 
                        ? "--" 
                        : String.Format("Rev {0}",block.Revision);
                
                if (String.Equals(parameter, "Status"))
                    return block.Status.ToString().SplitCamelCase();
                if (String.Equals(parameter, "Color"))
                    return ImageUtils.ColorToString(_statuscolors[block.Status]);
                
                if (String.Equals(parameter, "Date"))
                    return String.Format("{0:dd MMM yy}", block.Date);
                
                if (String.Equals(parameter, "Notes"))
                    return block.Notes;
                if (String.Equals(parameter, "NotesColor"))
                    return String.IsNullOrWhiteSpace(block.Notes)
                        ? ImageUtils.ColorToString(Color.Transparent)
                        : ImageUtils.ColorToString(Color.Orchid);
                        
                if (String.Equals(parameter, "Attachments"))
                    return String.Format("{0} files attached", block.Attachments);
                if (String.Equals(parameter, "AttachmentsColor"))
                    return block.Attachments == 0 
                        ? ImageUtils.ColorToString(Color.Transparent)
                        : ImageUtils.ColorToString(Color.CornflowerBlue);
                

                return parameter.ToString();
            }
            catch (Exception e)
            {
                return e.Message;
            }
        }

        public object ConvertBack(object value, Type t, object parameter, CultureInfo culture)
        {
            return value.Equals(false) ? DependencyProperty.UnsetValue : parameter;
        }
    }
}