#region Disclaimer / License
// Copyright (C) 2011, Kenneth Bergeron, IAP Worldwide Services, Inc
// NOAA :: National Marine Fisheries Service
// 
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
// 
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
// Lesser General Public License for more details.
// 
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
// 
#endregion
using System;
using System.Collections.Generic;
using System.Data;
using System.Drawing;
using System.Windows.Forms;

namespace Duplicati.Scheduler
{
    /// <summary>
    /// View log files
    /// </summary>
    public partial class LogView : Form
    {
        /// <summary>
        /// Shows history and log files
        /// </summary>
        /// <param name="aJobName">Job to show</param>
        public LogView(string aJobName)
        {
            InitializeComponent();
            Initialize(aJobName);
        }
        /// <summary>
        /// Set the form for a Job
        /// </summary>
        /// <param name="aJobName">Job</param>
        private void Initialize(string aJobName)
        {
            this.Text = aJobName;
            this.historyDataSet = new Duplicati.Scheduler.Data.HistoryDataSet();
            this.historyDataSet.Load();
            this.historyBindingSource.Filter = "Name = '" + aJobName + "'";
            this.historyBindingSource.DataSource = this.historyDataSet.History;
            this.historyBindingSource.MoveLast();
            this.historyDataGridView.AutoResizeColumns();
            this.sizeOfAddedTextBox.DataBindings["Text"].Format += new ConvertEventHandler(SizeFormat);
            this.sizeOfExaminedTextBox.DataBindings["Text"].Format += new ConvertEventHandler(SizeFormat);
            this.sizeOfModifiedTextBox.DataBindings["Text"].Format += new ConvertEventHandler(SizeFormat);
            this.TimeBeginTextBox.DataBindings["Text"].Format += new ConvertEventHandler(DateFormat);
            this.TimeEndTextBox.DataBindings["Text"].Format += new ConvertEventHandler(DateFormat);
        }

        void DateFormat(object sender, ConvertEventArgs e)
        {
            e.Value = ((DateTime)e.Value).ToString("T");
        }

        void SizeFormat(object sender, ConvertEventArgs e)
        {
            e.Value = Duplicati.Library.Utility.Utility.FormatSizeString((long)e.Value);
        }
        /// <summary>
        /// User selected a different history entry, adjust all
        /// </summary>
        private void historyBindingSource_CurrentChanged(object sender, EventArgs e)
        {
            // Get the new row from the BindingSource
            Duplicati.Scheduler.Data.HistoryDataSet.HistoryRow Row = 
                (Duplicati.Scheduler.Data.HistoryDataSet.HistoryRow)((DataRowView)this.historyBindingSource.Current).Row;
            if (Row.IsLogFileNameNull()) Row.LogFileName = string.Empty;
            string LogFile = Row.LogFileName;
            if (string.IsNullOrEmpty(LogFile) || !System.IO.File.Exists(LogFile))
                this.logListBindingSource.DataSource = null;
            else   // Put the log file into the grid
                this.logListBindingSource.DataSource = new Duplicati.Library.Logging.AppendLog.LogList(
                    System.IO.File.ReadAllLines(LogFile));
        }
        /// <summary>
        /// Returns a 16X16 bitmap of an Icon
        /// </summary>
        private static Image Bitmap16(Icon aIcon)
        {
            Bitmap Result = new Bitmap(16, 16, System.Drawing.Imaging.PixelFormat.Format32bppPArgb);
            using (Graphics Gr = Graphics.FromImage(Result))
            {
                Gr.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.High;
                Gr.DrawImage(aIcon.ToBitmap(), 0, 0, 16, 16);
            }
            return Result;
        }
        /// <summary>
        /// Correlates log message type to an Icon
        /// </summary>
        private Dictionary<Duplicati.Library.Logging.LogMessageType, Image> TypeIcons = new Dictionary<Duplicati.Library.Logging.LogMessageType, Image>()
        {
            { Duplicati.Library.Logging.LogMessageType.Error, Bitmap16(System.Drawing.SystemIcons.Error) },
            { Duplicati.Library.Logging.LogMessageType.Information, Bitmap16(System.Drawing.SystemIcons.Information) },
            { Duplicati.Library.Logging.LogMessageType.Profiling, Bitmap16(System.Drawing.SystemIcons.Question) },
            { Duplicati.Library.Logging.LogMessageType.Warning, Bitmap16(System.Drawing.SystemIcons.Warning) },
        };
        /// <summary>
        /// Draws the icons depending on the log message type
        /// </summary>
        private void logListDataGridView_CellFormatting(object sender, DataGridViewCellFormattingEventArgs e)
        {
            if (e.RowIndex >= 0 && e.ColumnIndex == this.TypeCol.Index)
            {
                e.Value = this.TypeIcons[(Duplicati.Library.Logging.LogMessageType)e.Value];
                e.FormattingApplied = true;
            }
        }

        private void logListDataGridView_CellDoubleClick(object sender, DataGridViewCellEventArgs e)
        {
            ErrorMessageDialog ed = new ErrorMessageDialog();
            ed.ShowDialog(
                this.logListDataGridView.Rows[e.RowIndex].Cells[this.DateCol.Index].Value.ToString() + "\n" +
                this.logListDataGridView.Rows[e.RowIndex].Cells[this.MessageCol.Index].Value.ToString() + "\n" +
                this.logListDataGridView.Rows[e.RowIndex].Cells[this.ExMessageCol.Index].Value.ToString(),
                this.TypeIcons[(Duplicati.Library.Logging.LogMessageType)
                    this.logListDataGridView.Rows[e.RowIndex].Cells[this.TypeCol.Index].Value]);
        }

        private void copyToClipboardToolStripMenuItem_Click(object sender, EventArgs e)
        {
            string Contents = string.Empty;
            foreach (DataGridViewRow Row in this.logListDataGridView.Rows)
            {
                Contents +=
                    Row.Cells[this.DateCol.Index].Value.ToString() + ":" +
                    Row.Cells[this.MessageCol.Index].Value.ToString() + ":" +
                    Row.Cells[this.ExMessageCol.Index].Value.ToString() + "\n";
            }
            Clipboard.Clear();
            Clipboard.SetText(Contents);
        }
    }

}