using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using NEROLib;

namespace NeroFiddlesCOM.NET
{
	/// <summary>
	/// Summary description for BurnDiscCopyForm.
	/// </summary>
	public class BurnDiscCopyForm : System.Windows.Forms.Form
	{
		private Nero m_nero;
		private NeroDrive m_sourceDrive;
		private NeroDrives m_recorders;

		private ChooseBurnFlagsForm m_frmChooseBurnFlags;
		private ChooseMediaForm m_frmChooseMedia;
		private ChooseSpeedForm m_frmChooseWriteSpeed;
		private ChooseSpeedForm m_frmChooseReadSpeed;

		// This is our custom class that represents a single
		// combobox item. We want to store a NeroDrive in it.
		// 
		private class CBItem
		{
			public NeroDrive m_drive;

			public CBItem (NeroDrive drive)
			{
				m_drive = drive;
			}

			public override string ToString()
			{
				return ((m_drive.DriveLetter == "")? "?": m_drive.DriveLetter.ToUpper ()) + ": " + m_drive.DeviceName;
			}
		}

		private System.Windows.Forms.Button c_Copy;
		private System.Windows.Forms.Button c_Cancel;
		private System.Windows.Forms.Label label1;
		private System.Windows.Forms.ComboBox c_Recorders;
		private System.Windows.Forms.Label label2;
		private System.Windows.Forms.Button c_BrowseImage;
		private System.Windows.Forms.CheckBox c_IgnoreDataErrors;
		private System.Windows.Forms.CheckBox c_IgnoreAudioErrors;
		private System.Windows.Forms.CheckBox c_ReadISRC;
		private System.Windows.Forms.Button c_ReadSpeed;
		private System.Windows.Forms.Button c_WriteSpeed;
		private System.Windows.Forms.Button c_BurnFlags;
		private System.Windows.Forms.Button c_MediaType;
		private System.Windows.Forms.CheckBox c_OnTheFly;
		private System.Windows.Forms.CheckBox c_DeleteImage;
		private System.Windows.Forms.TextBox c_ImageFilepath;
		private System.Windows.Forms.Label label3;
		private System.Windows.Forms.TextBox c_Settings;
		private System.Windows.Forms.Label label4;
		private System.Windows.Forms.TextBox c_SourceDrive;
		private System.Windows.Forms.CheckBox c_RAWReadMode;
		private System.Windows.Forms.TextBox c_NumberOfRetries;
		private System.Windows.Forms.Label label5;
		/// <summary>
		/// Required designer variable.
		/// </summary>
		private System.ComponentModel.Container components = null;

		public BurnDiscCopyForm(Nero nero, NeroDrive drive)
		{
			//
			// Required for Windows Form Designer support
			//
			InitializeComponent();

			m_nero = nero;
			m_sourceDrive = drive;

			m_frmChooseBurnFlags = new ChooseBurnFlagsForm ();
			m_frmChooseMedia = new ChooseMediaForm (m_nero);
			m_frmChooseReadSpeed = new ChooseSpeedForm (m_sourceDrive, false);
			m_frmChooseWriteSpeed = new ChooseSpeedForm (null, true);
		}

		/// <summary>
		/// Clean up any resources being used.
		/// </summary>
		protected override void Dispose( bool disposing )
		{
			if( disposing )
			{
				if(components != null)
				{
					components.Dispose();
				}
			}
			base.Dispose( disposing );
		}

		#region Windows Form Designer generated code
		/// <summary>
		/// Required method for Designer support - do not modify
		/// the contents of this method with the code editor.
		/// </summary>
		private void InitializeComponent()
		{
			this.c_Copy = new System.Windows.Forms.Button();
			this.c_Cancel = new System.Windows.Forms.Button();
			this.label1 = new System.Windows.Forms.Label();
			this.c_Recorders = new System.Windows.Forms.ComboBox();
			this.c_OnTheFly = new System.Windows.Forms.CheckBox();
			this.c_DeleteImage = new System.Windows.Forms.CheckBox();
			this.label2 = new System.Windows.Forms.Label();
			this.c_ImageFilepath = new System.Windows.Forms.TextBox();
			this.c_BrowseImage = new System.Windows.Forms.Button();
			this.c_IgnoreDataErrors = new System.Windows.Forms.CheckBox();
			this.c_IgnoreAudioErrors = new System.Windows.Forms.CheckBox();
			this.c_ReadISRC = new System.Windows.Forms.CheckBox();
			this.c_RAWReadMode = new System.Windows.Forms.CheckBox();
			this.c_ReadSpeed = new System.Windows.Forms.Button();
			this.c_WriteSpeed = new System.Windows.Forms.Button();
			this.c_BurnFlags = new System.Windows.Forms.Button();
			this.c_MediaType = new System.Windows.Forms.Button();
			this.label3 = new System.Windows.Forms.Label();
			this.c_Settings = new System.Windows.Forms.TextBox();
			this.label4 = new System.Windows.Forms.Label();
			this.c_SourceDrive = new System.Windows.Forms.TextBox();
			this.c_NumberOfRetries = new System.Windows.Forms.TextBox();
			this.label5 = new System.Windows.Forms.Label();
			this.SuspendLayout();
			// 
			// c_Copy
			// 
			this.c_Copy.Location = new System.Drawing.Point(408, 16);
			this.c_Copy.Name = "c_Copy";
			this.c_Copy.TabIndex = 21;
			this.c_Copy.Text = "Copy";
			this.c_Copy.Click += new System.EventHandler(this.c_Copy_Click);
			// 
			// c_Cancel
			// 
			this.c_Cancel.DialogResult = System.Windows.Forms.DialogResult.Cancel;
			this.c_Cancel.Location = new System.Drawing.Point(408, 48);
			this.c_Cancel.Name = "c_Cancel";
			this.c_Cancel.TabIndex = 22;
			this.c_Cancel.Text = "Cancel";
			// 
			// label1
			// 
			this.label1.Location = new System.Drawing.Point(8, 56);
			this.label1.Name = "label1";
			this.label1.Size = new System.Drawing.Size(136, 16);
			this.label1.TabIndex = 4;
			this.label1.Text = "Choose destination drive:";
			// 
			// c_Recorders
			// 
			this.c_Recorders.DropDownStyle = System.Windows.Forms.ComboBoxStyle.DropDownList;
			this.c_Recorders.Location = new System.Drawing.Point(8, 72);
			this.c_Recorders.Name = "c_Recorders";
			this.c_Recorders.Size = new System.Drawing.Size(184, 21);
			this.c_Recorders.TabIndex = 5;
			this.c_Recorders.SelectedIndexChanged += new System.EventHandler(this.c_Recorders_SelectedIndexChanged);
			// 
			// c_OnTheFly
			// 
			this.c_OnTheFly.Checked = true;
			this.c_OnTheFly.CheckState = System.Windows.Forms.CheckState.Checked;
			this.c_OnTheFly.Location = new System.Drawing.Point(8, 104);
			this.c_OnTheFly.Name = "c_OnTheFly";
			this.c_OnTheFly.Size = new System.Drawing.Size(80, 16);
			this.c_OnTheFly.TabIndex = 10;
			this.c_OnTheFly.Text = "On the fly";
			this.c_OnTheFly.CheckedChanged += new System.EventHandler(this.c_OnTheFly_CheckedChanged);
			// 
			// c_DeleteImage
			// 
			this.c_DeleteImage.Checked = true;
			this.c_DeleteImage.CheckState = System.Windows.Forms.CheckState.Checked;
			this.c_DeleteImage.Location = new System.Drawing.Point(96, 104);
			this.c_DeleteImage.Name = "c_DeleteImage";
			this.c_DeleteImage.Size = new System.Drawing.Size(96, 16);
			this.c_DeleteImage.TabIndex = 11;
			this.c_DeleteImage.Text = "Delete image";
			// 
			// label2
			// 
			this.label2.Location = new System.Drawing.Point(8, 128);
			this.label2.Name = "label2";
			this.label2.Size = new System.Drawing.Size(100, 16);
			this.label2.TabIndex = 13;
			this.label2.Text = "Image file path:";
			// 
			// c_ImageFilepath
			// 
			this.c_ImageFilepath.Location = new System.Drawing.Point(8, 144);
			this.c_ImageFilepath.Name = "c_ImageFilepath";
			this.c_ImageFilepath.Size = new System.Drawing.Size(184, 20);
			this.c_ImageFilepath.TabIndex = 12;
			this.c_ImageFilepath.Text = "";
			// 
			// c_BrowseImage
			// 
			this.c_BrowseImage.Location = new System.Drawing.Point(200, 144);
			this.c_BrowseImage.Name = "c_BrowseImage";
			this.c_BrowseImage.TabIndex = 14;
			this.c_BrowseImage.Text = "Browse";
			this.c_BrowseImage.Click += new System.EventHandler(this.c_BrowseImage_Click);
			// 
			// c_IgnoreDataErrors
			// 
			this.c_IgnoreDataErrors.Location = new System.Drawing.Point(208, 48);
			this.c_IgnoreDataErrors.Name = "c_IgnoreDataErrors";
			this.c_IgnoreDataErrors.Size = new System.Drawing.Size(144, 16);
			this.c_IgnoreDataErrors.TabIndex = 6;
			this.c_IgnoreDataErrors.Text = "Ignore data read errors";
			// 
			// c_IgnoreAudioErrors
			// 
			this.c_IgnoreAudioErrors.Checked = true;
			this.c_IgnoreAudioErrors.CheckState = System.Windows.Forms.CheckState.Checked;
			this.c_IgnoreAudioErrors.Location = new System.Drawing.Point(208, 72);
			this.c_IgnoreAudioErrors.Name = "c_IgnoreAudioErrors";
			this.c_IgnoreAudioErrors.Size = new System.Drawing.Size(144, 16);
			this.c_IgnoreAudioErrors.TabIndex = 7;
			this.c_IgnoreAudioErrors.Text = "Ignore audio read errors";
			// 
			// c_ReadISRC
			// 
			this.c_ReadISRC.Location = new System.Drawing.Point(208, 96);
			this.c_ReadISRC.Name = "c_ReadISRC";
			this.c_ReadISRC.Size = new System.Drawing.Size(192, 16);
			this.c_ReadISRC.TabIndex = 8;
			this.c_ReadISRC.Text = "Read ISRC and media catalog #";
			// 
			// c_RAWReadMode
			// 
			this.c_RAWReadMode.Location = new System.Drawing.Point(208, 120);
			this.c_RAWReadMode.Name = "c_RAWReadMode";
			this.c_RAWReadMode.Size = new System.Drawing.Size(144, 16);
			this.c_RAWReadMode.TabIndex = 9;
			this.c_RAWReadMode.Text = "RAW read mode";
			// 
			// c_ReadSpeed
			// 
			this.c_ReadSpeed.Location = new System.Drawing.Point(408, 96);
			this.c_ReadSpeed.Name = "c_ReadSpeed";
			this.c_ReadSpeed.TabIndex = 17;
			this.c_ReadSpeed.Text = "Read speed";
			this.c_ReadSpeed.Click += new System.EventHandler(this.c_ReadSpeed_Click);
			// 
			// c_WriteSpeed
			// 
			this.c_WriteSpeed.Location = new System.Drawing.Point(408, 128);
			this.c_WriteSpeed.Name = "c_WriteSpeed";
			this.c_WriteSpeed.TabIndex = 18;
			this.c_WriteSpeed.Text = "Write speed";
			this.c_WriteSpeed.Click += new System.EventHandler(this.c_WriteSpeed_Click);
			// 
			// c_BurnFlags
			// 
			this.c_BurnFlags.Location = new System.Drawing.Point(408, 160);
			this.c_BurnFlags.Name = "c_BurnFlags";
			this.c_BurnFlags.TabIndex = 19;
			this.c_BurnFlags.Text = "Burn flags";
			this.c_BurnFlags.Click += new System.EventHandler(this.c_BurnFlags_Click);
			// 
			// c_MediaType
			// 
			this.c_MediaType.Location = new System.Drawing.Point(408, 192);
			this.c_MediaType.Name = "c_MediaType";
			this.c_MediaType.TabIndex = 20;
			this.c_MediaType.Text = "Media type";
			this.c_MediaType.Click += new System.EventHandler(this.c_MediaType_Click);
			// 
			// label3
			// 
			this.label3.Location = new System.Drawing.Point(8, 168);
			this.label3.Name = "label3";
			this.label3.Size = new System.Drawing.Size(100, 16);
			this.label3.TabIndex = 15;
			this.label3.Text = "Settings:";
			// 
			// c_Settings
			// 
			this.c_Settings.Location = new System.Drawing.Point(8, 184);
			this.c_Settings.Multiline = true;
			this.c_Settings.Name = "c_Settings";
			this.c_Settings.ReadOnly = true;
			this.c_Settings.ScrollBars = System.Windows.Forms.ScrollBars.Both;
			this.c_Settings.Size = new System.Drawing.Size(384, 112);
			this.c_Settings.TabIndex = 16;
			this.c_Settings.Text = "";
			// 
			// label4
			// 
			this.label4.Location = new System.Drawing.Point(8, 8);
			this.label4.Name = "label4";
			this.label4.Size = new System.Drawing.Size(136, 16);
			this.label4.TabIndex = 0;
			this.label4.Text = "Source drive:";
			// 
			// c_SourceDrive
			// 
			this.c_SourceDrive.Location = new System.Drawing.Point(8, 24);
			this.c_SourceDrive.Name = "c_SourceDrive";
			this.c_SourceDrive.ReadOnly = true;
			this.c_SourceDrive.Size = new System.Drawing.Size(184, 20);
			this.c_SourceDrive.TabIndex = 1;
			this.c_SourceDrive.Text = "";
			// 
			// c_NumberOfRetries
			// 
			this.c_NumberOfRetries.Location = new System.Drawing.Point(208, 24);
			this.c_NumberOfRetries.Name = "c_NumberOfRetries";
			this.c_NumberOfRetries.Size = new System.Drawing.Size(48, 20);
			this.c_NumberOfRetries.TabIndex = 3;
			this.c_NumberOfRetries.Text = "1";
			this.c_NumberOfRetries.TextAlign = System.Windows.Forms.HorizontalAlignment.Right;
			// 
			// label5
			// 
			this.label5.Location = new System.Drawing.Point(208, 8);
			this.label5.Name = "label5";
			this.label5.Size = new System.Drawing.Size(64, 16);
			this.label5.TabIndex = 2;
			this.label5.Text = "# of retries:";
			// 
			// BurnDiscCopyForm
			// 
			this.AcceptButton = this.c_Copy;
			this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
			this.CancelButton = this.c_Cancel;
			this.ClientSize = new System.Drawing.Size(490, 304);
			this.Controls.Add(this.c_SourceDrive);
			this.Controls.Add(this.label3);
			this.Controls.Add(this.c_IgnoreDataErrors);
			this.Controls.Add(this.c_BrowseImage);
			this.Controls.Add(this.c_ImageFilepath);
			this.Controls.Add(this.label2);
			this.Controls.Add(this.c_OnTheFly);
			this.Controls.Add(this.c_Recorders);
			this.Controls.Add(this.label1);
			this.Controls.Add(this.c_Copy);
			this.Controls.Add(this.c_Cancel);
			this.Controls.Add(this.c_DeleteImage);
			this.Controls.Add(this.c_IgnoreAudioErrors);
			this.Controls.Add(this.c_ReadISRC);
			this.Controls.Add(this.c_RAWReadMode);
			this.Controls.Add(this.c_ReadSpeed);
			this.Controls.Add(this.c_WriteSpeed);
			this.Controls.Add(this.c_BurnFlags);
			this.Controls.Add(this.c_MediaType);
			this.Controls.Add(this.c_Settings);
			this.Controls.Add(this.label4);
			this.Controls.Add(this.c_NumberOfRetries);
			this.Controls.Add(this.label5);
			this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedSingle;
			this.MaximizeBox = false;
			this.MinimizeBox = false;
			this.Name = "BurnDiscCopyForm";
			this.ShowInTaskbar = false;
			this.StartPosition = System.Windows.Forms.FormStartPosition.CenterParent;
			this.Text = "BurnDiscCopy";
			this.ResumeLayout(false);

		}
		#endregion

		protected override void OnLoad(EventArgs e)
		{
			base.OnLoad (e);

			c_SourceDrive.Text = m_sourceDrive.DeviceName;

			// Get the available drives.
			// 
			m_recorders = m_nero.GetDrives(NERO_MEDIA_TYPE.NERO_MEDIA_CD | NERO_MEDIA_TYPE.NERO_MEDIA_DVD_ANY);

			// Loop through all drives looking for devices that can write
			// and which are allowed to write to.
			// 
			int iIndex = 0;
			foreach (NeroDrive drive in m_recorders)
			{
				if (0 != (drive.Capabilities & NERO_CAPABILITIES.NERO_CAP_ALLOWED) &&
					drive.DevType == NERO_SCSI_DEVTYPE.NERO_SCSI_DEVTYPE_WORM)
				{
					c_Recorders.Items.Add (new CBItem (drive));

					// If there is no prior selection, let the currently
					// iterated drive be the current combobox selection
					// if it is not the same drive as the source drive.
					// 
					if (c_Recorders.SelectedIndex == -1)
					{
						if (drive.HostAdapterNo != m_sourceDrive.HostAdapterNo &&
							drive.DeviceID != m_sourceDrive.DeviceID)
						{
							c_Recorders.SelectedIndex = iIndex;
						}
					}

					iIndex ++;
				}
			}

			// If nothing was selected until now, try selecting whatever
			// is the first option.
			// 
			if (c_Recorders.SelectedIndex == -1)
			{
				c_Recorders.SelectedIndex = 0;
			}

			// Update some GUI elements.
			// 
			Update_OnTheFly ();
			UpdateSettings ();
		}

		// This is a helper function to get the currently selected
		// NeroDrive or null for none.
		// 
		private NeroDrive GetCurrentlySelectedDrive ()
		{
			return c_Recorders.SelectedIndex != -1? ((CBItem) c_Recorders.SelectedItem).m_drive : null;
		}

		// Update image filepath selection according to the state
		// of the "on the fly" checkbox. If on the fly, no image
		// is either required or accepted. Otherwise, one must be
		// supplied.
		// 
		private void Update_OnTheFly ()
		{
			bool bEnabled = !c_OnTheFly.Checked;

			c_DeleteImage.Enabled = bEnabled;
			c_ImageFilepath.Enabled = bEnabled;
			c_BrowseImage.Enabled = bEnabled;
		}

		// This function updates the textbox showing the current state
		// of various settings.
		// 
		private void UpdateSettings ()
		{
			string str;

			str = "Burn flags: " + m_frmChooseBurnFlags.ToString () + "\r\n\r\n";
			str += "Media type: " + m_frmChooseMedia.ToString () + "\r\n\r\n";
			str += "Write speed: " + m_frmChooseWriteSpeed.ToString () + "\r\n\r\n";
			str += "Read speed: " + m_frmChooseReadSpeed.ToString ();

			c_Settings.Text = str;
		}

		private void c_OnTheFly_CheckedChanged(object sender, System.EventArgs e)
		{
			Update_OnTheFly ();
		}

		private void c_BurnFlags_Click(object sender, System.EventArgs e)
		{
			if (DialogResult.OK == m_frmChooseBurnFlags.ShowDialog ())
			{
				UpdateSettings ();
			}
		}

		private void c_MediaType_Click(object sender, System.EventArgs e)
		{
			if (DialogResult.OK == m_frmChooseMedia.ShowDialog ())
			{
				UpdateSettings ();
			}
		}

		private void c_BrowseImage_Click(object sender, System.EventArgs e)
		{
			SaveFileDialog dlg = new SaveFileDialog ();
			dlg.DefaultExt = ".nrg";
			dlg.Filter = "NRG files (*.nrg)|*.nrg|All files (*.*)|*.*";

			if (DialogResult.OK == dlg.ShowDialog (this))
			{
				c_ImageFilepath.Text = dlg.FileName;
			}
		}

		private void c_WriteSpeed_Click(object sender, System.EventArgs e)
		{
			if (DialogResult.OK == m_frmChooseWriteSpeed.ShowDialog (this))
			{
				UpdateSettings ();
			}
		}

		private void c_Recorders_SelectedIndexChanged(object sender, System.EventArgs e)
		{
			NeroDrive currDrive = GetCurrentlySelectedDrive ();

			// When the currently selected recorder is changed, we must
			// set the new drive to the choose speed form.
			// 
			m_frmChooseWriteSpeed.m_drive = currDrive;
			UpdateSettings ();

			if (currDrive != null &&
				currDrive.HostAdapterNo == m_sourceDrive.HostAdapterNo &&
				currDrive.DeviceID == m_sourceDrive.DeviceID)
			{
				// We cannot allow on the fly copy when the source and destination
				// drives are the same.
				// 
				c_OnTheFly.Checked = false;
			}
		}

		private void c_ReadSpeed_Click(object sender, System.EventArgs e)
		{
			if (DialogResult.OK == m_frmChooseReadSpeed.ShowDialog (this))
			{
				UpdateSettings ();
			}
		}

		private void c_Copy_Click(object sender, System.EventArgs e)
		{
			NeroDrive destDrive = GetCurrentlySelectedDrive ();

			if (destDrive != null)
			{
				BurnProgressForm frm = new BurnProgressForm (destDrive, m_nero);

				frm.BurnDiscCopy (m_sourceDrive,
					c_OnTheFly.Checked,
					c_ImageFilepath.Text,
					c_DeleteImage.Checked,
					m_frmChooseReadSpeed.GetSpeed (),
					Convert.ToInt32 (c_NumberOfRetries.Text),
					c_IgnoreDataErrors.Checked,
					c_IgnoreAudioErrors.Checked,
					c_ReadISRC.Checked,
					c_RAWReadMode.Checked,
					m_frmChooseBurnFlags.GetBurnFlags (),
					m_frmChooseWriteSpeed.GetSpeed (),
					m_frmChooseMedia.GetMediaType (),
					this);
			}
		}
	}
}