using System;

using System.Collections.Generic;

using System.IO;

using System.Linq;

using System.Windows.Forms;

using System.Xml;

using SPCode.Utils;

namespace SPCode.Interop

{

public class HotkeyControl

{

public static Dictionary<string, string> DefaultHotkeys = new()

{

{ "New", "Ctrl+N" },

{ "NewTemplate", "Ctrl+Shift+N" },

{ "Open", "Ctrl+O" },

{ "ReopenLastClosedTab", "Ctrl+Shift+T" },

{ "Save", "Ctrl+S" },

{ "SaveAll", "Ctrl+Shift+S" },

{ "SaveAs", "Ctrl+Alt+S" },

{ "Close", "Ctrl+W" },

{ "CloseAll", "Ctrl+Shift+W" },

{ "FoldingsExpand", "Ctrl+P" },

{ "FoldingsCollapse", "Ctrl+Shift+P" },

{ "ReformatCurrent", "Ctrl+R" },

{ "ReformatAll", "Ctrl+Shift+R" },

{ "GoToLine", "Ctrl+G" },

{ "CommentLine", "Ctrl+K" },

{ "UncommentLine", "Ctrl+Shift+K" },

{ "TransformUppercase", "Ctrl+U" },

{ "TransformLowercase", "Ctrl+Shift+U" },

{ "DeleteLine", "Ctrl+D" },

{ "MoveLineDown", "Ctrl+Down" },

{ "MoveLineUp", "Ctrl+Up" },

{ "DupeLineDown", "Ctrl+Alt+Down" },

{ "DupeLineUp", "Ctrl+Alt+Up" },

{ "SearchReplace", "Ctrl+F" },

{ "SearchDefinition", "Ctrl+Shift+F" },

{ "CompileCurrent", "F6" },

{ "CompileAll", "F5" },

{ "CopyPlugins", "F7" },

{ "UploadFTP", "F8" },

{ "StartServer", "F9" },

{ "SendRCON", "F10" },

};

public static Dictionary<string, string> RestrictedHotkeys = new()

{

{ "Paste", "Ctrl+V" },

{ "Copy", "Ctrl+C" },

{ "Cut", "Ctrl+X" },

{ "Undo", "Ctrl+Z" },

{ "Redo", "Ctrl+Y" },

{ "SelectAll", "Ctrl+A" }

};

/// <summary>

/// Checks if there are new Hotkeys that haven't been added to the Hotkeys file <br>

/// and buffers all Hotkeys to an array in memory.

/// </summary>

public static void CheckAndBufferHotkeys()

{

try

{

// Load the current Hotkeys file

Program.HotkeysList = new();

var document = new XmlDocument();

document.Load(Constants.HotkeysFile);

// Compare with the default hotkeys to check for new commands

var xmlNodes = document.ChildNodes[0].ChildNodes.Cast<XmlNode>().ToList();

var defaultHksCount = DefaultHotkeys.Count;

// If the count is not equal, there's a new hotkey to be added to the file

if (xmlNodes.Count != defaultHksCount)

{

// Regular for to get the index

for (var i = 0; i < defaultHksCount; i++)

{

var currentHk = DefaultHotkeys.ElementAt(i);

if (!xmlNodes.Any(x => x.Name.Equals(DefaultHotkeys.ElementAt(i).Key)))

{

var element = document.CreateElement(string.Empty, currentHk.Key, string.Empty);

var text = document.CreateTextNode(currentHk.Value);

element.AppendChild(text);

document.ChildNodes[0].InsertBefore(element, document.ChildNodes[0].ChildNodes[i]);

}

}

document.Save(Constants.HotkeysFile);

xmlNodes = document.ChildNodes[0].ChildNodes.Cast<XmlNode>().ToList();

}

xmlNodes.ForEach(x =>

{

var hki = new HotkeyInfo(new Hotkey(x.InnerText), x.Name);

Program.HotkeysList.Add(hki);

});

}

catch (XmlException ex)

{

var invalidHotkeysFile = Constants.HotkeysFile + ".invalid";

if (File.Exists(invalidHotkeysFile))

{

File.Delete(invalidHotkeysFile);

}

File.Move(Constants.HotkeysFile, invalidHotkeysFile);

CreateDefaultHotkeys();

MessageBox.Show("There was an error parsing the Hotkeys.xml file.\n" +

$"It has been renamed to {invalidHotkeysFile}, and a new one was created.\n" +

$"Details: {ex.Message}", "SPCode Error");

}

catch (Exception ex)

{

throw new Exception("Error while checking and buffering the hotkeys", ex);

}

}

/// <summary>

/// Creates the default hotkeys, stores them in an XML and buffers them.

/// </summary>

public static void CreateDefaultHotkeys()

{

try

{

// Create the XML document

var document = new XmlDocument();

var rootElement = document.CreateElement(string.Empty, "Hotkeys", string.Empty);

document.AppendChild(rootElement);

// Fill it with the default hotkeys from the dictionary

foreach (var item in DefaultHotkeys)

{

var element = document.CreateElement(string.Empty, item.Key, string.Empty);

var text = document.CreateTextNode(item.Value);

element.AppendChild(text);

rootElement.AppendChild(element);

}

// Buffer hotkeys in global HotkeyInfo list

Program.HotkeysList = new();

foreach (XmlNode node in document.ChildNodes[0].ChildNodes)

{

Program.HotkeysList.Add(new HotkeyInfo(new Hotkey(node.InnerText), node.Name));

}

document.Save(Constants.HotkeysFile);

}

catch (Exception ex)

{

throw new Exception("Error while creating the default hotkeys", ex);

}

}

}

}