using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using WeifenLuo.WinFormsUI.Docking;
using System.IO;

namespace RomCheater.PluginFramework.Core
{
    public partial class ScratchPad : DockContent
    {
        public ScratchPad()
        {
            InitializeComponent();
            InitScratchPadText();
        }


        private void InitScratchPadText()
        {
            txtScratchPad.Font = new System.Drawing.Font(txtScratchPad.Font, FontStyle.Italic);
            txtScratchPad.ForeColor = SystemColors.GrayText;
            StringBuilder builder = new StringBuilder();
            txtScratchPad.Clear();

            builder.AppendLine();
            builder.AppendFormat("\tThis is a scratchpad");
            builder.AppendLine();
            builder.AppendFormat("\tYou can type anything in here, and save it for later or load an existing file.");

            txtScratchPad.AppendText(builder.ToString());
        }

        private void mnuItemSave_Click(object sender, EventArgs e)
        {
            DialogResult result = ScracthPadSaver.ShowDialog();
            if (result != DialogResult.OK) { return; }
            using (FileStream fs = new FileStream(ScracthPadLoader.FileName, FileMode.OpenOrCreate, FileAccess.Write, FileShare.Read))
            {
                using (StreamWriter sw = new StreamWriter(fs))
                {
                    sw.Write(txtScratchPad.Text);
                    sw.Flush();
                    sw.Close();
                }
            }
        }

        private void mnuItemOpen_Click(object sender, EventArgs e)
        {
            DialogResult result = ScracthPadLoader.ShowDialog();
            if (result != DialogResult.OK) { return; }
            txtScratchPad.Clear();

            using (FileStream fs = new FileStream(ScracthPadLoader.FileName, FileMode.Open, FileAccess.Read, FileShare.Read))
            {
                using (StreamReader sr = new StreamReader(fs))
                {
                    txtScratchPad.AppendText(sr.ReadToEnd());
                }
            }
        }



        private bool InitDone = false;
        
        private void txtScratchPad_MouseDown(object sender, MouseEventArgs e)
        {
            if (!InitDone)
            {
                txtScratchPad.Clear();
                txtScratchPad.Font = new System.Drawing.Font(txtScratchPad.Font, FontStyle.Regular);
                txtScratchPad.ForeColor = Color.Black;
                InitDone = true;
            }   
        }

        private void txtScratchPad_KeyDown(object sender, KeyEventArgs e)
        {
            if (!InitDone)
            {
                txtScratchPad.Clear();
                txtScratchPad.Font = new System.Drawing.Font(txtScratchPad.Font, FontStyle.Regular);
                txtScratchPad.ForeColor = Color.Black;
                InitDone = true;
            }  
        }
    }
}