using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace PckStudio
{
	public partial class LOCEditor : MetroFramework.Forms.MetroForm
	{
		#region Variables
		DataTable tbl;
		LOC currentLoc;

		public class displayId
		{
			public string id;
			public string defaultName;
		}
		#endregion
		public LOCEditor(LOC loc)
		{
			InitializeComponent();

			tbl = new DataTable();
			currentLoc = loc;
			tbl.Columns.Add(new DataColumn("Language") { ReadOnly = true });
			tbl.Columns.Add("Display Name");
			dataGridViewLocEntryData.DataSource = tbl;
			DataGridViewColumn column = dataGridViewLocEntryData.Columns[1];
			column.Width = 600;

		}

		private void LOCEditor_Load(object sender, EventArgs e)
		{
			foreach(string id in currentLoc.ids.names)
				treeViewLocEntries.Nodes.Add(id);
		}

		private void treeView1_AfterSelect(object sender, TreeViewEventArgs e)
		{
			tbl.Rows.Clear();

			foreach (LOC.Language l in currentLoc.langs)
			{
				string utf8str = l.names[e.Node.Index];

				byte[] utf8Data = new byte[utf8str.Length];
				for (int i = 0; i < utf8str.Length; ++i)
				{
					utf8Data[i] = (byte)utf8str[i];
				}

				tbl.Rows.Add(l.name, Encoding.UTF8.GetString(utf8Data, 0, utf8Data.Length));
			}

			try
			{
				if (treeViewLocEntries.SelectedNode != null)
				{
					buttonReplaceAll.Enabled = true;
				}
				else
				{
					buttonReplaceAll.Enabled = false;
				}
			}catch (Exception)
			{
				buttonReplaceAll.Enabled = false;
			}
		}

		private void renameDisplayIDToolStripMenuItem_Click(object sender, EventArgs e)
		{
			TreeNode node = treeViewLocEntries.SelectedNode;
			int index = currentLoc.ids.names.FindIndex(name => name == node.Text);
			PckStudio.renameLoc diag = new PckStudio.renameLoc(node);
			diag.ShowDialog(this);
			diag.Dispose(); //diposes generated metadata adding dialog data
			currentLoc.ids.names[index] = node.Text;
		}

		private void addDisplayIDToolStripMenuItem_Click(object sender, EventArgs e)
		{
			int index = treeViewLocEntries.SelectedNode.Index;

			if(index == -1) index = currentLoc.ids.names.Count;

			currentLoc.ids.names.Insert(index, "NewItem");

			foreach (LOC.Language l in currentLoc.langs)
				l.names.Insert(index, "NewString");

			treeViewLocEntries.Nodes.Insert(index, "NewItem");
		}

		private void deleteDisplayIDToolStripMenuItem_Click(object sender, EventArgs e)
		{
			if(treeViewLocEntries.SelectedNode != null)
			{
				int index = treeViewLocEntries.SelectedNode.Index;

				currentLoc.ids.names.RemoveAt(index);

				foreach (LOC.Language l in currentLoc.langs)
					l.names.RemoveAt(index);

				treeViewLocEntries.Nodes.RemoveAt(index);
			}
		}

		private void dataGridView1_CellEndEdit(object sender, DataGridViewCellEventArgs e)
		{
			for (int i = 0; i < tbl.Rows.Count; i++)
			{
				byte[] data = Encoding.UTF8.GetBytes((string)tbl.Rows[i][1]);

				string final = string.Empty;

				foreach (byte b in data)
					final += (Char)b;

				currentLoc.langs[i].names[treeViewLocEntries.SelectedNode.Index] = final;
			}
		}

		private void treeView1_KeyDown(object sender, KeyEventArgs e)
		{
			if (e.KeyData == Keys.Delete) //checks to make sure pressed key was del
			{
				if (treeViewLocEntries.SelectedNode != null)
				{
					int index = treeViewLocEntries.SelectedNode.Index;

					currentLoc.ids.names.RemoveAt(index);

					foreach (LOC.Language l in currentLoc.langs)
						l.names.RemoveAt(index);

					treeViewLocEntries.Nodes.RemoveAt(index);
				}
			}
		}

		private void buttonReplaceAll_Click(object sender, EventArgs e)
		{
			for (int i = 0; i < tbl.Rows.Count; i++)
			{
				tbl.Rows[i][1] = textBoxReplaceAll.Text;
			}
			for (int i = 0; i < tbl.Rows.Count; i++)
			{
				currentLoc.langs[i].names[treeViewLocEntries.SelectedNode.Index] = (string)tbl.Rows[i][1];
			}
		}

		private void contextMenuStrip1_Opening(object sender, CancelEventArgs e)
		{

		}
	}
}