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;

namespace ProjectScannerP4V
{
    public partial class FrmBrowseDepot : Form
    {
        public P4Tools p4t { get; set; }
        public string InitialPath { get; set; }
        public string SelectedPath { get; set; }
        public FrmBrowseDepot()
        {
            InitializeComponent();
        }

        private void FrmBrowseDepot_Load(object sender, EventArgs e)
        {
            if (!string.IsNullOrEmpty(InitialPath))
            {
                AddPathToTree(InitialPath);                
            }
        }

        void AddPathToTree(string path)
        {            
            string[] splittedPath = path.Substring(2).Split('/');
            TreeNodeCollection tnc = treeViewDepot.Nodes;
            for(int i=0;i<splittedPath.Length;i++)
            {
                if (!string.IsNullOrEmpty(splittedPath[i]))
                {
                    string Path2Search = "";// "/" + splittedPath[0];
                    for (int j = 0; j <= i; j++)
                        Path2Search += "/" + splittedPath[j];                    
                 
                    TreeNode [] foundNodes = tnc.Find(Path2Search,true);
                    if ((foundNodes.Length == 0) || (foundNodes[0].Nodes.Count==0))
                    {
                        TreeNode tn;
                        if (foundNodes.Length > 0)
                        {
                            tn = foundNodes[0];
                        }
                        else 
                            tn = tnc.Add(Path2Search, splittedPath[i]);
                        string[] dirs = p4t.GetDirectories("/" + Path2Search+"/");
                        if (dirs != null)
                        {
                            for (int k = 0; k < dirs.Length; k++)
                            {
                                TreeNode subNode = tn.Nodes.Add(Path2Search+"/"+dirs[k], dirs[k]);
                                subNode.Nodes.Add("");
                            }
                        }                        
                        tnc = tn.Nodes;
                    }
                    else
                    {
                        tnc = foundNodes[0].Nodes;
                    }
                }
           
            }            
        }

        private void treeViewDepot_BeforeExpand(object sender, TreeViewCancelEventArgs e)
        {
            if (string.IsNullOrEmpty(e.Node.FirstNode.Name))
            {
                e.Node.Nodes.Clear();
                AddPathToTree("/"+e.Node.Name);
            }
        }

        private void btnOK_Click(object sender, EventArgs e)
        {
            SelectedPath = null;
            if (treeViewDepot.SelectedNode != null)
            {
                SelectedPath = "/" + treeViewDepot.SelectedNode.Name + "/";
            }
            else
            {
                MessageBox.Show("Please select a folder first", "No folder selected");
            }
        }
    }
}