using UnityEngine;
using UnityEditor;
using System.IO;

public class MegaShapeOSMWindow : EditorWindow
{
	public static float		importscale = 1.0f;
	public static float		smoothness = 0.0f;
	public static bool		constantspeed = true;
	public static bool		combine	= false;
	public static MegaShapeOSM osm;
	public static string	text;
	public static string	importname;
	public static bool		showtags = true;
	Vector2	pos;

	static public void Init()
	{
		MegaShapeOSMWindow window = ScriptableObject.CreateInstance<MegaShapeOSMWindow>();
#if UNITY_5_1 || UNITY_5_2 || UNITY_5_3 || UNITY_5_4 || UNITY_5_5 || UNITY_5_6 || UNITY_2017 || UNITY_2018 || UNITY_2019 || UNITY_2020
		window.titleContent = new GUIContent("Import OSM");
#else
		window.title = "Import OSM";
#endif
		window.position = new Rect(Screen.width / 2, Screen.height / 2, 250, 150);
		window.ShowUtility();
	}

	void OnGUI()
	{
		importscale = EditorGUILayout.FloatField("Import Scale", importscale);
		constantspeed = EditorGUILayout.Toggle("Constant Speed", constantspeed);
		//combine = EditorGUILayout.Toggle("Combine Splines", combine);
		smoothness = EditorGUILayout.Slider("Smoothness", smoothness, 0.0f, 2.0f);

		if ( GUILayout.Button("Open OSM File") )
		{
			string filename = EditorUtility.OpenFilePanel("OSM File", lastosmpath, "OSM");

			if ( filename == null || filename.Length < 1 )
				return;

			lastosmpath = filename;

			StreamReader streamReader = new StreamReader(filename);
			text = streamReader.ReadToEnd();
			streamReader.Close();
			osm = new MegaShapeOSM();
			importname = System.IO.Path.GetFileNameWithoutExtension(filename);
			osm.readOSMData(text);	//, importscale, constantspeed, importname, smoothness);	//scale);	//.splines[0]);
		}

		showtags = EditorGUILayout.Foldout(showtags, "Catagories");

		if ( showtags )
		{
			pos = EditorGUILayout.BeginScrollView(pos, "box");

			for ( int i = 0; i < MegaShapeOSM.tags.Count; i++ )
			{
				MegaShapeOSMTag tag = MegaShapeOSM.tags[i];

				tag.show = EditorGUILayout.Foldout(tag.show, tag.k);
				if ( tag.show )
				{
					EditorGUILayout.BeginHorizontal();
					EditorGUILayout.LabelField("", GUILayout.Width(8));
					bool import = EditorGUILayout.Toggle("", tag.import, GUILayout.Width(14));
					if ( import != tag.import )
					{
						tag.import = import;
						for ( int j = 0; j < tag.vs.Count; j++ )
						{
							MegaShapeOSMTag tagv = tag.vs[j];
							tagv.import = import;
						}
					}
					EditorGUILayout.LabelField(tag.k);
					EditorGUILayout.EndHorizontal();

					for ( int j = 0; j < tag.vs.Count; j++ )
					{
						MegaShapeOSMTag tagv = tag.vs[j];

						EditorGUILayout.BeginHorizontal();
						EditorGUILayout.LabelField("", GUILayout.Width(24));
						tagv.import = EditorGUILayout.Toggle("", tagv.import, GUILayout.Width(14));
						EditorGUILayout.LabelField(tagv.k);
						EditorGUILayout.EndHorizontal();
					}
				}
			}

			EditorGUILayout.EndScrollView();
		}

		if ( GUILayout.Button("Import") )
		{
			osm.importData(text, importscale, constantspeed, importname, smoothness, combine);	//scale);	//.splines[0]);

			this.Close();
		}
	}

	static public string lastosmpath = "";

	[MenuItem("Assets/Import OSM")]
	static void ImportOSM()
	{
		Init();
	}
}