using System.Collections.Generic;
using ProBuilder2.Common;
using UnityEngine;

namespace ProBuilder2.Examples
{
	public class ProBuilderInstantiate : MonoBehaviour
	{
		private enum ObjectSelectionOptions
		{
			Prefab = 0,
			Cube = 1,
			Cylinder = 2,
			Pipe = 3
		}

		public GameObject probuilderPrefab;

		private const int SHAPE_ENUM_LENGTH = 4;

		private ObjectSelectionOptions objectToInstantiate;

		private Rect prefWindow = new Rect(10f, 10f, 300f, 300f);

		private List<GameObject> generatedObjects = new List<GameObject>();

		private Vector2 mPos_screen = Vector2.zero;

		public void OnEnable()
		{
			Component[] components = probuilderPrefab.GetComponents<Component>();
			foreach (Component component in components)
			{
				if (component is pb_Object)
				{
					return;
				}
			}
			objectToInstantiate = ObjectSelectionOptions.Cube;
		}

		private void OnGUI()
		{
			prefWindow = GUI.Window(0, prefWindow, SelectionWindow, "Object To Instantiate");
		}

		private void SelectionWindow(int id)
		{
			GUI.DragWindow(new Rect(0f, 0f, 20000f, 20f));
			GUILayout.BeginVertical();
			for (int i = 0; i < 4; i++)
			{
				if (i == (int)objectToInstantiate)
				{
					GUI.color = Color.green;
				}
				ObjectSelectionOptions objectSelectionOptions = (ObjectSelectionOptions)i;
				if (GUILayout.Button(objectSelectionOptions.ToString()))
				{
					objectToInstantiate = (ObjectSelectionOptions)i;
				}
				GUI.color = Color.white;
			}
			GUI.color = Color.red;
			if (GUILayout.Button("Clear Screen"))
			{
				foreach (GameObject generatedObject in generatedObjects)
				{
					Object.Destroy(generatedObject);
				}
				generatedObjects.Clear();
			}
			GUI.color = Color.white;
			GUILayout.Label("Click to instantiate the selected object.");
			GUILayout.EndVertical();
		}

		private void Update()
		{
			mPos_screen = Input.mousePosition;
			Vector2 point = new Vector2(mPos_screen.x, (float)Screen.height - mPos_screen.y);
			if (prefWindow.Contains(point) || !Input.GetMouseButtonUp(0))
			{
				return;
			}
			Vector3 position = Camera.main.ScreenToWorldPoint(new Vector3(mPos_screen.x, mPos_screen.y, Camera.main.transform.position.x));
			GameObject gameObject;
			switch (objectToInstantiate)
			{
			default:
				return;
			case ObjectSelectionOptions.Prefab:
				gameObject = Object.Instantiate(probuilderPrefab, Vector3.zero, Quaternion.identity);
				break;
			case ObjectSelectionOptions.Cube:
			{
				pb_Object pb_Object2 = pb_ShapeGenerator.CubeGenerator(Vector3.one);
				Color[] array = new Color[6]
				{
					Color.green,
					Color.red,
					Color.cyan,
					Color.blue,
					Color.yellow,
					Color.magenta
				};
				int num = 0;
				Color[] array2 = new Color[pb_Object2.vertexCount];
				pb_Face[] faces = pb_Object2.faces;
				foreach (pb_Face pb_Face2 in faces)
				{
					int[] distinctIndices = pb_Face2.distinctIndices;
					foreach (int num2 in distinctIndices)
					{
						array2[num2] = array[num];
					}
					num++;
				}
				gameObject = pb_Object2.gameObject;
				gameObject.gameObject.AddComponent<BoxCollider>();
				break;
			}
			case ObjectSelectionOptions.Cylinder:
				gameObject = pb_ShapeGenerator.CylinderGenerator(12, 0.7f, 0.5f, 0).gameObject;
				gameObject.gameObject.AddComponent<MeshCollider>().convex = true;
				break;
			case ObjectSelectionOptions.Pipe:
				gameObject = pb_ShapeGenerator.PipeGenerator(1f, 1f, 0.3f, 8, 0).gameObject;
				gameObject.gameObject.AddComponent<MeshCollider>().convex = true;
				break;
			}
			gameObject.transform.position = position;
			gameObject.transform.localRotation = Quaternion.Euler(Random.Range(0f, 360f), Random.Range(0f, 360f), Random.Range(0f, 360f));
			gameObject.AddComponent<Rigidbody>();
			generatedObjects.Add(gameObject);
		}
	}
}