from pyglet.gl import *
from pyglet.window import key
from pyglet.window import mouse
import math
import time

class Camera:

	def __init__(self, pos, rot):
		self.pos = list(pos)
		self.rot = list(rot)

	def update_pos(self, dt, keys):
		s = dt*10
		rotY = -self.rot[1]/180*math.pi
		dx,dz = s*math.sin(rotY),s*math.cos(rotY)
		if keys[key.W]: self.pos[0]+=dx; self.pos[2]-=dz
		if keys[key.S]: self.pos[0]-=dx; self.pos[2]+=dz
		if keys[key.A]: self.pos[0]-=dz; self.pos[2]-=dx
		if keys[key.D]: self.pos[0]+=dz; self.pos[2]+=dx

		if keys[key.SPACE]: self.pos[1]+=s
		if keys[key.LSHIFT]: self.pos[1]-=s

	def update_rot(self, dx, dy):
		dx/=8; dy/=8; self.rot[0]+=dy; self.rot[1]-=dx
		if self.rot[0]>90: self.rot[0] = 90
		elif self.rot[0]<-90: self.rot[0] = -90

	def apply(self):
		glLoadIdentity()
		glRotatef(-self.rot[0],1,0,0)
		glRotatef(-self.rot[1],0,1,0)
		glTranslatef(-self.pos[0],-self.pos[1],-self.pos[2])

class Texture_loader:
	def load_texture(self,file):
		texture = pyglet.image.load(file).get_texture() # loading a texture
		glTexParameterf(GL_TEXTURE_2D,GL_TEXTURE_MIN_FILTER,GL_NEAREST)
		glTexParameterf(GL_TEXTURE_2D,GL_TEXTURE_MAG_FILTER,GL_NEAREST)
		return pyglet.graphics.TextureGroup(texture)

class Player:
	def __init__(self,pos=(0,0,0),rot=(0,0)):
		self.camera = Camera(pos, rot)
		self.get_tex = Texture_loader()
		self.box = self.get_tex.load_texture('art/box2.png')

		self.batch = pyglet.graphics.Batch()
		self.wall_list = []
		self.wall_list.append(self)

	def delete(self):
		self.wall_list.remove(self)

	def place_wall(self,pos=None):
		print("wall created: ")
		if not pos:
			pos = self.camera.pos

		print(int(self.camera.pos[0]), int(self.camera.pos[1]), int(self.camera.pos[2]))
		wall_texture = ('t2f',(0,0, 1,0, 1,1, 0,1))
		self.batch.add(4,GL_QUADS,self.box,('v3f',(pos[0],0,pos[2], pos[0],0,pos[2]+10, pos[0],5,pos[2]+10, pos[0],5,pos[2])), wall_texture)

	def place_wall_2(self,pos=None):
		print("wall created: ")
		if not pos:
			pos = self.camera.pos

		print(int(self.camera.pos[0]), int(self.camera.pos[1]), int(self.camera.pos[2]))
		wall_texture = ('t2f', (0,0, 1,0, 1,1, 0,1))
		self.batch.add(4,GL_QUADS,self.box,('v3f',(pos[0],0,pos[2], pos[0]+10,0,pos[2], pos[0]+10,5,pos[2], pos[0],5,pos[2])), wall_texture)

	def reset_pos(self,pos=None):
		if not pos:
			pos = self.camera.pos
		pos[0] = pos[0]
		pos[1] = 1.5
		pos[2] = pos[2]

	def draw(self):
		self.batch.draw()

class Wall:
	def __init__(self,pos=(0,0,0),rot=(0,0)):
		self.camera = Camera(pos, rot)
		self.get_tex = Texture_loader()
		self.box = self.get_tex.load_texture('art/box2.png')

		self.batch = pyglet.graphics.Batch()

	def place_wall(self,pos=None):
		wall = []
		print("wall created: ")
		print(wall)
		if not pos:
			pos = self.camera.pos

		print(int(self.camera.pos[0]), int(self.camera.pos[1]), int(self.camera.pos[2]))
		wall_texture = ('t2f',(0,0, 1,0, 1,1, 0,1))
		self.batch.add(4,GL_QUADS,self.box,('v3f',(pos[0],0,pos[2], pos[0],0,pos[2]+10, pos[0],5,pos[2]+10, pos[0],5,pos[2])), wall_texture)

objwall = []
objwall.append(Wall())

class Window(pyglet.window.Window):

	def set3d(self):
		glMatrixMode(GL_PROJECTION)
		glLoadIdentity()
		gluPerspective(90,self.width/self.height,0.05,1000)
		glMatrixMode(GL_MODELVIEW)
		glLoadIdentity()

	def setLock(self,state):
		self.lock = state
		self.set_exclusive_mouse(state)

	mouse_lock = property(lambda self:self.lock,setLock)

	def __init__(self,*args,**kwargs):
		super().__init__(*args,**kwargs)
		self.lock = False

		self.set_minimum_size(300,200)
		self.keys = key.KeyStateHandler()
		self.push_handlers(self.keys)
		pyglet.clock.schedule(self.update)

		self.player = Player((0.5,1.5,1.5),(-30,0))

	def on_mouse_motion(self,x,y,dx,dy):
		if self.mouse_lock:
			self.player.camera.update_rot(dx, dy)

	def on_key_press(self,KEY,MOD):
		if KEY == key.ESCAPE:
			self.close()
		if KEY == key.E: self.mouse_lock = not self.mouse_lock

		if KEY == key.G:
			self.player.reset_pos()
		if KEY == key.R:
			self.player.place_wall()
		if KEY == key.T:
			self.player.place_wall_2()


	def update(self, dt):
		self.player.camera.update_pos(dt, self.keys)

	def on_draw(self):
		self.clear()
		self.set3d()
		self.player.camera.apply()
		self.player.draw()


if __name__ == '__main__':
	# Add basic config with 4 x MSAA
	#config = pyglet.gl.Config(double_buffer=True, sample_buffers=1, samples=4)
	#window = Window(width=854,height=480,caption='3d test',resizable=True, config=config)
	window = Window(width=854,height=480,caption='3d test',resizable=True)
	glClearColor(0,0,0,1)
	glEnable(GL_DEPTH_TEST)
	#glEnable(GL_CULL_FACE)
	pyglet.app.run()