from Game import Game
from Box import Box
from Door import Door
from PressurePlate import PressurePlate
from Trail import Trail

import pygame

class GameView:


    game = Game()

    cellWidth = 64

    _tickTime = 700

    _previousTick = None

    nextControlDirection = None
    

    def isRunning(self): return not self.game.isLost()


    def width(self): return self.game.width() * self.cellWidth


    def height(self): return self.game.height() * self.cellWidth
    

    def render(self, surface):

        surface.fill("black")

        for cell in self.game.walls.walls():
            self._drawBoxOfColor(surface, "white", cell.x, cell.y)

        for static in self.game.statics:
            match static:
                case Door():
                    if static.isOpen():
                        self._drawBoxOfColor(surface, "lightgray", static.pos.x, static.pos.y)
                    else:
                        self._drawBoxOfColor(surface, "gray", static.pos.x, static.pos.y)
                case PressurePlate():
                    self._drawBoxOfColor(surface, "yellow", static.pos.x, static.pos.y)
                case Trail():
                    if static.isOn():
                        self._drawBoxOfColor(surface, "pink", static.pos.x, static.pos.y)
                    else:
                        self._drawBoxOfColor(surface, "purple", static.pos.x, static.pos.y)

        for box in self.game.boxes:
            self._drawBoxOfColor(surface, "brown", box.pos.x, box.pos.y)

        for cell in self.game.snake.cells:
            self._drawBoxOfColor(surface, "red", cell.x, cell.y)

    def _drawBoxOfColor(self, surface, color, x, y):
        pygame.draw.rect(surface, color, pygame.Rect(
            x*self.cellWidth,
            y*self.cellWidth,
            self.cellWidth,
            self.cellWidth
        ))


    def update(self, time):
        if (self._previousTick == None) or (self._previousTick + self._tickTime <= time):
            self._previousTick = time
            if self.nextControlDirection != None:
                self.game.snake.heading = self.nextControlDirection
                self.nextControlDirection = None
            self.game.tick()