# Example file showing a basic pygame "game loop"
import pygame
import math




# pygame setup
pygame.init()
screen = pygame.display.set_mode((1280, 720))
clock = pygame.time.Clock()
running = True

def calculate_flashlight_radiate(degrees: int, start_pos: tuple[int, int] | list[int, int] | pygame.Vector2, length: int) -> tuple[int, int]:
    angle_deg = degrees           # Angle in degrees

    # Convert degrees to radians for math functions
    angle_rad = math.radians(angle_deg)
    end_x = start_pos[0] + length * math.cos(angle_rad)
    end_y = start_pos[1] - length * math.sin(angle_rad)  # Minus because y increases downward in Pygame
    end_pos = (int(end_x), int(end_y))

    return end_pos


points = []

while running:
    # poll for events
    # pygame.QUIT event means the user clicked X to close your window
    for event in pygame.event.get():
        if event.type == pygame.QUIT:
            running = False

    # fill the screen with a color to wipe away anything from last frame
    screen.fill("purple")

    # RENDER YOUR GAME HERE
    for i in range(360):
        point = calculate_flashlight_radiate(i, (640, 360), 50)
        points.append(point)

    pygame.draw.polygon(screen, (27, 134, 3), points)

    points = []

    # flip() the display to put your work on screen
    pygame.display.flip()

    clock.tick(60)  # limits FPS to 60

pygame.quit()