import pygame
from abc import ABC, abstractmethod

# Initialize pygame
pygame.init()

# Screen settings
WIDTH, HEIGHT = 600, 400
screen = pygame.display.set_mode((WIDTH, HEIGHT))
pygame.display.set_caption("Select Control Method")

# Colors
WHITE = (255, 255, 255)
BLACK = (0, 0, 0)
BLUE = (0, 0, 255)
RED = (255, 0, 0)

# Font
font = pygame.font.Font(None, 36)

# Load images (replace with actual image paths)
def load_image(path, max_size):
    image = pygame.image.load(path).convert_alpha()  # Use convert_alpha for transparency
    image_rect = image.get_rect()
    scale_factor = min(max_size[0] / image_rect.width, max_size[1] / image_rect.height)
    new_size = (int(image_rect.width * scale_factor), int(image_rect.height * scale_factor))
    return pygame.transform.smoothscale(image, new_size)

keyboard_image = load_image("resources/gfx/keyboard.png", (100, 100))
#joystick_image = load_image("ps5-dualsense.png", (100, 100))
joystick_image = load_image("resources/gfx/gamepad.png", (100, 100))

# Abstract Control Class
class Control(ABC):
    @abstractmethod
    def handle_input(self, event):
        pass

class KeyboardControl(Control):
    def handle_input(self, event):
        if event.type == pygame.KEYDOWN:
            print("Keyboard key pressed")

class JoystickControl(Control):
    def __init__(self, joystick_id):
        self.joystick = pygame.joystick.Joystick(joystick_id)
        self.joystick.init()
    
    def handle_input(self, event):
        if event.type == pygame.JOYBUTTONDOWN and event.joy == self.joystick.get_id():
            print(f"Joystick {self.joystick.get_id()} button pressed")

# Options
options = ["Keyboard"]
option_images = {"Keyboard": keyboard_image}
pygame.joystick.init()
joystick_count = pygame.joystick.get_count()
joystick_controls = {}

for i in range(joystick_count):
    joystick = pygame.joystick.Joystick(i)
    joystick.init()
    joystick_name = joystick.get_name()
    options.append(joystick_name)
    joystick_controls[joystick_name] = JoystickControl(i)
    option_images[joystick_name] = joystick_image

selected_index = 0

# Control mapping
control_classes = {"Keyboard": KeyboardControl}
control_classes.update(joystick_controls)
selected_control = KeyboardControl()

running = True
while running:
    screen.fill(WHITE)
    
    for event in pygame.event.get():
        if event.type == pygame.QUIT:
            running = False
        elif event.type == pygame.KEYDOWN:
            if event.key == pygame.K_DOWN and selected_index < len(options) - 1:
                selected_index += 1
            elif event.key == pygame.K_UP and selected_index > 0:
                selected_index -= 1
            elif event.key == pygame.K_RETURN:
                selected_control = control_classes[options[selected_index]]() if options[selected_index] == "Keyboard" else joystick_controls[options[selected_index]]
        elif event.type == pygame.MOUSEBUTTONDOWN:
            x, y = event.pos
            for i in range(len(options)):
                if 100 <= x <= 300 and 100 + i * 40 <= y <= 140 + i * 40:
                    selected_index = i
                    selected_control = control_classes[options[selected_index]]() if options[selected_index] == "Keyboard" else joystick_controls[options[selected_index]]
                    break
        
        # Pass input to selected control method
        selected_control.handle_input(event)
    
    # Render label
    label = font.render("Controls:", True, BLACK)
    screen.blit(label, (50, 50))
    
    # Render list
    for i, option in enumerate(options):
        color = RED if i == selected_index else BLACK
        text = font.render(option, True, color)
        screen.blit(text, (100, 100 + i * 40))
    
    # Render selected item image
    selected_option = options[selected_index]
    if selected_option in option_images:
        image = option_images[selected_option]
        image_rect = image.get_rect(center=(500, 200))  # Keep aspect ratio
        screen.blit(image, image_rect.topleft)
    
    pygame.display.flip()

pygame.quit()