from ion import keydown, KEY_UP, KEY_OK
import kandinsky
import random
import time

# -------------------------------------------------
# CONFIG
# -------------------------------------------------
W, H = 320, 222

PLAYER_X = 60
SIZE = 8
SPEED = 4

BLACK = kandinsky.color(0,0,0)
CYAN  = kandinsky.color(0,255,255)
WHITE = kandinsky.color(255,255,255)
RED   = kandinsky.color(255,0,0)

# -------------------------------------------------
# INIT
# -------------------------------------------------
kandinsky.fill_rect(0,0,W,H,BLACK)

player_y = H//2
ceiling = 20
floor = H-20

walls = []   # [x, gap_y, gap_h]
spawn_timer = 0
score = 0

running = True

# -------------------------------------------------
# GAME LOOP
# -------------------------------------------------
while running:

    # --------- INPUT (45° parfait) ----------
    if keydown(KEY_UP) or keydown(KEY_OK):
        player_y -= SPEED
    else:
        player_y += SPEED

    # --------- COLLISION plafond/sol ----------
    if player_y < ceiling or player_y+SIZE > floor:
        running = False
        break

    # --------- SPAWN MURS ----------
    spawn_timer += 1
    if spawn_timer > 35:
        spawn_timer = 0
        gap_h = 60 - score//5
        if gap_h < 30:
            gap_h = 30
        gap_y = random.randint(ceiling+5, floor-gap_h-5)
        walls.append([W, gap_y, gap_h])

    # --------- DEPLACEMENT MURS ----------
    i = 0
    while i < len(walls):
        walls[i][0] -= SPEED
        if walls[i][0] < -20:
            walls.pop(i)
            score += 1
        else:
            i += 1

    # --------- DESSIN MURS (scroll propre) ----------
    # on efface seulement la colonne droite
    kandinsky.fill_rect(W-SPEED, 0, SPEED, H, BLACK)

    for w in walls:
        x, gap_y, gap_h = w

        # partie haute
        kandinsky.fill_rect(x, ceiling, 18, gap_y-ceiling, WHITE)

        # partie basse
        kandinsky.fill_rect(x, gap_y+gap_h, 18, floor-(gap_y+gap_h), WHITE)

        # collision
        if PLAYER_X+SIZE > x and PLAYER_X < x+18:
            if player_y < gap_y or player_y+SIZE > gap_y+gap_h:
                running = False

    # --------- DESSIN PLAFOND / SOL ----------
    kandinsky.fill_rect(0, ceiling, W, 2, WHITE)
    kandinsky.fill_rect(0, floor-2, W, 2, WHITE)

    # --------- TRAINÉE SOLIDE (NE S’EFFACE JAMAIS) ----------
    kandinsky.fill_rect(PLAYER_X, player_y, SIZE, SIZE, CYAN)

    # --------- SCORE ----------
    kandinsky.draw_string("S:"+str(score), 5, 5, WHITE, BLACK)

    time.sleep(0.016)

# -------------------------------------------------
# GAME OVER
# -------------------------------------------------
kandinsky.draw_string("GAME OVER", 100, 100, RED, BLACK)