#!/usr/bin/env python3
"""Genera los assets de dashboard para el deck a partir de las capturas recortadas:
- step_taps.png   : header + ~3 taps (cómo controlas, paso "en vivo")
- step_beers.png  : header + catálogo (paso "arma tu menú")
- step_tv.png     : el menú en la TV (paso "conecta una TV")
- dash_overview.png: vista general limpia del panel (slide ROI)
"""
import os

from PIL import Image

HERE = os.path.dirname(os.path.abspath(__file__))
ROOT = os.path.abspath(os.path.join(HERE, "..", ".."))
DASH = os.path.join(ROOT, "ventas", "dashboard")
SHOTS = os.path.join(ROOT, "tv-app", "store", "screenshots")


def fit(img, max_w):
    if img.width <= max_w:
        return img
    return img.resize((max_w, round(img.height * max_w / img.width)), Image.LANCZOS)


def save(img, out):
    img.save(out, optimize=True)
    kb = os.path.getsize(out) // 1024
    print(f"  {os.path.relpath(out, ROOT)}  ({img.width}x{img.height}, {kb} KB)")


def top_crop(src, frac, max_w, out):
    img = Image.open(src).convert("RGB")
    w, h = img.size
    save(fit(img.crop((0, 0, w, int(h * frac))), max_w), out)


taps = os.path.join(DASH, "_test_crop.png")
beers = os.path.join(DASH, "_beers_crop.png")

top_crop(taps, 0.49, 1400, os.path.join(DASH, "step_taps.png"))
top_crop(beers, 0.55, 1400, os.path.join(DASH, "step_beers.png"))
top_crop(taps, 0.95, 1700, os.path.join(DASH, "dash_overview.png"))

# el menú en la TV (paso 1): copia, ya es 16:9
menu = Image.open(os.path.join(SHOTS, "01_menu.png")).convert("RGB")
save(fit(menu, 1280), os.path.join(DASH, "step_tv.png"))