import json

# Widget d'interface "💬 Boîte de dialogue" (voir "🖥️ Interface",
# templates/scene_edit.html, screens/scenes/add_scene_object.py kind=
# "dialogue_box") : affiche AUTOMATIQUEMENT, en jeu, la réplique en cours
# d'une quête déclenchée par une règle de collision "quete" (voir
# static/js/play/dialogue-box-controller.js) — header (nom du
# personnage qui parle), corps (texte), pied (bouton "Suivant"),
# entièrement stylisable par l'auteur.
DEFAULT_DIALOGUE_BOX_STYLE = {
    "font_family": "inherit",
    "font_size": 14,
    "font_weight": "normal",
    "text_color": "#ffffff",
    "header_bg": "#2f6fed",
    "body_bg": "#1a1d24",
    "footer_bg": "#11141b",
}

FONT_WEIGHT_CHOICES = ["normal", "bold"]


def sanitize_dialogue_box_style(raw_style):
    style = dict(DEFAULT_DIALOGUE_BOX_STYLE)
    if not isinstance(raw_style, dict):
        return style
    if isinstance(raw_style.get("font_family"), str) and raw_style["font_family"].strip():
        style["font_family"] = raw_style["font_family"].strip()[:60]
    try:
        style["font_size"] = max(8, min(48, int(raw_style.get("font_size"))))
    except (TypeError, ValueError):
        pass
    if raw_style.get("font_weight") in FONT_WEIGHT_CHOICES:
        style["font_weight"] = raw_style["font_weight"]
    for key in ("text_color", "header_bg", "body_bg", "footer_bg"):
        value = raw_style.get(key)
        if isinstance(value, str) and value.strip():
            style[key] = value.strip()[:20]
    return style


def resolve_dialogue_box_style(obj):
    raw = (obj.get("attributes") or {}).get("_dialogue_box_style")
    if not raw:
        return dict(DEFAULT_DIALOGUE_BOX_STYLE)
    try:
        parsed = json.loads(raw)
    except (TypeError, ValueError):
        return dict(DEFAULT_DIALOGUE_BOX_STYLE)
    return sanitize_dialogue_box_style(parsed)