from .constants import QUEST_STATUS_CHOICES, QUEST_SPEAKER_CHOICES

_MAX_LINES_PER_COLUMN = 200


def sanitize_quest_dialogues(raw_dialogues):
    """Une réplique = {speaker: 'joueur'|'pnj', text: '...'} — une colonne
    par statut de quête (voir QUEST_STATUS_CHOICES), la même forme que
    resolve_collision_rules.sanitize_collision_rules : rejette tout
    élément invalide plutôt que de lever, ne garde jamais un texte vide."""
    result = {status: [] for status in QUEST_STATUS_CHOICES}
    if not isinstance(raw_dialogues, dict):
        return result
    for status in QUEST_STATUS_CHOICES:
        raw_lines = raw_dialogues.get(status)
        if not isinstance(raw_lines, list):
            continue
        cleaned = []
        for raw_line in raw_lines[:_MAX_LINES_PER_COLUMN]:
            if not isinstance(raw_line, dict):
                continue
            speaker = raw_line.get("speaker")
            text = raw_line.get("text")
            if speaker not in QUEST_SPEAKER_CHOICES:
                continue
            if not isinstance(text, str) or not text.strip():
                continue
            cleaned.append({"speaker": speaker, "text": text.strip()})
        result[status] = cleaned
    return result