from __future__ import annotations


def route_intent(text: str) -> tuple[str, list[str]]:
    lowered = text.lower()
    views: list[str] = []
    intent = "answer_from_evidence"
    if any(k in lowered for k in ["color", "colors", "palette", "theme", "style"]):
        views.append("presentation_theme" if any(k in lowered for k in ["presentation", "deck", "slides", "powerpoint"]) else "palette")
        intent = "create_presentation" if any(k in lowered for k in ["presentation", "deck", "slides", "powerpoint"]) else "extract_palette"
    if any(k in lowered for k in ["read", "text", "number", "invoice", "receipt", "serial", "label", "total"]):
        views.append("ocr")
        intent = "answer_ocr"
    if any(k in lowered for k in ["chart", "graph", "axis", "trend", "quarter", "q3", "percentage", "revenue"]):
        views.append("chart_ir")
        intent = "query_chart"
    if any(k in lowered for k in ["object", "chair", "car", "shirt", "logo", "item"]):
        views.append("objects")
        if "color" in lowered:
            views.append("palette")
    return intent, list(dict.fromkeys(views))