import random
from intent_mapper import detect_intent


def load_text(filename: str) -> str:
    with open(filename, "r", encoding="utf-8") as f:
        return f.read().strip()


# Load knowledge files (FLAT FILES)
PROFILE = load_text("futurelab_profile.txt")
SERVICES = load_text("services.txt")
WORKSHOPS = load_text("workshops.txt")


INTRO_LINES = [
    "Good question.",
    "Sure, let me explain.",
    "Here’s a quick overview.",
    "Happy to clarify.",
]

FOLLOW_UP_LINES = [
    "Let me know if you’d like more details.",
    "You can also ask about our services or workshops.",
]


def get_response(user_input: str) -> str:
    intent = detect_intent(user_input)
    intro = random.choice(INTRO_LINES)
    follow_up = random.choice(FOLLOW_UP_LINES)

    if intent == "profile":
        return f"{intro}\n\n{PROFILE}\n\n{follow_up}"

    if intent == "focus":
        return (
            "Futurelab Studios focuses on AI enablement and adoption. "
            "We help organizations and individuals apply AI in practical, "
            "responsible ways through consulting, education, and AI-first tools."
        )

    if intent == "consulting":
        return (
            "Yes, Futurelab Studios provides AI consulting. "
            "We work with organizations to identify real business use cases, "
            "design AI-driven workflows, and support responsible AI adoption."
        )

    if intent == "adoption":
        return (
            "Futurelab helps organizations adopt AI by combining strategic "
            "consulting, hands-on workshops, and the development of custom "
            "AI tools that fit naturally into existing workflows."
        )

    if intent == "global":
        return (
            "Yes, Futurelab Studios works with a global audience. "
            "We collaborate with organizations and professionals across "
            "different regions and design our AI solutions and workshops "
            "to be globally relevant."
        )

    if intent == "services":
        return f"{intro}\n\n{SERVICES}\n\n{follow_up}"

    if intent == "workshops":
        return f"{intro}\n\n{WORKSHOPS}\n\n{follow_up}"

    # Brand-safe fallback
    return (
        "I can help you understand what Futurelab Studios does, "
        "how we help organizations adopt AI, or what services "
        "and workshops we offer."
    )