from landmarks import get_landmarks
from geometry import extract_features
from classifier import classify_face_shape
import logging

logger = logging.getLogger(__name__)

RECOMMENDATIONS = {
    # Keys must match frame-metadata.ts: 
    # Wayfarer, Aviator, Round, Square, Rectangle, Cat-eye, Clubmaster, Geometric, Oversized
    "Oval": {
        "glasses": ["Square", "Rectangle", "Wayfarer", "Aviator"],
        "hair": ["Quiff", "Side Part", "Buzz Fade", "Pompadour"],
        "beard": ["Light Stubble", "Short Boxed", "Verdi"],
        "description": "Balanced proportions. Most frame styles work well."
    },
    "Round": {
        "glasses": ["Rectangle", "Square", "Wayfarer", "Geometric"],
        "hair": ["Pompadour", "High Fade", "Faux Hawk", "Side Part"],
        "beard": ["Goatee", "Van Dyke", "Extended Chin Curtain"],
        "description": "Soft angles with similar width and height. Angular frames add definition."
    },
    "Square": {
        "glasses": ["Round", "Aviator", "Cat-eye", "Clubmaster"],
        "hair": ["Textured Crop", "Side Fade", "Buzz Cut", "Crew Cut"],
        "beard": ["Light Stubble", "Circle Beard", "Royale"],
        "description": "Strong jawline and broad forehead. Round frames soften features."
    },
    "Oblong": {
        "glasses": ["Oversized", "Aviator", "Square", "Wayfarer"],
        "hair": ["Side Part", "Buzz Cut", "Fringe", "Caesar Cut"],
        "beard": ["Mutton Chops", "Chin Strap", "Short Stubble"],
        "description": "Face is longer than it is wide. Oversized frames balance length."
    },
    "Heart": {
        "glasses": ["Round", "Wayfarer", "Cat-eye", "Geometric"],
        "hair": ["Long Fringe", "Side Part", "Textured Quiff", "Swept Back"],
        "beard": ["Full Beard", "Garibaldi", "Extended Goatee"],
        "description": "Wider forehead and narrower chin. Bottom-heavy frames help balance."
    },
    "Diamond": {
        "glasses": ["Round", "Cat-eye", "Clubmaster", "Oval"], # Oval frame type not in metadata, but maybe acceptable as fallback or mapped later. Kept for logic.
        "hair": ["Faux Hawk", "Textured Crop", "Quiff", "Fringe"],
        "beard": ["Full Beard", "Goatee", "Balbo"],
        "description": "Cheekbones are the widest part. Curves soften the cheekbones."
    }
}

def get_recommendations(face_shape):
    """Returns style recommendations based on face shape."""
    return RECOMMENDATIONS.get(face_shape, RECOMMENDATIONS["Oval"])