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from flask import Flask, request, jsonify
import joblib
import numpy as np
app = Flask(__name__)
# Load models (make sure these files exist)
xgb = joblib.load("xgb_model.json")
rf = joblib.load("rf_model.pkl")
@app.route("/recommend", methods=["POST"])
def recommend():
data = request.get_json()
# Extract input features
length = float(data["length"])
width = float(data["width"])
price = float(data["price"])
coverage = float(data["coverage"])
area_range = float(data["area_range"])
tile_type = data["tile_type"].lower()
# Feature engineering
tile_type_num = 0 if tile_type == "floor" else 1
tile_area = length * width
price_per_sqft = price / coverage
budget_eff = coverage / price
features = np.array([[tile_type_num, length, width, price, coverage,
area_range, tile_area, price_per_sqft, budget_eff]])
# Predict using both models and average
prob = (xgb.predict_proba(features)[0][1] + rf.predict_proba(features)[0][1]) / 2
result = "✅ Recommended" if prob >= 0.5 else "❌ Not Recommended"
return jsonify({"result": result, "score": round(float(prob), 3)})
if __name__ == "__main__":
app.run(debug=True)
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