from flask import Flask, request, jsonify
from flask_cors import CORS
import json

app = Flask(__name__)
CORS(app)  # Разрешаем CORS для фронтенда

@app.route("/api/predict", methods=["POST"])
def predict():
    try:
        data = request.json
        text = data.get("text", "")

        # Простая логика анализа текста
        prediction = "Neutrálny text" if "dobry" in text else "Pravdepodobne toxický"

        # ✅ Правильный способ вернуть JSON в UTF-8
        response = app.response_class(
            response=json.dumps({"prediction": prediction}, ensure_ascii=False),
            status=200,
            mimetype="application/json"
        )
        return response
    except Exception as e:
        return jsonify({"error": str(e)}), 500

if __name__ == "__main__":
    app.run(host="0.0.0.0", port=5000)