import sys
import logging
from flask import Flask, jsonify, request
from similarity import LanguageModel, Similarity

app = Flask(__name__)

PRE_TRAINED_MODEL_PATH = './model'

def init_logger():
    root_logger= logging.getLogger()
    root_logger.setLevel(logging.INFO)
    root_logger.addHandler(logging.StreamHandler(sys.stdout))
    logging.info("Logger initialized")

init_logger()

lm = LanguageModel(pre_trained_model_path=PRE_TRAINED_MODEL_PATH, max_len=1000)
similarity = Similarity(featurize_fn=lm.featurize)

@app.route('/getSimilarity/', methods=['GET', 'POST'])
def process_request():
    text1 = request.values.get('text1')
    text2 = request.values.get('text2')
    score = similarity.get_score(text1, text2)

    response = {'similarity score': score}
    response = jsonify(response)
    response.headers.add("Access-Control-Allow-Origin", "*")
    return response
    
if __name__ == "__main__":
    app.run(host="0.0.0.0", port=7860)