#!/usr/bin/env python
# -*- coding:utf-8 -*-
# @FileName  :nn_bp_pre.py
# @Time      :2025/2/12 10:39
# @Author    :David
# @Company: shenyang JY
import json, copy
import numpy as np
from flask import Flask, request
import logging, argparse, traceback
from common.database_dml import *
from common.processing_data_common import missing_features, str_to_list
from data_processing.data_operation.data_handler import DataHandler
from threading import Lock
import time, yaml
model_lock = Lock()
from itertools import chain
from common.logs import Log
from tf_bp import BPHandler
# logger = Log('tf_bp').logger()
logger = Log('tf_bp').logger
np.random.seed(42)  # NumPy随机种子
# tf.set_random_seed(42)  # TensorFlow随机种子
app = Flask('tf_bp_pre——service')

with app.app_context():
    with open('../model_koi/bp.yaml', 'r', encoding='utf-8') as f:
        arguments = yaml.safe_load(f)

    dh = DataHandler(logger, arguments)
    bp = BPHandler(logger)


@app.route('/nn_bp_predict', methods=['POST'])
def model_prediction_bp():
    # 获取程序开始时间
    start_time = time.time()
    result = {}
    success = 0
    bp = BPHandler(logger)
    print("Program starts execution!")
    params_dict = request.values.to_dict()
    args = arguments.deepcopy()
    args.update(params_dict)
    try:
        print('args', args)
        logger.info(args)
        predict_data = get_data_from_mongo(args)
        feature_scaler, target_scaler = get_scaler_model_from_mongo(args)
        scaled_pre_x = dh.pre_data_handler(predict_data, feature_scaler, args)
        bp.get_model(args)
        # result = bp.predict(scaled_pre_x, args)
        result = list(chain.from_iterable(target_scaler.inverse_transform([bp.predict(scaled_pre_x).flatten()])))
        insert_data_into_mongo(result, args)
        success = 1
    except Exception as e:
        my_exception = traceback.format_exc()
        my_exception.replace("\n", "\t")
        result['msg'] = my_exception
    end_time = time.time()

    result['success'] = success
    result['args'] = args
    result['start_time'] = time.strftime('%Y-%m-%d %H:%M:%S', time.localtime(start_time))
    result['end_time'] = time.strftime('%Y-%m-%d %H:%M:%S', time.localtime(end_time))
    print("Program execution ends!")
    return result


if __name__ == "__main__":
    run_code = 0