#!/usr/bin/env python
# -*- coding:utf-8 -*-
# @FileName  :tf_lstm_pre.py
# @Time      :2025/2/13 10:52
# @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_lstm import TSHandler
# 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_lstm_pre——service')

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

    dh = DataHandler(logger, args)
    ts = TSHandler(logger, args)
    global opt

@app.before_request
def update_config():
    # ------------ 整理参数，整合请求参数 ------------
    args_dict = request.values.to_dict()
    args_dict['features'] = args_dict['features'].split(',')
    args.update(args_dict)
    opt = argparse.Namespace(**args)
    dh.opt = opt
    ts.opt = opt
    logger.info(args)

@app.route('/nn_lstm_predict', methods=['POST'])
def model_prediction_bp():
    # 获取程序开始时间
    start_time = time.time()
    result = {}
    success = 0
    print("Program starts execution!")
    try:
        pre_data = get_data_from_mongo(args)
        feature_scaler, target_scaler = get_scaler_model_from_mongo(args)
        scaled_pre_x = dh.pre_data_handler(pre_data, feature_scaler, args)
        ts.get_model(args)
        # result = bp.predict(scaled_pre_x, args)
        res = list(chain.from_iterable(target_scaler.inverse_transform([ts.predict(scaled_pre_x).flatten()])))
        pre_data['power_forecast'] = res[:len(pre_data)]
        pre_data['farm_id'] = 'J00083'
        pre_data['cdq'] = 1
        pre_data['dq'] = 1
        pre_data['zq'] = 1
        pre_data.rename(columns={args['col_time']: 'date_time'}, inplace=True)
        pre_data = pre_data[['date_time', 'power_forecast', 'farm_id', 'cdq', 'dq', 'zq']]

        pre_data['power_forecast'] = pre_data['power_forecast'].round(2)
        pre_data.loc[pre_data['power_forecast'] > opt.cap, 'power_forecast'] = opt.cap
        pre_data.loc[pre_data['power_forecast'] < 0, 'power_forecast'] = 0

        insert_data_into_mongo(pre_data, 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__":
    print("Program starts execution!")
    logging.basicConfig(level=logging.INFO, format='%(asctime)s - %(name)s - %(levelname)s - %(message)s')
    logger = logging.getLogger("model_training_bp log")
    from waitress import serve

    # serve(app, host="0.0.0.0", port=1010x, threads=4)
    print("server start!")

    # ------------------------测试代码------------------------
    args_dict = {"mongodb_database": 'david_test', 'scaler_table': 'j00083_scaler', 'model_name': 'bp1.0.test',
                 'model_table': 'j00083_model', 'mongodb_read_table': 'j00083_test', 'col_time': 'date_time', 'mongodb_write_table': 'j00083_rs',
                 'features': 'speed10,direction10,speed30,direction30,speed50,direction50,speed70,direction70,speed90,direction90,speed110,direction110,speed150,direction150,speed170,direction170'}
    args_dict['features'] = args_dict['features'].split(',')
    arguments.update(args_dict)
    dh = DataHandler(logger, arguments)
    ts = TSHandler(logger)
    opt = argparse.Namespace(**arguments)

    opt.Model['input_size'] = len(opt.features)
    pre_data = get_data_from_mongo(args_dict)
    feature_scaler, target_scaler = get_scaler_model_from_mongo(arguments)
    pre_x = dh.pre_data_handler(pre_data, feature_scaler, opt)
    ts.get_model(arguments)
    result = ts.predict(pre_x)
    result1 = list(chain.from_iterable(target_scaler.inverse_transform([result.flatten()])))
    pre_data['power_forecast'] = result1[:len(pre_data)]
    pre_data['farm_id'] = 'J00083'
    pre_data['cdq'] = 1
    pre_data['dq'] = 1
    pre_data['zq'] = 1
    pre_data.rename(columns={arguments['col_time']: 'date_time'}, inplace=True)
    pre_data = pre_data[['date_time', 'power_forecast', 'farm_id', 'cdq', 'dq', 'zq']]

    pre_data['power_forecast'] = pre_data['power_forecast'].round(2)
    pre_data.loc[pre_data['power_forecast'] > opt.cap, 'power_forecast'] = opt.cap
    pre_data.loc[pre_data['power_forecast'] < 0, 'power_forecast'] = 0

    insert_data_into_mongo(pre_data, arguments)