import time

import json

import logging

import traceback

import codecs

import os

conf_log = logging

def resp_dict(data='', status="success", message="successful"):

    """return a dict format response"""

    return dict(status=status, message=message, data=data, timestamp=time.time())

def read_json(filename):

    # Load data from file

    content = []

    try:

        conf_log.info("Reading input from file: " + str(filename))

        if os.path.exists(filename):

            with open(filename, "r") as fp:

                content = json.load(fp)

        else:

            conf_log.warning("File %s does not exist." % filename)

    except Exception as e:

        conf_log.error(e)

        ex_str = traceback.format_exc()

        conf_log.error(ex_str)

    return content

def read_json_config(filename, def_res):

    # Load data from file

    content = def_res

    try:

        conf_log.info("Reading input from file: " + str(filename))

        if os.path.exists(filename):

            with open(filename, "r") as fp:

                content = json.load(fp)

        else:

            conf_log.warning("File %s does not exist." % filename)

    except Exception as e:

        conf_log.error(e)

        ex_str = traceback.format_exc()

        conf_log.error(ex_str)

    return content

def write_json(j_dict, file_name):

    # Dump data into file

    try:

        conf_log.info("Writing file: " + str(file_name))

        with codecs.open(file_name, "w", "utf-8") as outputFile:

            json.dump(j_dict, outputFile, ensure_ascii=False, encoding="utf-8")

    except Exception as e:

        conf_log.error(e)

        ex_str = traceback.format_exc()

        conf_log.error(ex_str)

        with codecs.open(file_name, "w", "utf-8") as outputFile:

            outputFile.write(str(j_dict))