# 百度通用翻译API,不包含词典、tts语音合成等资源，如有相关需求请联系translate_api@baidu.com
# coding=utf-8

import http.client
import hashlib
import urllib
import random
import json
import time

appid = '20181013000218671'  # 填写你的appid
secretKey = '3CJvgUQRitUNeo7shcTJ'  # 填写你的密钥

httpClient = None
myurl = '/api/trans/vip/translate'

# fromLang = 'auto'  # 原文语种
# toLang = 'zh'  # 译文语种
# toLang = 'en'  # 译文语种

salt = random.randint(32768, 65536)
q = 'apple'


def transBaidu(q='hello',fromLang='',toLang=''):
    # print('q---',q)
    sign = appid + q + str(salt) + secretKey
    sign = hashlib.md5(sign.encode()).hexdigest()
    global myurl
    myurl = myurl + '?appid=' + appid + '&q=' + urllib.parse.quote(
        q) + '&from=' + fromLang + '&to=' + toLang + '&salt=' + str(salt) + '&sign=' + sign

    try:
        httpClient = http.client.HTTPConnection('api.fanyi.baidu.com')
        httpClient.request('GET', myurl)
        # response是HTTPResponse对象
        response = httpClient.getresponse()
        result_all = response.read().decode("utf-8")
        result = json.loads(result_all)
        # print (type(result))
        # print ((result))
        # print('翻译结果-----',result['trans_result'][0]["dst"])
        time.sleep(1)  #限制频率
        # print(result)
        return(result['trans_result'][0]["dst"])
    except Exception as e:
        print('error---',e)
    finally:
        if httpClient:
            httpClient.close()