import time

import requests
from flask import make_response, request, abort
from flask_restful import Resource

from app.configs import config


def verify_token(token, servertype):
    if token not in config.built_in_token or token not in config.token_dict:  # 不是内置token请求oauth或不在字记录典里请求oauth
        # token ，记录token，token为key，时间错为value
        validate_token_rep = requests.post('http://%s/oauth/api/user/getUserByToken' % config.OAUTH_HOST,
                                           headers={'token': token},
                                           data={'strUrl': servertype, 'serviceId': 8})

    elif time.time() > config.token_dict.get(token) + 172800:
        # token在字典里，判断token是否超过48小时，超过删除token请求oauth。记录token，token为key，时间错为value
        config.token_dict.pop(token)
        validate_token_rep = requests.post('http://%s/oauth/api/user/getUserByToken' % config.OAUTH_HOST,
                                           headers={'token': token},
                                           data={'strUrl': servertype, 'serviceId': 8}
                                           )

    return validate_token_rep.json()


class AgentApi(Resource):
    def get(self, path):

        args = request.args.to_dict()

        try:
            token = args.pop('token')
            servertype = args.pop('servertype')

            validate_token_rep = verify_token(token, servertype)
            if validate_token_rep.get('code') != 200:
                return validate_token_rep

            config.token_dict[token] = time.time()
            # 替换ip转发请求
            rep = requests.get('{server}/{path}'.format(server=config.ServerConfig.get(servertype), path=path),
                               params=args)
            response = make_response(rep.content)
            response.headers['Content-Type'] = rep.headers.get('Content-Type')

            return response

        except KeyError:
            abort(418)


class MapServer(Resource):
    def get(self):
        args = request.args.to_dict()
        try:
            token = args.pop('token')
            servertype = args.pop('servertype')

            validate_token_rep = verify_token(token, servertype)
            if validate_token_rep.get('code') != 200:
                return validate_token_rep
            # 替换ip转发请求
            rep = requests.get(config.ServerConfig.get(servertype), params=args)

            response = make_response(rep.text)
            response.headers['Content-Type'] = 'application/javascript;charset=UTF-8'
            return response

        except KeyError:
            abort(418)