import requests

class PointError(Exception):
    pass


class PointAPIError(PointError):
    def __init__(self, error=None, json_error=None, *args, **kwargs):
        self.json_error = json_error
        self.error = error
        PointError.__init__(self, *args, **kwargs)
        if json_error:
            self.message = "Error occured: {}".format(self.json_error['error'])
        else:
            self.message = "Error occured with HTTP status code {} and " \
            "message '{}'".format(self.error['code'], self.error['message'])
        print(self.message)



class Point(object):
    def __init__(self, user, password,login=True):
        self.API='http://point.im/api/'
        self.user = user
        self.password = password
        self.session = requests.Session()
        self.cookies = None
        self.token = None
        self.csrf_token = None
        if login:
            self.login()


    def login(self):
        try:
            login_values = {'login' : self.user, 'password' : self.password}
            req = requests.request('POST', "https://point.im/api/login", data=login_values)
            req_json = req.json()
            if 'error' in req_json:
                raise PointAPIError(json_error=req_json)
        except PointAPIError:
            return 0
        else:
            print(req.json())
            self.token, self.csrf_token = req.json()['token'], req.json()['csrf_token']
            self.cookies = {'user': self.token}
            self.csrf_token = req.json()['csrf_token']
            print('Logged in.')
            return 1


    def logout(self):
        url = 'https://point.im/api/logout'
        params = {'csrf_token': self.csrf_token}
        r = requests.post(url=url, cookies=self.cookies, data=params)
        print(r.json())
        return r


    def api_request(self, url, cookies=None, schema='https://', point='point.im/',params=None):
        """
        Принимает параметр url без ведущего слеша
        """
        try:
            if not cookies:
                cookies = self.cookies
            url = ''.join( [ schema, point, url ] )
            print('URL2',url)
            r = requests.request('GET', url=url, cookies=cookies, params=params)
            print(r.status_code)
            if r.status_code not in (404,):
                return r
            else:
                pass
                # raise PointAPIError(error={'code': '404', 'message':'Not Found'})
                # return {'code': '404', 'message':'Not Found'}
        except PointAPIError as e:
            # raise
            pass



    def make_post(self, text, tag, private, cookies=None):
        """tag = ['tag1', 'tag2']
        """
        try:
            cookies = self.cookies
            if not cookies:
                print('Not logged in')
                return 1
            params = {
                'text':text,
                'tag': tag
            }
            url = 'https://point.im/api/post'
            headers = {'X-CSRF': '<{0}>'.format(self.cookies['user'])}
            print(headers)
            r = requests.post(url=url, cookies=cookies, headers=headers, data=params)
            print(r.headers)
            return 0
        except:
            pass


    def GetUser(self, user_login=None):
        try:
            if not user_login:
                url = 'api/me'
            else:
                url = 'api/user/login/{}'.format(user_login)
            print("URL: ", url)
            response = self.api_request(url)
            if response is None:
                return
            if 'code' in response:
                pass
                    # return PointAPIError(error=response)
                    # return [ response.json() ]
        except PointAPIError:
            #raise
            pass
        #else:
        #    return [ response.json() ]
        #print(response.json())
        return response.json()


    def GetSubscriptions(self, user_login):
        try:
            url = '{0}user/{1}/subscriptions'.format(self.API, user_login)
            print("URL: ", url)
            response = self.api_request(url)
            if 'code' in response:
                raise PointAPIError(erorr=response)
            return response.json()
        except:
            raise


    def GetSubscribers(self, user_login):
        try:
            url = '{0}user/{1}/subscribers'.format(self.API, user_login)
            print("URL: ", url)
            response = self.api_request(url)
            if 'code' in response:
                raise PointAPIError(error=response)
            return response.json()
        except:
            raise

    def GetPost(self, post):
        try:
            url = 'api/post/{0}'.format(post)
            print("URL: ", url)
            response = self.api_request(url)
            print(response)
            if 'code' in response:
                raise PointAPIError(error=response)
            return response.json()
        except:
            raise