from sqlalchemy import Boolean, Table, Column, BigInteger, \

    Integer, String, MetaData, ForeignKey, DateTime

from sqlalchemy.ext.declarative import declarative_base

from sqlalchemy.orm import relationship, backref, sessionmaker

import datetime

import email.utils

import simplejson

Base = declarative_base()

CONSUMER_KEY = "54ThDZhpEjokcMgHJOMnQA"

CONSUMER_SECRET = "wUoL9UL2T87tfc97R0Dff2EaqRzpJ5XGdmaN2XK3udA"

ACCESS_TOKEN_KEY= "47312923-LiNTtz0I18YXMVIrFeTuhmH7bOvYsK6p3Ln2Dc"

ACCESS_TOKEN_SECRET = "r3LoXVcjImNAElUpWqTu2SG2xCdWFHkva7xeQoncA"

def adapt_date(date_str):

    ts = email.utils.parsedate_tz(date_str)

    return datetime.datetime(*ts[0:7])

def adapt_json(obj):

    if obj is None:

        return None

    else:

        return simplejson.dumps(obj)

class Entity(Base):

    __tablename__ = "tweet_entity"

    id = Column(Integer, primary_key = True)

    tweet_id = Column(BigInteger, ForeignKey('tweet_tweet.id'))

    #tweet = relationship(Tweet, primaryjoin = tweet_id == Tweet.id)

    type = Column(String)

    indice_start = Column(Integer)

    indice_end = Column(Integer)

    __mapper_args__ = {'polymorphic_on': type}

    def __init__(self, **kwargs):

        for key, value in kwargs.items():

            if hasattr(self,key):

                setattr(self,key,value)

class Tweet(Base):

    __tablename__ = 'tweet_tweet'

    id = Column(BigInteger, primary_key=True, autoincrement=False)

    id_str = Column(String)

    contributors = Column(String)

    coordinates =  Column(String) 

    created_at = Column(DateTime)

    favorited = Column(Boolean)

    geo = Column(String)

    in_reply_to_screen_name = Column(String)

    in_reply_to_status_id = Column(BigInteger) 

    in_reply_to_status_id_str = Column(String)

    in_reply_to_user_id = Column(Integer)

    in_reply_to_user_id_str = Column(String)

    place = Column(String)

    retweet_count = Column(Integer)

    retweeted = Column(Boolean)

    source = Column(String)

    text = Column(String)

    truncated = Column(Boolean)

    user_id = Column(Integer, ForeignKey('tweet_user.id'))

    original_json = Column(String)

    entity_list = relationship(Entity, backref='tweet')

    #user = relationship(User, primaryjoin=user_id == User.id)

    def __init__(self, **kwargs):

        for key, value in kwargs.items():

            if hasattr(self,key):

                setattr(self,key,value)

class User(Base):

    __tablename__ = "tweet_user"

    id = Column(Integer, primary_key = True, autoincrement=False)

    id_str= Column(String)

    contributors_enabled= Column(Boolean)

    created_at= Column(DateTime)

    description= Column(String)

    favourites_count = Column(Integer)

    follow_request_sent = Column(Boolean)

    followers_count = Column(Integer)

    following = Column(String)

    friends_count = Column(Integer)

    geo_enabled= Column(Boolean)

    is_translator= Column(Boolean)

    lang = Column(String)

    listed_count = Column(Integer)

    location= Column(String)

    name = Column(String)

    notifications = Column(String)

    profile_background_color= Column(String)

    profile_background_image_url= Column(String)

    profile_background_tile= Column(Boolean)

    profile_image_url= Column(String)

    profile_link_color= Column(String)

    profile_sidebar_border_color= Column(String)

    profile_sidebar_fill_color= Column(String)

    profile_text_color= Column(String)

    profile_use_background_image= Column(Boolean)

    protected= Column(Boolean)

    screen_name= Column(String)

    show_all_inline_media= Column(Boolean)

    statuses_count = Column(Integer)

    time_zone= Column(String)

    url= Column(String)

    utc_offset = Column(Integer)

    verified= Column(Boolean)

    tweets = relationship(Tweet, backref='user')

    def __init__(self, **kwargs):

        for key, value in kwargs.items():

            if hasattr(self,key):

                setattr(self,key,value)

class Hashtag(Base):

    __tablename__ = "tweet_hashtag"

    id = Column(Integer, primary_key=True)

    text = Column(String, unique = True)

    def __init__(self, **kwargs):

        for key, value in kwargs.items():

            if hasattr(self,key):

                setattr(self,key,value)

class Url(Base):

    __tablename__ = "tweet_url"

    id = Column(Integer, primary_key=True)

    url = Column(String, unique=True)

    expanded_url = Column(String)

    def __init__(self, **kwargs):

        for key, value in kwargs.items():

            if hasattr(self,key):

                setattr(self,key,value)

class EntityHashtag(Entity):

    __tablename__ = "tweet_entity_hashtag"

    __mapper_args__ = {'polymorphic_identity': 'entity_hashtag'}

    id = Column(Integer, ForeignKey('tweet_entity.id'), primary_key=True)

    hashtag_id = Column(Integer, ForeignKey("tweet_hashtag.id"))

    hashtag = relationship(Hashtag, primaryjoin=hashtag_id == Hashtag.id)

    def __init__(self, **kwargs):

        super(EntityHashtag, self).__init__(**kwargs)

        for key, value in kwargs.items():

            if hasattr(self,key):

                setattr(self,key,value)

class EntityUrl(Entity):

    __tablename__ = "tweet_entity_url"

    __mapper_args__ = {'polymorphic_identity': 'entity_url'}

    id = Column(Integer, ForeignKey('tweet_entity.id'), primary_key=True)

    url_id = Column(Integer, ForeignKey("tweet_url.id"))

    url = relationship(Url, primaryjoin=url_id == Url.id)

    def __init__(self, **kwargs):

        super(EntityUrl, self).__init__(**kwargs)

        for key, value in kwargs.items():

            if hasattr(self,key):

                setattr(self,key,value)

class EntityUser(Entity):

    __tablename__ = "tweet_entity_user"

    __mapper_args__ = {'polymorphic_identity': 'entity_user'}

    id = Column(Integer, ForeignKey('tweet_entity.id'), primary_key=True)

    user_id = Column(Integer, ForeignKey('tweet_user.id'))

    user = relationship(User, primaryjoin=user_id == User.id)

    def __init__(self, **kwargs):

        super(EntityUser, self).__init__(**kwargs)

        for key, value in kwargs.items():

            if hasattr(self,key):

                setattr(self,key,value)

rest_tweet_tweet = {

    u'iso_language_code': 'unicode',

    u'text': 'unicode',

    u'from_user_id_str': 'unicode',

    u'profile_image_url': 'unicode',

    u'to_user_id_str': 'NoneType',

    u'created_at': 'unicode',

    u'source': 'unicode',

    u'to_user': 'unicode',

    u'id_str': 'unicode',

    u'from_user': 'unicode',

    u'place': {u'type': 'unicode', u'id': 'unicode', u'full_name': 'unicode'},

    u'from_user_id': 'int',

    u'to_user_id': 'NoneType',

    u'geo': 'NoneType',

    u'id': 'int',

    u'metadata': {u'result_type': 'unicode'}

}

tweet_tweet = {

    'contributors': None,

    'coordinates': None, 

    'created_at': 'date', 

    'entities': "tweet_entity", 

    'favorited': "bool",

    'geo': None,

    'id': "long",

    'id_str': "string",

    'in_reply_to_screen_name': "string", 

    'in_reply_to_status_id': "long", 

    'in_reply_to_status_id_str': "string",

    'in_reply_to_user_id': "int",

    'in_reply_to_user_id_str': "string",

    'place': "string",

    'retweet_count': "int",

    'retweeted': "bool",

    'source': "string",

    'text': "string",

    'truncated': "bool",

    'user': "tweet_user"

}

tweet_user = {

    'contributors_enabled': 'bool',

    'created_at': 'str',

    'description': 'str',

    'favourites_count': 'int',

    'follow_request_sent': None,

    'followers_count': 'int',

    'following': None,

    'friends_count': 'int',

    'geo_enabled': 'bool',

    'id': 'int',

    'id_str': 'str',

    'is_translator': 'bool',

    'lang': 'str',

    'listed_count': 'int',

    'location': 'str',

    'name': 'str',

    'notifications': 'NoneType',

    'profile_background_color': 'str',

    'profile_background_image_url': 'str',

    'profile_background_tile': 'bool',

    'profile_image_url': 'str',

    'profile_link_color': 'str',

    'profile_sidebar_border_color': 'str',

    'profile_sidebar_fill_color': 'str',

    'profile_text_color': 'str',

    'profile_use_background_image': 'bool',

    'protected': 'bool',

    'screen_name': 'str',

    'show_all_inline_media': 'bool',

    'statuses_count': 'int',

    'time_zone': 'str',

    'url': 'str',

    'utc_offset': 'int',

    'verified': 'bool',

}

tweet_entity_hashtag = {

    'hashtag' : 'tweet_hashtag',

    'indice_start' : 'int',

    'indice_end' : 'int',

    'tweet':'tweet_tweet'

}

tweet_entity_url = {

    'url' : 'tweet_url',

    'indice_start' : 'int',

    'indice_end' : 'int',

    'tweet':'tweet_tweet'

}

tweet_entity_user = {

    'user' : 'tweet_user',

    'indice_start' : 'int',

    'indice_end' : 'int',

    'tweet':'tweet_tweet'

}

#id int

#id_str str

#indices list

#name str

#screen_name str

tweet_hashtag = {

    "text": "string"

}

tweet_url = {

    "url": "string",

    "expanded_url" : "string",    

}