from contacts import contact
from contacts.contact_menu import GroupMenuGenerator
import utils.util as util
from groups.group_peer import GroupChatPeer
from wrapper import toxcore_enums_and_consts as constants
from common.tox_save import ToxSave


class GroupChat(contact.Contact, ToxSave):

    def __init__(self, tox, profile_manager, message_getter, number, name, status_message, widget, tox_id, is_private):
        super().__init__(profile_manager, message_getter, number, name, status_message, widget, tox_id)
        ToxSave.__init__(self, tox)
        self._is_private = is_private
        self._peers = []
        self._add_self_to_gc()

    def set_topic(self, topic):
        self._tox.group_set_topic(self._number, topic.encode('utf-8'))
        super().set_status_message(topic)

    def remove_invalid_unsent_files(self):
        pass

    def get_context_menu_generator(self):
        return GroupMenuGenerator(self)

    # -----------------------------------------------------------------------------------------------------------------
    # Properties
    # -----------------------------------------------------------------------------------------------------------------

    def get_is_private(self):
        return self._is_private

    is_private = property(get_is_private)

    # -----------------------------------------------------------------------------------------------------------------
    # Peers methods
    # -----------------------------------------------------------------------------------------------------------------

    def get_self_peer(self):
        return self._peers[0]

    def get_self_name(self):
        return self._peers[0].name

    def get_self_role(self):
        return self._peers[0].role

    def is_moderator_or_founder(self):
        return self.get_self_role() <= constants.TOX_GROUP_ROLE['MODERATOR']

    def add_peer(self, peer_id, is_current_user=False):
        peer = GroupChatPeer(peer_id,
                             self._tox.group_peer_get_name(self._number, peer_id),
                             self._tox.group_peer_get_status(self._number, peer_id),
                             self._tox.group_peer_get_role(self._number, peer_id),
                             self._tox.group_peer_get_public_key(self._number, peer_id),
                             is_current_user)
        self._peers.append(peer)

    def remove_peer(self, peer_id):
        peer = self.get_peer_by_id(peer_id)
        self._peers.remove(peer)

    def get_peer_by_id(self, peer_id):
        peers = list(filter(lambda p: p.id == peer_id, self._peers))

        return peers[0]

    def get_peer_by_public_key(self, public_key):
        peers = list(filter(lambda p: p.public_key == public_key, self._peers))

        return peers[0]

    def remove_all_peers_except_self(self):
        self._peers = self._peers[:1]

    def get_peers(self):
        return self._peers[:]

    peers = property(get_peers)

    # -----------------------------------------------------------------------------------------------------------------
    # Private methods
    # -----------------------------------------------------------------------------------------------------------------

    @staticmethod
    def _get_default_avatar_path():
        return util.join_path(util.get_images_directory(), 'group.png')

    def _add_self_to_gc(self):
        peer_id = self._tox.group_self_get_peer_id(self._number)
        self.add_peer(peer_id, True)