import json
from channels import Group as ChannelGroup


class BuyerLoseMoney(Exception):
    def __init__(self, owner):
        channel = ChannelGroup(owner.get_personal_channel_name())
        channel.send({'text': json.dumps({'warning': 'You may lose money with this offer, '
                                                     'please enter a different price.'})})
        super().__init__('Not enough money to create a new bid of this amount')

class SellerLoseMoney(Exception):
    def __init__(self, owner):
        channel = ChannelGroup(owner.get_personal_channel_name())
        channel.send({'text': json.dumps({'warning': 'You may lose money with this offer, '
                                                     'please enter a different price.'})})
        super().__init__('Not enough money to create a new bid of this amount')


class HigherThanStanding(Exception):
    def __init__(self, owner):
        channel = ChannelGroup(owner.get_personal_channel_name())
        channel.send({'text': json.dumps({'warning': 'Your price has to be lower than the lowest selling offer.'
                                                     ''
                                                     })})
        super().__init__('Not enough items to sell')

class LowerThanStanding(Exception):
    def __init__(self, owner):
        channel = ChannelGroup(owner.get_personal_channel_name())
        channel.send({'text': json.dumps({'warning': 'Your price has to be higher than the highest buying offer.'
                                                     ''
                                                     })})
        super().__init__('Not enough items to sell')