import json
from channels.generic.websocket import WebsocketConsumer, AsyncWebsocketConsumer, JsonWebsocketConsumer
from asgiref.sync import async_to_sync, sync_to_async
# from channels.auth import channel_session_user, channel_session_user_from_http
from channels.layers import get_channel_layer

class ChatConsumer(WebsocketConsumer):

    # def __init__(self, *args, **kwargs):
    #     super().__init__(args, kwargs)
    #     self.room_name = None

    def connect(self):
        print('ws connect')
        self.room_group_name = 'test'

        async_to_sync(self.channel_layer.group_add)(
            f'user_{self.scope["user"].id}',
            self.channel_name
        )
        print(f'self.room_group_name = {self.room_group_name}')
        print(f'self.channel_name = {self.channel_name}')
        self.accept()




    def receive(self, text_data):
        print(f'ws receive text_data = {text_data}')

        data = json.loads(text_data)

        sender = data['sender']
        receiver = data['receiver']

        from .funcs import send_msg, update_chat
        data.update({'cur_user': sender})
        send_msg(data)
        Dict = update_chat(data)

        resDict = {
            'type': 'update_chat',
            'sender': sender,
            'receiver': receiver,
        }
        resDict.update(Dict)
        group_name = f'user_{sender}'
        async_to_sync(self.channel_layer.group_send)(
            group_name,
            resDict
        )

        data.update({'cur_user': receiver})
        Dict = update_chat(data)

        group_name = f'user_{receiver}'
        resDict = {
            'type': 'update_chat',
            'sender': receiver,
            'receiver': sender,
        }
        resDict.update(Dict)
        async_to_sync(self.channel_layer.group_send)(
            group_name,
            resDict
        )

    def echo(self, data):
        print('ws echo')

        self.send(text_data=json.dumps(data))

    def update_chat(self, data):
        print(f'ws update_chat {str(self.channel_layer.groups)}')

        self.send(text_data=json.dumps(data))

    def ws_send_msg(self, data):
        print('ws ws_send_msg')

        self.send(text_data=json.dumps(data))