from ..models import Channel


class ChannelService:
    @staticmethod
    def create_channel(data):
        channel = Channel(
            type=data["type"],
            name=data["name"],
            config=data["config"],
            is_active=data.get("is_active", True),
        )
        channel.save()
        return channel

    @staticmethod
    def update_channel(channel, data):
        if "name" in data:
            channel.name = data["name"]

        if "config" in data:
            channel.config = data["config"]

        if "is_active" in data:
            channel.is_active = data["is_active"]

        channel.save()
        return channel

    @staticmethod
    def delete_channel(channel_id):
        channel = Channel.query.get(channel_id)
        if not channel:
            raise ValueError("渠道不存在")
        channel.delete()