"""CampaignPlacements model."""
from typing import List

from src.db import db
from src.models.campaign_platforms import CampaignPlatforms


class CampaignPlatformGroups(db.Model):
    """Campaign Platform Groups"""

    __tablename__ = "CampaignPlatformGroups"

    id = db.Column(db.Integer, primary_key=True, autoincrement=True)
    name = db.Column(db.String(50), nullable=False, unique=True)

    platforms: List["CampaignPlatforms"] = db.relationship(
        "CampaignPlatforms", back_populates="platform_group"
    )

    def __str__(self):
        return self.name