from django.core.validators import URLValidator, FileExtensionValidator
from django.db import models


class User(models.Model):
    pass


class Feed(models.Model):
    url = models.TextField(blank=False, null=False, validators=[URLValidator(['http', 'https'])])
    active = models.BooleanField()
    icon = models.FileField(upload_to='feed-icons', blank=True, null=False, default='default-icon.png',
                            validators=[FileExtensionValidator(['png', 'svg'])])
    keywords = models.TextField(blank=False, null=False)
    match_all_keywords = models.BooleanField(blank=True, default=False)


class FeedEntry(models.Model):
    feed = models.ForeignKey(Feed, on_delete=models.CASCADE)
    tweeted = models.BooleanField()


class Tweet(models.Model):
    icon = models.FileField(blank=True, null=False, default='default-icon.png')
    text = models.CharField(max_length=500)
    date_time = models.DateTimeField()
    url = models.CharField(max_length=500)