Class ProgramData

apps/epg/models.py:170–187

        return f"EPG Data for {self.name}"

class ProgramData(models.Model):
    epg = models.ForeignKey(EPGData, on_delete=models.CASCADE, related_name="programs")
    start_time = models.DateTimeField()
    end_time = models.DateTimeField()
    title = models.CharField(max_length=255)
    sub_title = models.TextField(blank=True, null=True)
    description = models.TextField(blank=True, null=True)
    tvg_id = models.CharField(max_length=255, null=True, blank=True)
    program_id = models.CharField(max_length=64, null=True, blank=True, help_text='Schedules Direct programID (e.g. EP123456789). Null for XMLTV sources.')
    custom_properties = models.JSONField(default=dict, blank=True, null=True)

    class Meta:
        indexes = [
            models.Index(fields=['epg', 'id'], name='epg_prog_epg_id_idx'),
        ]

    def __str__(self):
        return f"{self.title} ({self.start_time} - {self.end_time})"

class SDScheduleMD5(models.Model):
    """