""" Models for the history. This history should be able to generate history
entries, which looks like human-based browsing, according to a dedicated user
interests, keywords...
"""

from django.db import models
from profiles.models import BrowserFingerprint

class HistoryEntry(models.Model):
    """ A history entry, aka a url, and a timestamp.
    """
    search = models.CharField(max_length=255)
    timestamp = models.DateTimeField()
    history = models.ForeignKey(
        'History',
        on_delete=models.CASCADE
    )

    def __str__(self):
        return "{} : {}".format(self.timestamp, self.search)


class History(models.Model):
    """ A history for a user, containing some web connections (http, https).
    Each history is timed, in a human-behaviour manner. """

    start_ts = models.DateTimeField()
    played = models.BooleanField(default=False)
    user_agent = models.ForeignKey(
        BrowserFingerprint,
        on_delete=models.CASCADE
    )

    def __str__(self):
        history_set = self.history_set.order_by('timestamp')
        return "\n".join(history_set)