import os
import uuid

from django.db import models


class Thought(models.Model):
    text = models.CharField(max_length=140)
    extended_text = models.TextField(blank=True)
    uuid = models.UUIDField(default=uuid.uuid4, editable=False)
    posted = models.DateTimeField(auto_now_add=True)
    timezone_offset = models.IntegerField()  # The number of minutes behind UTC we were when this was posted
    media = models.FileField(upload_to="", blank=True)  # A single image, video, or sound clip per post

    def get_media_type(self):
        if not self.media:
            return ""
        else:
            return os.path.splitext(self.media.path)[1][1:]