models.py

import random

from django.db import models
from django.utils import timezone

from authentication.models import User

VERIFICATION_STATUS = [
    ("PENDING", "Diproses"),
    ("APPROVE", "Diterima"),
    ("DISAPPROVE", "Ditolak"),
    ("REVISION", "Perbaikan"),
]

# Create your models here.


def getRandomColor():
    color = "%06x" % random.randint(0, 0xFFFFFF)
    return color


class Category(models.Model):
    name = models.CharField(max_length=20)
    description = models.CharField(max_length=20)

    def __str__(self):
        return self.name


class Materi(models.Model):
    cover = models.ImageField()
    content = models.FileField()
    title = models.CharField(max_length=50, default='title')
    author = models.CharField(max_length=30, default='author')
    uploader = models.ForeignKey(User, on_delete=models.SET_NULL, null=True)
    publisher = models.CharField(max_length=30, default="publiser")
    pages = models.IntegerField(default=0)
    descriptions = models.TextField(default="descriptions")
    status = models.CharField(
        max_length=30, choices=VERIFICATION_STATUS, default=VERIFICATION_STATUS[0][0])
    categories = models.ManyToManyField(Category)
    date_created = models.DateTimeField(default=timezone.now)
    date_modified = models.DateTimeField(auto_now=True)

    @property
    def is_published(self):
        published = False
        if self.verificationreport_set.exists():
            report = self.verificationreport_set.latest('timestamp')
            published = True if report.status == 'Diterima' else False
        return published

    @property
    def published_date(self):
        published_date = None
        if self.verificationreport_set.exists():
            report = self.verificationreport_set.latest('timestamp')
            if report.status == 'Diterima':
                published_date = report.timestamp
        return published_date


class Comment(models.Model):
    username = models.CharField(max_length=100)
    profile = models.CharField(max_length=100, default=getRandomColor)
    comment = models.CharField(max_length=240, default="comments")
    materi = models.ForeignKey(Materi, models.SET_NULL, null=True)
    user = models.ForeignKey(
        User, on_delete=models.SET_NULL, blank=True, null=True)
    timestamp = models.DateTimeField(default=timezone.now)

    def __str__(self):
        return self.username


class Like(models.Model):
    materi = models.ForeignKey(Materi, models.SET_NULL, null=True)
    timestamp = models.DateTimeField(default=timezone.now)
    session_id = models.CharField(max_length=32, blank=False)


class ViewStatistics(models.Model):
    materi = models.ForeignKey(
        Materi, models.SET_NULL, null=True, related_name="baca")
    timestamp = models.DateTimeField(default=timezone.now)


class DownloadStatistics(models.Model):
    materi = models.ForeignKey(
        Materi, models.SET_NULL, null=True, related_name="unduh")
    timestamp = models.DateTimeField(default=timezone.now)


class DummyLike(models.Model):
    item = models.ForeignKey(Like, on_delete=models.CASCADE)


class DummyViewStatistics(models.Model):
    item = models.ForeignKey(ViewStatistics, on_delete=models.CASCADE)


class DummyDownloadStatistics(models.Model):
    item = models.ForeignKey(DownloadStatistics, on_delete=models.CASCADE)


class DummyComment(models.Model):
    item = models.ForeignKey(Comment, on_delete=models.CASCADE)