from django.contrib.auth.models import User
from django.db import models


class Item(models.Model):
    GAMES = 'games'
    BOOKS = 'books'
    FILMS = 'films'
    OTHER = 'other'
    CATEGORY_CHOICES = [
        (GAMES, 'Games'),
        (BOOKS, 'Books'),
        (FILMS, 'Films'),
        (OTHER, 'Other'),
    ]

    ACTIVE = 'active'
    COMPLETED = 'completed'
    ABANDONED = 'abandoned'
    UNENDING = 'unending'
    STATUS_CHOICES = [
        (ACTIVE, 'Active'),
        (COMPLETED, 'Completed'),
        (ABANDONED, 'Abandoned'),
        (UNENDING, 'Unending'),
    ]

    user = models.ForeignKey(User, on_delete=models.CASCADE, related_name='items', null=True)

    category = models.CharField(max_length=10, choices=CATEGORY_CHOICES)
    status = models.CharField(max_length=10, choices=STATUS_CHOICES, default=ACTIVE)
    name = models.CharField(max_length=200)
    progress_percent = models.FloatField(default=0.0)
    favorite = models.BooleanField(default=False)
    created_at = models.DateTimeField(auto_now_add=True)
    updated_at = models.DateTimeField(auto_now=True)

    # Games
    hours_played = models.FloatField(null=True, blank=True)
    total_hours = models.FloatField(null=True, blank=True)

    # Books
    pages_read = models.IntegerField(null=True, blank=True)
    total_pages = models.IntegerField(null=True, blank=True)

    # Films
    watched = models.BooleanField(null=True, blank=True)
    duration_minutes = models.IntegerField(null=True, blank=True)

    # HowLongToBeat estimates (games only)
    hltb_main = models.FloatField(null=True, blank=True)
    hltb_extra = models.FloatField(null=True, blank=True)
    hltb_complete = models.FloatField(null=True, blank=True)

    class Meta:
        ordering = ['-favorite', 'name']

    def __str__(self):
        return f"{self.get_category_display()}: {self.name}"