from core.models import Collection, Item, Timeline as BaseTimeline
from django.db import models
from django.utils.translation import ugettext as _


class Platform(Collection):
    """
    All platform, system or box that can be used to play video games.
    """
    def __str__(self):
        return '%s' % self.name

    class Meta:
        ordering = ('name',)
        verbose_name = _('platform')
        verbose_name_plural = _('platforms')


# Redefine help_text (for documentation, API, etc.)
Platform._meta.get_field('name').help_text = _('Most used platform name.')


class Game(Item):
    """
    A video game you will use on a specific Platform.
    """
    # class config
    TARGET_MODEL = 'games.Platform'
    TARGET_VERBOSE_NAME = _('platform')
    RELATED_TARGET_NAME = 'games'
    
    # Status choices
    BEATEN = 'beaten'
    COMPLETED = 'completed'
    EXCLUDED = 'excluded'
    MASTERED = 'mastered'
    UNFINISHED = 'unfinished'

    STATUS_CHOICES = (
        (BEATEN, _('Beaten')),
        (COMPLETED, _('Completed')),
        (EXCLUDED, _('Excluded')),
        (MASTERED, _('Mastered')),
        (UNFINISHED, _('Unfinished')),
    )
    DEFAULT_CHOICE = UNFINISHED

    # progression
    note = models.CharField(
        max_length=150,
        null=True,
        blank=True,
        verbose_name=_('Progress note'),
        help_text=_('Short note displayed to your followers.'))

    # others
    playing = models.BooleanField(
        default=False,
        verbose_name=_('playing?'),
        help_text=_('You\'re currently playing this game.'))
    unplayed = models.BooleanField(
        default=False,
        verbose_name=_('unplayed?'),
        help_text=_('You never played this game.'))
    wish = models.BooleanField(
        default=False,
        verbose_name=_('wish?'),
        help_text=_('You\'re waiting X-mas father offers you this game.'))

    class Meta:
        ordering = ('-playing', 'name')
        verbose_name = _('game')
        verbose_name_plural = _('games')


# Redefine help_text (for documentation, API, etc.)
Game._meta.get_field('name').help_text = _('Game title')
Game._meta.get_field('collection').help_text = _('Game running platform')
Game._meta.get_field('status').help_text = _('Game progression')


class Timeline(BaseTimeline):
    TARGET_MODEL = 'games.Game'
    TARGET_VERBOSE_NAME = 'game'
    STATUS_CHOICES = Game.STATUS_CHOICES
    DEFAULT_CHOICE = Item.DEFAULT_CHOICE

    class Meta:
        ordering = ('-date',)
        verbose_name = _('Timeline')
        verbose_name_plural = _('Timelines')


# Redefine help_text (for documentation, API, etc.)
Timeline._meta.get_field('date').help_text = _('Status change date')
Timeline._meta.get_field('item').help_text = _('Which game?')
Timeline._meta.get_field('status').help_text = _(
    'New status for this game at the given date')