# -*- mode: python; coding: utf-8 -*-
# Copyright (C) 2017-2019 by BDE ENS Paris-Saclay
# SPDX-License-Identifier: GPL-3.0-or-later

from django.conf import settings
from django.db import models
from django.utils import timezone
from django.utils.translation import gettext_lazy as _


class GameSave(models.Model):
    created_at = models.DateTimeField(
        verbose_name=_('created at'),
        default=timezone.now,
        editable=False,
    )
    game_master = models.ForeignKey(
        settings.AUTH_USER_MODEL,
        on_delete=models.CASCADE,
        verbose_name=_('game master'),
        help_text=_('Game master can edit and delete this game save.'),
    )
    current_round = models.PositiveSmallIntegerField(
        verbose_name=_('current round'),
        default=1,
    )
    game_has_ended = models.BooleanField(
        verbose_name=_('game has ended'),
        help_text=_('If true, then everyone will be able to see the game.'),
    )

    def __str__(self):
        return "{} ({} {})".format(
            self.created_at.strftime("%b %d %Y %H:%M:%S"),
            len(self.player_set.all()),
            _("players"),
        )

    class Meta:
        verbose_name = _("game save")
        verbose_name_plural = _("game saves")
        ordering = ['-created_at']


class Player(models.Model):
    # Player roles
    BASE_ASTRONAUT = 'BA'
    BASE_MUTANT = 'BM'
    HEALER = 'HE'
    PSYCHOLOGIST = 'PS'
    GENO_TECHNICIAN = 'GE'
    COMPUTER_SCIENTIST = 'CO'
    HACKER = 'HA'
    SPY = 'SP'
    DETECTIVE = 'DE'
    TRAITOR = 'TR'
    ROLES = [
        (BASE_ASTRONAUT, _('Base astronaut')),
        (BASE_MUTANT, _("Base mutant")),
        (HEALER, _("Healer")),
        (PSYCHOLOGIST, _("Psychologist")),
        (GENO_TECHNICIAN, _("Geno-technician")),
        (COMPUTER_SCIENTIST, _("Computer scientist")),
        (HACKER, _("Hacker")),
        (SPY, _("Spy")),
        (DETECTIVE, _("Detective")),
        (TRAITOR, _("Traitor")),
    ]

    # Genotypes
    NEUTRAL = None
    HOST = False
    IMMUNIZED = True
    GENOTYPES = [
        (NEUTRAL, _("Neutral")),
        (HOST, _("Host")),
        (IMMUNIZED, _("Immunized"))
    ]

    game = models.ForeignKey(
        GameSave,
        on_delete=models.CASCADE,
        verbose_name=_('game'),
    )
    name = models.CharField(
        max_length=150,
        verbose_name=_('name'),
    )
    user = models.ForeignKey(
        settings.AUTH_USER_MODEL,
        on_delete=models.CASCADE,
        blank=True,
        null=True,
        verbose_name=_('user'),
        help_text=_('Optionnal mapping to an user.'),
    )
    role = models.CharField(
        max_length=2,
        choices=ROLES,
        default=BASE_ASTRONAUT,
    )
    genotype = models.NullBooleanField(
        verbose_name=_('genotype'),
        choices=GENOTYPES,
    )
    infected = models.BooleanField(
        verbose_name=_('infected'),
    )

    def __str__(self):
        return str(self.user)

    class Meta:
        verbose_name = _("player")
        verbose_name_plural = _("players")
        ordering = ['user__username']
        unique_together = ['game', 'name']