# -*- coding: utf-8 -*-

'''

Created on Jul 17, 2014

@author: tc

'''

import logging

from renkanmanager.models import Renkan

from django.conf import settings

from django.db import models

from django.utils.translation import ugettext_lazy as _

logger = logging.getLogger(__name__)

class HdalabRenkan(models.Model):

    """

    Classe representant un Renkan HDALab.

    Est utilisée pour ajouter au projet renkan des informations sur l'état d'édition ou bien si il est marqué comme favori.

    :cvar object renkan: Le renkan lui même.

    :cvar int state: État du renkan (1: en édition, 2: en modération, 3: publié, 4: rejeté).

    :cvar bool favorite: Le renkan est marqué comme favori ou pas.

    """

    EDITION = 1

    MODERATED = 2

    PUBLISHED = 3

    REJECTED = 4

    STATE_CHOICES = (

    (EDITION, 'edition'),

    (MODERATED, 'moderated'),

    (PUBLISHED, 'published'),

    (REJECTED, 'rejected'),

    )

    STATE_CHOICES_DICT = {

        EDITION: _('edition_state'),

        MODERATED: _('moderated_state'),

        PUBLISHED: _('published_state'),

        REJECTED: _('rejected_state')

    }

    renkan = models.ForeignKey(Renkan, blank=False, null=False)

    state = models.IntegerField(choices=STATE_CHOICES, default=1)

    favorite = models.BooleanField(null=False, blank=False, default=False)

    class Meta:

        app_label = 'hdalab'

class HdalabRenkanStateTransition(models.Model):

    """

    Modélise un changement de statut du renkan.

    Permet de garder l'historique des changements de statut.

    :cvar object renkan: Le renkan.

    :cvar int from_state: le statut initial.

    :cvar int to_state: le statut final.

    :cvar datetime ts: date/heure du changement.

    :cvar str message: Message (optionel) associé au changement de statut.

    :cvar object author: Utilisateur ayant initié le changement de statut.

    """

    renkan = models.ForeignKey(HdalabRenkan, blank=False, null=False, related_name='states')

    from_state = models.IntegerField(choices=HdalabRenkan.STATE_CHOICES, default=1, blank=False, null=False)

    to_state = models.IntegerField(choices=HdalabRenkan.STATE_CHOICES, default=1, blank=False, null=False)

    ts = models.DateTimeField(auto_now_add=True, blank=False, null=False)

    message = models.TextField(blank=True, null=True)

    author = models.ForeignKey(settings.AUTH_USER_MODEL, blank=False, null=False)

    class Meta:

        app_label = 'hdalab'

        ordering = ["-ts"]