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

#    Copyright 2018 Youssef El Ouahby <youssef@yaltik.com>
#    Copyright 2018 Fabien Bourgeois <fabien@yaltik.com>
#
#    This program is free software: you can redistribute it and/or modify
#    it under the terms of the GNU Affero General Public License as
#    published by the Free Software Foundation, either version 3 of the
#    License, or (at your option) any later version.
#
#    This program is distributed in the hope that it will be useful,
#    but WITHOUT ANY WARRANTY; without even the implied warranty of
#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#    GNU Affero General Public License for more details.
#
#    You should have received a copy of the GNU Affero General Public License
#    along with this program.  If not, see <http://www.gnu.org/licenses/>.

from odoo import models, fields, api, _

class GolemMember(models.Model):
    """ GOLEM Member adaptations """
    _inherit = 'golem.member'

    #ajout d'un champs O2M vers member_id de golem.activity.queue
    activity_queue_ids = fields.One2many('golem.activity.queue',
                                         'member_id', 'Pending registration')

    @api.multi
    def write(self, values):

        #comparer old with new
        oldRegistrations = self.activity_registration_ids
        oldActivities = [oldRegistration.activity_id.id for oldRegistration in oldRegistrations]

        super(GolemMember, self).write(values)
        newRegistrations = self.activity_registration_ids
        if  len(oldRegistrations) > len(newRegistrations):
            newActivities = [newRegistration.activity_id.id for newRegistration in newRegistrations]
            changed = list(set(oldActivities) - set(newActivities))
            activityRemoved = self.env['golem.activity'].browse(changed[0])

            if (activityRemoved.queue_allowed and
                    activityRemoved.automated_registration_from_queue and
                    activityRemoved.queue_activity_number > 0):
                queues = activityRemoved.activity_queue_ids
                #trier la liste selon l'id : récupérer l'ancien element
                queues_sorted = sorted(queues, key=lambda k: k['id'])
                #suppose que le membre est enrigistré
                membre_registred = True
                #parcourir les element sur l'attente
                for queue in queues_sorted:
                    #inverse l'etat du memebre
                    membre_registred = False
                    #recuperer la liste des registration
                    registrations = activityRemoved.activity_registration_ids
                    #parcourir les registration afin de vérifier si le memebre sur l'attente déja inscrit
                    for registration in registrations:
                        #compare le membre sur l'attente au membre sur l'inscription
                        if queue.member_id == registration.member_id:
                            #si membre trouvé inscrit sur l'activité on le supprime de la queue
                            record.activity_queue_ids = [(2, queue.id, 0)]
                            #si membre trouvé on mentionne enregistré, on passe au registration suivante
                            membre_registred = True
                            break
                    #à la sortie de la boucle si le membre nest pas sur inscription faire une
                    if not membre_registred:
                        #valeures pour creer une inscritpion apartir de la file
                        values = {
                            'activity_id' : queue.activity_id,
                            'member_id' : queue.member_id
                            }
                        # creation d'inscription
                        activityRemoved.activity_registration_ids = [(0, 0,values)]
                        #suppression de l'element de la file d'attente
                        activityRemoved.activity_queue_ids = [(2, queue.id, 0)]
                        #sortir de la boucle parcourissante la queue puisque inscription faite
                        break

                warningMessage = _('There is a free place for the activity'
                                   ' : {}, once you save it will be filled'
                                   ' by the first membre from queue')
                print warningMessage.format(activityRemoved.name)




            elif (activityRemoved.queue_allowed and
                  activityRemoved.queue_activity_number > 0) :
                warningMessage = _('There is a free place for the activity'
                                   ' : {}, you can fill it from the queue'
                                   ' using the button on queue tab')
                print warningMessage.format(activityRemoved.name)
        return True

    @api.constrains('activity_registration_ids')
    def _automatedRegistrationFromQueue(self):
        """ Automated Registration From Queue"""
        #verifier le nombre d'enregistr
        """for member in self:
            for registration in member.activity_registration_ids:
                print '______________________________________________'
                print registration.activity_id.name"""

    #verifier si nombre d'inscription sur activité est supérieur au place disponible
    @api.multi
    @api.onchange('activity_registration_ids')
    def _checkRegistrationNumber(self):
        self.ensure_one()
        member_id = self[0]

        for registration in member_id.activity_registration_ids:
            activity = registration.activity_id
            if len(activity.activity_registration_ids) > activity.places and activity.queue_allowed:
                warning_message = _('This activity : {} is already full, please'
                                    ' discard changes and register in'
                                    ' the queue using the bellow button')
                return {
                    'warning' : {
                        'title' : _('Warning'),
                        'message': warning_message.format(activity.name),
                    }
                }

    #lancer popup pour choisir activité à s'inscrire
    @api.multi
    def choose_queue_to_register(self):
        self.ensure_one()
        member_id = self[0]

        return {
            'name'      : _('Choose the activity to register in'),
            'type'      : 'ir.actions.act_window',
            'res_model' : 'golem.activity.queue.choose.wizard',
            'view_mode': 'form',
            'context' : {'default_member_id' : member_id.id},
            'target': 'new',
        }