# -*- coding: utf-8 -*-
#  Copyright (c) 2019-2021 Ivan LUCAS.
#  Noethysweb, application de gestion multi-activités.
#  Distribué sous licence GNU GPL.

import json
from django.urls import reverse_lazy, reverse
from django.http import JsonResponse
from core.views.mydatatableview import MyDatatable, columns, helpers
from core.views import crud
from core.models import Consommation
from consommations.forms.liste_consommations import Formulaire


def Dissocier_prestation(request):
    """ Dissocier les prestations des consommations cochées """
    liste_lignes = json.loads(request.POST["liste_lignes"])
    Consommation.objects.filter(pk__in=liste_lignes).update(prestation=None)
    return JsonResponse({"resultat": "ok"})


class Page(crud.Page):
    model = Consommation
    url_liste = "liste_consommations"
    menu_code = "liste_consommations"
    url_modifier = "liste_consommations_modifier"
    url_supprimer = "liste_consommations_supprimer"
    description_liste = "Voici ci-dessous la liste des consommations."
    description_saisie = "Saisissez toutes les informations concernant la consommation à saisir et cliquez sur le bouton Enregistrer."
    objet_singulier = "une consommation"
    objet_pluriel = "des consommations"
    url_supprimer_plusieurs = "consommations_supprimer_plusieurs"


class Liste(Page, crud.Liste):
    model = Consommation

    def get_queryset(self):
        return Consommation.objects.select_related("activite", "inscription__famille", "individu", "unite", "groupe", "categorie_tarif", "prestation").filter(self.Get_filtres("Q"))

    def get_context_data(self, **kwargs):
        context = super(Liste, self).get_context_data(**kwargs)
        context['impression_introduction'] = ""
        context['impression_conclusion'] = ""
        context['afficher_menu_brothers'] = True
        context['active_checkbox'] = True
        context['boutons_coches'] = json.dumps([
            {"id": "bouton_dissocier_prestation", "action": """action_bouton_coche("%s")""" % reverse("ajax_consommations_dissocier_prestation"), "title": "Dissocier la prestation", "label": "Dissocier la prestation"},
        ])
        return context

    class datatable_class(MyDatatable):
        filtres = ["igenerique:individu", "fgenerique:inscription__famille", "idconso", "date_saisie", "date", "unite__nom", "groupe__nom", "etat", "activite__nom",
                   "heure_debut", "heure_fin", "quantite", "prestation__idprestation", "categorie_tarif__nom", "prestation__label", "prestation__montant"]
        check = columns.CheckBoxSelectColumn(label="")
        actions = columns.TextColumn("Actions", sources=None, processor='Get_actions_standard')
        activite = columns.TextColumn("Activité", sources=['activite__nom'])
        unite = columns.TextColumn("Unité", sources=['unite__nom'])
        groupe = columns.TextColumn("Groupe", sources=['groupe__nom'])
        categorie_tarif = columns.TextColumn("Catégorie", sources=['categorie_tarif__nom'])
        individu = columns.CompoundColumn("Individu", sources=['individu__nom', 'individu__prenom'])
        famille = columns.TextColumn("Famille", sources=['inscription__famille__nom'])
        etat = columns.TextColumn("Etat", sources=['etat'], processor='Get_etat')
        prestation = columns.TextColumn("ID Prestation", sources=['prestation__idprestation'])
        label_prestation = columns.TextColumn("Label prestation", sources=["prestation__label"])
        montant_prestation = columns.TextColumn("Montant prestation", sources=["prestation__montant"])
        ville_resid = columns.TextColumn("Ville", sources=["individu__ville_resid"])

        class Meta:
            structure_template = MyDatatable.structure_template
            columns = ["check","idconso", "date_saisie", "individu", "famille", "date", "unite", "groupe", "activite", "etat", "heure_debut", "heure_fin",
                       "quantite", "categorie_tarif", "prestation", "label_prestation", "montant_prestation", "ville_resid", "actions"]
            processors = {
                "date": helpers.format_date('%d/%m/%Y'),
                "date_saisie": helpers.format_date('%d/%m/%Y %H:%M'),
                "montant_prestation": "Formate_montant_standard",
            }
            hidden_columns = ["prestation", "label_prestation", "montant_prestation", "ville_resid"]
            ordering = ["date_saisie"]

        def Get_etat(self, instance, **kwargs):
            return instance.get_etat_display()


class Modifier(Page, crud.Modifier):
    form_class = Formulaire


class Supprimer(Page, crud.Supprimer):

    def Check_protections(self, objet=None):
        protections = []
        if objet.etat in ("present", "absenti", "absentj"):
            protections.append("La consommation est pointée")
        if objet.prestation:
            protections.append("Une prestation est associée")
        return protections


class Supprimer_plusieurs(Page, crud.Supprimer_plusieurs):

    def Check_protections(self, objets=[]):
        protections = []
        for conso in objets:
            if conso.etat in ("present", "absenti", "absentj"):
                protections.append("La consommation ID%d est pointée %s" % (conso.pk, conso.etat))
            if conso.prestation:
                protections.append("La consommation ID%d est associée à une prestation" % conso.pk)
        return protections