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path: root/archaeological_files/wizards.py
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#!/usr/bin/env python
# -*- coding: utf-8 -*-
# Copyright (C) 2012-2015  Étienne Loks  <etienne.loks_AT_peacefrogsDOTnet>

# 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/>.

# See the file COPYING for details.

from django.conf import settings
from django.core.exceptions import ObjectDoesNotExist
from django.db.models import Max
from ishtar_common.utils import ugettext_lazy as _

from ishtar_common.forms import reverse_lazy
from ishtar_common.wizards import ClosingWizard, SearchWizard, MultipleDeletionWizard
from archaeological_operations.wizards import (
    OperationWizard,
    OperationAdministrativeActWizard,
)
from archaeological_operations.models import AdministrativeAct, Parcel
from . import models


class FileSearch(SearchWizard):
    model = models.File


class FileWizard(OperationWizard):
    model = models.File
    object_parcel_type = "associated_file"
    parcel_step_key = "parcels-"
    town_step_keys = ["towns-"]
    wizard_done_window = reverse_lazy("show-file")
    redirect_url = "file_modification"

    def get_extra_model(self, dct, m2m, form_list):
        dct = super(FileWizard, self).get_extra_model(dct, m2m, form_list)
        if not dct.get("numeric_reference"):
            current_ref = models.File.objects.filter(year=dct["year"]).aggregate(
                Max("numeric_reference")
            )["numeric_reference__max"]
            dct["numeric_reference"] = current_ref and current_ref + 1 or 1
        return dct

    def done(self, form_list, **kwargs):
        """
        Save parcels and make numeric_reference unique
        """
        r = super(FileWizard, self).done(form_list, return_object=True, **kwargs)
        if type(r) not in (list, tuple) or len(r) != 2:
            return r
        obj, res = r
        # numeric_reference check
        if not self.modification:
            numeric_reference = obj.numeric_reference
            changed = False
            while (
                obj.__class__.objects.filter(
                    numeric_reference=numeric_reference, year=obj.year
                )
                .exclude(pk=obj.pk)
                .count()
            ):
                numeric_reference += 1
                changed = True
            if changed:
                obj.numeric_reference = numeric_reference
                obj.save()
        obj.parcels.clear()
        for form in form_list:
            if (
                not hasattr(form, "prefix")
                or not form.prefix.startswith(self.parcel_step_key)
                or not hasattr(form, "forms")
            ):
                continue
            for frm in form.forms:
                if not frm.is_valid():
                    continue
                dct = frm.cleaned_data.copy()
                if "parcel" in dct:
                    try:
                        parcel = Parcel.objects.get(pk=dct["parcel"])
                        setattr(parcel, self.object_parcel_type, obj)
                        parcel.save()
                    except (ValueError, ObjectDoesNotExist):
                        continue
                    continue
                try:
                    dct["town"] = models.Town.objects.get(pk=int(dct["town"]))
                except (ValueError, ObjectDoesNotExist, KeyError):
                    continue
                dct["associated_file"], dct["operation"] = None, None
                dct[self.object_parcel_type] = obj
                if "DELETE" in dct:
                    dct.pop("DELETE")
                parcel = Parcel.objects.filter(**dct).count()
                if not parcel:
                    dct["history_modifier"] = self.request.user
                    parcel = Parcel(**dct)
                    parcel.save()
        return res


class FileModificationWizard(FileWizard):
    modification = True


FILE_FIELDS = [
    "year",
    "numeric_reference",
    "internal_reference",
    "file_type",
    "in_charge",
    "general_contractor",
    "creation_date",
    "reception_date",
    "total_surface",
    "total_developed_surface",
    "address",
    "address_complement",
    "postal_code",
    "comment",
]


class FileClosingWizard(ClosingWizard):
    model = models.File
    fields = FILE_FIELDS
    if settings.COUNTRY == "fr":
        fields += ["saisine_type", "permit_reference"]
    fields += ["towns"]


class FileDeletionWizard(MultipleDeletionWizard, FileClosingWizard):
    model = models.File
    redirect_url = "file_deletion"
    fields = FILE_FIELDS
    wizard_templates = {
        "final-file_deletion": "ishtar/wizard/wizard_file_deletion.html"
    }


class FileAdministrativeActWizard(OperationAdministrativeActWizard):
    model = models.File
    current_obj_slug = "administrativeactfile"
    ref_object_key = "associated_file"

    def get_reminder(self):
        form_key = "selec-" + self.url_name
        if self.url_name.endswith("_administrativeactfile"):
            # modification and deletion are suffixed with '_modification'
            # and '_deletion' so it is creation
            file_id = self.session_get_value(form_key, "pk")
            try:
                return (
                    (
                        _("Archaeological file"),
                        str(models.File.objects.get(pk=file_id)),
                    ),
                )
            except models.File.DoesNotExist:
                return
        else:
            admin_id = self.session_get_value(form_key, "pk")
            try:
                admin = AdministrativeAct.objects.get(pk=admin_id)
                if not admin.associated_file:
                    return
                return ((_("Archaeological file"), str(admin.associated_file)),)
            except AdministrativeAct.DoesNotExist:
                return


class FileEditAdministrativeActWizard(FileAdministrativeActWizard):
    model = AdministrativeAct
    edit = True

    def get_associated_item(self, dct):
        return self.get_current_object().associated_file