# -*- coding:utf-8 -*- # # Copyright 2023 © AE UTBM # ae@utbm.fr / ae.info@utbm.fr # All contributors are listed in the CONTRIBUTORS file. # # This file is part of the website of the UTBM Student Association (AE UTBM), # https://ae.utbm.fr. # # You can find the whole source code at https://github.com/ae-utbm/sith3 # # LICENSED UNDER THE GNU GENERAL PUBLIC LICENSE VERSION 3 (GPLv3) # SEE : https://raw.githubusercontent.com/ae-utbm/sith3/master/LICENSE # OR WITHIN THE LOCAL FILE "LICENSE" # # PREVIOUSLY LICENSED UNDER THE MIT LICENSE, # SEE : https://raw.githubusercontent.com/ae-utbm/sith3/master/LICENSE.old # OR WITHIN THE LOCAL FILE "LICENSE.old" # import collections from ajax_select.fields import AutoCompleteSelectField from django import forms from django.conf import settings from django.core.exceptions import PermissionDenied, ValidationError from django.db import transaction from django.db.models import Sum from django.forms import HiddenInput from django.forms.models import modelform_factory from django.http import HttpResponse from django.urls import reverse, reverse_lazy from django.utils.translation import gettext_lazy as _ from django.views.generic import DetailView, ListView from django.views.generic.edit import CreateView, DeleteView, FormView, UpdateView from accounting.models import ( AccountingType, BankAccount, ClubAccount, Company, GeneralJournal, Label, Operation, SimplifiedAccountingType, ) from core.views import ( CanCreateMixin, CanEditMixin, CanEditPropMixin, CanViewMixin, TabedViewMixin, ) from core.views.forms import SelectDate, SelectFile from counter.models import Counter, Product, Selling # Main accounting view class BankAccountListView(CanViewMixin, ListView): """ A list view for the admins """ model = BankAccount template_name = "accounting/bank_account_list.jinja" ordering = ["name"] # Simplified accounting types class SimplifiedAccountingTypeListView(CanViewMixin, ListView): """ A list view for the admins """ model = SimplifiedAccountingType template_name = "accounting/simplifiedaccountingtype_list.jinja" class SimplifiedAccountingTypeEditView(CanViewMixin, UpdateView): """ An edit view for the admins """ model = SimplifiedAccountingType pk_url_kwarg = "type_id" fields = ["label", "accounting_type"] template_name = "core/edit.jinja" class SimplifiedAccountingTypeCreateView(CanCreateMixin, CreateView): """ Create an accounting type (for the admins) """ model = SimplifiedAccountingType fields = ["label", "accounting_type"] template_name = "core/create.jinja" # Accounting types class AccountingTypeListView(CanViewMixin, ListView): """ A list view for the admins """ model = AccountingType template_name = "accounting/accountingtype_list.jinja" class AccountingTypeEditView(CanViewMixin, UpdateView): """ An edit view for the admins """ model = AccountingType pk_url_kwarg = "type_id" fields = ["code", "label", "movement_type"] template_name = "core/edit.jinja" class AccountingTypeCreateView(CanCreateMixin, CreateView): """ Create an accounting type (for the admins) """ model = AccountingType fields = ["code", "label", "movement_type"] template_name = "core/create.jinja" # BankAccount views class BankAccountEditView(CanViewMixin, UpdateView): """ An edit view for the admins """ model = BankAccount pk_url_kwarg = "b_account_id" fields = ["name", "iban", "number", "club"] template_name = "core/edit.jinja" class BankAccountDetailView(CanViewMixin, DetailView): """ A detail view, listing every club account """ model = BankAccount pk_url_kwarg = "b_account_id" template_name = "accounting/bank_account_details.jinja" class BankAccountCreateView(CanCreateMixin, CreateView): """ Create a bank account (for the admins) """ model = BankAccount fields = ["name", "club", "iban", "number"] template_name = "core/create.jinja" class BankAccountDeleteView( CanEditPropMixin, DeleteView ): # TODO change Delete to Close """ Delete a bank account (for the admins) """ model = BankAccount pk_url_kwarg = "b_account_id" template_name = "core/delete_confirm.jinja" success_url = reverse_lazy("accounting:bank_list") # ClubAccount views class ClubAccountEditView(CanViewMixin, UpdateView): """ An edit view for the admins """ model = ClubAccount pk_url_kwarg = "c_account_id" fields = ["name", "club", "bank_account"] template_name = "core/edit.jinja" class ClubAccountDetailView(CanViewMixin, DetailView): """ A detail view, listing every journal """ model = ClubAccount pk_url_kwarg = "c_account_id" template_name = "accounting/club_account_details.jinja" class ClubAccountCreateView(CanCreateMixin, CreateView): """ Create a club account (for the admins) """ model = ClubAccount fields = ["name", "club", "bank_account"] template_name = "core/create.jinja" def get_initial(self): ret = super(ClubAccountCreateView, self).get_initial() if "parent" in self.request.GET.keys(): obj = BankAccount.objects.filter(id=int(self.request.GET["parent"])).first() if obj is not None: ret["bank_account"] = obj.id return ret class ClubAccountDeleteView( CanEditPropMixin, DeleteView ): # TODO change Delete to Close """ Delete a club account (for the admins) """ model = ClubAccount pk_url_kwarg = "c_account_id" template_name = "core/delete_confirm.jinja" success_url = reverse_lazy("accounting:bank_list") # Journal views class JournalTabsMixin(TabedViewMixin): def get_tabs_title(self): return _("Journal") def get_list_of_tabs(self): tab_list = [] tab_list.append( { "url": reverse( "accounting:journal_details", kwargs={"j_id": self.object.id} ), "slug": "journal", "name": _("Journal"), } ) tab_list.append( { "url": reverse( "accounting:journal_nature_statement", kwargs={"j_id": self.object.id}, ), "slug": "nature_statement", "name": _("Statement by nature"), } ) tab_list.append( { "url": reverse( "accounting:journal_person_statement", kwargs={"j_id": self.object.id}, ), "slug": "person_statement", "name": _("Statement by person"), } ) tab_list.append( { "url": reverse( "accounting:journal_accounting_statement", kwargs={"j_id": self.object.id}, ), "slug": "accounting_statement", "name": _("Accounting statement"), } ) return tab_list class JournalCreateView(CanCreateMixin, CreateView): """ Create a general journal """ model = GeneralJournal form_class = modelform_factory( GeneralJournal, fields=["name", "start_date", "club_account"], widgets={"start_date": SelectDate}, ) template_name = "core/create.jinja" def get_initial(self): ret = super(JournalCreateView, self).get_initial() if "parent" in self.request.GET.keys(): obj = ClubAccount.objects.filter(id=int(self.request.GET["parent"])).first() if obj is not None: ret["club_account"] = obj.id return ret class JournalDetailView(JournalTabsMixin, CanViewMixin, DetailView): """ A detail view, listing every operation """ model = GeneralJournal pk_url_kwarg = "j_id" template_name = "accounting/journal_details.jinja" current_tab = "journal" class JournalEditView(CanEditMixin, UpdateView): """ Update a general journal """ model = GeneralJournal pk_url_kwarg = "j_id" fields = ["name", "start_date", "end_date", "club_account", "closed"] template_name = "core/edit.jinja" class JournalDeleteView(CanEditPropMixin, DeleteView): """ Delete a club account (for the admins) """ model = GeneralJournal pk_url_kwarg = "j_id" template_name = "core/delete_confirm.jinja" success_url = reverse_lazy("accounting:club_details") def dispatch(self, request, *args, **kwargs): self.object = self.get_object() if self.object.operations.count() == 0: return super(JournalDeleteView, self).dispatch(request, *args, **kwargs) else: raise PermissionDenied # Operation views class OperationForm(forms.ModelForm): class Meta: model = Operation fields = [ "amount", "remark", "journal", "target_type", "target_id", "target_label", "date", "mode", "cheque_number", "invoice", "simpleaccounting_type", "accounting_type", "label", "done", ] widgets = { "journal": HiddenInput, "target_id": HiddenInput, "date": SelectDate, "invoice": SelectFile, } user = AutoCompleteSelectField("users", help_text=None, required=False) club_account = AutoCompleteSelectField( "club_accounts", help_text=None, required=False ) club = AutoCompleteSelectField("clubs", help_text=None, required=False) company = AutoCompleteSelectField("companies", help_text=None, required=False) need_link = forms.BooleanField( label=_("Link this operation to the target account"), required=False, initial=False, ) def __init__(self, *args, **kwargs): club_account = kwargs.pop("club_account", None) super(OperationForm, self).__init__(*args, **kwargs) if club_account: self.fields["label"].queryset = club_account.labels.order_by("name").all() if self.instance.target_type == "USER": self.fields["user"].initial = self.instance.target_id elif self.instance.target_type == "ACCOUNT": self.fields["club_account"].initial = self.instance.target_id elif self.instance.target_type == "CLUB": self.fields["club"].initial = self.instance.target_id elif self.instance.target_type == "COMPANY": self.fields["company"].initial = self.instance.target_id def clean(self): self.cleaned_data = super(OperationForm, self).clean() if "target_type" in self.cleaned_data.keys(): if ( self.cleaned_data.get("user") is None and self.cleaned_data.get("club") is None and self.cleaned_data.get("club_account") is None and self.cleaned_data.get("company") is None and self.cleaned_data.get("target_label") == "" ): self.add_error( "target_type", ValidationError(_("The target must be set.")) ) else: if self.cleaned_data["target_type"] == "USER": self.cleaned_data["target_id"] = self.cleaned_data["user"].id elif self.cleaned_data["target_type"] == "ACCOUNT": self.cleaned_data["target_id"] = self.cleaned_data[ "club_account" ].id elif self.cleaned_data["target_type"] == "CLUB": self.cleaned_data["target_id"] = self.cleaned_data["club"].id elif self.cleaned_data["target_type"] == "COMPANY": self.cleaned_data["target_id"] = self.cleaned_data["company"].id if self.cleaned_data.get("amount") is None: self.add_error("amount", ValidationError(_("The amount must be set."))) return self.cleaned_data def save(self): ret = super(OperationForm, self).save() if ( self.instance.target_type == "ACCOUNT" and not self.instance.linked_operation and self.instance.target.has_open_journal() and self.cleaned_data["need_link"] ): inst = self.instance club_account = inst.target acc_type = ( AccountingType.objects.exclude(movement_type="NEUTRAL") .exclude(movement_type=inst.accounting_type.movement_type) .order_by("code") .first() ) # Select a random opposite accounting type op = Operation( journal=club_account.get_open_journal(), amount=inst.amount, date=inst.date, remark=inst.remark, mode=inst.mode, cheque_number=inst.cheque_number, invoice=inst.invoice, done=False, # Has to be checked by hand simpleaccounting_type=None, accounting_type=acc_type, target_type="ACCOUNT", target_id=inst.journal.club_account.id, target_label="", linked_operation=inst, ) op.save() self.instance.linked_operation = op self.save() return ret class OperationCreateView(CanCreateMixin, CreateView): """ Create an operation """ model = Operation form_class = OperationForm template_name = "accounting/operation_edit.jinja" def get_form(self, form_class=None): self.journal = GeneralJournal.objects.filter(id=self.kwargs["j_id"]).first() ca = self.journal.club_account if self.journal else None return self.form_class(club_account=ca, **self.get_form_kwargs()) def get_initial(self): ret = super(OperationCreateView, self).get_initial() if self.journal is not None: ret["journal"] = self.journal.id return ret def get_context_data(self, **kwargs): """Add journal to the context""" kwargs = super(OperationCreateView, self).get_context_data(**kwargs) if self.journal: kwargs["object"] = self.journal return kwargs class OperationEditView(CanEditMixin, UpdateView): """ An edit view, working as detail for the moment """ model = Operation pk_url_kwarg = "op_id" form_class = OperationForm template_name = "accounting/operation_edit.jinja" def get_context_data(self, **kwargs): """Add journal to the context""" kwargs = super(OperationEditView, self).get_context_data(**kwargs) kwargs["object"] = self.object.journal return kwargs class OperationPDFView(CanViewMixin, DetailView): """ Display the PDF of a given operation """ model = Operation pk_url_kwarg = "op_id" def get(self, request, *args, **kwargs): from reportlab.lib import colors from reportlab.lib.pagesizes import letter from reportlab.lib.units import cm from reportlab.lib.utils import ImageReader from reportlab.pdfbase import pdfmetrics from reportlab.pdfbase.ttfonts import TTFont from reportlab.pdfgen import canvas from reportlab.platypus import Table, TableStyle pdfmetrics.registerFont(TTFont("DejaVu", "DejaVuSerif.ttf")) self.object = self.get_object() amount = self.object.amount remark = self.object.remark nature = self.object.accounting_type.movement_type num = self.object.number date = self.object.date mode = self.object.mode club_name = self.object.journal.club_account.name ti = self.object.journal.name op_label = self.object.label club_address = self.object.journal.club_account.club.address id_op = self.object.id if self.object.target_type == "OTHER": target = self.object.target_label else: target = self.object.target.get_display_name() response = HttpResponse(content_type="application/pdf") response["Content-Disposition"] = 'filename="op-%d(%s_on_%s).pdf"' % ( num, ti, club_name, ) p = canvas.Canvas(response) p.setFont("DejaVu", 12) p.setTitle("%s %d" % (_("Operation"), num)) width, height = letter im = ImageReader("core/static/core/img/logo.jpg") iw, ih = im.getSize() p.drawImage(im, 40, height - 50, width=iw / 2, height=ih / 2) labelStr = [["%s %s - %s %s" % (_("Journal"), ti, _("Operation"), num)]] label = Table(labelStr, colWidths=[150], rowHeights=[20]) label.setStyle(TableStyle([("ALIGN", (0, 0), (-1, -1), "RIGHT")])) w, h = label.wrapOn(label, 0, 0) label.drawOn(p, width - 180, height) p.drawString( 90, height - 100, _("Financial proof: ") + "OP%010d" % (id_op) ) # Justificatif du libellé p.drawString( 90, height - 130, _("Club: %(club_name)s") % ({"club_name": club_name}) ) p.drawString( 90, height - 160, _("Label: %(op_label)s") % {"op_label": op_label if op_label is not None else ""}, ) p.drawString(90, height - 190, _("Date: %(date)s") % {"date": date}) data = [] data += [ ["%s" % (_("Credit").upper() if nature == "CREDIT" else _("Debit").upper())] ] data += [[_("Amount: %(amount).2f €") % {"amount": amount}]] payment_mode = "" for m in settings.SITH_ACCOUNTING_PAYMENT_METHOD: if m[0] == mode: payment_mode += "[\u00d7]" else: payment_mode += "[ ]" payment_mode += " %s\n" % (m[1]) data += [[payment_mode]] data += [ [ "%s : %s" % (_("Debtor") if nature == "CREDIT" else _("Creditor"), target), "", ] ] data += [["%s \n%s" % (_("Comment:"), remark)]] t = Table( data, colWidths=[(width - 90 * 2) / 2] * 2, rowHeights=[20, 20, 70, 20, 80] ) t.setStyle( TableStyle( [ ("ALIGN", (0, 0), (-1, -1), "CENTER"), ("VALIGN", (-2, -1), (-1, -1), "TOP"), ("VALIGN", (0, 0), (-1, -2), "MIDDLE"), ("INNERGRID", (0, 0), (-1, -1), 0.25, colors.black), ("SPAN", (0, 0), (1, 0)), # line DEBIT/CREDIT ("SPAN", (0, 1), (1, 1)), # line amount ("SPAN", (-2, -1), (-1, -1)), # line comment ("SPAN", (0, -2), (-1, -2)), # line creditor/debtor ("SPAN", (0, 2), (1, 2)), # line payment_mode ("ALIGN", (0, 2), (1, 2), "LEFT"), # line payment_mode ("ALIGN", (-2, -1), (-1, -1), "LEFT"), ("BOX", (0, 0), (-1, -1), 0.25, colors.black), ] ) ) signature = [] signature += [[_("Signature:")]] tSig = Table(signature, colWidths=[(width - 90 * 2)], rowHeights=[80]) tSig.setStyle( TableStyle( [ ("VALIGN", (0, 0), (-1, -1), "TOP"), ("BOX", (0, 0), (-1, -1), 0.25, colors.black), ] ) ) w, h = tSig.wrapOn(p, 0, 0) tSig.drawOn(p, 90, 200) w, h = t.wrapOn(p, 0, 0) t.drawOn(p, 90, 350) p.drawCentredString(10.5 * cm, 2 * cm, club_name) p.drawCentredString(10.5 * cm, 1 * cm, club_address) p.showPage() p.save() return response class JournalNatureStatementView(JournalTabsMixin, CanViewMixin, DetailView): """ Display a statement sorted by labels """ model = GeneralJournal pk_url_kwarg = "j_id" template_name = "accounting/journal_statement_nature.jinja" current_tab = "nature_statement" def statement(self, queryset, movement_type): ret = collections.OrderedDict() statement = collections.OrderedDict() total_sum = 0 for sat in [None] + list( SimplifiedAccountingType.objects.order_by("label").all() ): sum = queryset.filter( accounting_type__movement_type=movement_type, simpleaccounting_type=sat ).aggregate(amount_sum=Sum("amount"))["amount_sum"] if sat: sat = sat.label else: sat = "" if sum: total_sum += sum statement[sat] = sum ret[movement_type] = statement ret[movement_type + "_sum"] = total_sum return ret def big_statement(self): label_list = ( self.object.operations.order_by("label").values_list("label").distinct() ) labels = Label.objects.filter(id__in=label_list).all() statement = collections.OrderedDict() gen_statement = collections.OrderedDict() no_label_statement = collections.OrderedDict() gen_statement.update(self.statement(self.object.operations.all(), "CREDIT")) gen_statement.update(self.statement(self.object.operations.all(), "DEBIT")) statement[_("General statement")] = gen_statement no_label_statement.update( self.statement(self.object.operations.filter(label=None).all(), "CREDIT") ) no_label_statement.update( self.statement(self.object.operations.filter(label=None).all(), "DEBIT") ) statement[_("No label operations")] = no_label_statement for l in labels: l_stmt = collections.OrderedDict() l_stmt.update( self.statement(self.object.operations.filter(label=l).all(), "CREDIT") ) l_stmt.update( self.statement(self.object.operations.filter(label=l).all(), "DEBIT") ) statement[l] = l_stmt return statement def get_context_data(self, **kwargs): """Add infos to the context""" kwargs = super(JournalNatureStatementView, self).get_context_data(**kwargs) kwargs["statement"] = self.big_statement() return kwargs class JournalPersonStatementView(JournalTabsMixin, CanViewMixin, DetailView): """ Calculate a dictionary with operation target and sum of operations """ model = GeneralJournal pk_url_kwarg = "j_id" template_name = "accounting/journal_statement_person.jinja" current_tab = "person_statement" def sum_by_target(self, target_id, target_type, movement_type): return self.object.operations.filter( accounting_type__movement_type=movement_type, target_id=target_id, target_type=target_type, ).aggregate(amount_sum=Sum("amount"))["amount_sum"] def statement(self, movement_type): statement = collections.OrderedDict() for op in ( self.object.operations.filter(accounting_type__movement_type=movement_type) .order_by("target_type", "target_id") .distinct() ): statement[op.target] = self.sum_by_target( op.target_id, op.target_type, movement_type ) return statement def total(self, movement_type): return sum(self.statement(movement_type).values()) def get_context_data(self, **kwargs): """Add journal to the context""" kwargs = super(JournalPersonStatementView, self).get_context_data(**kwargs) kwargs["credit_statement"] = self.statement("CREDIT") kwargs["debit_statement"] = self.statement("DEBIT") kwargs["total_credit"] = self.total("CREDIT") kwargs["total_debit"] = self.total("DEBIT") return kwargs class JournalAccountingStatementView(JournalTabsMixin, CanViewMixin, DetailView): """ Calculate a dictionary with operation type and sum of operations """ model = GeneralJournal pk_url_kwarg = "j_id" template_name = "accounting/journal_statement_accounting.jinja" current_tab = "accounting_statement" def statement(self): statement = collections.OrderedDict() for at in AccountingType.objects.order_by("code").all(): sum_by_type = self.object.operations.filter( accounting_type__code__startswith=at.code ).aggregate(amount_sum=Sum("amount"))["amount_sum"] if sum_by_type: statement[at] = sum_by_type return statement def get_context_data(self, **kwargs): """Add journal to the context""" kwargs = super(JournalAccountingStatementView, self).get_context_data(**kwargs) kwargs["statement"] = self.statement() return kwargs # Company views class CompanyListView(CanViewMixin, ListView): model = Company template_name = "accounting/co_list.jinja" class CompanyCreateView(CanCreateMixin, CreateView): """ Create a company """ model = Company fields = ["name"] template_name = "core/create.jinja" success_url = reverse_lazy("accounting:co_list") class CompanyEditView(CanCreateMixin, UpdateView): """ Edit a company """ model = Company pk_url_kwarg = "co_id" fields = ["name"] template_name = "core/edit.jinja" success_url = reverse_lazy("accounting:co_list") # Label views class LabelListView(CanViewMixin, DetailView): model = ClubAccount pk_url_kwarg = "clubaccount_id" template_name = "accounting/label_list.jinja" class LabelCreateView( CanCreateMixin, CreateView ): # FIXME we need to check the rights before creating the object model = Label form_class = modelform_factory( Label, fields=["name", "club_account"], widgets={"club_account": HiddenInput} ) template_name = "core/create.jinja" def get_initial(self): ret = super(LabelCreateView, self).get_initial() if "parent" in self.request.GET.keys(): obj = ClubAccount.objects.filter(id=int(self.request.GET["parent"])).first() if obj is not None: ret["club_account"] = obj.id return ret class LabelEditView(CanEditMixin, UpdateView): model = Label pk_url_kwarg = "label_id" fields = ["name"] template_name = "core/edit.jinja" class LabelDeleteView(CanEditMixin, DeleteView): model = Label pk_url_kwarg = "label_id" template_name = "core/delete_confirm.jinja" def get_success_url(self): return self.object.get_absolute_url() class CloseCustomerAccountForm(forms.Form): user = AutoCompleteSelectField( "users", label=_("Refound this account"), help_text=None, required=True ) class RefoundAccountView(FormView): """ Create a selling with the same amount than the current user money """ template_name = "accounting/refound_account.jinja" form_class = CloseCustomerAccountForm def permission(self, user): if user.is_root or user.is_in_group(pk=settings.SITH_GROUP_ACCOUNTING_ADMIN_ID): return True else: raise PermissionDenied def dispatch(self, request, *arg, **kwargs): res = super(RefoundAccountView, self).dispatch(request, *arg, **kwargs) if self.permission(request.user): return res def post(self, request, *arg, **kwargs): self.operator = request.user if self.permission(request.user): return super(RefoundAccountView, self).post(self, request, *arg, **kwargs) def form_valid(self, form): self.customer = form.cleaned_data["user"] self.create_selling() return super(RefoundAccountView, self).form_valid(form) def get_success_url(self): return reverse("accounting:refound_account") def create_selling(self): with transaction.atomic(): uprice = self.customer.customer.amount refound_club_counter = Counter.objects.get( id=settings.SITH_COUNTER_REFOUND_ID ) refound_club = refound_club_counter.club s = Selling( label=_("Refound account"), unit_price=uprice, quantity=1, seller=self.operator, customer=self.customer.customer, club=refound_club, counter=refound_club_counter, product=Product.objects.get(id=settings.SITH_PRODUCT_REFOUND_ID), ) s.save()