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292 lines
9.4 KiB
Python
292 lines
9.4 KiB
Python
"""
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Author: Michel Peltriaux
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Organization: Struktur- und Genehmigungsdirektion Nord, Rhineland-Palatinate, Germany
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Contact: ksp-servicestelle@sgdnord.rlp.de
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Created on: 19.08.22
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"""
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from django.contrib import messages
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from django.contrib.auth.decorators import login_required
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from django.db.models import Sum
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from django.http import HttpRequest, JsonResponse
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from django.shortcuts import get_object_or_404, redirect, render
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from django.urls import reverse
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from django.utils.translation import gettext_lazy as _
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from compensation.forms.eco_account import EditEcoAccountForm, NewEcoAccountForm, RemoveEcoAccountModalForm
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from compensation.models import EcoAccount
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from compensation.tables.eco_account import EcoAccountTable
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from konova.contexts import BaseContext
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from konova.decorators import shared_access_required, default_group_required, any_group_check, login_required_modal, \
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uuid_required
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from konova.forms import SimpleGeomForm
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from konova.settings import ETS_GROUP, DEFAULT_GROUP, ZB_GROUP
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from konova.sub_settings.context_settings import TAB_TITLE_IDENTIFIER
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from konova.utils.message_templates import CANCEL_ACC_RECORDED_OR_DEDUCTED, RECORDED_BLOCKS_EDIT, FORM_INVALID, \
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IDENTIFIER_REPLACED, DO_NOT_FORGET_TO_SHARE, GEOMETRY_SIMPLIFIED
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@login_required
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@any_group_check
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def index_view(request: HttpRequest):
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"""
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Renders the index view for eco accounts
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Args:
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request (HttpRequest): The incoming request
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Returns:
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A rendered view
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"""
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template = "generic_index.html"
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eco_accounts = EcoAccount.objects.filter(
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deleted=None,
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).order_by(
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"-modified__timestamp"
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)
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table = EcoAccountTable(
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request=request,
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queryset=eco_accounts
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)
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context = {
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"table": table,
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TAB_TITLE_IDENTIFIER: _("Eco-account - Overview"),
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}
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context = BaseContext(request, context).context
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return render(request, template, context)
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@login_required
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@default_group_required
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def new_view(request: HttpRequest):
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"""
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Renders a view for a new eco account creation
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Args:
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request (HttpRequest): The incoming request
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Returns:
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"""
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template = "compensation/form/view.html"
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data_form = NewEcoAccountForm(request.POST or None)
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geom_form = SimpleGeomForm(request.POST or None, read_only=False)
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if request.method == "POST":
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if data_form.is_valid() and geom_form.is_valid():
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generated_identifier = data_form.cleaned_data.get("identifier", None)
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acc = data_form.save(request.user, geom_form)
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if generated_identifier != acc.identifier:
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messages.info(
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request,
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IDENTIFIER_REPLACED.format(
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generated_identifier,
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acc.identifier
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)
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)
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messages.success(request, _("Eco-Account {} added").format(acc.identifier))
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if geom_form.geometry_simplified:
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messages.info(
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request,
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GEOMETRY_SIMPLIFIED
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)
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return redirect("compensation:acc:detail", id=acc.id)
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else:
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messages.error(request, FORM_INVALID, extra_tags="danger",)
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else:
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# For clarification: nothing in this case
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pass
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context = {
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"form": data_form,
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"geom_form": geom_form,
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TAB_TITLE_IDENTIFIER: _("New Eco-Account"),
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}
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context = BaseContext(request, context).context
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return render(request, template, context)
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@login_required
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@default_group_required
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def new_id_view(request: HttpRequest):
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""" JSON endpoint
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Provides fetching of free identifiers for e.g. AJAX calls
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"""
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tmp = EcoAccount()
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identifier = tmp.generate_new_identifier()
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while EcoAccount.objects.filter(identifier=identifier).exists():
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identifier = tmp.generate_new_identifier()
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return JsonResponse(
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data={
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"gen_data": identifier
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}
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)
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@login_required
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@default_group_required
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@shared_access_required(EcoAccount, "id")
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def edit_view(request: HttpRequest, id: str):
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"""
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Renders a view for editing compensations
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Args:
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request (HttpRequest): The incoming request
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Returns:
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"""
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template = "compensation/form/view.html"
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# Get object from db
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acc = get_object_or_404(EcoAccount, id=id)
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if acc.is_recorded:
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messages.info(
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request,
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RECORDED_BLOCKS_EDIT
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)
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return redirect("compensation:acc:detail", id=id)
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# Create forms, initialize with values from db/from POST request
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data_form = EditEcoAccountForm(request.POST or None, instance=acc)
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geom_form = SimpleGeomForm(request.POST or None, read_only=False, instance=acc)
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if request.method == "POST":
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data_form_valid = data_form.is_valid()
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geom_form_valid = geom_form.is_valid()
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if data_form_valid and geom_form_valid:
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# The data form takes the geom form for processing, as well as the performing user
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acc = data_form.save(request.user, geom_form)
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messages.success(request, _("Eco-Account {} edited").format(acc.identifier))
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if geom_form.geometry_simplified:
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messages.info(
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request,
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GEOMETRY_SIMPLIFIED
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)
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return redirect("compensation:acc:detail", id=acc.id)
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else:
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messages.error(request, FORM_INVALID, extra_tags="danger",)
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else:
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# For clarification: nothing in this case
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pass
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context = {
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"form": data_form,
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"geom_form": geom_form,
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TAB_TITLE_IDENTIFIER: _("Edit {}").format(acc.identifier),
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}
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context = BaseContext(request, context).context
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return render(request, template, context)
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@login_required
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@any_group_check
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@uuid_required
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def detail_view(request: HttpRequest, id: str):
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""" Renders a detail view for a compensation
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Args:
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request (HttpRequest): The incoming request
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id (str): The compensation's id
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Returns:
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"""
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template = "compensation/detail/eco_account/view.html"
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acc = get_object_or_404(
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EcoAccount.objects.prefetch_related(
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"deadlines",
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).select_related(
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'geometry',
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'responsible',
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),
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id=id,
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deleted=None,
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)
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geom_form = SimpleGeomForm(instance=acc)
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parcels = acc.get_underlying_parcels()
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_user = request.user
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is_data_shared = acc.is_shared_with(_user)
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# Order states according to surface
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before_states = acc.before_states.order_by("-surface")
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after_states = acc.after_states.order_by("-surface")
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# Precalculate logical errors between before- and after-states
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# Sum() returns None in case of no states, so we catch that and replace it with 0 for easier handling
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sum_before_states = acc.get_surface_before_states()
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sum_after_states = acc.get_surface_after_states()
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diff_states = abs(sum_before_states - sum_after_states)
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# Calculate rest of available surface for deductions
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available_total = acc.deductable_rest
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available_relative = acc.get_deductable_rest_relative()
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# Prefetch related data to decrease the amount of db connections
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deductions = acc.deductions.filter(
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intervention__deleted=None,
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)
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actions = acc.actions.all()
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request = acc.set_status_messages(request)
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requesting_user_is_only_shared_user = acc.is_only_shared_with(_user)
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if requesting_user_is_only_shared_user:
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messages.info(
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request,
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DO_NOT_FORGET_TO_SHARE
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)
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context = {
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"obj": acc,
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"geom_form": geom_form,
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"parcels": parcels,
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"is_entry_shared": is_data_shared,
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"before_states": before_states,
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"after_states": after_states,
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"sum_before_states": sum_before_states,
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"sum_after_states": sum_after_states,
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"diff_states": diff_states,
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"available": available_relative,
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"available_total": available_total,
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"is_default_member": _user.in_group(DEFAULT_GROUP),
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"is_zb_member": _user.in_group(ZB_GROUP),
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"is_ets_member": _user.in_group(ETS_GROUP),
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"LANIS_LINK": acc.get_LANIS_link(),
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"deductions": deductions,
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"actions": actions,
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TAB_TITLE_IDENTIFIER: f"{acc.identifier} - {acc.title}",
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"has_finished_deadlines": acc.get_finished_deadlines().exists(),
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}
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context = BaseContext(request, context).context
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return render(request, template, context)
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@login_required_modal
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@login_required
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@default_group_required
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@shared_access_required(EcoAccount, "id")
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def remove_view(request: HttpRequest, id: str):
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""" Renders a modal view for removing the eco account
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Args:
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request (HttpRequest): The incoming request
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id (str): The account's id
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Returns:
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"""
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acc = get_object_or_404(EcoAccount, id=id)
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# If the eco account has already been recorded OR there are already deductions, it can not be deleted by a regular
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# default group user
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if acc.recorded is not None or acc.deductions.exists():
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user = request.user
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if not user.in_group(ETS_GROUP):
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messages.info(request, CANCEL_ACC_RECORDED_OR_DEDUCTED)
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return redirect("compensation:acc:detail", id=id)
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form = RemoveEcoAccountModalForm(request.POST or None, instance=acc, request=request)
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return form.process_request(
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request=request,
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msg_success=_("Eco-account removed"),
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redirect_url=reverse("compensation:acc:index"),
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)
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