Files
WYGIWYH/app/apps/currencies/views/exchange_rates.py

151 lines
4.0 KiB
Python

from django.contrib import messages
from django.contrib.auth.decorators import login_required
from django.core.paginator import Paginator
from django.db.models import CharField, Value
from django.db.models.functions import Concat
from django.http import HttpResponse
from django.shortcuts import render, get_object_or_404
from django.utils.translation import gettext_lazy as _
from django.views.decorators.http import require_http_methods
from apps.common.decorators.htmx import only_htmx
from apps.currencies.forms import ExchangeRateForm
from apps.currencies.models import ExchangeRate
@login_required
@require_http_methods(["GET"])
def exchange_rates_index(request):
return render(
request,
"exchange_rates/pages/index.html",
)
@only_htmx
@login_required
@require_http_methods(["GET"])
def exchange_rates_list(request):
pairings = (
ExchangeRate.objects.values("from_currency__name", "to_currency__name")
.distinct()
.annotate(
pair=Concat(
"from_currency__name",
Value(" x "),
"to_currency__name",
output_field=CharField(),
)
)
.values_list("pair", "from_currency__name", "to_currency__name")
)
return render(
request,
"exchange_rates/fragments/list.html",
{"pairings": pairings},
)
@only_htmx
@login_required
@require_http_methods(["GET"])
def exchange_rates_list_pair(request):
from_currency = request.GET.get("from")
to_currency = request.GET.get("to")
if from_currency and to_currency:
exchange_rates = ExchangeRate.objects.filter(
from_currency__name=from_currency, to_currency__name=to_currency
).order_by("-date")
else:
exchange_rates = ExchangeRate.objects.all().order_by("-date")
page_number = request.GET.get("page", 1)
paginator = Paginator(exchange_rates, 100)
page_obj = paginator.get_page(page_number)
return render(
request,
"exchange_rates/fragments/table.html",
{
"exchange_rates": exchange_rates,
"paginator": paginator,
"page_obj": page_obj,
"from_currency": from_currency,
"to_currency": to_currency,
},
)
@only_htmx
@login_required
@require_http_methods(["GET", "POST"])
def exchange_rate_add(request):
if request.method == "POST":
form = ExchangeRateForm(request.POST)
if form.is_valid():
form.save()
messages.success(request, _("Exchange rate added successfully"))
return HttpResponse(
status=204,
headers={
"HX-Trigger": "updated, hide_offcanvas",
},
)
else:
form = ExchangeRateForm()
return render(
request,
"exchange_rates/fragments/add.html",
{"form": form},
)
@only_htmx
@login_required
@require_http_methods(["GET", "POST"])
def exchange_rate_edit(request, pk):
exchange_rate = get_object_or_404(ExchangeRate, id=pk)
if request.method == "POST":
form = ExchangeRateForm(request.POST, instance=exchange_rate)
if form.is_valid():
form.save()
messages.success(request, _("Exchange rate updated successfully"))
return HttpResponse(
status=204,
headers={
"HX-Trigger": "updated, hide_offcanvas",
},
)
else:
form = ExchangeRateForm(instance=exchange_rate)
return render(
request,
"exchange_rates/fragments/edit.html",
{"form": form, "exchange_rate": exchange_rate},
)
@only_htmx
@login_required
@require_http_methods(["DELETE"])
def exchange_rate_delete(request, pk):
exchange_rate = get_object_or_404(ExchangeRate, id=pk)
exchange_rate.delete()
messages.success(request, _("Exchange rate deleted successfully"))
return HttpResponse(
status=204,
headers={
"HX-Trigger": "updated, hide_offcanvas",
},
)