changes, fixes and improvements

app/apps/transactions/views/installment_plans.py

@@ -0,0 +1,139 @@
+from django.contrib import messages
+from django.contrib.auth.decorators import login_required
+from django.http import HttpResponse
+from django.shortcuts import render, get_object_or_404
+from django.utils import timezone
+from django.utils.translation import gettext_lazy as _
+from django.views.decorators.csrf import csrf_exempt
+from django.views.decorators.http import require_http_methods
+
+from apps.common.decorators.htmx import only_htmx
+from apps.transactions.forms import InstallmentPlanForm
+from apps.transactions.models import InstallmentPlan
+
+
+@login_required
+@require_http_methods(["GET"])
+def installment_plans_index(request):
+    return render(
+        request,
+        "installment_plans/pages/index.html",
+    )
+
+
+@only_htmx
+@login_required
+@require_http_methods(["GET"])
+def installment_plans_list(request):
+    installment_plans = InstallmentPlan.objects.all().order_by("-end_date")
+
+    return render(
+        request,
+        "installment_plans/fragments/list.html",
+        {"installment_plans": installment_plans},
+    )
+
+
+@only_htmx
+@login_required
+@require_http_methods(["GET"])
+def installment_plan_transactions(request, installment_plan_id):
+    installment_plan = get_object_or_404(InstallmentPlan, id=installment_plan_id)
+    transactions = installment_plan.transactions.all().order_by("reference_date", "id")
+    print(transactions)
+
+    return render(
+        request,
+        "installment_plans/fragments/list_transactions.html",
+        {"installment_plan": installment_plan, "transactions": transactions},
+    )
+
+
+@only_htmx
+@login_required
+@require_http_methods(["GET", "POST"])
+def installment_plan_add(request):
+    if request.method == "POST":
+        form = InstallmentPlanForm(request.POST)
+        if form.is_valid():
+            form.save()
+            messages.success(request, _("Installment Plan added successfully"))
+
+            return HttpResponse(
+                status=204,
+                headers={
+                    "HX-Trigger": "updated, hide_offcanvas, toasts",
+                },
+            )
+    else:
+        form = InstallmentPlanForm()
+
+    return render(
+        request,
+        "installment_plans/fragments/add.html",
+        {"form": form},
+    )
+
+
+@only_htmx
+@login_required
+@require_http_methods(["GET", "POST"])
+def installment_plan_edit(request, installment_plan_id):
+    installment_plan = get_object_or_404(InstallmentPlan, id=installment_plan_id)
+
+    if request.method == "POST":
+        form = InstallmentPlanForm(request.POST, instance=installment_plan)
+        if form.is_valid():
+            form.save()
+            messages.success(request, _("Installment Plan updated successfully"))
+
+            return HttpResponse(
+                status=204,
+                headers={
+                    "HX-Trigger": "updated, hide_offcanvas, toasts",
+                },
+            )
+    else:
+        form = InstallmentPlanForm(instance=installment_plan)
+
+    return render(
+        request,
+        "installment_plans/fragments/edit.html",
+        {"form": form, "installment_plan": installment_plan},
+    )
+
+
+@only_htmx
+@login_required
+@require_http_methods(["GET"])
+def installment_plan_refresh(request, installment_plan_id):
+    installment_plan = get_object_or_404(InstallmentPlan, id=installment_plan_id)
+    installment_plan.update_transactions()
+
+    messages.success(request, _("Installment Plan refreshed successfully"))
+
+    return HttpResponse(
+        status=204,
+        headers={
+            "HX-Trigger": "updated, hide_offcanvas, toasts",
+        },
+    )
+
+
+@only_htmx
+@login_required
+@csrf_exempt
+@require_http_methods(["DELETE"])
+def installment_plan_delete(request, installment_plan_id):
+    installment_plan = get_object_or_404(InstallmentPlan, id=installment_plan_id)
+
+    installment_plan.delete()
+
+    messages.success(request, _("Installment Plan deleted successfully"))
+
+    return HttpResponse(
+        status=204,
+        headers={
+            "HX-Trigger": "updated, hide_offcanvas, toasts",
+        },
+    )