Initial commit
This commit is contained in:
Felix Baumann
@@ -0,0 +1,431 @@
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from django.contrib.auth.decorators import login_required
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from accounts.decorators import permission_required
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from django.shortcuts import render, get_object_or_404, redirect
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from projects.models import ProjectMembership
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from .models import InventoryItem, InventoryCategory, InventoryLocation, ProjectInventoryItem, ShoppingItem, Category, Supplier
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from django.contrib.auth.models import User
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from .forms import InventoryItemForm, ShoppingItemForm
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from django.db.models import Sum, Value, F
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from django_tables2 import RequestConfig
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from .tables import ProjectInventoryItemTable, ShoppingItemTable, InventoryAddTable, InventoryGlobalTable
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from django.db.models.functions import Coalesce
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@login_required
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@permission_required("projects_inventory_inventory_view")
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def inventory_overview(request, project_id):
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membership = get_object_or_404(
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ProjectMembership,
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user=request.user,
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project_id=project_id
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)
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project = membership.project
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items = (
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ProjectInventoryItem.objects
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.select_related(
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"item",
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"item__category",
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"item__location",
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"item__responsible",
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)
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.filter(project=project)
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.order_by("item__name")
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)
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table = ProjectInventoryItemTable(items)
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# Zusatzdaten für TemplateColumns
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table.project = project
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RequestConfig(
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request,
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paginate=False
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).configure(table)
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shopping_items = (
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ShoppingItem.objects
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.select_related(
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"category",
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"supplier"
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)
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.filter(project=project)
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.order_by("name")
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)
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shopping_table = ShoppingItemTable(shopping_items)
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shopping_table.project = project
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shopping_table.categories = Category.objects.order_by("name")
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shopping_table.suppliers = Supplier.objects.order_by("name")
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return render(request, "inventory/overview.html", {
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"project": project,
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"table": table,
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"shopping_table": shopping_table,
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})
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@login_required
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@permission_required("projects_inventory_shopping_add")
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def shopping_add(request, project_id):
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membership = get_object_or_404(
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ProjectMembership,
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user=request.user,
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project_id=project_id
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)
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project = membership.project
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if request.method == "POST":
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form = ShoppingItemForm(request.POST)
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if form.is_valid():
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item = form.save(commit=False)
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item.project = project
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item.save()
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return redirect(
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"inventory:overview",
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project_id=project.id
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)
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else:
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form = ShoppingItemForm()
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return render(
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request,
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"inventory/shopping_add.html",
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{
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"project": project,
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"form": form,
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}
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)
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@login_required
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@permission_required("projects_inventory_inventory_add")
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def inventory_add(request, project_id):
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membership = get_object_or_404(
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ProjectMembership,
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user=request.user,
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project_id=project_id
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)
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project = membership.project
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items = (
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InventoryItem.objects
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.select_related(
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"category",
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"location"
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)
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.annotate(
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used_quantity=Coalesce(
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Sum("projectinventoryitem__quantity"),
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Value(0)
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)
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)
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.annotate(
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available_quantity=F("quantity") - F("used_quantity")
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)
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.filter(
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available_quantity__gt=0
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)
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.order_by("name")
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)
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if request.method == "POST":
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for item in items:
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quantity = request.POST.get(
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f"item_{item.id}"
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)
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if not quantity:
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continue
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quantity = int(quantity)
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if quantity <= 0:
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continue
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if quantity > item.available_quantity:
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continue
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project_item, created = ProjectInventoryItem.objects.get_or_create(
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project=project,
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item=item,
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defaults={
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"quantity": quantity,
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"status": ProjectInventoryItem.Status.OPEN,
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}
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)
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if not created:
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project_item.quantity += quantity
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project_item.save()
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return redirect(
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"inventory:overview",
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project_id=project.id
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)
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table = InventoryAddTable(items)
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RequestConfig(
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request,
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paginate=False
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).configure(table)
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return render(
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request,
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"inventory/add.html",
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{
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"project": project,
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"table": table,
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}
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)
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@login_required
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@permission_required("inventory_view")
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def inventory_global_overview(request):
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items = (
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InventoryItem.objects
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.select_related(
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"category",
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"location",
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"responsible"
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)
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.annotate(
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used_quantity=Coalesce(
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Sum("projectinventoryitem__quantity"),
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Value(0)
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)
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)
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.annotate(
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available_quantity=F("quantity") - F("used_quantity")
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)
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.order_by("name")
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)
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for item in items:
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used_quantity = (
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ProjectInventoryItem.objects
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.filter(item=item)
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.aggregate(total=Sum("quantity"))
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.get("total") or 0
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)
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item.available_quantity = max(
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0,
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item.quantity - used_quantity
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)
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table = InventoryGlobalTable(items)
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table.categories = InventoryCategory.objects.all()
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table.locations = InventoryLocation.objects.all()
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table.users = User.objects.order_by("username")
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RequestConfig(
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request,
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paginate=False
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).configure(table)
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return render(
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request,
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"inventory/global/overview.html",
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{
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"table": table,
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}
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)
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@login_required
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@permission_required("inventory_add")
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def inventory_global_add(request):
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if request.method == "POST":
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form = InventoryItemForm(request.POST)
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if form.is_valid():
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form.save()
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return redirect("inventory_global:overview")
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else:
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form = InventoryItemForm()
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return render(request, "inventory/global/add.html", {"form": form,})
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@login_required
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@permission_required("projects_inventory_inventory_delete")
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def inventory_delete(request, project_id, item_id):
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membership = get_object_or_404(ProjectMembership, user=request.user, project_id=project_id)
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item = get_object_or_404(ProjectInventoryItem, id=item_id, project=membership.project)
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if request.method == "POST":
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item.delete()
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return redirect("inventory:overview", project_id=project_id)
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@login_required
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@permission_required("projects_inventory_shopping_delete")
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def shopping_delete(request, project_id, item_id):
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membership = get_object_or_404(ProjectMembership, user=request.user, project_id=project_id)
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item = get_object_or_404(ShoppingItem, id=item_id, project=membership.project)
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if request.method == "POST":
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item.delete()
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return redirect("inventory:overview", project_id=project_id)
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@login_required
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@permission_required("inventory_delete")
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def inventory_global_delete(request, item_id):
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item = get_object_or_404(
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InventoryItem,
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id=item_id
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)
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if request.method == "POST":
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item.delete()
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return redirect("inventory_global:overview")
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@login_required
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@permission_required("projects_inventory_inventory_edit")
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def inventory_edit(request, project_id, item_id):
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membership = get_object_or_404(ProjectMembership, user=request.user, project_id=project_id)
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item = get_object_or_404(ProjectInventoryItem, id=item_id, project=membership.project)
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if request.method == "POST":
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item.quantity = request.POST.get("quantity") or 0
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item.status = request.POST.get("status")
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item.save()
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return redirect("inventory:overview", project_id=project_id)
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return render(
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request,
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"inventory/edit.html",
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{
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"project": membership.project,
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"item": item,
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}
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)
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@login_required
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@permission_required("projects_inventory_shopping_edit")
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def shopping_edit(request, project_id, item_id):
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membership = get_object_or_404(ProjectMembership, user=request.user, project_id=project_id)
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item = get_object_or_404(ShoppingItem, id=item_id, project=membership.project)
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if request.method == "POST":
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item.name = request.POST.get("name")
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item.description = request.POST.get("description", "")
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item.quantity = request.POST.get("quantity") or 1
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item.price = request.POST.get("price") or None
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item.category_id = request.POST.get("category") or None
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item.supplier_id = request.POST.get("supplier") or None
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item.save()
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return redirect("inventory:overview", project_id=project_id)
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return render(
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request,
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"inventory/shopping_edit.html",
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{
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"project": membership.project,
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"item": item,
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"categories": Category.objects.all(),
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"suppliers": Supplier.objects.all(),
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}
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)
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@login_required
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@permission_required("inventory_edit")
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def inventory_global_edit(request, item_id):
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item = get_object_or_404(
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InventoryItem,
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id=item_id
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)
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if request.method == "POST":
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item.name = request.POST.get("name")
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item.quantity = request.POST.get("quantity")
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item.article_number = request.POST.get("article_number")
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item.description = request.POST.get("description", "")
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item.category_id = request.POST.get("category") or None
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item.location_id = request.POST.get("location") or None
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item.responsible_id = request.POST.get("responsible") or None
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item.save()
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return redirect("inventory_global:overview")
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return render(
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request,
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"inventory/global/edit.html",
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{
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"item": item,
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"categories": InventoryCategory.objects.all(),
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"locations": InventoryLocation.objects.all(),
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"users": User.objects.order_by("username"),
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}
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)
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