Initial claims system setup

claims/forms.py

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+from django import forms
+from django.contrib.auth import get_user_model, password_validation
+from django.core.exceptions import ValidationError
+
+from .models import Claim, Project
+
+User = get_user_model()
+
+
+class ClaimantForm(forms.Form):
+    full_name = forms.CharField(max_length=255, label="Namn")
+    email = forms.EmailField(label="E-post")
+    account_number = forms.CharField(max_length=50, label="Kontonummer")
+
+
+class ClaimLineForm(forms.ModelForm):
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+        if not self.is_bound:
+            self.fields["currency"].initial = Claim.Currency.SEK
+        self.fields["project"].queryset = Project.objects.filter(is_active=True).order_by("name")
+        self.fields["project"].required = False
+
+    class Meta:
+        model = Claim
+        fields = ["description", "amount", "currency", "project", "receipt"]
+        labels = {
+            "description": "Beskrivning",
+            "amount": "Belopp",
+            "currency": "Valuta",
+            "project": "Evenemang/Projekt",
+            "receipt": "Kvitto",
+        }
+        widgets = {
+            "description": forms.Textarea(attrs={"rows": 3}),
+        }
+
+
+class ClaimDecisionForm(forms.Form):
+    ACTION_APPROVE = "approve"
+    ACTION_REJECT = "reject"
+    ACTION_CHOICES = (
+        (ACTION_APPROVE, "Godkänn"),
+        (ACTION_REJECT, "Neka"),
+    )
+
+    claim_id = forms.IntegerField(widget=forms.HiddenInput)
+    action = forms.ChoiceField(choices=ACTION_CHOICES)
+    decision_note = forms.CharField(
+        required=False,
+        widget=forms.Textarea(attrs={"rows": 2, "placeholder": "Kommentar"}),
+    )
+
+    def clean(self):
+        cleaned = super().clean()
+        action = cleaned.get("action")
+        note = cleaned.get("decision_note", "").strip()
+        if action == self.ACTION_REJECT and not note:
+            self.add_error("decision_note", "Kommentar krävs när du nekar ett utlägg.")
+        return cleaned
+
+
+class UserManagementForm(forms.Form):
+    username = forms.CharField(max_length=150, label="Användarnamn")
+    email = forms.EmailField(required=False, label="E-post")
+    first_name = forms.CharField(max_length=150, required=False, label="Förnamn")
+    last_name = forms.CharField(max_length=150, required=False, label="Efternamn")
+    password1 = forms.CharField(widget=forms.PasswordInput, label="Lösenord")
+    password2 = forms.CharField(widget=forms.PasswordInput, label="Bekräfta lösenord")
+    is_staff = forms.BooleanField(required=False, initial=True, label="Administratör (staff)")
+    grant_view = forms.BooleanField(required=False, initial=True, label="Ge behörighet att se utlägg")
+    grant_change = forms.BooleanField(required=False, initial=True, label="Ge behörighet att besluta utlägg")
+
+    def clean_username(self):
+        username = self.cleaned_data["username"]
+        if User.objects.filter(username=username).exists():
+            raise forms.ValidationError("Användarnamnet är upptaget.")
+        return username
+
+    def clean(self):
+        cleaned = super().clean()
+        if cleaned.get("password1") != cleaned.get("password2"):
+            self.add_error("password2", "Lösenorden matchar inte.")
+        password = cleaned.get("password1")
+        if password:
+            temp_user = User(
+                username=cleaned.get("username", ""),
+                email=cleaned.get("email", ""),
+                first_name=cleaned.get("first_name", ""),
+                last_name=cleaned.get("last_name", ""),
+            )
+            try:
+                password_validation.validate_password(password, temp_user)
+            except ValidationError as exc:
+                self.add_error("password1", exc)
+        return cleaned
+
+
+class UserPermissionForm(forms.Form):
+    user_id = forms.IntegerField(widget=forms.HiddenInput)
+    is_staff = forms.BooleanField(required=False, label="Admin/staff")
+    grant_view = forms.BooleanField(required=False, label="Får se utlägg")
+    grant_change = forms.BooleanField(required=False, label="Får besluta utlägg")
+
+
+class DeleteUserForm(forms.Form):
+    user_id = forms.IntegerField(widget=forms.HiddenInput)