implement report feature

app/reports/forms.py

@@ -0,0 +1,157 @@
+from django import forms
+from django.utils.translation import gettext_lazy as _
+from django.core.exceptions import ValidationError
+from datetime import date, timedelta
+from sendemail.models import Emailadress
+from .models import AutomaticReport
+
+
+class DateInput(forms.DateInput):
+    input_type = "date"
+
+
+class ManualReportForm(forms.Form):
+    """Form for creating manual reports."""
+    
+    # Email selection
+    email_addresses = forms.ModelMultipleChoiceField(
+        queryset=Emailadress.objects.all(),
+        required=False,
+        widget=forms.CheckboxSelectMultiple,
+        label=_("E-Mail-Adressen"),
+        help_text=_("Wählen Sie E-Mail-Adressen aus oder lassen Sie das Feld leer für nur Download")
+    )
+    
+    custom_email = forms.EmailField(
+        required=False,
+        label=_("Zusätzliche E-Mail-Adresse"),
+        help_text=_("Optional: Geben Sie eine zusätzliche E-Mail-Adresse ein")
+    )
+    
+    # Date range
+    date_from = forms.DateField(
+        widget=DateInput(format="%Y-%m-%d"),
+        label=_("Von"),
+        initial=lambda: date.today() - timedelta(days=90),  # 3 months ago
+        help_text=_("Startdatum für den Report")
+    )
+    
+    date_to = forms.DateField(
+        widget=DateInput(format="%Y-%m-%d"),
+        label=_("Bis"),
+        initial=date.today,
+        help_text=_("Enddatum für den Report")
+    )
+    
+    # Filter options
+    include_naturschutzbehoerde = forms.BooleanField(
+        required=False,
+        initial=True,
+        label=_("Naturschutzbehörde"),
+        help_text=_("Vögel einschließen, die an Naturschutzbehörde gemeldet werden")
+    )
+    
+    include_jagdbehoerde = forms.BooleanField(
+        required=False,
+        initial=False,
+        label=_("Jagdbehörde"),
+        help_text=_("Vögel einschließen, die an Jagdbehörde gemeldet werden")
+    )
+    
+    # Action choice
+    action_choices = [
+        ('download', _('Nur herunterladen')),
+        ('email', _('Per E-Mail senden')),
+        ('both', _('Herunterladen und per E-Mail senden')),
+    ]
+    
+    action = forms.ChoiceField(
+        choices=action_choices,
+        widget=forms.RadioSelect,
+        initial='download',
+        label=_("Aktion")
+    )
+
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+        # Set default date_from to 3 months ago
+        if not self.initial.get('date_from'):
+            self.fields['date_from'].initial = date.today() - timedelta(days=90)
+
+    def clean(self):
+        cleaned_data = super().clean()
+        date_from = cleaned_data.get('date_from')
+        date_to = cleaned_data.get('date_to')
+        action = cleaned_data.get('action')
+        email_addresses = cleaned_data.get('email_addresses')
+        custom_email = cleaned_data.get('custom_email')
+
+        # Validate date range
+        if date_from and date_to:
+            if date_from > date_to:
+                raise ValidationError(
+                    _("Das 'Von'-Datum darf nicht nach dem 'Bis'-Datum liegen.")
+                )
+
+        # Validate email requirements for email actions
+        if action in ['email', 'both']:
+            if not email_addresses and not custom_email:
+                raise ValidationError(
+                    _("Für E-Mail-Versendung müssen E-Mail-Adressen ausgewählt oder eingegeben werden.")
+                )
+        
+        # Validate at least one filter is selected
+        include_naturschutz = cleaned_data.get('include_naturschutzbehoerde')
+        include_jagd = cleaned_data.get('include_jagdbehoerde')
+        
+        if not include_naturschutz and not include_jagd:
+            raise ValidationError(
+                _("Mindestens eine Kategorie (Naturschutzbehörde oder Jagdbehörde) muss ausgewählt werden.")
+            )
+
+        return cleaned_data
+
+
+class AutomaticReportForm(forms.ModelForm):
+    """Form for creating/editing automatic reports."""
+    
+    class Meta:
+        model = AutomaticReport
+        fields = [
+            'name',
+            'description',
+            'email_addresses',
+            'include_naturschutzbehoerde',
+            'include_jagdbehoerde',
+            'frequency',
+            'is_active'
+        ]
+        widgets = {
+            'description': forms.Textarea(attrs={'rows': 3}),
+            'email_addresses': forms.CheckboxSelectMultiple,
+        }
+
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+        self.fields['email_addresses'].queryset = Emailadress.objects.all()
+
+    def clean(self):
+        cleaned_data = super().clean()
+        
+        # Validate at least one filter is selected
+        include_naturschutz = cleaned_data.get('include_naturschutzbehoerde')
+        include_jagd = cleaned_data.get('include_jagdbehoerde')
+        
+        if not include_naturschutz and not include_jagd:
+            raise ValidationError(
+                _("Mindestens eine Kategorie (Naturschutzbehörde oder Jagdbehörde) muss ausgewählt werden.")
+            )
+        
+        # Validate email addresses are selected
+        email_addresses = cleaned_data.get('email_addresses')
+        if not email_addresses:
+            raise ValidationError(
+                _("Für automatische Reports müssen E-Mail-Adressen ausgewählt werden.")
+            )
+
+        return cleaned_data