huge fix

installations/forms.py

@@ -0,0 +1,208 @@
+from django import forms
+from django.core.exceptions import ValidationError
+from .models import InstallationReport
+from wells.models import WaterMeterManufacturer
+
+
+class InstallationReportForm(forms.ModelForm):
+    # Additional fields for manufacturer handling
+    new_manufacturer = forms.CharField(
+        max_length=100, 
+        required=False, 
+        widget=forms.TextInput(attrs={
+            'class': 'form-control',
+            'placeholder': 'شرکت سازنده جدید',
+            'style': 'display:none;'
+        })
+    )
+    
+    class Meta:
+        model = InstallationReport
+        fields = [
+            'visited_date', 'new_water_meter_serial', 'seal_number',
+            'utm_x', 'utm_y', 'meter_type', 'meter_size',
+            'discharge_pipe_diameter', 'usage_type', 'exploitation_license_number',
+            'motor_power', 'pre_calibration_flow_rate', 'post_calibration_flow_rate',
+            'water_meter_manufacturer', 'sim_number', 'driving_force',
+            'is_meter_suspicious', 'description'
+        ]
+        
+        widgets = {
+            'visited_date': forms.DateInput(attrs={
+                'type': 'date',
+                'class': 'form-control',
+                'required': True
+            }),
+            'new_water_meter_serial': forms.TextInput(attrs={
+                'class': 'form-control'
+            }),
+            'seal_number': forms.TextInput(attrs={
+                'class': 'form-control'
+            }),
+            'utm_x': forms.NumberInput(attrs={
+                'class': 'form-control',
+                'step': '1'
+            }),
+            'utm_y': forms.NumberInput(attrs={
+                'class': 'form-control',
+                'step': '1'
+            }),
+            'meter_type': forms.Select(attrs={
+                'class': 'form-select'
+            }, choices=[
+                ('', 'انتخاب کنید'),
+                ('smart', 'هوشمند (آبی/برق)'),
+                ('volumetric', 'حجمی')
+            ]),
+            'meter_size': forms.TextInput(attrs={
+                'class': 'form-control'
+            }),
+            'discharge_pipe_diameter': forms.NumberInput(attrs={
+                'class': 'form-control',
+                'min': '0',
+                'step': '1'
+            }),
+            'usage_type': forms.Select(attrs={
+                'class': 'form-select'
+            }, choices=[
+                ('', 'انتخاب کنید'),
+                ('domestic', 'شرب و خدمات'),
+                ('agriculture', 'کشاورزی'),
+                ('industrial', 'صنعتی')
+            ]),
+            'exploitation_license_number': forms.TextInput(attrs={
+                'class': 'form-control',
+                'required': True
+            }),
+            'motor_power': forms.NumberInput(attrs={
+                'class': 'form-control',
+                'min': '0',
+                'step': '1'
+            }),
+            'pre_calibration_flow_rate': forms.NumberInput(attrs={
+                'class': 'form-control',
+                'min': '0',
+                'step': '0.01'
+            }),
+            'post_calibration_flow_rate': forms.NumberInput(attrs={
+                'class': 'form-control',
+                'min': '0',
+                'step': '0.01'
+            }),
+            'water_meter_manufacturer': forms.Select(attrs={
+                'class': 'form-select',
+                'id': 'id_water_meter_manufacturer'
+            }),
+            'sim_number': forms.TextInput(attrs={
+                'class': 'form-control'
+            }),
+            'driving_force': forms.TextInput(attrs={
+                'class': 'form-control'
+            }),
+            'is_meter_suspicious': forms.CheckboxInput(attrs={
+                'class': 'form-check-input',
+                'id': 'id_is_meter_suspicious'
+            }),
+            'description': forms.Textarea(attrs={
+                'class': 'form-control',
+                'rows': 3
+            })
+        }
+        
+        labels = {
+            'visited_date': 'تاریخ مراجعه',
+            'new_water_meter_serial': 'سریال کنتور جدید',
+            'seal_number': 'شماره پلمپ',
+            'utm_x': 'UTM X',
+            'utm_y': 'UTM Y',
+            'meter_type': 'نوع کنتور',
+            'meter_size': 'سایز کنتور',
+            'discharge_pipe_diameter': 'قطر لوله آبده (اینچ)',
+            'usage_type': 'نوع مصرف',
+            'exploitation_license_number': 'شماره پروانه بهره‌برداری',
+            'motor_power': 'قدرت موتور (کیلووات ساعت)',
+            'pre_calibration_flow_rate': 'دبی قبل از کالیبراسیون (لیتر بر ثانیه)',
+            'post_calibration_flow_rate': 'دبی بعد از کالیبراسیون (لیتر بر ثانیه)',
+            'water_meter_manufacturer': 'شرکت سازنده کنتور',
+            'sim_number': 'شماره سیمکارت',
+            'driving_force': 'نیرو محرکه چاه',
+            'is_meter_suspicious': 'کنتور مشکوک است',
+            'description': 'توضیحات'
+        }
+
+    def __init__(self, *args, **kwargs):
+        self.user_is_installer = kwargs.pop('user_is_installer', False)
+        self.instance_well = kwargs.pop('instance_well', None)
+        super().__init__(*args, **kwargs)
+        
+        # Set manufacturer choices
+        manufacturers = WaterMeterManufacturer.objects.filter(is_deleted=False)
+        manufacturer_choices = [('', 'انتخاب شرکت سازنده')]
+        manufacturer_choices.extend([(m.id, m.name) for m in manufacturers])
+        self.fields['water_meter_manufacturer'].choices = manufacturer_choices
+        
+        # Pre-fill UTM from well if available and no existing report data
+        if self.instance_well and not self.instance.pk:
+            if self.instance_well.utm_x:
+                self.initial['utm_x'] = self.instance_well.utm_x
+            if self.instance_well.utm_y:
+                self.initial['utm_y'] = self.instance_well.utm_y
+        
+        # Disable fields for non-installers
+        if not self.user_is_installer:
+            for field_name, field in self.fields.items():
+                if field_name != 'new_manufacturer':  # Keep this always disabled via CSS
+                    field.widget.attrs['readonly'] = True
+                    if isinstance(field.widget, (forms.Select, forms.CheckboxInput)):
+                        field.widget.attrs['disabled'] = True
+
+    def clean(self):
+        cleaned_data = super().clean()
+        
+        # Handle new manufacturer creation
+        new_manufacturer = cleaned_data.get('new_manufacturer')
+        water_meter_manufacturer = cleaned_data.get('water_meter_manufacturer')
+        
+        if new_manufacturer and not water_meter_manufacturer:
+            # Create new manufacturer
+            manufacturer, created = WaterMeterManufacturer.objects.get_or_create(
+                name=new_manufacturer,
+                defaults={'is_deleted': False}
+            )
+            cleaned_data['water_meter_manufacturer'] = manufacturer
+        
+        return cleaned_data
+
+    def clean_visited_date(self):
+        visited_date = self.cleaned_data.get('visited_date')
+        if not visited_date:
+            raise ValidationError('تاریخ مراجعه الزامی است.')
+        return visited_date
+
+    def clean_exploitation_license_number(self):
+        license_number = self.cleaned_data.get('exploitation_license_number')
+        if not license_number or not license_number.strip():
+            raise ValidationError('شماره پروانه بهره‌برداری الزامی است.')
+        return license_number.strip()
+    
+    def validate_photos(self, request_files, existing_photos, deleted_photo_ids):
+        """
+        Validate that at least one photo is present (either existing or newly uploaded)
+        This method should be called from the view after form.is_valid()
+        """
+        # Count existing photos that are not deleted
+        kept_existing = 0
+        if existing_photos:
+            for photo in existing_photos:
+                if str(photo.id) not in deleted_photo_ids:
+                    kept_existing += 1
+        
+        # Count new photos
+        new_photos = len(request_files.getlist('photos')) if request_files else 0
+        
+        total_photos = kept_existing + new_photos
+        
+        if total_photos <= 0:
+            raise ValidationError('بارگذاری حداقل یک عکس الزامی است.')
+        
+        return True