Rack Management (#10)

* Add Rack and RackItem Models and Forms

* Add Views and URLs

* Add Template Pages

* MakeMigrations for Rack and RackItem

* Migrate to Abstract Device Model for Client/Network Devices

* Link RackItem and Network Device

* Bugfixes

* More Bugfixes

* Generalise Device Create and Index Pages

for Client and Network Devices

* Delete Admin/Test Files

* Rack Measure Conversions and Index

* Add Networked vs Infrastructure Devices

* Forms Folder for Network App

* Make Migrations for Network Devices

common/templates/base/crud.html

@@ -15,11 +15,15 @@ <h1>{% block header_content %}{% endblock %}</h1>
                 <a href="{% block back_link %}{% endblock %}" class="btn btn-danger">Back</a>
             </div>
 
+            {% if show_form|default:"True" %}
             <form method="post" action="{% block form_action %}{% endblock %}">
                 {% csrf_token %}
                 {{ form|crispy }}
                 <button type="submit" class="btn btn-success">Submit</button>
             </form>
+            {% endif %}
+
+            {% block additional_content %}{% endblock %}
         </div>
     </div>
 </div>

common/templates/base/sidebar.html

@@ -8,6 +8,7 @@
                 <li><a href="{% url 'vlan.index' %}">VLAN</a></li>
                 <li><a href="{% url 'wifi.index' %}">WiFi</a></li>
                 <li><a href="{% url 'device.index' %}">Devices</a></li>
+                <li><a href="{% url 'rack.index' %}">Racks</a></li>
             </ul>
         </li>
         <li><a href="{% url 'mqtt_index' %}">MQTT</a></li>

common/utils/units.py

@@ -0,0 +1,8 @@
+def mm_to_inch(mm: float) -> float:
+    """Convert mm to Inches"""
+    return mm / 25.4
+
+
+def inch_to_mm(inch: float) -> float:
+    """Convert Inches to mm"""
+    return inch * 25.4

electric/migrations/0002_alter_circuit_breaker_type.py

@@ -0,0 +1,27 @@
+# Generated by Django 5.0.2 on 2024-06-06 18:30
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("electric", "0001_initial"),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name="circuit",
+            name="breaker_type",
+            field=models.CharField(
+                choices=[
+                    ("fuse", "Fuse"),
+                    ("mcb", "MCB"),
+                    ("rcd", "RCD"),
+                    ("RCBO", "rcbo"),
+                    ("gfci", "GFCI"),
+                ],
+                max_length=10,
+            ),
+        ),
+    ]

electric/migrations/0003_alter_circuit_breaker_type.py

@@ -0,0 +1,27 @@
+# Generated by Django 5.0.2 on 2024-07-08 18:08
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("electric", "0002_alter_circuit_breaker_type"),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name="circuit",
+            name="breaker_type",
+            field=models.CharField(
+                choices=[
+                    ("fuse", "Fuse"),
+                    ("mcb", "MCB"),
+                    ("rcd", "RCD"),
+                    ("rcbo", "RCBO"),
+                    ("gfci", "GFCI"),
+                ],
+                max_length=10,
+            ),
+        ),
+    ]

electric/templates/electric/index.html

@@ -20,6 +20,10 @@ <h2>Voltage</h2>
                     <button type="submit" name="voltage-submit" class="btn btn-primary">Save</button>
                 </div>
             </form>
+
+            <br> <br>
+
+            <a href="{% url 'circuit.index' %}"><h2>Circuits</h2></a>
         </div>
     </div>
 </div>

network/forms/devices.py

@@ -0,0 +1,63 @@
+from django import forms
+
+from network.models import ClientDevice, NetworkDevice
+from network.models.device import InfrastructureDevice, NetworkedDevice
+from network.objects import ConnectionType
+
+class NetworkedDeviceForm(forms.ModelForm):
+
+    connection_type = forms.ChoiceField(
+        choices=ConnectionType.choices(),
+        widget=forms.Select(attrs={"class": "form-control"}),
+    )
+
+    class Meta:
+        model = NetworkedDevice
+        abstract = True
+        fields = [
+            "name",
+            "mac_address",
+            "vlan",
+            "ip_address",
+            "connection_type",
+            "wifi",
+        ]
+
+    def __init__(self, *args, vlan_options=None, wifi_options=None, **kwargs):
+        super(NetworkedDeviceForm, self).__init__(*args, **kwargs)
+
+        self.fields["vlan"].widget = forms.Select(choices=vlan_options, attrs={"class": "form-control"})
+
+        empty_choice = [("", "None")]
+
+        self.fields["wifi"].widget = forms.Select(choices=empty_choice + wifi_options, attrs={"class": "form-control"})
+        self.fields["wifi"].required = False
+
+    def clean(self):
+        cleaned_data = super().clean()
+
+        connection_type = cleaned_data.get("connection_type")
+        wifi = cleaned_data.get("wifi")
+        if connection_type == "ethernet" and wifi:
+            raise forms.ValidationError("WiFi must be null for Ethernet Connections", code="invalid")
+        if connection_type == "wifi" and not wifi:
+            raise forms.ValidationError("WiFi must be set for WiFi Connections", code="invalid")
+
+        return cleaned_data
+
+
+class ClientDeviceForm(NetworkedDeviceForm):
+    class Meta(NetworkedDeviceForm.Meta):
+        model = ClientDevice
+
+
+class NetworkDeviceForm(NetworkedDeviceForm):
+    class Meta(NetworkedDeviceForm.Meta):
+        model = NetworkDevice
+        fields = NetworkedDeviceForm.Meta.fields + ["device_type"]
+
+
+class InfrastructureDeviceForm(forms.ModelForm):
+    class Meta:
+        model = InfrastructureDevice
+        fields = ["name", "device_type"]

network/forms/networking.py

@@ -0,0 +1,27 @@
+from django import forms
+
+from network.models import VLAN, WifiNetwork
+from network.models.ip import IpRange
+
+class IpRangeForm(forms.Form):
+
+    description = forms.CharField(widget=forms.Textarea(attrs={"style": "height:50px;"}), required=False)
+
+    class Meta:
+        model = IpRange
+        fields = ["start_address", "end_address", "num_addresses", "description"]
+
+
+class VLANForm(forms.ModelForm):
+
+    description = forms.CharField(widget=forms.Textarea(attrs={"style": "height:50px;"}), required=False)
+
+    class Meta:
+        model = VLAN
+        fields = ["vlan_id", "name", "description"]
+
+
+class WifiForm(forms.ModelForm):
+    class Meta:
+        model = WifiNetwork
+        fields = ["ssid", "password"]

network/forms/rack.py

@@ -0,0 +1,23 @@
+from django import forms
+
+from network.models import Rack, RackItem
+
+class RackForm(forms.ModelForm):
+
+    class Meta:
+        model = Rack
+        fields = ["name", "width", "rack_units"]
+
+
+class RackItemForm(forms.ModelForm):
+
+    class Meta:
+        model = RackItem
+        fields = ["name", "rack_units", "rack", "device"]
+
+    def __init__(self, *args, rack_options=None, device_options=None, **kwargs):
+        super(RackItemForm, self).__init__(*args, **kwargs)
+
+        self.fields["rack"].widget = forms.Select(choices=rack_options, attrs={"class": "form-control"})
+
+        self.fields["device"].widget = forms.Select(choices=device_options, attrs={"class": "form-control"})

network/migrations/0002_rack_rackitem.py

@@ -0,0 +1,60 @@
+# Generated by Django 5.0.2 on 2024-06-06 18:05
+
+import django.db.models.deletion
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("network", "0001_initial"),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name="Rack",
+            fields=[
+                (
+                    "id",
+                    models.BigAutoField(
+                        auto_created=True,
+                        primary_key=True,
+                        serialize=False,
+                        verbose_name="ID",
+                    ),
+                ),
+                ("name", models.CharField(max_length=50)),
+                (
+                    "width",
+                    models.PositiveIntegerField(
+                        choices=[(10, "WIDTH_10"), (19, "WIDTH_19"), (23, "WIDTH_23")]
+                    ),
+                ),
+                ("rack_units", models.FloatField()),
+            ],
+        ),
+        migrations.CreateModel(
+            name="RackItem",
+            fields=[
+                (
+                    "id",
+                    models.BigAutoField(
+                        auto_created=True,
+                        primary_key=True,
+                        serialize=False,
+                        verbose_name="ID",
+                    ),
+                ),
+                ("name", models.CharField(max_length=50)),
+                ("rack_units", models.FloatField()),
+                (
+                    "rack",
+                    models.ForeignKey(
+                        on_delete=django.db.models.deletion.CASCADE,
+                        related_name="rack_items",
+                        to="network.rack",
+                    ),
+                ),
+            ],
+        ),
+    ]