feat: add NetBox plugin store

netbox_plugin/netbox_plugin_store/forms.py

@@ -0,0 +1,69 @@
+from __future__ import annotations
+
+from django import forms
+
+from .client import CatalogPlugin
+from .runtime import RuntimeSettings
+
+
+class LifecycleConfirmForm(forms.Form):
+    confirmation = forms.CharField(
+        max_length=64,
+        label="Plugin-Slug zur Bestätigung",
+        help_text="Diese Eingabe verhindert versehentliche Lifecycle-Aktionen.",
+    )
+    version = forms.ChoiceField(required=False, label="Version")
+    dry_run = forms.BooleanField(
+        required=False,
+        initial=True,
+        label="Nur prüfen (Dry-Run)",
+        help_text="Plant und validiert den Vorgang, ohne Dateien oder Prozesse zu verändern.",
+    )
+
+    def __init__(
+        self,
+        *args,
+        plugin: CatalogPlugin,
+        action: str,
+        runtime: RuntimeSettings,
+        **kwargs,
+    ):
+        super().__init__(*args, **kwargs)
+        self.plugin = plugin
+        self.action = action
+        self.runtime = runtime
+        self.fields["confirmation"].widget.attrs.update({"autocomplete": "off", "placeholder": plugin.slug})
+        self.fields["dry_run"].initial = runtime.default_dry_run
+        if action in {"install", "update"}:
+            choices = [
+                (release.version, release.version)
+                for release in plugin.releases
+                if (
+                    release.supports(runtime.netbox_version, plugin)
+                    and release.approved
+                    and release.immutable
+                    and bool(release.sha256)
+                    and (runtime.execution_mode != "agent" or bool(release.approved_payload_sha256))
+                )
+            ]
+            choices.sort(reverse=True)
+            self.fields["version"].choices = choices
+            self.fields["version"].required = True
+            self.fields["version"].initial = plugin.latest_version
+        else:
+            self.fields.pop("version")
+        for field in self.fields.values():
+            if not isinstance(field.widget, forms.CheckboxInput):
+                field.widget.attrs.setdefault("class", "form-control")
+
+    def clean_confirmation(self) -> str:
+        value = self.cleaned_data["confirmation"]
+        if value != self.plugin.slug:
+            raise forms.ValidationError("Der Slug stimmt nicht exakt überein.")
+        return value
+
+    def clean(self):
+        cleaned = super().clean()
+        if self.runtime.execution_mode == "dry_run" and not cleaned.get("dry_run", False):
+            self.add_error("dry_run", "Reale Aktionen sind in execution_mode=dry_run deaktiviert.")
+        return cleaned