support group edges via scaffold

.scaffold/model/scaffold.yaml

@@ -14,6 +14,20 @@ questions:
       message: "What is the name of the model? (PascalCase)"
     required: true
 
+  - name: "by_group"
+    prompt:
+      confirm: "Include a Group Edge? (group_id -> id)"
+    required: true
+
 rewrites:
   - from: 'templates/model.go'
-    to: 'backend/internal/data/ent/schema/{{ lower .Scaffold.model }}.go'
+    to: 'backend/internal/data/ent/schema/{{ lower .Scaffold.model }}.go'
+
+inject:
+  - name: "Insert Groups Edge"
+    path: 'backend/internal/data/ent/schema/group.go'
+    at: // $scaffold_edge
+    template: |
+      {{- if .Scaffold.by_group -}}
+      owned("{{ lower .Scaffold.model }}s", {{ .Scaffold.model }}.Type),
+      {{- end -}}

.scaffold/model/templates/model.go

@@ -13,6 +13,9 @@ type {{ .Scaffold.model }} struct {
 func ({{ .Scaffold.model }}) Mixin() []ent.Mixin {
 	return []ent.Mixin{
 		mixins.BaseMixin{},
+		{{- if .Scaffold.by_group }}
+		GroupMixin{ref: "{{ snakecase .Scaffold.model  }}s"},
+		{{- end }}
 	}
 }
 

backend/internal/data/ent/schema/group.go

@@ -49,6 +49,7 @@ func (Group) Edges() []ent.Edge {
 		owned("documents", Document.Type),
 		owned("invitation_tokens", GroupInvitationToken.Type),
 		owned("notifiers", Notifier.Type),
+		// $scaffold_edge
 	}
 }
 

backend/internal/data/ent/schema/test.go

@@ -0,0 +1,38 @@
+package schema
+
+import (
+	"entgo.io/ent"
+
+	"github.com/hay-kot/homebox/backend/internal/data/ent/schema/mixins"
+)
+
+type Test struct {
+	ent.Schema
+}
+
+func (Test) Mixin() []ent.Mixin {
+	return []ent.Mixin{
+		mixins.BaseMixin{},
+		GroupMixin{ref: "tests"},
+	}
+}
+
+// Fields of the Test.
+func (Test) Fields() []ent.Field {
+	return []ent.Field{
+		// field.String("name").
+	}
+}
+
+// Edges of the Test.
+func (Test) Edges() []ent.Edge {
+	return []ent.Edge{
+		// edge.From("group", Group.Type).
+	}
+}
+
+func (Test) Indexes() []ent.Index {
+	return []ent.Index{
+		// index.Fields("token"),
+	}
+}