feat: add resource handler

cmd/resources.go

@@ -1,19 +1,51 @@
 package cmd
 
 import (
+	"context"
+
 	"git.bissendorf.co/bissendorf/unifood/m/v2/core/handler/dishes"
 	"git.bissendorf.co/bissendorf/unifood/m/v2/core/interfaces"
+	"git.bissendorf.co/bissendorf/unifood/m/v2/core/interfaces/params"
 	"git.bissendorf.co/bissendorf/unifood/m/v2/core/services/stwhbclient"
 	"git.bissendorf.co/bissendorf/unifood/m/v2/model/external/stwbremen"
+	"git.bissendorf.co/bissendorf/unifood/m/v2/model/resources"
+	"git.bissendorf.co/bissendorf/unifood/m/v2/util"
 )
 
 var availableResources = []interfaces.ResourceCommand[any]{
 	{
-		Name:    "dishes",
-		Aliases: []string{"dish", "d"},
-		Verbs:   []interfaces.Verb{interfaces.VerbGet},
+		Name:        "resources",
+		Aliases:     []string{"resource", "r"},
+		Description: "A meta representation of a usable resources of this CLI",
+		Verbs:       []interfaces.Verb{interfaces.VerbGet},
+		Handler:     &registeredResourcesHandler{},
+	},
+	{
+		Name:        "dishes",
+		Aliases:     []string{"dish", "d"},
+		Description: "A dish represents a cooked combination of ingredients that can be bought and consumed",
+		Verbs:       []interfaces.Verb{interfaces.VerbGet},
 		Handler: &dishes.DishesHandler{
 			QueryClient: stwhbclient.New[[]stwbremen.Dish](),
 		},
 	},
 }
+
+type registeredResourcesHandler struct{}
+
+func (h *registeredResourcesHandler) Get(ctx context.Context, params params.Container) (*interfaces.ResourceList, error) {
+	return &interfaces.ResourceList{
+		ItemKind: "",
+		Items: util.Transform(availableResources, func(i *interfaces.ResourceCommand[any]) interfaces.Resource {
+			return &resources.Resource{
+				ResourceName: i.Name,
+				Aliases:      i.Aliases,
+				Description:  i.Description,
+			}
+		}),
+	}, nil
+}
+
+func (h *registeredResourcesHandler) GetParametersForVerb(verb interfaces.Verb) []params.Registration {
+	return []params.Registration{}
+}