feat: add universities and restaurants

core/handler/universities/shared.go

@@ -0,0 +1,31 @@
+package universities
+
+import (
+	"context"
+	"fmt"
+	"strings"
+
+	"git.bissendorf.co/bissendorf/unifood/m/v2/core/interfaces"
+	"git.bissendorf.co/bissendorf/unifood/m/v2/model/external/stwbremen"
+	"git.bissendorf.co/bissendorf/unifood/m/v2/util"
+)
+
+func getRestaurantList(ctx context.Context, client interfaces.QueryClient[stwbremen.RestaurantList]) ([]string, error) {
+	list, err := client.Get(ctx,
+		`page('essen-und-trinken')`,
+		`{"items": "page.children.children"}`,
+		false,
+	)
+	if err != nil {
+		return nil, fmt.Errorf("failed to load university list: %w", err)
+	}
+
+	return util.Transform(list.Items, func(i *string) string {
+		parts := strings.SplitN(*i, "/", 2)
+		if len(parts) < 2 {
+			return parts[0]
+		}
+
+		return parts[1]
+	}), nil
+}