feat: locations tree viewer (#248)

* location tree API

* test fixes

* initial tree location elements

* locations tree page

* update meta-data

* code-gen

* store item display preferences

* introduce basic table/card view elements

* codegen

* set parent location during location creation

* add item support for tree query

* refactor tree view

* wip: location selector improvements

* type gen

* rename items -> search

* remove various log statements

* fix markdown rendering for description

* update location selectors

* fix tests

* fix currency tests

* formatting

backend/app/api/handlers/v1/v1_ctrl_locations.go

@@ -11,6 +11,39 @@ import (
 	"github.com/rs/zerolog/log"
 )
 
+// HandleLocationTreeQuery godoc
+// @Summary  Get All Locations
+// @Tags     Locations
+// @Produce  json
+// @Param    withItems         query    bool   false "include items in response tree"
+// @Success  200 {object} server.Results{items=[]repo.TreeItem}
+// @Router   /v1/locations/tree [GET]
+// @Security Bearer
+func (ctrl *V1Controller) HandleLocationTreeQuery() server.HandlerFunc {
+	return func(w http.ResponseWriter, r *http.Request) error {
+		user := services.UseUserCtx(r.Context())
+
+		q := r.URL.Query()
+
+		withItems := queryBool(q.Get("withItems"))
+
+		locTree, err := ctrl.repo.Locations.Tree(
+			r.Context(),
+			user.GroupID,
+			repo.TreeQuery{
+				WithItems: withItems,
+			},
+		)
+
+		if err != nil {
+			log.Err(err).Msg("failed to get locations tree")
+			return validate.NewRequestError(err, http.StatusInternalServerError)
+		}
+
+		return server.Respond(w, http.StatusOK, server.Results{Items: locTree})
+	}
+}
+
 // HandleLocationGetAll godoc
 // @Summary  Get All Locations
 // @Tags     Locations