refactor(tech-radar): add moved type

plugins/tech-radar/src/api.ts

@@ -15,6 +15,7 @@
  */
 
 import { createApiRef } from '@backstage/core';
+import { MovedState } from './utils/types';
 
 /**
  * Types related to the Radar's visualization.
@@ -34,7 +35,7 @@ export interface RadarQuadrant {
 export interface RadarEntry {
   key: string; // react key
   id: string;
-  moved: -1 | 0 | 1;
+  moved: MovedState;
   quadrant: RadarQuadrant;
   ring: RadarRing;
   title: string;

plugins/tech-radar/src/utils/types.ts

@@ -45,6 +45,12 @@ export type Segment = {
   random: Function;
 };
 
+export enum MovedState {
+  Down = -1,
+  NoChange = 0,
+  Up = 1,
+}
+
 export type Entry = {
   id: string;
   index?: number;
@@ -61,7 +67,7 @@ export type Entry = {
   // An URL to a longer description as to why this entry is where it is
   url?: string;
   // How this entry has recently moved; -1 for "down", +1 for "up", 0 for not moved
-  moved?: -1 | 0 | 1;
+  moved?: MovedState;
   active?: boolean;
 };