chore: 🤖 add isType convenience boolean getters/setters

addons/api/addon/models/scope.js

@@ -1,5 +1,12 @@
 import GeneratedScopeModel from '../generated/models/scope';
 import { belongsTo, hasMany } from '@ember-data/model';
+import { computed } from '@ember/object';
+
+export const scopeTypes = {
+  global: 'global',
+  org: 'org',
+  project: 'project'
+};
 
 export default class ScopeModel extends GeneratedScopeModel {
 
@@ -17,4 +24,38 @@ export default class ScopeModel extends GeneratedScopeModel {
    */
   @hasMany('scope', {inverse: 'parentScope'}) childrenScopes;
 
+  // =computed
+
+  /**
+   * @type {boolean}
+   */
+  @computed('type')
+  get isGlobal() {
+    return this.type === scopeTypes.global;
+  }
+  // There is only one global scope and it cannot be created by clients,
+  // thus no set.
+
+  /**
+   * @type {boolean}
+   */
+  @computed('type')
+  get isOrg() {
+    return this.type === scopeTypes.org;
+  }
+  set isOrg(value) {
+    if (value) this.type = scopeTypes.org;
+  }
+
+  /**
+   * @type {boolean}
+   */
+  @computed('type')
+  get isProject() {
+    return this.type === scopeTypes.project;
+  }
+  set isProject(value) {
+    if (value) this.type = scopeTypes.project;
+  }
+
 }