feat(mixpanel): MixpanelPeople returns promises (#681)

* feat(mixpanel): make MixpanelPeople return promises

* remove decorator from people property

* add cordova decorator'

* test(mixpanel): add mixpanel tests

* test(mixpanel): remove unused imports

* fix(mixpanel): fix MixpanelPeople class

closes #667

src/plugins/mixpanel.ts

@@ -1,7 +1,15 @@
-import { Cordova, CordovaProperty, Plugin } from './plugin';
+import { Cordova, Plugin } from './plugin';
 
 declare var mixpanel: any;
 
+/**
+ * @private
+ */
+export const pluginMeta = {
+  plugin: 'cordova-plugin-mixpanel',
+  pluginRef: 'mixpanel',
+  repo: 'https://github.com/samzilverberg/cordova-mixpanel-plugin'
+};
 
 /**
  * @name Mixpanel
@@ -18,11 +26,7 @@ declare var mixpanel: any;
  *
  * ```
  */
-@Plugin({
-  plugin: 'cordova-plugin-mixpanel',
-  pluginRef: 'mixpanel',
-  repo: 'https://github.com/samzilverberg/cordova-mixpanel-plugin'
-})
+@Plugin(pluginMeta)
 export class Mixpanel {
   /**
    *
@@ -96,17 +100,61 @@ export class Mixpanel {
    *
    * @returns {MixpanelPeople}
    */
-  @CordovaProperty
-  static get people(): MixpanelPeople { return mixpanel.people; };
+  static get people(): typeof MixpanelPeople {
+    return MixpanelPeople;
+  };
 
 }
 /**
  * @private
  */
-export declare class MixpanelPeople {
-  static identify(distinctId: string, onSuccess?: Function, onFail?: Function): void;
-  static increment(peopleProperties: any, onSuccess?: Function, onFail?: Function): void;
-  static setPushId(pushId: string, onSuccess?: Function, onFail?: Function): void;
-  static set(peopleProperties: any, onSuccess?: Function, onFail?: Function): void;
-  static setOnce(peopleProperties: any, onSuccess?: Function, onFail?: Function): void;
+export class MixpanelPeople {
+  /**
+   * @private
+   */
+  static plugin: string = pluginMeta.plugin;
+  /**
+   * @private
+   */
+  static pluginRef: string = pluginMeta.pluginRef + '.people';
+
+  /**
+   *
+   * @param distinctId {string}
+   * @return {Promise<any>}
+   */
+  @Cordova()
+  static identify(distinctId: string): Promise<any> { return; }
+
+  /**
+   *
+   * @param peopleProperties {string}
+   * @return {Promise<any>}
+   */
+  @Cordova()
+  static increment(peopleProperties: any): Promise<any> { return; }
+
+  /**
+   *
+   * @param pushId
+   * @return {Promise<any>}
+   */
+  @Cordova()
+  static setPushId(pushId: string): Promise<any> { return; }
+
+  /**
+   *
+   * @param peopleProperties
+   * @return {Promise<any>}
+   */
+  @Cordova()
+  static set(peopleProperties: any): Promise<any> { return; }
+
+  /**
+   *
+   * @param peopleProperties
+   * @return {Promise<any>}
+   */
+  @Cordova()
+  static setOnce(peopleProperties: any): Promise<any> { return; }
 }

test/plugin.spec.ts

@@ -1,4 +1,4 @@
-/// <reference path="./../typings/index.d.ts" />
+/// <reference path="../typings/index.d.ts" />
 
 import 'es6-shim';
 import {Plugin, Cordova} from './../src/plugins/plugin';

test/plugins/mixpanel.spec.ts

@@ -0,0 +1,28 @@
+import {Mixpanel} from '../../src/plugins/mixpanel';
+declare const window: any;
+
+window.mixpanel = {
+  people: {
+    identify: (args, success, error) => success('Success')
+  }
+};
+
+describe('Mixpanel', () => {
+
+  it('should return MixpanelPeople', () => {
+    expect(Mixpanel.people).toBeDefined();
+    expect(Mixpanel.people.identify).toBeDefined();
+  });
+
+  it('should call a method of MixpanelPeople', (done) => {
+    const spy = spyOn(window.mixpanel.people, 'identify').and.callThrough();
+    Mixpanel.people.identify('veryDistinctSuchIdVeryWow')
+      .then(result => {
+        expect(result).toEqual('Success');
+        done();
+      });
+    expect(spy.calls.mostRecent().args[0]).toEqual('veryDistinctSuchIdVeryWow');
+    expect(window.mixpanel.people.identify).toHaveBeenCalled();
+  });
+
+});