feat(cordova-plugin-discovery) add SSDP discovery plugin wrapper (#3194)

src/@ionic-native/plugins/service-discovery/index.ts

@@ -0,0 +1,45 @@
+import { Injectable } from '@angular/core';
+import { Plugin, Cordova, IonicNativePlugin } from '@ionic-native/core';
+
+/**
+ * @name ServiceDiscovery
+ * @description
+ * Simple plugin to get any SSDP / UPnP / DLNA service on a local network
+ *
+ * @usage
+ * ```typescript
+ * import { ServiceDiscovery } from '@ionic-native/service-discovery';
+ *
+ *
+ * constructor(private serviceDiscovery: ServiceDiscovery) { }
+ *
+ * ...
+ *
+ *
+ * this.serviceDiscovery.getNetworkServices('ssdp:all')
+ *   .then(devices => console.log(devices))
+ *   .catch(error => console.error(error));
+ *
+ * ```
+ */
+@Plugin({
+  pluginName: 'ServiceDiscovery',
+  plugin: 'cordova-plugin-discovery',
+  pluginRef: 'serviceDiscovery',
+  repo: 'https://github.com/scottdermott/cordova-plugin-discovery',
+  platforms: ['Android', 'iOS']
+})
+@Injectable()
+export class ServiceDiscovery extends IonicNativePlugin {
+
+  /**
+   * Finds and returns metadata about devices discovered on the network via SSDP / UPnP / DLNA
+   * @param service {string} The service name to discover
+   * @return {Promise<any>} Returns a promise that resolves when something happens
+   */
+  @Cordova()
+  getNetworkServices(service: string): Promise<any> {
+    return;
+  }
+
+}