Added two new functions to the util class

pageExists() - Checks if page template has been prevoisly downloaded

getPageTemplatesBaseUrl() - returns a base url to the NativeScript Github Organization page based on page template flavor

lib/shared/config.ts

@@ -1,6 +1,6 @@
 export class Config {
     static cacheTime = 3600;
-    static orgBaseUrl = "https://api.github.com/orgs/NativeScript/%s";
+    static orgBaseUrl = "https://github.com/NativeScript/%s";
 
     static availableTemplateRepos: Array<any> = [
         "template-drawer-navigation",

lib/shared/util.ts

@@ -1,11 +1,12 @@
+import * as childProcess from "child_process";
 import * as nodeUtil from "util";
 import * as path from "path";
-import * as fs from "fs";
-import * as childProcess from "child_process";
+import { Config } from "./config";
 
 const indexOf = require("lodash.indexof");
 const sortBy = require("lodash.sortby");
 const request = require("request-promise");
+const fs = require("fs-extra");
 
 export default class Util {
     static defaultHeaders = {
@@ -43,4 +44,44 @@ export default class Util {
                 };
             });
     }
+
+    static pageExists(location: string, pageName: string) {
+        return new Promise((resolve, reject) => {
+            this.fs.readdir(location, (err: any, content: any) => {
+                if (err) {
+                    reject(err);
+                }
+
+                if (content.indexOf(pageName) > -1) {
+                    resolve(true);
+                } else {
+                    resolve(false);
+                }
+            });
+        });
+    }
+
+    static getPageTemplatesBaseUrl(flavor: string)  {
+        let baseUrl: string ;
+
+        return new Promise((resolve, reject) => {
+            switch (flavor) {
+                case "JavaScript":
+                    baseUrl = this.format(Config.orgBaseUrl, "nativescript-page-templates");
+                    resolve(baseUrl);
+                    break;
+
+                case "TypeScript":
+                    baseUrl = this.format(Config.orgBaseUrl, "nativescript-page-templates-ts");
+                    resolve(baseUrl);
+                    break;
+                case "Angular & TypeScript":
+                    baseUrl = this.format(Config.orgBaseUrl, "nativescript-page-templates-ng");
+                    resolve(baseUrl);
+                    break;
+                default:
+                    reject("Bad Flavor");
+            }
+        });
+    }
 }

package.json

@@ -46,10 +46,12 @@
     "typescript": "2.1.5"
   },
   "dependencies": {
+    "fs-extra": "^4.0.1",
     "lodash.indexof": "^4.0.5",
     "lodash.sortby": "^4.7.0",
     "node-cache": "^4.1.1",
     "request": "^2.81.0",
     "request-promise": "^4.2.1"
   }
-}
+}
+