remove bin from gitignore

Author: derisen

.gitignore

@@ -26,7 +26,6 @@ x86/
 [Aa][Rr][Mm]/
 [Aa][Rr][Mm]64/
 bld/
-[Bb]in/
 [Oo]bj/
 [Ll]og/
 [Ll]ogs/

bin/auth.js

@@ -0,0 +1,32 @@
+const msal = require('@azure/msal-node');
+
+const msalConfig = {
+	auth: {
+		clientId: process.env.CLIENT_ID,
+		authority: process.env.AAD_ENDPOINT + process.env.TENANT_ID,
+		clientSecret: process.env.CLIENT_SECRET,
+	}
+};
+
+// With client credentials flows permissions need to be granted in the portal by a tenant administrator. 
+// The scope is always in the format '<resource>/.default'.
+const tokenRequest = {
+	scopes: [process.env.GRAPH_ENDPOINT + '.default'],
+};
+
+const apiConfig = {
+	uri: process.env.GRAPH_ENDPOINT + 'v1.0/users',
+};
+
+// Create msal application object
+const cca = new msal.ConfidentialClientApplication(msalConfig);
+
+async function getToken(tokenRequest) {
+	return await cca.acquireTokenByClientCredential(tokenRequest);
+}
+
+module.exports = {
+	apiConfig: apiConfig,
+	tokenRequest: tokenRequest,
+	getToken: getToken
+};

bin/fetch.js

@@ -0,0 +1,24 @@
+const axios = require('axios');
+
+async function callApi(endpoint, accessToken) {
+
+    const options = {
+        headers: {
+            Authorization: `Bearer ${accessToken}`
+        }
+    };
+
+    console.log('request made to web API at: ' + new Date().toString());
+
+    try {
+        const response = await axios.default.get(endpoint, options);
+        return response.data;
+    } catch (error) {
+        console.log(error)
+        return error;
+    }
+};
+
+module.exports = {
+    callApi: callApi
+};

bin/index.js

@@ -0,0 +1,37 @@
+#!/usr/bin/env node
+
+// read in env settings
+require('dotenv').config();
+
+const yargs = require('yargs');
+
+const fetch = require('./fetch');
+const auth = require('./auth');
+
+const options = yargs
+    .usage('Usage: --op <operation_name>')
+    .option('op', { alias: 'operation', describe: 'operation name', type: 'string', demandOption: true })
+    .argv;
+
+async function main() {
+    console.log(`You have selected: ${options.op}`);
+
+    switch (yargs.argv['op']) {
+        case 'getUsers':
+
+            try {
+                const authResponse = await auth.getToken(auth.tokenRequest);
+                const users = await fetch.callApi(auth.apiConfig.uri, authResponse.accessToken);
+                console.log(users);
+            } catch (error) {
+                console.log(error);
+            }
+
+            break;
+        default:
+            console.log('Select a Graph operation first');
+            break;
+    }
+};
+
+main();