feat: init empty aws-exports with amplify-app

packages/amplify-app/src/index.js

@@ -11,6 +11,7 @@ const ini = require('ini');
 const semver = require('semver');
 const stripAnsi = require('strip-ansi');
 const { engines } = require('../package.json');
+const { initializeAwsExports } = require('amplify-frontend-javascript');
 
 const npm = /^win/.test(process.platform) ? 'npm.cmd' : 'npm';
 const amplify = /^win/.test(process.platform) ? 'amplify.cmd' : 'amplify';
@@ -119,6 +120,9 @@ async function createAmplifySkeletonProject() {
             .then(projectConfig => {
               const projectConfigFilePath = path.join('amplify', '.config', 'project-config.json');
               fs.writeFileSync(projectConfigFilePath, JSON.stringify(projectConfig, null, 4));
+              if (!!projectConfig.javascript) {
+                initializeAwsExports(path.resolve('src'));
+              }
               console.log(`${emoji.get('boom')} Successfully created base Amplify Project`);
               resolve(projectConfig.frontend);
             })

packages/amplify-frontend-javascript/index.js

@@ -1,4 +1,5 @@
 const path = require('path');
+const fs = require('fs-extra');
 
 const initializer = require('./lib/initializer');
 const projectScanner = require('./lib/project-scanner');
@@ -10,6 +11,8 @@ const { createAWSExports, deleteAmplifyConfig } = require('./lib/frontend-config
 
 const pluginName = 'javascript';
 
+const emptyAwsExportsPath = path.join(__dirname, 'lib', 'aws-exports.empty.js');
+
 function scanProject(projectPath) {
   return projectScanner.run(projectPath);
 }
@@ -29,6 +32,13 @@ async function createFrontendConfigs(context, amplifyResources, amplifyCloudReso
   return await createAWSExports(context, newOutputsForFrontend, cloudOutputsForFrontend);
 }
 
+const initializeAwsExports = destDir => {
+  const dest = path.resolve(destDir, 'aws-exports.js');
+  if (!fs.existsSync(dest)) {
+    fs.copySync(emptyAwsExportsPath, dest);
+  }
+};
+
 function configure(context) {
   return configManager.configure(context);
 }
@@ -67,6 +77,7 @@ module.exports = {
   publish,
   run,
   createFrontendConfigs,
+  initializeAwsExports,
   executeAmplifyCommand,
   handleAmplifyEvent,
   deleteConfig: deleteAmplifyConfig,

packages/amplify-frontend-javascript/lib/aws-exports.empty.js

@@ -0,0 +1,6 @@
+/* eslint-disable */
+// WARNING: DO NOT EDIT. This file is automatically generated by AWS Amplify. It will be overwritten.
+
+const awsmobile = {};
+
+export default awsmobile;

yarn.lock

@@ -6024,51 +6024,6 @@ amdefine@>=0.0.4:
   resolved "https://registry.yarnpkg.com/amdefine/-/amdefine-1.0.1.tgz#4a5282ac164729e93619bcfd3ad151f817ce91f5"
   integrity sha1-SlKCrBZHKek2Gbz9OtFR+BfOkfU=
 
-[email protected]:
-  version "2.17.17"
-  resolved "https://registry.npmjs.org/amplify-app/-/amplify-app-2.17.17.tgz#4ca6339d36604c3a74f132e3be249afaedd15302"
-  integrity sha512-wSdlr8SyzMHupydbSsb8o0StXrBZD9uMmwBQuc4SQNM23JrRULzLqoHWqPu9fjxQ5wQo4lidgzIoneJQe9mI5w==
-  dependencies:
-    amplify-frontend-android "2.13.5"
-    amplify-frontend-ios "2.13.8"
-    amplify-frontend-javascript "2.17.2"
-    chalk "^3.0.0"
-    fs-extra "^8.1.0"
-    graphql "^14.5.8"
-    ini "^1.3.5"
-    inquirer "^7.3.3"
-    node-emoji "^1.10.0"
-    rimraf "^3.0.0"
-    semver "^7.1.1"
-    strip-ansi "^6.0.0"
-    xcode "^2.1.0"
-    yargs "^15.1.0"
-
-[email protected]:
-  version "1.5.1"
-  resolved "https://registry.npmjs.org/amplify-cli-core/-/amplify-cli-core-1.5.1.tgz#7c5d2b460ef5cc6ec23292d864378098bed5503b"
-  integrity sha512-gzUNO/AiPGtowYgyVO20ofMZXukcbyK5908QlBYaStsUOqL71zzeK8H+S5n6nHAgiMAB/C+hr51mVlzCaoqp5Q==
-  dependencies:
-    ajv "^6.12.3"
-    dotenv "^8.2.0"
-    fs-extra "^8.1.0"
-    hjson "^3.2.1"
-    lodash "^4.17.19"
-
-[email protected]:
-  version "2.17.2"
-  resolved "https://registry.npmjs.org/amplify-frontend-javascript/-/amplify-frontend-javascript-2.17.2.tgz#275b0490b8c8596c32da7675af74985d480e32c5"
-  integrity sha512-mZDD9SYVjzGJiEhMXu8lv7M71U0D383PujODBGkc2QP5yc4BYMnAE74dp7MONEZQcgsJ3nMgsDjYsuhGJn8C1A==
-  dependencies:
-    amplify-cli-core "1.5.1"
-    chalk "^3.0.0"
-    execa "^4.0.0"
-    fs-extra "^8.1.0"
-    graphql-config "^2.2.1"
-    inquirer "^7.3.3"
-    lodash "^4.17.19"
-    promise-sequential "^1.1.1"
-
 ansi-align@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/ansi-align/-/ansi-align-3.0.0.tgz#b536b371cf687caaef236c18d3e21fe3797467cb"