initial commit

Author: dhaval nagar

functions/index.js

@@ -0,0 +1,52 @@
+"use strict";
+const { helloWorld } = require('../lib/util');
+const { Lambda } = require('aws-sdk');
+
+let lambda;
+
+const getLambda = () => {
+    console.log('Using Local Lambda Endpoint');
+    if(process.env.IS_OFFLINE){
+        lambda = new Lambda({
+            region: 'us-east-1',
+            endpoint: process.env.LAMBDA_ENDPOINT
+        });
+    }else{
+        lambda = new Lambda({});
+    }
+
+    return lambda;
+}
+
+lambda = getLambda();
+
+module.exports.hello = async (event, context) => {
+    const { name } = event.queryStringParameters || event;
+    const params = {
+        FunctionName: process.env.WORLD_FUNC,
+        InvocationType: 'RequestResponse',
+        Payload: JSON.stringify({ val: name }),
+    }
+    
+    if(!lambda){
+        lambda = getLambda();
+    }
+    
+    const response = await lambda.invoke(params).promise()
+    const res = JSON.parse(response.Payload);
+
+    return {
+        statusCode: 200,
+        body: JSON.stringify({
+            message: res.message
+        })
+    };
+}
+
+module.exports.world = async (event, context) => {
+    const { val } = event;
+    const message = helloWorld(val);
+    return {        
+        message: message
+    }
+}

functions/reverseFunc.js

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+const { reverseStr } = require('../lib/util');
+
+module.exports.handler = async (event, context) => {
+    const { val } = event.queryStringParameters || event;    
+    const revVal = reverseStr(val);
+
+    return {
+        statusCode: 200,
+        body: JSON.stringify({
+            val: revVal
+        })
+    };
+}

jest.config.js

@@ -0,0 +1,5 @@
+module.exports = {
+    setupFiles: [
+        'dotenv/config'
+    ],
+}

lib/util.js

@@ -0,0 +1,12 @@
+
+const funcs = {
+    helloWorld : (val) => {
+        return `Hello world to ${val}`
+    },
+
+    reverseStr : (val) => {
+        return val.split('').reverse().join('');
+    }
+}
+
+module.exports = funcs;