refactor to include both get and post in one function

handlers/courses/get.js

@@ -1,16 +0,0 @@
-const {createResponse} = require('../../helpers');
-const db = require('../../services/db');
-const {COURSES_TABLE} = require('../../constants');
-
-module.exports.default = async () => {
-  try {
-    const courses = await db.scan(COURSES_TABLE);
-
-    return createResponse(200, {
-      courses: courses
-    })
-  } catch (err) {
-    const statusCode = (err && err.statusCode) || 500;
-    return createResponse(statusCode, err.message || err);
-  }  
-};

handlers/courses/index.js

@@ -0,0 +1,38 @@
+const {createResponse} = require('../../helpers');
+const {parseAndValidateBody} = require('../../validators');
+const courseSchema = require('./schema');
+const {COURSES_TABLE} = require('../../constants');
+const db = require('../../services/db');
+
+const get = async (event, context, callback) => {  
+  const courses = await db.scan(COURSES_TABLE);
+
+  return createResponse(200, {
+    courses: courses
+  });
+};
+
+const post = async (event, context, callback) => {
+  const course = await parseAndValidateBody(courseSchema, event.body);
+  const createCourseResult = await db.create(COURSES_TABLE, course);
+
+  return createResponse(200, {
+    course: createCourseResult
+  });
+};
+
+module.exports.default = async (event, context, callback) => {
+  try {
+
+    if (event.httpMethod === "GET") {
+      return get(event, context, callback);
+    }
+    if (event.httpMethod === "POST") {
+      return post(event, context, callback);
+    }
+
+  } catch (err) {
+    const statusCode = (err && err.statusCode) || 500;
+    return createResponse(statusCode, err.message || err);
+  }  
+};

handlers/courses/post.js

@@ -1,16 +0,0 @@
-const {createResponse} = require('../../helpers');
-const {parseAndValidateBody} = require('../../validators');
-const courseSchema = require('./schema');
-const {COURSES_TABLE} = require('../../constants');
-const db = require('../../services/db');
-
-module.exports.default = async (event, context, callback) => {
-  try {
-    const course = await parseAndValidateBody(courseSchema, event.body);
-    const createCourseResult = await db.create(COURSES_TABLE, course);
-    return createResponse(200, {course: createCourseResult});
-  } catch (err) {
-    const statusCode = (err && err.statusCode) || 500;
-    return createResponse(statusCode, err.message || err);
-  }  
-};

serverless.yml

@@ -66,16 +66,13 @@ provider:
 #    - exclude-me-dir/**
 
 functions:
-  courses-get:
-    handler: handlers/courses/get.default
+  courses:
+    handler: handlers/courses.default
     events:
       - http:
           path: courses
           method: get
           cors: true
-  courses-post:
-    handler: handlers/courses/post.default
-    events:
       - http:
           path: courses
           method: post