Commenting

main.js

@@ -14,31 +14,47 @@ const fn = require('./functions.js').functions;
 
 // Config File
 const config = require('./config.json');
+// Set the time we started execution, for time-aware logging
 config.timestamps.procStart = Date.now();
 
 // Environment Variables Importing
 const dotenv = require('dotenv').config();
 
 // Setup for use with the Pi's GPIO pins
+// TODO: ONPI should be DEV_ENV or DEBUG
+// Include something like LOGGING = "DEBUG"|"PRODUCTION"|"ETC"
 if (process.env.ONPI == 'true') {
+    // TODO adjustable logging
     console.log(`[${(Date.now() - config.timestamps.procStart)/1000}] == Running on a Raspberry Pi.`);
+    // Import the Node Raspberry Pi GPIO module
     const gpio = require('rpi-gpio');
+    // Run the initialization function
     fn.init(gpio).then((res) => {
+        // TODO: adjustable logging
         console.log(`[${(Date.now() - config.timestamps.procStart)/1000}] I: ${res}`);
+        // Invoke the first cycle of main, passing along the Functions module and GPIO module
         main(fn, gpio);
     }).catch(rej => {
+        // TODO: This probably should end the process since we can't continue if the initialization fails
         console.error(`[${(Date.now() - config.timestamps.procStart)/1000}] E: ${rej}`);
     });
-} else if (process.env.ONPI == 'false') {
+} else if (process.env.ONPI == 'false') { // TODO ONPI change to DEV_ENV
+    // TODO: adjustable logging
     console.log(`[${(Date.now() - config.timestamps.procStart)/1000}] I: Not running on a Raspberry Pi.`);
+    // Create a dummy gpio placeholder
     const gpio = 'gpio';
+    // Run the initialization function, passing the fake GPIO module
     fn.init(gpio).then(res => {
+        // TODO: Adj. logging
         console.log(`[${(Date.now() - config.timestamps.procStart)/1000}] I: ${res}`);
+        // Invoke the first cycle of the main function, passing the Functions module and fake GPIO module
         main(fn, gpio);
     }).catch(rej => {
+        // TODO: This probably should end the process since we can't continue if the initialization fails.
         console.error(rej);
     });
 } else {
+    // TODO: This probably should end the process since we can't continue if the initialization fails.
     console.error(`[${Date.now() - config.timestamps.procStart}] E: Problem with ENV file.`);
 }
 
@@ -47,6 +63,7 @@ if (process.env.ONPI == 'true') {
 
 
 // Main function, turns the auger on, sleeps for the time given in environment variables, then turns the auger off, sleeps, repeats.
+// TODO move these from environment variables to a config file, if possible.
 async function main(fn, gpio) {
     // Check for the existence of certain files
     fn.files.check().then((res,rej) => {