Practical Node-RED Programming: Learn powerful visual programming techniques and best practices for the web and IoT

Cover
Title Page
Copyright and Credits
Dedication
Forword
Contributors
Table of Contents
Preface
Section 1: Node-RED Basics
Chapter 1: Introducing Node-RED and Flow-Based Programming
	What is FBP?
		Workflows
		Flow-based programming (FBP)
	What is Node-RED?
		Overview
		Flow editor and runtime
		History and origin of Node-RED
	Node-RED benefits
		Simplification
		Efficiency
		Common
		High quality
		Open source
		Node-RED library
		Various platforms
	Node-RED and IoT
		Node-RED and IoT
	Summary
Chapter 2: Setting Up the Development Environment
	Technical requirements
	Installing npm and Node.js for Windows
	Installing npm and Node.js for Mac
	Installing npm and Node.js for Raspberry Pi
	Installing Node-RED for Windows
	Installing Node-RED for Mac
	Installing Node-RED for Raspberry Pi
	Summary
Chapter 3: Understanding Node-RED Characteristics by Creating Basic Flows
	Technical requirements
	Node-RED Flow Editor mechanisms
		Using the Flow Editor
	Making a flow for a data handling application
	Importing and exporting a flow definition
	Summary
Chapter 4: Learning the Major Nodes
	Technical requirements
	What is a node?
	How to use nodes
		Common category
		Function category
	Getting several nodes from the library
	Summary
Section 2: Mastering Node-RED
Chapter 5: Implementing Node-RED Locally
	Technical requirements
	Running Node-RED on a local machine
	Using the standalone version of Node-RED
	Using IoT on edge devices
	Making a sample flow
		Use case 1 –  light sensor
		Use case 2 – temperature/humidity sensor
		Making a flow for use case 1 – light sensor
		Making a flow for use case 2 – temperature/humidity sensor
	Summary
Chapter 6: Implementing Node-RED in the Cloud
	Technical requirements
	Running Node-RED on the cloud
	What is the specific situation for using Node-RED in the cloud?
	IoT case study spot on the server side
		Use case 1 – Storing data
		Use case 2 – Temperature/humidity sensor
	Making a sample flow
		Making a flow for use case 1 – storing data
		Making a flow for use case 2 – visualizing data
	Summary
Chapter 7: Calling a Web API from Node-RED
	Technical requirements
	Learning about the RESTful API
	Learning about the input/output parameters of a node
	How to call the web API on a node
		Creating an account
		Creating an API key
		Checking the API endpoint URL
		Checking that the API can run
		Creating the flow calling the API
	How to use the IBM Watson API
		Logging in to IBM Cloud
		Starting Node-RED on IBM Cloud
		Creating the Watson API
		Connecting Node-RED and the Tone Analyzer service
		Creating the flow by calling the Tone Analyzer API
		Testing the flow
	Summary
Chapter 8: Using the Project Feature with Git
	Technical requirements
	Enabling the project feature
	Using the Git repository
		Accessing project settings
	Connecting a remote repository
	Summary
Section 3: Practical Matters
Chapter 9: Creating a ToDo Application with Node-RED
	Technical requirements
	Why you should use Node-RED for web applications
	Creating a database
	How to connect to the database
		Configuring Node-RED
		Cloning the Node-RED Project
		Configuring the Node-RED and CouchDB connection
	Running the application
	Summary
Chapter 10: Handling Sensor Data on the Raspberry Pi
	Technical requirements
	Getting sensor data from the sensor module on the Raspberry Pi
		Preparing the devices
		Checking Node-RED to get data from the sensor device
	Learning the MQTT protocol and using an MQTT node
	Connecting to an MQTT broker
		Mosquitto
		Preparing Mosquitto on your Raspberry Pi
		Making a flow to get sensor data and send it to the MQTT broker
	Checking the status of data on the localhost
	Summary
Chapter 11: Visualize Data by Creating a Server-Side Application in the IBM Cloud
	Technical requirements
	Preparing a public MQTT broker service
	Publishing the data from Node-RED on an edge device
	Subscribing and visualizing data on the cloud-side Node-RED
		Preparing Node-RED on the IBM Cloud
		Visualization of the data on the IBM Cloud
	Summary
Chapter 12: Developing a Chatbot Application Using Slack and IBM Watson
	Technical requirements
	Creating a Slack workspace
	Creating a Watson Assistant API
	Enabling the connection to Slack from Node-RED
	Building a chatbot application
	Summary
Chapter 13: Creating and Publishing Your Own Node on the Node-RED Library
	Technical requirements
	Creating your own node
		Node program development
		Node packaging
	Testing your own node in a local environment
		Node installation
		Node customization
	Publishing your own node as a module in the Node-RED Library
		Publishing the node you created
		Deleting the node you published
		Installing the node you published
	Summary
Appendix: Node-RED User Community
	Node-RED Community Slack
	Node-RED Forum
	Japan User Group
	Why subscribe?
About Packt
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Index