Simple chatbot sample
This is a simple chatbot demo built with Express, node-nlp, ReactJS and Redux.
Project Structure
.
├── chtbot-api
└── chatbot-ui
chatbot-api: Contains backend codes written in Express and the natural language utilities node-nlp
chatbot-ui: Contains frontend codes written in ReactJS and Redux
Install packages need for the project
Install npm packages in project root folder, ./chatbot-api and ./chatbot-ui first using npm install.
To start the project
To start the frontend and backend concurrently,run npm start in project root folder.
To start backend only, run npm start in ./chatbot-api. The Express server default serves at port 3100.
To start the frontend only, run npm start in ./chatbot-ui.
To start the development environment
To start the development encironment of frontend and backend concurrently,run npm run dev in project root folder.
To start backend only, run npm run dev in ./chatbot-api. The Express server default serves at port 3100.
To start the frontend only, run npm start in ./chatbot-ui.
Project Settings
To change the default port of Express server:
Change the variable PORT which can be found inside ./chatbot-api/.env.
To change the default API domain in frontend:
Change the variable REACT_APP_API_DOMAIN which can be found inside ./chatbot-ui/.env.
Adding data to train the chatbot
The mapping of question and answers are put inside ./chatbot-api/data/questions and ./chatbot-api/data/answers. The data will then be used by node-nlp.
For details node-nlp please read example usage provided by node-nlp.
Node version
- Node >= 9
Special thanks
All my friends who have given me comments on this project. It really helped me a lot in making this project better!