Course at door

Course At Door is an education platform for teaching like Coursera.

Table of Contents

• Technologies

• Architecture

• Database Schema

• Main Features

• Demonstration

• Contact

Technologies

Backend

• Node.js / Express.js
• CI / CD (Jenkins)
• SSL Certificate (Let's Encrypt)

Front-End

• HTML
• CSS
• JavaScript
• AJAX

Database

• MySQL
• CRUD
• Index, Primary key, Foreign key
• Transaction

Cloud Service (AWS)

• EC2
• S3
• CloudFront

Networking

• HTTP & HTTPS
• Domain Name System(DNS)
• NGINX

Additional

• Unit Test: Jest
• Facebook Login API
• Git / GitHub

Architecture

• NGINX redirects 443 port requests from clients to corresponding ports
• Used AWS S3 to store course videos and course pictures
• Optimized videos loading time by AWS CloudFront

Database Schema

Main Features

• Course Search
  • Search course names
• Planning System
  • Users can create, view, edit their course
• Registration system
  • Register course
  • Archive user’s course video progress
• Recommending System
  • Recommend users the courses for junior

Demonstration

Home Page

In the home page, users can see all the courses, and find the specific courses through the search bar.

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Course Page

• Users can see the information of the course.
• Click the button 加入課程, then users can register the course.

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Profile Page

• Users can see all the courses that he registered.

• Users can give stars and write the comment after finishing the course.

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video page

• Archived user’s course video progress by polling status regularly and stored in course_progress table
• The course progress will display in left side

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User Management

• Users can create and edit course through profile
• Images and videos of courses are uploaded to AWS S3 and read through AWS CloudFront to optimise load speed

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Contact

Email: yuhantsao9999@gmail.com