humoyun / reddix-server

Reddit clone using state-of-the-art web techs (this repo contains only backend)

Welcome to Reddix Backend (Reddit Clone)!

This project was aimed to learn state-of-the-art web technologies by recreating simple Reddit clone, but after some time it turned into full-fledged app which has a lot of advanced features...

Techs

• GraphQL
• Apollo/Express
• TypeGraphQL
• Postgres
• TypeORM
• Redis
• TypeScript

Extra Services

• Link Preview Generation API

Internet Resources:

Authentication

1. graphql-modules-auth
2. please-stop-using-local-storage

Database

1. Lazy Loading
2. Active Record
3. Postgresql joins
4. Full text search in PostgreSQL
5. full-text-search
6. full-text-search

Link Preview Related articles:

1. how-to-create-a-link-preview
2. 5-tips-for-web-scraping
3. Slackunfurling
4. [LinkPreview]https://www.linkpreview.net
5. link-preview-generator
6. bootstrap-linkpreview
7. essential-meta-tags-social-media
8. Stop using JWT for sessions

Image Upload

Follow/unfollow relationships

Commenting system with threads

Note: The Project is still in development mode.

Issues while in development:

Choosing the right design for hierarchical data in Relational DB

Design	Num # Tables	Query Child	Query Subtree	Delete Node	Insert Node	Move Subtree	Referential Integrity
Adjacency List	1	Easy	Hard	Easy	Easy	Easy	Yes
Path Enumeration List	1	Hard	Easy	Easy	Easy	Easy	No
Nested Sets	1	Hard	Easy	Hard	Hard	Hard	No
Closure Table	2	Easy	Easy	Easy	Easy	Easy	Yes