Design @mentions and #hashtags – Frontend System Design

For this exercise, let’s construct an article structured around the task of building a system to support @mentions and hashtags within a WYSIWYG rich text editor, a common feature in modern social platforms and collaborative tools.

Please do note, @mentions and rich text editor share a lot of common features, please do check out rich text editor here.

Introduction

In the dynamic landscape of web applications, the integration of @mentions and hashtags within text editors has evolved from a luxury to a near necessity. As developers, we are often tasked with creating systems that not only perform these functions but do so efficiently, accessibly, and across various devices and languages. This article will navigate through the construction of such a system, addressing the common functional and non-functional requirements, and highlighting optimizations and security measures necessary for a robust implementation.

Full Diagram can be found here.

Clarifying Questions

• How should the system differentiate and prioritize @mentions vs. hashtags?
• What user data should be displayed in @mention results?
• At what user input threshold should... premium content.