DexTools Backend

Backend infrastructure for DexTools, consisting of multiple services for processing and serving Kadena blockchain data.

Architecture

The project is composed of four main modules:

• dextools-shared: Shared infrastructure (PostgreSQL and MongoDB databases)
• dextools-listener: Real-time blockchain event listener
• dextools-cron: Scheduled data processing jobs
• dextools-api: REST API service

Module Details

dextools-shared

Database infrastructure with:

• PostgreSQL for transaction and candle data
• MongoDB for caching and token data

dextools-listener

Listens to Kadena blockchain events and processes:

• Transactions
• Price updates
• Token events

dextools-cron

Scheduled jobs for:

• Token updates
• Price calculations
• Performance metrics
• Account balance tracking

dextools-api

REST API providing:

• Account balance data
• Transaction history
• Performance metrics
• Price information

Prerequisites

• Docker and Docker Compose
• Node.js 16+
• Git

Installation

1. Clone the repository:

git clone https://github.com/RunOnFlux/dextools.git
cd dextools

2. Set up environment variables:

# Copy sample env files
cp dextools-shared/.env.example dextools-shared/.env
cp dextools-listener/.env.example dextools-listener/.env
cp dextools-cron/.env.example dextools-cron/.env
cp dextools-api/.env.example dextools-api/.env

# Edit the env files with your configuration

3. Start the infrastructure:

# Start shared infrastructure first
cd dextools-shared
docker-compose up -d

# Start other services
cd ../dextools-listener
docker-compose up -d

cd ../dextools-cron
docker-compose up -d

cd ../dextools-api
docker-compose up -d