Cryptocurrency exchange

Description:

Cryptocurrency exchange where users can buy and sell currency.

Makefile commands

Create venv:

make venv

Run tests:

make test

Run linters:

make lint

Run formatters:

make format

Init database

make init_db

Run server

make up

Api Endpoints

POST /currency/add

Adds a new cryptocurrency with the specified name if it doesn't exist.

Body

{
 "name": "your_currency"
}

GET /currency/<currency_name>

Returns extended information about the specified cryptocurrency if it exists. Note that currency_name parameter must be in lowercase.

GET /currency/all

Returns information about all cryptocurrencies.

POST /user/registration

Body

{
 "name": "your_name"
}

Adds a user to the exchange.

GET /user/<user_name>

Returns information about the specified user if it exists.

GET /user/<user_name>/operations?limit=10&page=1

Parameter	Type	Description
limit	int	Required. Number of operations per page.
page	int	Required. Page number (starts with 0).

Returns paginated list of user operations.

POST /trade

{
  "currency_name": "currency_name",
  "user_name": "user_name",
  "operation": "buy/sell",
  "currency_amount": 1.1,
  "exchange_rate": 43.21
}

Performs the specified operation for the specified user.

Technologies Used

• Python
• Poetry
• Flask
• SQLAlchemy
• Pydantic
• Pytest
• Git
• GitHub
• Docker
• Docker Compose

Authors

• @AndrejTsvetkov