cita-sdk-ruby

CITA Ruby SDK

Installation

Add this line to your application's Gemfile:

gem 'cita-sdk-ruby'

And then execute:

$ bundle

Or install it yourself as:

$ gem install cita-sdk-ruby

Usage

See keccak256, to_hex and other utils methods in CITA::Utils module

RPC calls RPC list

cita = CITA::Client.new("your url")

cita.rpc.block_number
cita.rpc.get_block_by_number("0x0", true)
# or
cita.rpc.getBlockByNumber("0x0", true)

sign and unsign

# make a Transaction object first
transaction = CITA::Transaction.new(
  to: "8ff0f5b85fba9a6429e2e256880291774f8e224f",
  nonce: "e4f195c409fe47c58a624de37c730679",
  quota: 30000,
  valid_until_block: 1882078,
  data: "",
  value: "0x3e8",
  chain_id: "1",
  version: 1
)

# sign transaction with your private key
content = CITA::TransactionSigner.encode(transaction, "you private key")

# you can unsign content by `decode` method
CITA::TransactionSigner.decode(content) 
# you can set `recover` to false if you don't want to recover from address and public key
CITA::TransactionSigner.decode(content, recover: false)

send transaction

cita.rpc.send_transaction(transaction, private_key)

transfer tokens

cita.rpc.transfer(to: "to address", value: 1000, private_key: "your private key")

contract

contract = cita.contract_at(abi, contract_address)
# for RPC call (constant functions)
response = contract.call_func(method: :symbol)
# for RPC sendTransaction
response = contract.send_func(tx: tx, private_key: private_key, method: :transfer, params: [address, tokens])

Contributing

Bug Report

Bug reports and pull requests are welcome on GitHub at https://github.com/citahub/cita-sdk-ruby. This project is intended to be a safe, welcoming space for collaboration, and contributors are expected to adhere to the Contributor Covenant code of conduct.

Develop

get source code:

$ git clone git@github.com:citahub/cita-sdk-ruby.git

update submodules, see .gitmodules:

$ git submodule update --init --recursive

build secp256k1:

$ cd secp256k1 && ./autogen.sh && ./configure --enable-module-recovery --enable-experimental --enable-module-ecdh && make && make install && cd ..

Run $ make to see all available tasks.

Testing

Write test

This project is using spec as testing framework, find test cases in spec/ dir.

Run test

$ bundle exec rake spec

Code Quality

Linter tool: $ rubocop
Coding Style Guide: TBD
Coding Style config: .rubocop.yml
Code formatter: $ rubocop -x

Collaborate Workflow

GitHub Flow, Understanding the GitHub flow
use "develop" for feature/bugfix/refactor
use "master" for release

Versioning

format: vx.y.z
x.y Follow the version number of CITA
z Defined by SDK itself：changed by fixing or adding features

License

The gem is available as open source under the terms of the MIT License.

Code of Conduct

Everyone interacting in the cita-sdk-ruby project’s codebases, issue trackers, chat rooms and mailing lists is expected to follow the code of conduct.