rmeissner

Template Creation Guide

This guide outlines how to create a template that can be used with https://rimeissner.dev/transaction-templates/

A template is a json file that has a root object with the properties name, inputs, txs.

The inputs are used together with the txs to generated the final transactions. Also a simple interface with input fiels is generated for the specified inputs.

Inputs

rmeissner

import EIP712Domain from "eth-typed-data";
import BigNumber from "bignumber.js";
import * as ethUtil from 'ethereumjs-util';
import { ethers } from "ethers";
import axios from "axios";

/*
 * Safe relay service example
 * * * * * * * * * * * * * * * * * * * */

rmeissner

• Add .env.development with

HTTPS=true
PORT=3002

• Add http-proxy-middleware

yarn add http-proxy-middleware

• Add setupProxy.js in ./src with

rmeissner

Create Safe app with typescript support using yarn as a package manager.

• npx create-react-app sapps_getting_started --typescript
• cd sapps_getting_started
• yarn add https://github.com/gnosis/safe-apps-sdk
• add description and iconPath to manifest.json (see https://github.com/gnosis/safe-apps-sdk)
• Setup cors as mentioned in the readme of https://github.com/gnosis/safe-react-apps
• Call initSdk with [/.*localhost.*/] - this allows to use your local safe-react instance
• Add listeners (see https://github.com/gnosis/safe-apps-sdk)
• Install ipfs (https://gist.github.com/MiguelBel/b3b5f711aa8d9362afa5f16e4e972461)

rmeissner

How develop a Safe module

Add dependencies

• yarn add @gnosis.pm/safe-contracts

• Optional for testing

  • yarn add eth-lightwallet

rmeissner

contract Enum {
    enum Operation {
        Call,
        DelegateCall
    }
}

contract MasterCopy {

    event ChangedMasterCopy(address masterCopy);