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Contract Development

Usage

Pre-requisites

  • Install Node.js packages

     $ npm install
 $ npm install -g hardhat
 $ npm install -g mocha

  • Create a .env file Create a .env file in the root directory of the project and add the following content:

     $ cp .env.example .env

    Fill in the values for the following variables in the .env file:

     CHAIN_RPC=http://<IP>:8545
 ADMIN_KEY=<KEY_TO_CREATE_PRIVATE_KEY>
 BUILD_PATH=./build # don't need to change if you follow the default contract build path
 CONTRACT_SOURCE_PATH=./src # don't need to change if you follow the default contract build path
 CONTRACT_FILENAME=Election.sol # don't need to change if you follow the default contract build path
 CONTRACT_NAME=ElectionContract # don't need to change if you follow the default contract build path

    ADMIN_KEY should be the same with in the contract .env file

Compile

Should be run in ./contract directory.

$ npm run compile

Deploy

$ npm run deploy

Run Hardhat tests

Need to run Hardhat node first.

$ npm run hardhat:node

Then compile contract and deploy to Hardhat.

$ npm run hardhat:compile
$ npm run hardhat:deploy

Finally, run Hardhat tests.

$ npm run hardhat:test