sph-solidity

A simulation project about blockchain technology.

About

SPH_Solidity is decentralized system for starting a campaign to support indie/startup projects using tokens in the blockchain.

It highlights transparency, accountability, and reliability in making sure that the donations are going to the right individuals and organizations.

Team

• Chevy
• John
• Jason
• Wylen
• Arden
• Keno
• Kent

Setup

Note: Make sure to have yarn installed globally. If not, run:

npm install --global yarn
yarn --version

1. Clone repository

[email protected]:framgia/sph-solidity.git

2. Create .env file

cp .env.example fe/.env
cp .env.example smart_contract/.env

3. Update .env files

API_URL =
CONTRACT_ADDRESS =

4. Install dependencies

• In root directory:

npm install

• In fe directory:

npm install

• In smart_contract directory:

npm install

Local Development

Nuxt: http://localhost:3000

npm run nuxt:dev

Hardhat: http://127.0.0.1:8545/

npm run hardhat:compile
npm run hardhat:node

In another terminal, run this command:

npm run hardhat:deploy-local

Set the returned contract address to environment variable CONTRACT_ADDRESS

npm run hardhat:interact-local

Hardhat + Alchemy: https://eth-sepolia.g.alchemy.com/v2/KPjBlFd432ifoUNi8UKzGcq-uL1OhX31

npm run hardhat:compile

Update smart_contract/.env file

API_URL = "https://eth-sepolia.g.alchemy.com/v2/KPjBlFd432ifoUNi8UKzGcq-uL1OhX31"
USER_KEY = <your metamask private key>

Deploy in Sepolia test network

npm run hardhat:deploy-sepolia

Set the returned contract address to environment variable CONTRACT_ADDRESS

npm run hardhat:interact-local

Linting

Nuxt

npm run nuxt:eslint
npm run nuxt:prettier

Hardhat

npm run hardhat:solhint
npm run hardhat:prettier

Production

Nuxt

• Build the application for production:

  npm run build
  

• Locally preview production build:

  npm run preview
  

Wallet Setup

Install MetaMask for Chrome to access features

• Download Link -> https://metamask.io/download/
• Once installed, create an account.

Enable Testnet

• Click the MetaMask extension then click the Show/hide link. (See image below)

  • 

• After that, make sure to turn on the Show test networks. (See image below)

  • 

• Once done, Click again the MetaMask extension and select from Ethereum Mainnet to Sepolia test network. (See image below)

  • 

Fund your Sepolia Wallet

• Go to Sepolia Faucet -> https://sepoliafaucet.com/

• Log in using your Alchemy account, you can use your Google account when you sign up at Alchemy

  • 

• Once you logged in, copy your Sepolia Address in your MetaMask wallet and paste it into the Sepoli Faucet then click Send Me ETH to claim your 0.5 ETH

  • 

Once all is done, you can now explore the features of this Decentralized Crowdfunding Application

• Local -> http://localhost:3000/
• Hosted -> https://sph-solidity-fe.vercel.app/