README-CN.md

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众筹合约

本样例演示众筹合约的基本流程，包括部署合约、合约以及启动众筹项目。

操作流程

• 配置 .env

cp .env.example .env

## 修改 .env 中的 INFURA_ID 和 PRIVATE_KEY 为实际的值
PRIVATE_KEY=xxxxxxxxxxxxxxxx
INFURA_ID=yyyyyyyy

• 安装依赖

npm install

• 编译合约

npx hardhat compile

• 测试合约

npx hardhat test

• 部署合约

npx hardhat run scripts/deploy_crowdfunding.js --network sepolia

Crowdsale 类型

• CappedCrowdsale
• IndividuallyCappedCrowdsale
• TimedCrowdsale
• WhitelistedCrowdsale
• FinalizableCrowdsale
• PostDeliveryCrowdsale
• RefundableCrowdsale
• AllowanceCrowdsale
• MintedCrowdsale
• IncreasingPriceCrowdsale

参考链接

• https://medium.com/openberry/creating-a-simple-crowdfunding-dapp-with-ethereum-solidity-and-vue-js-69ddb8e132dd
• https://medium.com/extropy-io/crowdsales-on-ethereum-with-openzeppelin-57bbdea95390
• https://www.programmersought.com/article/1396206575/
• https://github.com/OpenZeppelin/openzeppelin-contracts/tree/release-v2.3.0/contracts/crowdsale
• 线性解锁： https://cloud.tencent.com/developer/article/1182701