文書の過去の版を表示しています。

静的HTMLからIPFSにファイルをアップロードする

静的HTMLで HTML　の FILE API で指定されたファイルを IPFS にアップロードする機能を実現します。

静的 HTML の作成

> mkdir simple_web
> cd simple_web
simple_web> code IPFSUploader.html

require("@nomiclabs/hardhat-waffle");
 
// This is a sample Hardhat task. To learn how to create your own go to
// https://hardhat.org/guides/create-task.html
task("accounts", "Prints the list of accounts", async (taskArgs, hre) => {
  const accounts = await hre.ethers.getSigners();
 
  for (const account of accounts) {
    console.log(account.address);
  }
});
 
// You need to export an object to set up your config
// Go to https://hardhat.org/config/ to learn more
 
// Go to https://www.alchemyapi.io, sign up, create
// a new App in its dashboard, and replace "KEY" with its key
const ALCHEMY_API_KEY = "m4NR445U7JhjZ5gYddoeaQ15KFaiTslL";
 
// Replace this private key with your Goerli account private key
// To export your private key from Metamask, open Metamask and
// go to Account Details > Export Private Key
// Be aware of NEVER putting real Ether into testing accounts
const GOERLI_PRIVATE_KEY = "4f350473ad3e2ae66dd8d9afc545b64c7ab1cff5fb610bbe6e2ab95189d62c05";
 
/**
 * @type import('hardhat/config').HardhatUserConfig
 */
module.exports = {
  solidity: "0.8.4",
  networks: {
    hardhat: {},
    goerli: {
      url: `https://eth-goerli.alchemyapi.io/v2/${ALCHEMY_API_KEY}`,
      accounts: [`${GOERLI_PRIVATE_KEY}`]
    }
  }
};