Signature On-chain Minter Automation
Connect to the local blockchain by ganache-cli
會使用一組Private key 作為連線metamask
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Smart contract migrated to the local blockchain–->transactions deployed
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SmartContract.json–->擁有ABI
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- conncect to metamask fail
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重新 migrate smart contract(truffle migrate –reset)
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寫 智能合約jest測試(truffle test)
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- connect to metamask with minter successful
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- signature 存成 BUFFER(base64)–->之後要將簽名檔寫在IPFS需求的格式
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IPFS http client常見問題
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在infura上串接 IPFS API
解決@openzeppelin無法compile智能合約問題
目前前端有bug上傳不到ipfs上
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記得要connected sites
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選擇想要連線的connected sites跟network的account(預設localhost大部份都是port8545)
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連線成功囉
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同意後transaction就成立囉,付gas fee囉
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成功!mint完的signature nft都列出囉!
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transaction紀錄
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我 publish的 signature ipfs網址
補充資料
What the hack is Memory and Storage in Solidity?
什麼時候用 storage,什麼時候該用 memory?