Merge pull request #554 from klaytn/dev

version up to 0.9.8-beta

ethers-ext/.eslintrc.js

@@ -42,6 +42,10 @@ module.exports = {
       ],
       "newlines-between": "always",
     }],
+    "import/no-unresolved": [
+      "error", // eslint-plugin-import cannot resolve subpaths https://github.com/firebase/firebase-admin-node/discussions/1359
+      { ignore: ["^@klaytn/js-ext-core/util$"] }
+    ],
 
     // formatting
     "curly": ["warn", "all"],

ethers-ext/README.md

@@ -16,7 +16,8 @@ npm install --save @klaytn/ethers-ext
 
 ## Usage
 
-See examples.
+See [example](./example) and [test](./test).
+
 
 ## Build
 
@@ -26,13 +27,6 @@ See examples.
     npm install
     ```
 
-- (optional) Import @klaytn/web3rpc from local file.
-  Use this method to use the latest version of the web3rpc.
-
-    ```
-    npm link ../web3rpc/sdk/client/javascript/openapi
-    ```
-
 - Build the library
 
     ```

ethers-ext/example/README.md

@@ -0,0 +1,9 @@
+# ethers-ext examples
+
+- [accountKey](./accountKey) Klaytn AccountKey types
+- [accountStore](./accountStore) AccountStore usage
+- [rpc](./rpc) Klaytn node RPC wrappers
+- [smartContract](./smartContract) Smart contract usage
+- [transactions](./transactions) Klaytn transaction types
+- [util](./util) Utility functions
+

ethers-ext/example/accountKey/AccountKeyLegacy.js

@@ -0,0 +1,47 @@
+// AccountKeyLegacy
+// https://docs.klaytn.foundation/content/klaytn/design/accounts#accountkeylegacy
+
+const { sign } = require("crypto");
+
+const { Wallet } = require("@klaytn/ethers-ext");
+const { ethers } = require("ethers");
+
+const senderAddr = "0xa2a8854b1802d8cd5de631e690817c253d6a9153";
+const senderPriv = "0x0e4ca6d38096ad99324de0dde108587e5d7c600165ae4cd6c2462c597458c2b8";
+const recieverAddr = "0xc40b6909eb7085590e1c26cb3becc25368e249e9";
+
+const provider = new ethers.providers.JsonRpcProvider("https://public-en-baobab.klaytn.net");
+const wallet = new Wallet(senderPriv, provider);
+
+async function sendTx() {
+  let tx = {
+    from: senderAddr,
+    to: recieverAddr,
+    value: 0,
+  };
+
+  let sentTx = await wallet.sendTransaction(tx);
+  console.log("sentTx", sentTx);
+
+  let rc = await sentTx.wait();
+  console.log("receipt", rc);
+}
+
+async function verifyMsg() {
+  const msg = "hello";
+  const msghex = ethers.utils.hexlify(ethers.utils.toUtf8Bytes(msg));
+  const sig = await wallet.signMessage(msg);
+  console.log({ senderAddr, msg, msghex, sig });
+
+  const addr1 = ethers.utils.verifyMessage(msg, sig);
+  console.log("recoveredAddr lib", addr1, addr1.toLowerCase() === senderAddr);
+
+  const addr2 = await provider.send("klay_recoverFromMessage", [senderAddr, msghex, sig, "latest"]);
+  console.log("recoveredAddr rpc", addr2, addr2.toLowerCase() === senderAddr);
+}
+
+async function main() {
+  await sendTx();
+  await verifyMsg();
+}
+main().catch(console.error);

ethers-ext/example/accountKey/AccountKeyPublic.js

@@ -0,0 +1,68 @@
+// AccountKeyPublic
+// https://docs.klaytn.foundation/content/klaytn/design/accounts#accountkeypublic
+
+const { Wallet, TxType, AccountKeyType, parseKlay } = require("@klaytn/ethers-ext");
+const { ethers } = require("ethers");
+
+const senderAddr = "0xe15cd70a41dfb05e7214004d7d054801b2a2f06b";
+const senderPriv = "0x0e4ca6d38096ad99324de0dde108587e5d7c600165ae4cd6c2462c597458c2b8";
+const senderNewPriv = "0x0e4ca6d38096ad99324de0dde108587e5d7c600165ae4cd6c2462c597458c2b8";
+const recieverAddr = "0xc40b6909eb7085590e1c26cb3becc25368e249e9";
+
+const provider = new ethers.providers.JsonRpcProvider("https://public-en-baobab.klaytn.net");
+const wallet = new Wallet(senderAddr, senderPriv, provider);
+const wallet2 = new Wallet(senderAddr, senderNewPriv, provider);
+
+async function updateAccount() {
+  let senderNewPub = new ethers.utils.SigningKey(senderNewPriv).compressedPublicKey;
+
+  let tx = {
+    type: TxType.AccountUpdate,
+    from: senderAddr,
+    key: {
+      type: AccountKeyType.Public,
+      key: senderNewPub,
+    }
+  };
+
+  let sentTx = await wallet.sendTransaction(tx);
+  console.log("updateAccount", sentTx);
+
+  let rc = await sentTx.wait();
+  console.log("receipt", rc);
+}
+
+async function sendTx() {
+  let tx = {
+    type: TxType.ValueTransfer,
+    from: senderAddr,
+    to: recieverAddr,
+    value: parseKlay("0.01"),
+  };
+
+  let sentTx = await wallet2.sendTransaction(tx);
+  console.log("sentTx", sentTx);
+
+  let rc = await sentTx.wait();
+  console.log("receipt", rc);
+}
+
+async function recoverMsg() {
+  const msg = "hello";
+  const msghex = ethers.utils.hexlify(ethers.utils.toUtf8Bytes(msg));
+  const sig = await wallet2.signMessage(msg);
+  console.log({ senderAddr, msg, msghex, sig });
+
+  const addr1 = ethers.utils.verifyMessage(msg, sig);
+  console.log("recoveredAddr lib", addr1, addr1.toLowerCase() === wallet2.address.toLowerCase());
+
+  const addr2 = await provider.send("klay_recoverFromMessage", [senderAddr, msghex, sig, "latest"]);
+  console.log("recoveredAddr rpc", addr2, addr2.toLowerCase() === wallet2.address.toLowerCase());
+}
+
+async function main() {
+  await updateAccount();
+  await sendTx();
+  await recoverMsg();
+}
+main().catch(console.error);