Merge pull request #84 from Finschia/feat/coin_type

feat: add `CoinType` config

CHANGELOG.md

@@ -24,6 +24,7 @@ All notable changes to the Cosmy Wasmy extension will be documented in this file
 
 - For localnet chains, all contracts on the chain can be imported in single click.
 - Support [Finschia testnet](https://www.finschia.io/) - Finschia aims to become the world’s No. 1 blockchain ecosystem, leading the popularization of Web3 and securing over 1 billion users. Added configurations for localnet as well as testnet chains
+- Support `coinType` - Can use it when generate account, default `118`.
 
 ### Changed
 

README.md

@@ -142,6 +142,7 @@ The structure of the expected setting for `cosmywasamy.chains`:
         "chainGasDenom": "uosmo", // The micro denom used to pay for gas
         "chainDenomDecimals": "6", // Default decimals to display account balance
         "signType": "tmsecp256k1", // Which signing scheme to use? tmsecp256k1 or ethsecp256k1
+        "coinType": "118", // Coin type registered for the chain
         "chainDenom": "uosmo", // the micro denom used to track account balance
         "faucetEndpoint": "http://localhost:8000", //Faucet address and port to request funds
         "accountExplorerLink": "https://testnet.mintscan.io/osmosis-testnet/account/${accountAddress}", //Block explorer url which includes '${accountAddress}' text to generate account url

package.json

@@ -315,6 +315,11 @@
                     "%cosmywasmy.chains.items.signType.ethsecp256k1.desc%"
                   ]
                 },
+                "coinType": {
+                  "type": "string",
+                  "default": "118", 
+                  "description": "%cosmywasmy.chains.items.coinType.desc%"
+                },
                 "chainDenom": {
                   "type": "string",
                   "description": "%cosmywasmy.chains.items.chainDenom.desc%"
@@ -483,6 +488,7 @@
                 "rpcEndpoint": "http://localhost:26657",
                 "defaultGasPrice": "0.015",
                 "chainDenom": "cony",
+                "coinType": "438",
                 "faucetEndpoint": "http://localhost:8081"
               },
               {
@@ -493,6 +499,7 @@
                 "rpcEndpoint": "https://ebony-rpc.finschia.io/",
                 "defaultGasPrice": "0.015",
                 "chainDenom": "tcony",
+                "coinType": "438",
                 "accountExplorerLink": "https://explorer.blockchain.line.me/ebony/address/${accountAddress}",
                 "txExplorerLink": "https://explorer.blockchain.line.me/ebony/transaction/${txHash}",
                 "faucetEndpoint": "https://faucet-ebonynw.line-apps.com"
@@ -1237,6 +1244,7 @@
     "@cosmjs/launchpad": "^0.27.1",
     "@cosmjs/math": "^0.30.1",
     "@cosmjs/proto-signing": "^0.28.4",
+    "@cosmjs/crypto": "^0.31.0",
     "@terran-one/cw-simulate": "^2.8.0",
     "@vscode/l10n": "^0.0.10",
     "@vscode/l10n-dev": "^0.0.24",

package.nls.json

@@ -52,6 +52,7 @@
     "cosmywasmy.chains.items.signType.desc": "The signature algorithm when signing transactions, `ethsecp256k1` or `tmsecp256k1`, default `tmsecp256k1`",
     "cosmywasmy.chains.items.signType.tmsecp256k1.desc": "Used for Cosmos/Tendermint chains signing",
     "cosmywasmy.chains.items.signType.ethsecp256k1.desc": "Used for Ethereum/EVM chains signing",
+    "cosmywasmy.chains.items.coinType.desc": "Used for distinguishing between different cryptocurrencies in hierarchical deterministic wallets, default `118`",
     "cosmywasmy.chains.items.faucetEndpoint.desc": "Faucet address and port to request funds",
     "cosmywasmy.chains.items.accountExplorerLink.desc": "Block explorer url which includes '${accountAddress}' text to generate account url",
     "cosmywasmy.chains.items.txExplorerLink.desc": "Block explorer url which includes '${txHash}' text to generate tx url",

src/helpers/Cosmwasm/API.ts

@@ -68,7 +68,7 @@ export class Cosmwasm {
 
     public static async GetSigningClient(): Promise<SigningCosmWasmClient> {
         const account = Workspace.GetSelectedAccount();
-        let signer = await WrapWallet.fromMnemonic(global.workspaceChain.signType, account.mnemonic, {
+        let signer = await WrapWallet.fromMnemonic(global.workspaceChain.signType, global.workspaceChain.coinType, account.mnemonic, {
             prefix: global.workspaceChain.addressPrefix,
         });
         let gasDenom = global.workspaceChain.chainGasDenom;

src/helpers/Cosmwasm/SmartExecutor.ts

@@ -11,7 +11,7 @@ export class SmartExecutor {
     private client: SigningCosmWasmClient;
 
     public async SetupAccount(mnemonic: string, addressPrefix: string) {
-        this.wallet = await WrapWallet.fromMnemonic(global.workspaceChain.signType, mnemonic, {
+        this.wallet = await WrapWallet.fromMnemonic(global.workspaceChain.signType, global.workspaceChain.coinType, mnemonic, {
             prefix: addressPrefix,
         });
         const accounts = await this.wallet.getAccounts();

src/helpers/Sign/wrapwallet.ts

@@ -2,7 +2,8 @@
 import { EthSecp256k1HdWallet } from './ethsecp256k1hdwallet';
 import { DirectSecp256k1HdWallet } from '@cosmjs/proto-signing';
 import { Secp256k1HdWallet } from "@cosmjs/launchpad";
-import {DirectSecp256k1HdWalletOptions} from "@cosmjs/proto-signing/build/directsecp256k1hdwallet"
+import { DirectSecp256k1HdWalletOptions } from "@cosmjs/proto-signing/build/directsecp256k1hdwallet";
+import { HdPath,Slip10RawIndex } from "@cosmjs/crypto";
 
 export const SIGN_TYPE = {
     ethsecp256k1: 'ethsecp256k1',
@@ -11,15 +12,24 @@ export const SIGN_TYPE = {
 
 export class WrapWallet {
     private signType;
+    private hdPath:HdPath;
     public mnemonic;
 
-    constructor(type, mnemonic, options) {
+    constructor(type, coinType, mnemonic,  options) {
         this.mnemonic = mnemonic;
         this.signType = WrapWallet.isEthSecp256k1(type) ? SIGN_TYPE.ethsecp256k1 : SIGN_TYPE.tmsecp256k1;
+        const currentCoinType = coinType || "118";
+        this.hdPath = [
+            Slip10RawIndex.hardened(44),
+            Slip10RawIndex.hardened(Number(currentCoinType)),
+            Slip10RawIndex.hardened(0),
+            Slip10RawIndex.normal(0),
+            Slip10RawIndex.normal(0),
+          ];
     }
 
-    static async fromMnemonic(type: string, mnemonic: string, options?: Partial<DirectSecp256k1HdWalletOptions>): Promise<WrapWallet>{
-        return new WrapWallet(type, mnemonic, {
+    static async fromMnemonic(type: string, coinType: string, mnemonic: string, options?: Partial<DirectSecp256k1HdWalletOptions>): Promise<WrapWallet>{
+        return new WrapWallet(type, coinType, mnemonic,  {
             ...options,
         });
     }
@@ -60,10 +70,12 @@ export class WrapWallet {
     async getWallet(){
         if (this.signType !== SIGN_TYPE.ethsecp256k1){
             return DirectSecp256k1HdWallet.fromMnemonic(this.mnemonic, {
+                hdPaths: [this.hdPath],
                 prefix: global.workspaceChain.addressPrefix,
             },);
         }
         return EthSecp256k1HdWallet.fromMnemonic(this.mnemonic, {
+            hdPaths: [this.hdPath],
             prefix: global.workspaceChain.addressPrefix,
         },);
     }

src/helpers/Workspace.ts

@@ -136,6 +136,7 @@ export class ChainConfig {
     chainGasDenom!: string;
     chainDenomDecimals!: string;
     signType!: string;
+    coinType!: string;
 
     public Validate() {
         if (!this) {

src/models/Account.ts

@@ -23,7 +23,7 @@ export class Account extends vscode.TreeItem {
 	public static async GetAccounts(context: vscode.Memento): Promise<Account[]> {
 		const accountData = this.GetAccountsBasic(context);
 		for (let account of accountData) {
-			const wallet = await WrapWallet.fromMnemonic(global.workspaceChain.signType, account.mnemonic, {
+			const wallet = await WrapWallet.fromMnemonic(global.workspaceChain.signType, global.workspaceChain.coinType, account.mnemonic, {
 				prefix: global.workspaceChain.addressPrefix
 			});
 			const accounts = await wallet.getAccounts();
@@ -45,7 +45,7 @@ export class Account extends vscode.TreeItem {
 	public static async AddAccount(context: vscode.Memento, account: Account) {
 		try{
 			//fix import error mnemonic,  failed to load account when restart vscode
-			await (await WrapWallet.fromMnemonic(global.workspaceChain.signType, account.mnemonic, {
+			await (await WrapWallet.fromMnemonic(global.workspaceChain.signType, global.workspaceChain.coinType, account.mnemonic, {
 				prefix: global.workspaceChain.addressPrefix
 			})).getAccounts();
 

src/views/SignProvider.ts

@@ -36,7 +36,7 @@ export class SignProvider implements vscode.WebviewViewProvider {
 			return;
 		}
 		try {
-			let wallet = await WrapWallet.fromMnemonic(global.workspaceChain.signType, account.mnemonic, {
+			let wallet = await WrapWallet.fromMnemonic(global.workspaceChain.signType, global.workspaceChain.coinType, account.mnemonic, {
 				prefix: global.workspaceChain.addressPrefix,
 			});
 			const signDoc = this.makeSignDoc(account.address, data.value);