feat: development wallet

.changeset/new-points-cry.md

@@ -0,0 +1,6 @@
+---
+"@reactive-dot/wallet-development": minor
+"@reactive-dot/core": minor
+---
+
+Added development wallet.

nx.json

@@ -18,5 +18,5 @@
       "cache": true
     }
   },
-  "parallel": 9
+  "parallel": 10
 }

packages/core/src/wallets/local-wallet.ts

@@ -6,8 +6,8 @@ import { Wallet, type WalletOptions } from "./wallet.js";
  */
 export abstract class LocalWallet<
   TAccount extends Pick<PolkadotSignerAccount, "id">,
-  TOptions extends WalletOptions,
-  TStorageKey extends string,
+  TOptions extends WalletOptions = WalletOptions,
+  TStorageKey extends string = string,
 > extends Wallet<TOptions, TStorageKey> {
   /**
    * @experimental

packages/wallet-development/.gitignore

@@ -0,0 +1 @@
+build

packages/wallet-development/eslint.config.js

@@ -0,0 +1,4 @@
+import recommended from "@reactive-dot/eslint-config";
+import tseslint from "typescript-eslint";
+
+export default tseslint.config(...recommended);

packages/wallet-development/package.json

@@ -0,0 +1,43 @@
+{
+  "name": "@reactive-dot/wallet-development",
+  "version": "0.16.12",
+  "description": "Development wallet adapter for Reactive DOT",
+  "keywords": [
+    "substrate",
+    "polkadot"
+  ],
+  "homepage": "https://reactivedot.dev/",
+  "bugs": {
+    "url": "https://github.com/tien/reactive-dot/issues",
+    "email": "[email protected]"
+  },
+  "license": "LGPL-3.0-or-later",
+  "author": "Tiến Nguyễn Khắc <[email protected]> (https://tien.zone/)",
+  "repository": {
+    "type": "git",
+    "url": "https://github.com/tien/reactive-dot.git",
+    "directory": "packages/wallet-development"
+  },
+  "type": "module",
+  "files": [
+    "src",
+    "build"
+  ],
+  "exports": "./build/index.js",
+  "scripts": {
+    "dev": "tsc --build --watch",
+    "build": "rm -rf build && tsc --build",
+    "lint": "eslint src"
+  },
+  "dependencies": {
+    "@polkadot-labs/hdkd": "^0.0.8",
+    "@reactive-dot/core": "workspace:^"
+  },
+  "devDependencies": {
+    "@reactive-dot/eslint-config": "workspace:^",
+    "@tsconfig/recommended": "^1.0.7",
+    "@tsconfig/strictest": "^2.0.5",
+    "eslint": "^9.13.0",
+    "typescript": "^5.6.3"
+  }
+}

packages/wallet-development/src/index.ts

@@ -0,0 +1 @@
+export { DevelopmentWallet } from "./wallet.js";

packages/wallet-development/src/wallet.ts

@@ -0,0 +1,83 @@
+import { sr25519CreateDerive } from "@polkadot-labs/hdkd";
+import {
+  DEV_PHRASE,
+  entropyToMiniSecret,
+  mnemonicToEntropy,
+} from "@polkadot-labs/hdkd-helpers";
+import {
+  type PolkadotSignerAccount,
+  Wallet,
+  type WalletOptions,
+} from "@reactive-dot/core/wallets.js";
+import { getPolkadotSigner } from "polkadot-api/signer";
+import { BehaviorSubject } from "rxjs";
+
+type DevelopmentWalletOptions = WalletOptions & {
+  accounts?: ReadonlyArray<{ mnemonic: string; path: string; name?: string }>;
+  includesWellknownDevAccounts?: boolean;
+};
+
+export class DevelopmentWallet extends Wallet<DevelopmentWalletOptions> {
+  id = "development";
+
+  name = "Development";
+
+  initialize() {
+    const accounts = [
+      ...(this.options?.accounts ?? []),
+      ...(!this.options?.includesWellknownDevAccounts
+        ? []
+        : [
+            "Alice",
+            "Bob",
+            "Charlie",
+            "Dave",
+            "Eve",
+            "Ferdie",
+            "AliceStash",
+            "BobStash",
+            "CharlieStash",
+            "DaveStash",
+            "EveStash",
+            "FerdieStash",
+          ].map((name) => ({ mnemonic: DEV_PHRASE, path: `//${name}`, name }))),
+    ];
+
+    this.accounts$.next(
+      accounts.map(({ mnemonic, path, name }) => {
+        const entropy = mnemonicToEntropy(mnemonic);
+        const miniSecret = entropyToMiniSecret(entropy);
+        const derive = sr25519CreateDerive(miniSecret);
+        const hdkdKeyPair = derive(path);
+
+        const polkadotSigner = getPolkadotSigner(
+          hdkdKeyPair.publicKey,
+          "Sr25519",
+          hdkdKeyPair.sign,
+        );
+
+        return {
+          id: globalThis.crypto.randomUUID(),
+          polkadotSigner,
+          ...(name === undefined ? undefined : { name }),
+        };
+      }),
+    );
+  }
+
+  connected$ = new BehaviorSubject(true);
+
+  connect() {
+    this.connected$.next(true);
+  }
+
+  disconnect() {
+    this.connected$.next(false);
+  }
+
+  accounts$ = new BehaviorSubject<PolkadotSignerAccount[]>([]);
+
+  getAccounts() {
+    return this.accounts$.value;
+  }
+}

packages/wallet-development/tsconfig.json

@@ -0,0 +1,16 @@
+{
+  "extends": [
+    "@tsconfig/recommended/tsconfig.json",
+    "@tsconfig/strictest/tsconfig.json"
+  ],
+  "compilerOptions": {
+    "target": "ESNext",
+    "module": "NodeNext",
+    "moduleResolution": "NodeNext",
+    "declaration": true,
+    "declarationMap": true,
+    "sourceMap": true,
+    "outDir": "build"
+  },
+  "include": ["src"]
+}

yarn.lock

@@ -4266,6 +4266,22 @@ __metadata:
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   linkType: hard
 
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@@ -4853,6 +4869,36 @@ __metadata:
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+  version: 0.0.8
+  resolution: "@polkadot-labs/hdkd-helpers@npm:0.0.8"
+  dependencies:
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+    "@noble/hashes": "npm:^1.5.0"
+    "@polkadot-labs/schnorrkel-wasm": "npm:0.0.5"
+    "@scure/base": "npm:^1.1.8"
+    scale-ts: "npm:^1.6.0"
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+  linkType: hard
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 "@reactive-dot/core@workspace:^, @reactive-dot/core@workspace:packages/core":
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   resolution: "@reactive-dot/core@workspace:packages/core"
@@ -5001,6 +5047,20 @@ __metadata:
   languageName: unknown
   linkType: soft
 
+"@reactive-dot/wallet-development@workspace:packages/wallet-development":
+  version: 0.0.0-use.local
+  resolution: "@reactive-dot/wallet-development@workspace:packages/wallet-development"
+  dependencies:
+    "@polkadot-labs/hdkd": "npm:^0.0.8"
+    "@reactive-dot/core": "workspace:^"
+    "@reactive-dot/eslint-config": "workspace:^"
+    "@tsconfig/recommended": "npm:^1.0.7"
+    "@tsconfig/strictest": "npm:^2.0.5"
+    eslint: "npm:^9.13.0"
+    typescript: "npm:^5.6.3"
+  languageName: unknown
+  linkType: soft
+
 "@reactive-dot/wallet-ledger@workspace:^, @reactive-dot/wallet-ledger@workspace:packages/wallet-ledger":
   version: 0.0.0-use.local
   resolution: "@reactive-dot/wallet-ledger@workspace:packages/wallet-ledger"
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