fix: repair root typecheck and pin lint/format tooling

package.json

@@ -4,8 +4,8 @@
   "description": "Tutorial code for https://docs.dash.org/platform",
   "main": "connect.mjs",
   "scripts": {
-    "fmt": "npx prettier@3.8.1 --write '**/*.{js,mjs}'",
-    "lint": "npx -p typescript@4 tsc",
+    "fmt": "prettier --write '**/*.{js,mjs}'",
+    "lint": "tsc",
     "test": "node --test --test-timeout=120000 test/read-only.test.mjs",
     "test:read-only": "node --test --test-timeout=120000 test/read-only.test.mjs",
     "test:read-write": "node --test --test-timeout=300000 --test-concurrency=1 test/read-write.test.mjs",
@@ -31,6 +31,8 @@
     "@types/node": "25.5.0",
     "chai": "6.2.2",
     "eslint": "8.45.0",
-    "mocha": "11.7.5"
+    "mocha": "11.7.5",
+    "prettier": "3.8.1",
+    "typescript": "4.9.5"
   }
 }

setupDashClient-core.d.mts

@@ -1,10 +1,21 @@
 import type {
   DataContract,
+  EvoSDK,
   Identity,
   IdentityPublicKey,
   IdentitySigner,
+  PlatformAddress,
+  PlatformAddressInfo,
+  PlatformAddressSigner,
 } from "@dashevo/evo-sdk";
 
+interface AddressEntry {
+  address: PlatformAddress;
+  bech32m: string;
+  privateKeyWif: string;
+  path: string;
+}
+
 interface ConnectedDocumentLike {
   revision?: bigint | number | string;
   toJSON?: () => Record<string, unknown>;
@@ -25,7 +36,7 @@ interface ConnectedDocumentTokenPaymentInfo {
     | 2;
 }
 
-interface ConnectedDashClientLike {
+export interface ConnectedDashClientLike {
   contracts: {
     fetch(contractId: string): Promise<{
       toJSON?: () => Record<string, unknown>;
@@ -148,6 +159,12 @@ export declare class IdentityKeyManager {
     network?: string;
     identityIndex?: number;
   }): Promise<IdentityKeyManager>;
+  static createForNewIdentity(opts: {
+    sdk: ConnectedDashClientLike;
+    mnemonic: string;
+    network?: string;
+    identityIndex?: number;
+  }): Promise<IdentityKeyManager>;
   readonly identityId: string | null | undefined;
   getAuth(): Promise<{
     identity: Identity;
@@ -161,6 +178,29 @@ export declare class IdentityKeyManager {
   }>;
 }
 
+export declare class AddressKeyManager {
+  static create(opts: {
+    sdk: ConnectedDashClientLike;
+    mnemonic: string;
+    network?: string;
+    count?: number;
+  }): Promise<AddressKeyManager>;
+  readonly addresses: AddressEntry[];
+  readonly primaryAddress: AddressEntry;
+  getSigner(): PlatformAddressSigner;
+  getFullSigner(): PlatformAddressSigner;
+  getInfo(): Promise<PlatformAddressInfo | undefined>;
+  getInfoAt(index: number): Promise<PlatformAddressInfo | undefined>;
+}
+
+export declare const KEY_SPECS: readonly unknown[];
+
+export declare function dip13KeyPath(
+  network: string,
+  identityIndex: number,
+  keyIndex: number,
+): Promise<string>;
+
 export declare function createClient(
   network?: string,
-): Promise<ConnectedDashClientLike>;
+): Promise<ConnectedDashClientLike & EvoSDK>;

view-wallet.mjs

@@ -22,13 +22,16 @@ try {
   const { bech32m, path } = addressKeyManager.primaryAddress;
 
   let identityId = 'No identity found for this mnemonic';
+  let balance = null;
   try {
     const keyManager = await IdentityKeyManager.create({
       sdk,
       mnemonic,
       network,
     });
     identityId = keyManager.identityId;
+    const identity = await sdk.identities.fetch(identityId);
+    balance = identity.balance;
   } catch (e) {
     if (!e.message?.includes('No identity found for the given mnemonic'))
       throw e;
@@ -43,6 +46,14 @@ try {
     `https://bridge.thepasta.org/?address=${bech32m}`,
   );
   console.log('Identity ID:     ', identityId);
+  if (balance !== null) {
+    // 1000 credits = 1 duff, 100_000_000 duffs = 1 Dash
+    const dash = Number(balance) / 1e11;
+    console.log(
+      'Identity balance:',
+      `${balance} credits (${dash.toFixed(8)} DASH)`,
+    );
+  }
 } catch (e) {
   console.error('Something went wrong:\n', e.message);
 }