feat: Add BigInt serialization

examples/package.json

@@ -38,6 +38,7 @@
     "near-sdk-js": "file:../"
   },
   "devDependencies": {
+    "@types/lodash-es": "^4.17.6",
     "ava": "^4.2.0",
     "near-workspaces": "3.2.1",
     "typescript": "^4.7.4"

examples/src/clean-state.js

@@ -1,7 +1,7 @@
 import { NearBindgen, call, view, near } from "near-sdk-js";
 
 @NearBindgen({})
-class CleanState {
+export class CleanState {
   @call({})
   clean({ keys }) {
     keys.forEach((key) => near.storageRemove(key));

examples/src/counter.js

@@ -1,8 +1,8 @@
-import { NearBindgen, near, call, view, initialize } from "near-sdk-js";
+import { NearBindgen, near, call, view } from "near-sdk-js";
 import { isUndefined } from "lodash-es";
 
 @NearBindgen({})
-class Counter {
+export class Counter {
   constructor() {
     this.count = 0;
   }

examples/src/counter.ts

@@ -1,9 +1,9 @@
-import { NearBindgen, near, call, view, initialize } from "near-sdk-js";
+import { NearBindgen, near, call, view } from "near-sdk-js";
 import { isUndefined } from "lodash-es";
 import { log } from "./log";
 
 @NearBindgen({})
-class Counter {
+export class Counter {
   count = 0;
 
   @call({})

examples/src/cross-contract-call.js

@@ -1,7 +1,7 @@
 import { NearBindgen, call, view, initialize, near, bytes } from "near-sdk-js";
 
 @NearBindgen({ requireInit: true })
-class OnCall {
+export class OnCall {
   constructor() {
     this.personOnCall = "";
     this.statusMessageContract = "";

examples/src/fungible-token-helper.js

@@ -1,7 +1,7 @@
 import { NearBindgen, call, view } from "near-sdk-js";
 
 @NearBindgen({})
-class FungibleTokenHelper {
+export class FungibleTokenHelper {
   constructor() {
     this.data = "";
   }

examples/src/fungible-token-lockable.js

@@ -52,7 +52,7 @@ class Account {
 }
 
 @NearBindgen({ initRequired: true })
-class LockableFungibleToken {
+export class LockableFungibleToken {
   constructor() {
     this.accounts = new LookupMap("a"); // Account ID -> Account mapping
     this.totalSupply = 0; // Total supply of the all tokens

examples/src/fungible-token.js

@@ -9,38 +9,38 @@ import {
 } from "near-sdk-js";
 
 @NearBindgen({ initRequired: true })
-class FungibleToken {
+export class FungibleToken {
   constructor() {
     this.accounts = new LookupMap("a");
-    this.totalSupply = 0;
+    this.totalSupply = 0n;
   }
 
   @initialize({})
   init({ prefix, totalSupply }) {
     this.accounts = new LookupMap(prefix);
-    this.totalSupply = totalSupply;
+    this.totalSupply = BigInt(totalSupply);
     this.accounts.set(near.signerAccountId(), this.totalSupply);
     // In a real world Fungible Token contract, storage management is required to denfense drain-storage attack
   }
 
   internalDeposit({ accountId, amount }) {
-    let balance = this.accounts.get(accountId) || "0";
-    let newBalance = BigInt(balance) + BigInt(amount);
-    this.accounts.set(accountId, newBalance.toString());
-    this.totalSupply = (BigInt(this.totalSupply) + BigInt(amount)).toString();
+    let balance = this.accounts.get(accountId, { defaultValue: 0n });
+    let newBalance = balance + BigInt(amount);
+    this.accounts.set(accountId, newBalance);
+    this.totalSupply += BigInt(amount);
   }
 
   internalWithdraw({ accountId, amount }) {
-    let balance = this.accounts.get(accountId) || "0";
-    let newBalance = BigInt(balance) - BigInt(amount);
+    let balance = this.accounts.get(accountId, { defaultValue: 0n });
+    let newBalance = balance - BigInt(amount);
     assert(newBalance >= 0n, "The account doesn't have enough balance");
-    this.accounts.set(accountId, newBalance.toString());
-    let newSupply = BigInt(this.totalSupply) - BigInt(amount);
+    this.accounts.set(accountId, newBalance);
+    let newSupply = this.totalSupply - BigInt(amount);
     assert(newSupply >= 0n, "Total supply overflow");
-    this.totalSupply = newSupply.toString();
+    this.totalSupply = newSupply;
   }
 
-  internalTransfer({ senderId, receiverId, amount, memo }) {
+  internalTransfer({ senderId, receiverId, amount, memo: _ }) {
     assert(senderId != receiverId, "Sender and receiver should be different");
     let amountInt = BigInt(amount);
     assert(amountInt > 0n, "The amount should be a positive number");
@@ -82,6 +82,6 @@ class FungibleToken {
 
   @view({})
   ftBalanceOf({ accountId }) {
-    return this.accounts.get(accountId) || "0";
+    return this.accounts.get(accountId, { defaultValue: 0n });
   }
 }

examples/src/log.ts

@@ -1,5 +1,5 @@
 import { near } from "near-sdk-js";
 
-export function log(msg: any) {
+export function log(msg: unknown) {
   near.log(msg);
 }

examples/src/non-fungible-token-receiver.js

@@ -1,7 +1,7 @@
 import { NearBindgen, call, near, assert, initialize } from "near-sdk-js";
 
 @NearBindgen({ requireInit: true })
-class NftContract {
+export class NftContract {
   constructor() {
     this.nonFungibleTokenAccountId = "";
   }

examples/src/non-fungible-token.js

@@ -17,7 +17,7 @@ class Token {
 }
 
 @NearBindgen({ requireInit: true })
-class NftContract {
+export class NftContract {
   constructor() {
     this.owner_id = "";
     this.owner_by_id = new LookupMap("a");
@@ -29,7 +29,13 @@ class NftContract {
     this.owner_by_id = new LookupMap(owner_by_id_prefix);
   }
 
-  internalTransfer({ sender_id, receiver_id, token_id, approval_id, memo }) {
+  internalTransfer({
+    sender_id,
+    receiver_id,
+    token_id,
+    approval_id: _ai,
+    memo: _m,
+  }) {
     let owner_id = this.owner_by_id.get(token_id);
 
     assert(owner_id !== null, "Token not found");
@@ -125,7 +131,7 @@ class NftContract {
   }
 
   @call({})
-  nftMint({ token_id, token_owner_id, token_metadata }) {
+  nftMint({ token_id, token_owner_id, token_metadata: _ }) {
     let sender_id = near.predecessorAccountId();
     assert(sender_id === this.owner_id, "Unauthorized");
     assert(this.owner_by_id.get(token_id) === null, "Token ID must be unique");

examples/src/parking-lot.ts

@@ -31,8 +31,9 @@ class Engine {
 }
 
 @NearBindgen({})
-class ParkingLot {
+export class ParkingLot {
   cars: LookupMap<CarSpecs>;
+
   constructor() {
     this.cars = new LookupMap<CarSpecs>("a");
   }

examples/src/status-message-collections.js

@@ -8,7 +8,7 @@ import {
 } from "near-sdk-js";
 
 @NearBindgen({})
-class StatusMessage {
+export class StatusMessage {
   constructor() {
     this.records = new UnorderedMap("a");
     this.uniqueValues = new LookupSet("b");

examples/src/status-message.js

@@ -1,7 +1,7 @@
 import { NearBindgen, call, view, near } from "near-sdk-js";
 
 @NearBindgen({})
-class StatusMessage {
+export class StatusMessage {
   constructor() {
     this.records = {};
   }

examples/tsconfig.json

@@ -2,6 +2,7 @@
   "compilerOptions": {
     "experimentalDecorators": true,
     "target": "es2020",
+    "moduleResolution": "node",
     "noEmit": true
   },
   "exclude": ["node_modules"]

jsconfig.json

@@ -1,4 +1,4 @@
 {
   "exclude": ["node_modules"],
-  "include": ["cli/*.js"]
+  "include": ["cli"]
 }