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chore: up js #22

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cf60816
upd js
SwenSchaeferjohann Feb 13, 2026
90c7d72
bump to use spl interface
SwenSchaeferjohann Feb 13, 2026
c71d200
update
SwenSchaeferjohann Feb 13, 2026
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85 changes: 40 additions & 45 deletions toolkits/payments-and-wallets/comparison-spl-light.md
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -46,7 +46,7 @@ const ata = await getOrCreateAssociatedTokenAccount(
connection,
payer,
mint,
recipient,
recipient
);
// Share ata.address with sender

Expand All @@ -70,8 +70,8 @@ const tx = new Transaction().add(
payer.publicKey,
ata,
recipient,
mint,
),
mint
)
);
```

Expand Down Expand Up @@ -102,15 +102,15 @@ const tx = new Transaction().add(
ata,
recipient,
mint,
LIGHT_TOKEN_PROGRAM_ID,
LIGHT_TOKEN_PROGRAM_ID
),
...(await createLoadAtaInstructions(
rpc,
ata,
recipient,
mint,
payer.publicKey,
)),
payer.publicKey
))
);
```

Expand All @@ -134,7 +134,7 @@ await transfer(
destinationAta,
owner,
amount,
decimals,
decimals
);
```

Expand All @@ -156,55 +156,50 @@ const tx = new Transaction().add(
sourceAta,
destinationAta,
owner.publicKey,
amount,
),
amount
)
);
```

**Light:**

```typescript
const sourceAta = getAssociatedTokenAddressInterface(mint, owner.publicKey);
const destinationAta = getAssociatedTokenAddressInterface(mint, recipient);

await transferInterface(
rpc,
payer,
sourceAta,
mint,
destinationAta,
owner,
amount,
);
await transferInterface(rpc, payer, sourceAta, mint, recipient, owner, amount);
```

**Light:**
**Light (instruction-level):**

```typescript
import { Transaction, sendAndConfirmTransaction } from "@solana/web3.js";
import {
createLoadAtaInstructions,
createTransferInterfaceInstruction,
getAssociatedTokenAddressInterface,
createTransferInterfaceInstructions,
sliceLast,
} from "@lightprotocol/compressed-token/unified";

const sourceAta = getAssociatedTokenAddressInterface(mint, owner.publicKey);
const destinationAta = getAssociatedTokenAddressInterface(mint, recipient);

const tx = new Transaction().add(
...(await createLoadAtaInstructions(
rpc,
sourceAta,
owner.publicKey,
mint,
payer.publicKey,
)),
createTransferInterfaceInstruction(
sourceAta,
destinationAta,
owner.publicKey,
amount,
),
const batches = await createTransferInterfaceInstructions(
rpc,
payer.publicKey,
mint,
amount,
owner.publicKey,
recipient
);
const { rest: loadBatches, last: transferBatch } = sliceLast(batches);

await Promise.all(
loadBatches.map((batch) =>
sendAndConfirmTransaction(rpc, new Transaction().add(...batch), [
payer,
owner,
])
)
);
await sendAndConfirmTransaction(rpc, new Transaction().add(...transferBatch), [
payer,
owner,
]);
```

To ensure your recipient's ATA exists you can prepend an idempotent creation instruction in the same atomic transaction:
Expand All @@ -222,7 +217,7 @@ const createAtaIx = createAssociatedTokenAccountIdempotentInstruction(
payer.publicKey,
destinationAta,
recipient,
mint,
mint
);

new Transaction().add(createAtaIx, transferIx);
Expand All @@ -243,7 +238,7 @@ const createAtaIx = createAssociatedTokenAccountInterfaceIdempotentInstruction(
destinationAta,
recipient,
mint,
LIGHT_TOKEN_PROGRAM_ID,
LIGHT_TOKEN_PROGRAM_ID
);

new Transaction().add(createAtaIx, transferIx);
Expand Down Expand Up @@ -342,15 +337,15 @@ const tx = new Transaction().add(
lightTokenAta,
owner.publicKey,
mint,
payer.publicKey,
payer.publicKey
)),
createUnwrapInstruction(
lightTokenAta,
splAta,
owner.publicKey,
mint,
amount,
splInterfaceInfo,
),
splInterfaceInfo
)
);
```
14 changes: 7 additions & 7 deletions toolkits/payments-and-wallets/get-balance.ts
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -19,8 +19,8 @@ const rpc = createRpc();

const payer = Keypair.fromSecretKey(
new Uint8Array(
JSON.parse(readFileSync(`${homedir()}/.config/solana/id.json`, "utf8")),
),
JSON.parse(readFileSync(`${homedir()}/.config/solana/id.json`, "utf8"))
)
);

(async function () {
Expand All @@ -32,7 +32,7 @@ const payer = Keypair.fromSecretKey(
rpc,
payer,
mint,
payer,
payer
);

// 3. Mint to payer's ATA
Expand All @@ -44,7 +44,7 @@ const payer = Keypair.fromSecretKey(
rpc,
payer,
mint,
recipient,
recipient
);

// 5. Transfer from payer to recipient
Expand All @@ -53,17 +53,17 @@ const payer = Keypair.fromSecretKey(
payer,
sourceAta.address,
mint,
recipientAta.address,
recipient.publicKey,
payer,
bn(100),
bn(100)
);

// 6. Get recipient's balance after transfer
const { parsed: account } = await getAtaInterface(
rpc,
recipientAta.address,
recipient.publicKey,
mint,
mint
);
console.log("Recipient's balance:", account.amount);
})();
12 changes: 6 additions & 6 deletions toolkits/payments-and-wallets/get-history.ts
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -18,8 +18,8 @@ const rpc = createRpc();

const payer = Keypair.fromSecretKey(
new Uint8Array(
JSON.parse(readFileSync(`${homedir()}/.config/solana/id.json`, "utf8")),
),
JSON.parse(readFileSync(`${homedir()}/.config/solana/id.json`, "utf8"))
)
);

(async function () {
Expand All @@ -31,7 +31,7 @@ const payer = Keypair.fromSecretKey(
rpc,
payer,
mint,
payer,
payer
);

// 3. Mint to payer's ATA
Expand All @@ -43,7 +43,7 @@ const payer = Keypair.fromSecretKey(
rpc,
payer,
mint,
recipient,
recipient
);

// 5. Transfer from payer to recipient
Expand All @@ -52,9 +52,9 @@ const payer = Keypair.fromSecretKey(
payer,
sourceAta.address,
mint,
recipientAta.address,
recipient.publicKey,
payer,
bn(100),
bn(100)
);

// 6. Get transaction history
Expand Down
12 changes: 6 additions & 6 deletions toolkits/payments-and-wallets/send-and-receive.ts
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -18,8 +18,8 @@ const rpc = createRpc();

const payer = Keypair.fromSecretKey(
new Uint8Array(
JSON.parse(readFileSync(`${homedir()}/.config/solana/id.json`, "utf8")),
),
JSON.parse(readFileSync(`${homedir()}/.config/solana/id.json`, "utf8"))
)
);

(async function () {
Expand All @@ -31,7 +31,7 @@ const payer = Keypair.fromSecretKey(
rpc,
payer,
mint,
payer,
payer
);

// 3. Mint to payer's ATA
Expand All @@ -43,7 +43,7 @@ const payer = Keypair.fromSecretKey(
rpc,
payer,
mint,
recipient,
recipient
);

// 5. Transfer from payer to recipient
Expand All @@ -52,9 +52,9 @@ const payer = Keypair.fromSecretKey(
payer,
sourceAta.address,
mint,
recipientAta.address,
recipient.publicKey,
payer,
bn(100),
bn(100)
);

console.log("Tx:", txId);
Expand Down
13 changes: 7 additions & 6 deletions typescript-client/actions/transfer-interface.ts
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -19,8 +19,8 @@ const rpc = createRpc();

const payer = Keypair.fromSecretKey(
new Uint8Array(
JSON.parse(readFileSync(`${homedir()}/.config/solana/id.json`, "utf8")),
),
JSON.parse(readFileSync(`${homedir()}/.config/solana/id.json`, "utf8"))
)
);

(async function () {
Expand All @@ -30,26 +30,27 @@ const payer = Keypair.fromSecretKey(
await createAtaInterface(rpc, payer, mint, sender.publicKey);
const senderAta = getAssociatedTokenAddressInterface(
mint,
sender.publicKey,
sender.publicKey
);
await mintToInterface(rpc, payer, mint, senderAta, payer, 1_000_000_000);

const recipient = Keypair.generate();
await createAtaInterface(rpc, payer, mint, recipient.publicKey);
const recipientAta = getAssociatedTokenAddressInterface(
mint,
recipient.publicKey,
recipient.publicKey
);

// Transfer tokens between light-token associated token accounts
// destination is recipient wallet; transferInterface creates recipient ATA idempotently
const tx = await transferInterface(
rpc,
payer,
senderAta,
mint,
recipientAta,
recipient.publicKey,
sender,
500_000_000,
500_000_000
);

console.log("Tx:", tx);
Expand Down
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