Solana

.github/workflows/beta-publish.yml

@@ -3,7 +3,7 @@ name: Beta NPM Packages Publishing
 on:
   pull_request:
     types: [closed]
-    branches: ["develop", "v2"]
+    branches: ['develop', 'v2', 'solana']
   workflow_dispatch:
 
 jobs:
@@ -22,8 +22,8 @@ jobs:
         uses: actions/setup-node@v3
         with:
           node-version: 18.13.0
-          registry-url: "https://registry.npmjs.org"
-          cache: "yarn"
+          registry-url: 'https://registry.npmjs.org'
+          cache: 'yarn'
 
       - name: Cache Yarn dependencies
         uses: actions/cache@v3

.github/workflows/ci.yml

@@ -2,7 +2,7 @@ name: Huma Monorepo CI
 on:
   pull_request:
     types: [opened, synchronize]
-    branches: ["develop", "master", "v2"]
+    branches: ['develop', 'master', 'v2']
 
 jobs:
   ci:
@@ -16,7 +16,7 @@ jobs:
         uses: actions/setup-node@v3
         with:
           node-version: 18.13.0
-          cache: "yarn"
+          cache: 'yarn'
 
       - name: Cache Yarn dependencies
         uses: actions/cache@v3

packages/examples/package.json

@@ -20,13 +20,37 @@
     "startLoadRWR": "ts-node src/loadReceivablesOfOwnerWithMetadata.ts",
     "startGetPoolBalanceCreditV2": "ts-node src/getPoolBalanceAndCreditV2.ts",
     "startBurnReceivableV2": "ts-node src/burnReceivableV2.ts",
+    "solanaCreateReceivable": "ts-node src/solana/createReceivable.ts",
+    "solanaDeclarePayment": "ts-node src/solana/declarePayment.ts",
+    "solanaSubmitReceivable": "ts-node src/solana/submitReceivable.ts",
+    "solanaFetchReceivable": "ts-node src/solana/fetchReceivable.ts",
+    "solanaFetchBorrowerDetails": "ts-node src/solana/fetchBorrowerDetails.ts",
+    "solanaDrawdown": "ts-node src/solana/drawdown.ts",
+    "solanaPayback": "ts-node src/solana/payback.ts",
     "lint-staged": "lint-staged"
   },
   "dependencies": {
     "dotenv": "^16.0.3",
     "ethers": "^5.7.2",
-    "ts-node": "^10.9.1"
+    "ts-node": "^10.9.1",
+    "@coral-xyz/anchor": "^0.30.1",
+    "@solana/spl-token": "^0.4.8",
+    "@solana/web3.js": "^1.95.3",
+    "lodash": "^4.17.21",
+    "@solana/wallet-adapter-base": "^0.9.23",
+    "@solana/wallet-adapter-react": "^0.15.35",
+    "@solana/wallet-adapter-react-ui": "^0.9.35",
+    "@solana/wallet-adapter-wallets": "^0.19.32",
+    "@coral-xyz/borsh": "^0.30.1",
+    "@mui/icons-material": "^5.3.0",
+    "@mui/material": "^5.0.6",
+    "@mui/styles": "^5.0.2",
+    "@mui/system": "^5.0.6",
+    "@mui/x-date-pickers": "^5.0.7",
+    "@emotion/react": "^11.5.0",
+    "@emotion/styled": "^11.3.0"
   },
+  "peerDependencies": {},
   "lint-staged": {
     "src/**/*.{js,ts,tsx,css,sass,less,graphql}": []
   }

packages/examples/src/solana/createReceivable.ts

@@ -0,0 +1,66 @@
+import { Connection, Keypair, sendAndConfirmTransaction } from '@solana/web3.js'
+import {
+  AnchorProvider,
+  BN,
+  setProvider,
+  Wallet,
+  web3,
+} from '@coral-xyz/anchor'
+import { POOL_NAME, SolanaChainEnum } from '@huma-finance/shared'
+import {
+  HumaSolanaContext,
+  HumaSolanaReceivableHelper,
+} from '@huma-finance/sdk'
+
+require('dotenv').config()
+
+async function main() {
+  const TEST_PRIVATE_KEY = process.env.TEST_PRIVATE_KEY
+  const connection = new Connection(
+    'https://api.devnet.solana.com',
+    'confirmed',
+  )
+
+  const keypair = web3.Keypair.fromSecretKey(
+    Buffer.from(JSON.parse(TEST_PRIVATE_KEY)),
+  )
+  const wallet = new Wallet(keypair)
+  setProvider(new AnchorProvider(connection, wallet))
+
+  const solanaHumaContext = new HumaSolanaContext({
+    publicKey: wallet.publicKey,
+    connection: connection,
+    chainId: SolanaChainEnum.SolanaDevnet,
+    poolName: POOL_NAME.HumaCreditLine,
+  })
+
+  const humaReceivableHelper = new HumaSolanaReceivableHelper({
+    solanaContext: solanaHumaContext,
+  })
+
+  const newAsset = Keypair.generate()
+
+  const oneWeekFromNow = Math.floor(Date.now() / 1000) + 7 * 24 * 60 * 60
+  const tx = await humaReceivableHelper.buildCreateReceivableTransaction(
+    newAsset,
+    {
+      name: 'Test Receivable',
+      uri: 'https://test.com',
+      currencyCode: '840',
+      receivableAmount: new BN(100),
+      maturityDate: new BN(oneWeekFromNow),
+      referenceId: 'test-reference-id2',
+    },
+  )
+
+  console.log(tx)
+
+  const txResult = await sendAndConfirmTransaction(connection, tx, [
+    newAsset,
+    keypair,
+  ])
+
+  console.log(txResult)
+}
+
+main()

packages/examples/src/solana/declarePayment.ts

@@ -0,0 +1,52 @@
+import { Connection, Keypair, sendAndConfirmTransaction } from '@solana/web3.js'
+import {
+  AnchorProvider,
+  BN,
+  setProvider,
+  Wallet,
+  web3,
+} from '@coral-xyz/anchor'
+import { POOL_NAME, SolanaChainEnum } from '@huma-finance/shared'
+import {
+  HumaSolanaContext,
+  HumaSolanaReceivableHelper,
+} from '@huma-finance/sdk'
+
+require('dotenv').config()
+
+async function main() {
+  const TEST_PRIVATE_KEY = process.env.TEST_PRIVATE_KEY
+  const connection = new Connection(
+    'https://api.devnet.solana.com',
+    'confirmed',
+  )
+
+  const keypair = web3.Keypair.fromSecretKey(
+    Buffer.from(JSON.parse(TEST_PRIVATE_KEY)),
+  )
+  const wallet = new Wallet(keypair)
+  setProvider(new AnchorProvider(connection, wallet))
+
+  const solanaHumaContext = new HumaSolanaContext({
+    publicKey: wallet.publicKey,
+    connection: connection,
+    chainId: SolanaChainEnum.SolanaDevnet,
+    poolName: POOL_NAME.HumaCreditLine,
+  })
+
+  const humaReceivableHelper = new HumaSolanaReceivableHelper({
+    solanaContext: solanaHumaContext,
+  })
+
+  const tx = await humaReceivableHelper.buildDeclarePaymentTransaction(
+    'test-reference-id',
+    new BN(1),
+  )
+
+  console.log(tx)
+
+  const txResult = await sendAndConfirmTransaction(connection, tx, [keypair])
+  console.log(txResult)
+}
+
+main()

packages/examples/src/solana/drawdown.ts

@@ -0,0 +1,46 @@
+import { Connection, Keypair, sendAndConfirmTransaction } from '@solana/web3.js'
+import {
+  AnchorProvider,
+  BN,
+  setProvider,
+  Wallet,
+  web3,
+} from '@coral-xyz/anchor'
+import { POOL_NAME, SolanaChainEnum } from '@huma-finance/shared'
+import { HumaSolanaContext, HumaSolanaProgramHelper } from '@huma-finance/sdk'
+
+require('dotenv').config()
+
+async function main() {
+  const TEST_PRIVATE_KEY = process.env.TEST_PRIVATE_KEY
+  const connection = new Connection(
+    'https://api.devnet.solana.com',
+    'confirmed',
+  )
+
+  const keypair = web3.Keypair.fromSecretKey(
+    Buffer.from(JSON.parse(TEST_PRIVATE_KEY)),
+  )
+  const wallet = new Wallet(keypair)
+  setProvider(new AnchorProvider(connection, wallet))
+
+  const solanaHumaContext = new HumaSolanaContext({
+    publicKey: wallet.publicKey,
+    connection: connection,
+    chainId: SolanaChainEnum.SolanaDevnet,
+    poolName: POOL_NAME.HumaCreditLine,
+  })
+
+  const humaSolanaProgramHelper = new HumaSolanaProgramHelper({
+    solanaContext: solanaHumaContext,
+  })
+
+  const tx = await humaSolanaProgramHelper.buildDrawdownTransaction(new BN(10))
+
+  console.log(tx)
+
+  const txResult = await sendAndConfirmTransaction(connection, tx, [keypair])
+  console.log(txResult)
+}
+
+main()

packages/examples/src/solana/fetchBorrowerDetails.ts

@@ -0,0 +1,43 @@
+import { Connection, Keypair, sendAndConfirmTransaction } from '@solana/web3.js'
+import {
+  AnchorProvider,
+  BN,
+  setProvider,
+  Wallet,
+  web3,
+} from '@coral-xyz/anchor'
+import { POOL_NAME, SolanaChainEnum } from '@huma-finance/shared'
+import { HumaSolanaContext, HumaSolanaProgramHelper } from '@huma-finance/sdk'
+
+require('dotenv').config()
+
+async function main() {
+  const TEST_PRIVATE_KEY = process.env.TEST_PRIVATE_KEY
+  const connection = new Connection(
+    'https://api.devnet.solana.com',
+    'confirmed',
+  )
+
+  const keypair = web3.Keypair.fromSecretKey(
+    Buffer.from(JSON.parse(TEST_PRIVATE_KEY)),
+  )
+  const wallet = new Wallet(keypair)
+  setProvider(new AnchorProvider(connection, wallet))
+
+  const solanaHumaContext = new HumaSolanaContext({
+    publicKey: wallet.publicKey,
+    connection: connection,
+    chainId: SolanaChainEnum.SolanaDevnet,
+    poolName: POOL_NAME.HumaCreditLine,
+  })
+
+  const humaSolanaProgramHelper = new HumaSolanaProgramHelper({
+    solanaContext: solanaHumaContext,
+  })
+
+  const data = await humaSolanaProgramHelper.getAccountInfo()
+
+  console.log(data)
+}
+
+main()

packages/examples/src/solana/fetchReceivable.ts

@@ -0,0 +1,40 @@
+import { Connection } from '@solana/web3.js'
+import { AnchorProvider, setProvider, Wallet, web3 } from '@coral-xyz/anchor'
+import { POOL_NAME, SolanaChainEnum } from '@huma-finance/shared'
+import {
+  HumaSolanaContext,
+  HumaSolanaReceivableHelper,
+} from '@huma-finance/sdk'
+
+require('dotenv').config()
+
+async function main() {
+  const TEST_PRIVATE_KEY = process.env.TEST_PRIVATE_KEY
+  const connection = new Connection(
+    'https://api.devnet.solana.com',
+    'confirmed',
+  )
+
+  const keypair = web3.Keypair.fromSecretKey(
+    Buffer.from(JSON.parse(TEST_PRIVATE_KEY)),
+  )
+  const wallet = new Wallet(keypair)
+  setProvider(new AnchorProvider(connection, wallet))
+
+  const solanaHumaContext = new HumaSolanaContext({
+    publicKey: wallet.publicKey,
+    connection: connection,
+    chainId: SolanaChainEnum.SolanaDevnet,
+    poolName: POOL_NAME.HumaCreditLine,
+  })
+
+  const humaReceivableHelper = new HumaSolanaReceivableHelper({
+    solanaContext: solanaHumaContext,
+  })
+
+  const res = await humaReceivableHelper.getReceivableInfo('test-reference-id')
+
+  console.log(res)
+}
+
+main()

packages/examples/src/solana/payback.ts

@@ -0,0 +1,49 @@
+import { Connection, Keypair, sendAndConfirmTransaction } from '@solana/web3.js'
+import {
+  AnchorProvider,
+  BN,
+  setProvider,
+  Wallet,
+  web3,
+} from '@coral-xyz/anchor'
+import { POOL_NAME, SolanaChainEnum } from '@huma-finance/shared'
+import { HumaSolanaContext, HumaSolanaProgramHelper } from '@huma-finance/sdk'
+
+require('dotenv').config()
+
+async function main() {
+  const TEST_PRIVATE_KEY = process.env.TEST_PRIVATE_KEY
+  const connection = new Connection(
+    'https://api.devnet.solana.com',
+    'confirmed',
+  )
+
+  const keypair = web3.Keypair.fromSecretKey(
+    Buffer.from(JSON.parse(TEST_PRIVATE_KEY)),
+  )
+  const wallet = new Wallet(keypair)
+  setProvider(new AnchorProvider(connection, wallet))
+
+  const solanaHumaContext = new HumaSolanaContext({
+    publicKey: wallet.publicKey,
+    connection: connection,
+    chainId: SolanaChainEnum.SolanaDevnet,
+    poolName: POOL_NAME.HumaCreditLine,
+  })
+
+  const humaSolanaProgramHelper = new HumaSolanaProgramHelper({
+    solanaContext: solanaHumaContext,
+  })
+
+  const tx = await humaSolanaProgramHelper.buildPaymentTransaction(
+    new BN(5),
+    true /* principalOnly */,
+  )
+
+  console.log(tx)
+
+  const txResult = await sendAndConfirmTransaction(connection, tx, [keypair])
+  console.log(txResult)
+}
+
+main()