feat: add support for tron ecosystem

package.json

@@ -1,5 +1,5 @@
 {
-  "version": "4.0.0-beta.3",
+  "version": "4.0.0-alpha.22",
   "private": true,
   "sideEffects": false,
   "type": "module",

packages/sdk-provider-bitcoin/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@lifi/sdk-provider-bitcoin",
-  "version": "4.0.0-beta.3",
+  "version": "4.0.0-alpha.22",
   "description": "LI.FI Bitcoin SDK Provider for Any-to-Any Cross-Chain-Swap",
   "homepage": "https://github.com/lifinance/sdk",
   "bugs": {

packages/sdk-provider-bitcoin/src/version.ts

@@ -1,2 +1,2 @@
 export const name = '@lifi/sdk-provider-bitcoin'
-export const version = '4.0.0-beta.3'
+export const version = '4.0.0-alpha.22'

packages/sdk-provider-ethereum/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@lifi/sdk-provider-ethereum",
-  "version": "4.0.0-beta.3",
+  "version": "4.0.0-alpha.22",
   "description": "LI.FI Ethereum SDK Provider for Any-to-Any Cross-Chain-Swap",
   "homepage": "https://github.com/lifinance/sdk",
   "bugs": {

packages/sdk-provider-ethereum/src/version.ts

@@ -1,2 +1,2 @@
 export const name = '@lifi/sdk-provider-ethereum'
-export const version = '4.0.0-beta.3'
+export const version = '4.0.0-alpha.22'

packages/sdk-provider-solana/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@lifi/sdk-provider-solana",
-  "version": "4.0.0-beta.3",
+  "version": "4.0.0-alpha.22",
   "description": "LI.FI Solana SDK Provider for Any-to-Any Cross-Chain-Swap",
   "homepage": "https://github.com/lifinance/sdk",
   "bugs": {

packages/sdk-provider-solana/src/version.ts

@@ -1,2 +1,2 @@
 export const name = '@lifi/sdk-provider-solana'
-export const version = '4.0.0-beta.3'
+export const version = '4.0.0-alpha.22'

packages/sdk-provider-sui/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@lifi/sdk-provider-sui",
-  "version": "4.0.0-beta.3",
+  "version": "4.0.0-alpha.22",
   "description": "LI.FI Sui SDK Provider for Any-to-Any Cross-Chain-Swap",
   "homepage": "https://github.com/lifinance/sdk",
   "bugs": {
@@ -15,15 +15,15 @@
   "author": "Eugene Chybisov <eugene@li.finance>",
   "type": "module",
   "sideEffects": false,
-  "main": "./dist/cjs/index.js",
+  "main": "./dist/esm/index.js",
   "module": "./dist/esm/index.js",
   "types": "./dist/esm/index.d.ts",
   "typings": "./dist/esm/index.d.ts",
   "exports": {
     ".": {
       "types": "./dist/esm/index.d.ts",
       "import": "./dist/esm/index.js",
-      "default": "./dist/cjs/index.js"
+      "default": "./dist/esm/index.js"
     },
     "./package.json": "./package.json"
   },

packages/sdk-provider-sui/src/version.ts

@@ -1,2 +1,2 @@
 export const name = '@lifi/sdk-provider-sui'
-export const version = '4.0.0-beta.3'
+export const version = '4.0.0-alpha.22'

packages/sdk-provider-tron/package.json

@@ -0,0 +1,102 @@
+{
+  "name": "@lifi/sdk-provider-tron",
+  "version": "4.0.0-alpha.22",
+  "description": "LI.FI Tron SDK Provider for Any-to-Any Cross-Chain-Swap",
+  "homepage": "https://github.com/lifinance/sdk",
+  "bugs": {
+    "url": "https://github.com/lifinance/sdk/issues"
+  },
+  "repository": {
+    "type": "git",
+    "url": "https://github.com/lifinance/sdk.git",
+    "directory": "packages/sdk-provider-tron"
+  },
+  "license": "Apache-2.0",
+  "author": "Eugene Chybisov <eugene@li.finance>",
+  "type": "module",
+  "sideEffects": false,
+  "main": "./dist/cjs/index.js",
+  "module": "./dist/esm/index.js",
+  "types": "./dist/types/index.d.ts",
+  "typings": "./dist/types/index.d.ts",
+  "exports": {
+    ".": {
+      "types": "./dist/types/index.d.ts",
+      "import": "./dist/esm/index.js",
+      "default": "./dist/cjs/index.js"
+    },
+    "./package.json": "./package.json"
+  },
+  "scripts": {
+    "build": "pnpm clean && pnpm build:version && pnpm build:cjs && pnpm build:esm && pnpm build:types && pnpm build:clean",
+    "build:cjs": "tsc --project ./tsconfig.json --module commonjs --outDir ./dist/cjs --removeComments --verbatimModuleSyntax false && mkdir -p ./dist/cjs && printf '{\"type\":\"commonjs\"}' > ./dist/cjs/package.json",
+    "build:esm": "tsc --project ./tsconfig.json --outDir ./dist/esm && mkdir -p ./dist/esm && printf '{\"type\": \"module\",\"sideEffects\":false}' > ./dist/esm/package.json",
+    "build:types": "tsc --project ./tsconfig.json --declarationDir ./dist/types --emitDeclarationOnly --declaration --declarationMap",
+    "build:prerelease": "node ../../scripts/prerelease.js && cpy '../../*.md' .",
+    "build:postrelease": "node ../../scripts/postrelease.js && rm -rf *.md",
+    "build:clean": "rm -rf tsconfig.tsbuildinfo ./dist/tsconfig.tsbuildinfo",
+    "build:version": "node ../../scripts/version.js",
+    "clean": "pnpm build:clean && rm -rf dist",
+    "coverage": "vitest run --coverage",
+    "test": "vitest --run --dangerouslyIgnoreUnhandledErrors",
+    "test:cov": "pnpm test --coverage",
+    "test:unit": "pnpm test .unit.spec.ts --passWithNoTests",
+    "check:types": "tsc --noEmit",
+    "check:circular-deps": "madge --circular $(find ./src -name '*.ts')",
+    "check:circular-deps-graph": "madge --circular $(find ./src -name '*.ts') --image graph.svg",
+    "watch": "tsc -w -p ./tsconfig.json"
+  },
+  "dependencies": {
+    "@lifi/sdk": "workspace:*",
+    "@tronweb3/tronwallet-abstract-adapter": "^1.1.10",
+    "tronweb": "^6.0.4"
+  },
+  "devDependencies": {
+    "@vitest/coverage-v8": "^4.0.18",
+    "cpy-cli": "^7.0.0",
+    "madge": "^8.0.0",
+    "typescript": "^5.9.3",
+    "vitest": "^4.0.18"
+  },
+  "publishConfig": {
+    "access": "public"
+  },
+  "files": [
+    "dist/**",
+    "!dist/**/*.tsbuildinfo",
+    "src/**/*.ts",
+    "!src/**/*.spec.ts",
+    "!src/**/*.test.ts",
+    "!src/**/*.mock.ts",
+    "!src/**/*.spec.ts",
+    "!src/**/*.handlers.ts",
+    "!src/**/*.tsbuildinfo",
+    "!**/__mocks__/**",
+    "!*.tmp",
+    "!*.env",
+    "!tsconfig.json"
+  ],
+  "keywords": [
+    "swap",
+    "bridge",
+    "bridge-aggregation",
+    "cross-chain",
+    "cross-chain-applications",
+    "cross-chain-bridge",
+    "dapp",
+    "defi",
+    "ethereum",
+    "bitcoin",
+    "solana",
+    "sui",
+    "tron",
+    "lifi",
+    "multi-chain",
+    "sdk",
+    "ethers",
+    "viem",
+    "wagmi",
+    "web3",
+    "web3-react"
+  ]
+}

packages/sdk-provider-tron/src/TronProvider.ts

@@ -0,0 +1,48 @@
+import {
+  ChainType,
+  LiFiErrorCode,
+  ProviderError,
+  type StepExecutorOptions,
+} from '@lifi/sdk'
+import { TronWeb } from 'tronweb'
+import { getTronBalance } from './actions/getTronBalance.js'
+import { resolveTronAddress } from './actions/resolveTronAddress.js'
+import { TronStepExecutor } from './core/TronStepExecutor.js'
+import type { TronProviderOptions, TronSDKProvider } from './types.js'
+
+export function TronProvider(options?: TronProviderOptions): TronSDKProvider {
+  const _options: TronProviderOptions = options ?? {}
+  return {
+    get type() {
+      return ChainType.TVM
+    },
+    isAddress: (address: string) => TronWeb.isAddress(address),
+    resolveAddress: resolveTronAddress,
+    getBalance: getTronBalance,
+    async getStepExecutor(
+      options: StepExecutorOptions
+    ): Promise<TronStepExecutor> {
+      if (!_options.getWallet) {
+        throw new ProviderError(
+          LiFiErrorCode.ProviderUnavailable,
+          'TronProvider requires a getWallet function.'
+        )
+      }
+
+      const wallet = await _options.getWallet()
+
+      const executor = new TronStepExecutor({
+        wallet,
+        routeId: options.routeId,
+        executionOptions: {
+          ...options.executionOptions,
+        },
+      })
+
+      return executor
+    },
+    setOptions(options: TronProviderOptions) {
+      Object.assign(_options, options)
+    },
+  }
+}

packages/sdk-provider-tron/src/actions/getTronBalance.ts

@@ -0,0 +1,83 @@
+import type { SDKClient, Token, TokenAmount } from '@lifi/sdk'
+import { withDedupe } from '@lifi/sdk'
+import { callTronRpcsWithRetry } from '../rpc/callTronRpcsWithRetry.js'
+import { isZeroAddress } from '../utils/isZeroAddress.js'
+
+export const getTronBalance = async (
+  client: SDKClient,
+  walletAddress: string,
+  tokens: Token[]
+): Promise<TokenAmount[]> => {
+  if (tokens.length === 0) {
+    return []
+  }
+  const { chainId } = tokens[0]
+  for (const token of tokens) {
+    if (token.chainId !== chainId) {
+      console.warn('Requested tokens have to be on the same chain.')
+    }
+  }
+
+  return getTronBalanceDefault(client, tokens, walletAddress)
+}
+
+const getTronBalanceDefault = async (
+  client: SDKClient,
+  tokens: Token[],
+  walletAddress: string
+): Promise<TokenAmount[]> => {
+  const [blockNumber, results] = await callTronRpcsWithRetry(
+    client,
+    async (tronWeb) => {
+      const host = tronWeb.fullNode.host
+      const queue: Promise<bigint>[] = tokens.map((token) => {
+        if (isZeroAddress(token.address)) {
+          return withDedupe(
+            async () => BigInt(await tronWeb.trx.getBalance(walletAddress)),
+            { id: `${getTronBalanceDefault.name}.getBalance.${host}` }
+          )
+        }
+        return withDedupe(
+          async () => {
+            const contract = await tronWeb.contract().at(token.address)
+            const balance = await contract
+              .balanceOf(walletAddress)
+              .call({ from: walletAddress })
+            return BigInt(balance.toString())
+          },
+          {
+            id: `${getTronBalanceDefault.name}.balanceOf.${token.address}.${host}`,
+          }
+        )
+      })
+
+      return Promise.all([
+        withDedupe(
+          async () => {
+            const block = await tronWeb.trx.getCurrentBlock()
+            return BigInt(block.block_header?.raw_data?.number ?? 0)
+          },
+          { id: `${getTronBalanceDefault.name}.getCurrentBlock.${host}` }
+        ),
+        Promise.allSettled(queue),
+      ])
+    }
+  )
+
+  const tokenAmounts: TokenAmount[] = tokens.map((token, index) => {
+    const result = results[index]
+    if (result.status === 'rejected') {
+      return {
+        ...token,
+        blockNumber,
+      }
+    }
+    return {
+      ...token,
+      amount: result.value,
+      blockNumber,
+    }
+  })
+
+  return tokenAmounts
+}

packages/sdk-provider-tron/src/actions/resolveTronAddress.ts

@@ -0,0 +1,4 @@
+export async function resolveTronAddress(name: string): Promise<string> {
+  // Tron does not have a name service, return the address as-is
+  return name
+}

packages/sdk-provider-tron/src/actions/resolveTronAddress.unit.spec.ts

@@ -0,0 +1,10 @@
+import { describe, expect, it } from 'vitest'
+import { resolveTronAddress } from './resolveTronAddress.js'
+
+describe('resolveTronAddress', () => {
+  it('should return the address as-is', async () => {
+    const address = 'TJRabPrwbZy45sbavfcjinPJC18kjpRTv8'
+
+    expect(await resolveTronAddress(address)).toBe(address)
+  })
+})