Init

.gitignore

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+lib-cov
+*.seed
+*.log
+*.csv
+*.dat
+*.out
+*.pid
+*.gz
+*.swp
+
+pids
+logs
+results
+tmp
+
+# Build
+public/css/main.css
+
+# Coverage reports
+coverage
+
+# API keys and secrets
+.env
+
+# Dependency directory
+node_modules
+bower_components
+
+# Editors
+.idea
+*.iml
+
+# OS metadata
+.DS_Store
+Thumbs.db
+
+# Ignore built ts files
+dist/**/*
+
+# ignore yarn.lock
+yarn.lock

eslint.config.mjs

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+import globals from "globals";
+import pluginJs from "@eslint/js";
+import tseslint from "typescript-eslint";
+
+
+export default [
+  {files: ["**/*.{ts}"]},
+  {languageOptions: { globals: globals.browser }},
+  pluginJs.configs.recommended,
+  ...tseslint.configs.recommended,
+];

package.json

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+{
+  "name": "sobridge",
+  "version": "1.0.0",
+  "main": "dist/app.js",
+  "scripts": {
+    "start": "tsc && node dist/app.js",
+    "lint": "eslint .",
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "keywords": [],
+  "author": "",
+  "license": "ISC",
+  "description": "",
+  "devDependencies": {
+    "@eslint/js": "^9.13.0",
+    "@types/express": "^4.17.1",
+    "eslint": "^9.13.0",
+    "globals": "^15.11.0",
+    "typescript": "^5.6.3",
+    "typescript-eslint": "^8.12.1"
+  },
+  "dependencies": {
+    "@solana/web3.js": "^1.95.4",
+    "dotenv": "^16.4.5",
+    "express": "^4.17.1"
+  }
+}

src/app.ts

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+import express from 'express';
+import dotenv from 'dotenv';
+
+import { GetSolBalance, GetTicketsAccount, GetTicketsBalanceByTA, GetTokenAccount, GetTokenBalanceByTA } from "./sol";
+
+
+dotenv.config();
+
+const app = express();
+const port = process.env.EXPRESS_PORT;
+
+app.get("/status", (req,res)=>{
+    res.status(200).json({status:"Working"})
+})
+
+app.get("/getSolBalance", async(req,res)=>{
+    const {wallet} = req.query;
+
+    if(!wallet){res.status(403).json({error:"Wallet should be present"}); return;}
+    
+    const balance = await GetSolBalance(wallet);
+
+    const response = {
+        address: wallet,
+        balance: balance
+    };
+
+    res.status(200).json(response);
+})
+
+app.get("/getTokenBalance", async(req,res)=>{
+    const{ wallet } = req.query;
+    if(!wallet){res.status(403).json({error:"Wallet should be present"}); return;}
+
+    const tokenAddress = await GetTokenAccount(wallet);
+    const result = await GetTokenBalanceByTA(tokenAddress);
+    const balance = result <0 ? 0 : result;
+
+    const response = {
+        tokenAccount:tokenAddress,
+        balance:balance
+    }
+
+    res.status(200).json(response);
+})
+
+app.get("/getTicketsBalance", async(req,res)=>{
+    const{ wallet } = req.query;
+    if(!wallet){res.status(403).json({error:"Wallet should be present"}); return;}
+
+    const tokenAddress = await GetTicketsAccount(wallet);
+    const result = await GetTicketsBalanceByTA(tokenAddress);
+    const balance = result <0 ? 0 : result;
+
+    const response = {
+        tokenAccount:tokenAddress,
+        balance:balance
+    }
+
+    res.status(200).json(response);
+})
+
+app.get("/purchaseTickets", async(req,res)=>{
+    const {amount} = req.query;
+    if(!amount){
+        res.status(403).json({error:"Enter an amount"}); return;
+    }
+})
+
+app.listen(port, ()=>{
+    console.log(`Mhunt Solana Brdige listening to port ${port}`)
+})

src/sol.ts

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+import { PublicKey, Connection } from '@solana/web3.js';
+
+const TOKENS_MINT = new PublicKey('vcHyeKhk67CVumjzYV3m8cf6V8xcE85N9ay48pcyUpB');
+const TICKETS_MINT = new PublicKey('tktUDLZhFGb9VW9zDxZ7HYDFuBooEf8daZEvPbBY7at');
+
+const solana = new Connection("https://api.devnet.solana.com")
+
+
+
+export async function GetSolBalance(wallet){
+    const balance = await solana.getBalance(new PublicKey(wallet));
+
+    return balance;
+}
+
+//-------------------------------------------------------------------------------------------------------------------------------------------------------------------------
+
+
+
+export async function GetTokenAccount(ownerAddress){
+    const accountPublicKey = new PublicKey(ownerAddress);
+    const account = await solana.getTokenAccountsByOwner(accountPublicKey, {mint: TOKENS_MINT});
+    try{
+        const tokenAddress = account.value[0].pubkey.toString();
+        return tokenAddress;
+    }catch{
+        return null;
+    }
+}
+
+export async function GetTokenBalanceByOwner(owner){
+    const tokenAccount = await GetTokenAccount(owner);
+    if(tokenAccount==null){
+        return 0;
+    }
+    console.log(tokenAccount);
+    return await GetTokenBalanceByTA(tokenAccount);
+}
+
+export async function GetTokenBalanceByTA(tokenAccountAddress){
+    if(tokenAccountAddress==null){
+        return 0;
+    }
+    const tokenAccount = new PublicKey(tokenAccountAddress);
+    const info = await solana.getTokenAccountBalance(tokenAccount);
+    if (info.value.uiAmount == null){
+        return -1;
+    }
+    console.log('Token Balance (using Solana-Web3.js): ', info.value.uiAmount);
+    return info.value.uiAmount;
+}
+
+//-------------------------------------------------------------------------------------------------------------------------------------------------------------------------
+
+
+export async function GetTicketsAccount(ownerAddress){
+    const accountPublicKey = new PublicKey(ownerAddress);
+    const account = await solana.getTokenAccountsByOwner(accountPublicKey, {mint: TICKETS_MINT});
+  
+    try{
+        const tokenAddress = account.value[0].pubkey.toString();
+        return tokenAddress;
+    }catch{
+        return null;
+    }
+}
+
+export async function GetTicketsBalanceByOwner(owner){
+    const tokenAccount = await GetTicketsAccount(owner);
+    if(tokenAccount==null){
+        return 0;
+    }
+    console.log(tokenAccount);
+    return await GetTicketsBalanceByTA(tokenAccount);
+}
+
+export async function GetTicketsBalanceByTA(tokenAccountAddress){
+    if(tokenAccountAddress==null){
+        return 0;
+    }
+    const tokenAccount = new PublicKey(tokenAccountAddress);
+    const info = await solana.getTokenAccountBalance(tokenAccount);
+    if (info.value.uiAmount == null){
+        return -1;
+    }
+    console.log('Ticket Balance (using Solana-Web3.js): ', info.value.uiAmount);
+    return info.value.uiAmount;
+}

tsconfig.json

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+{
+    "compilerOptions": {
+      "module": "commonjs",
+      "esModuleInterop": true,
+      "target": "es6",
+      "moduleResolution": "node",
+      "sourceMap": true,
+      "outDir": "dist"
+    },
+    "lib": ["es2015"]
+  }