import { createTestClient, AuthTestHelper, GASTestHelper } from '../test/system/mcpClient.js';
async function main() {
console.log('🚀 Starting Fibonacci Demo with MCP Gas Server...');
const client = await createTestClient();
const auth = new AuthTestHelper(client);
const gas = new GASTestHelper(client);
try {
// 1. Authenticate
console.log('\n🔐 STEP 1: Authenticating...');
const authStatus = await auth.getAuthStatus();
if (authStatus.authenticated && authStatus.tokenValid) {
console.log(`✅ Already authenticated as ${authStatus.user.email}`);
} else {
console.log('🔑 Starting authentication...');
const authResult = await auth.startInteractiveAuthWithBrowser();
const authCompleted = await auth.waitForAuth(120000);
if (!authCompleted) {
throw new Error('Authentication failed or timed out');
}
const finalStatus = await auth.getAuthStatus();
console.log(`✅ Authentication successful for ${finalStatus.user.email}!`);
}
// 2. Create a new project
console.log('\n📁 STEP 2: Creating new Fibonacci Calculator project...');
const createProjectResult = await client.callTool('gas_project_create', {
title: 'MCP Fibonacci Demo',
description: 'A project to demonstrate Fibonacci calculation using MCP Gas Server'
});
console.log('Project creation result:', createProjectResult);
// Extract project ID from the result
let projectId: string | undefined;
if (createProjectResult && createProjectResult.content && createProjectResult.content[0]) {
const resultText = createProjectResult.content[0].text;
const resultData = JSON.parse(resultText);
projectId = resultData.scriptId || resultData.projectId;
}
if (!projectId) {
throw new Error('Failed to get project ID from creation result');
}
console.log(`✅ Project created with ID: ${projectId}`);
// 3. Create a Fibonacci function file
console.log('\n📝 STEP 3: Creating Fibonacci function file...');
const fibonacciCode = `/**
* Calculate the nth Fibonacci number
* @param {number} n - The position in the Fibonacci sequence
* @returns {number} The nth Fibonacci number
*/
function fibonacci(n) {
if (n <= 0) return 0;
if (n === 1) return 1;
let a = 0, b = 1;
for (let i = 2; i <= n; i++) {
const temp = a + b;
a = b;
b = temp;
}
return b;
}
/**
* Calculate Fibonacci of 17 specifically
* @returns {number} The 17th Fibonacci number
*/
function fibonacciOf17() {
return fibonacci(17);
}
/**
* Test function to demonstrate Fibonacci calculation
*/
function testFibonacci() {
const result = fibonacciOf17();
console.log('Fibonacci of 17 is:', result);
return result;
}`;
const writeResult = await client.callTool('gas_write', {
projectId: projectId,
fileName: 'fibonacci',
content: fibonacciCode,
fileType: 'gs'
});
console.log('✅ Fibonacci function file created successfully');
// 4. Execute the Fibonacci calculation
console.log('\n🔢 STEP 4: Calculating Fibonacci of 17...');
const executeResult = await client.callTool('gas_run', {
projectId: projectId,
js_statement: 'fibonacci(17)'
});
console.log('Execution result:', executeResult);
if (executeResult && executeResult.content && executeResult.content[0]) {
const resultText = executeResult.content[0].text;
const resultData = JSON.parse(resultText);
if (resultData.result !== undefined) {
console.log(`🎉 SUCCESS! Fibonacci of 17 = ${resultData.result}`);
} else {
console.log('Result data:', resultData);
}
}
// 5. Also test the dedicated function
console.log('\n🧪 STEP 5: Testing dedicated fibonacciOf17() function...');
const testResult = await client.callTool('gas_run', {
projectId: projectId,
js_statement: 'fibonacciOf17()'
});
if (testResult && testResult.content && testResult.content[0]) {
const resultText = testResult.content[0].text;
const resultData = JSON.parse(resultText);
if (resultData.result !== undefined) {
console.log(`✅ fibonacciOf17() function returned: ${resultData.result}`);
}
}
console.log('\n🎯 Summary:');
console.log('- ✅ Created new Google Apps Script project');
console.log('- ✅ Added Fibonacci calculation function');
console.log('- ✅ Successfully calculated Fibonacci of 17');
console.log('- ✅ All operations performed using MCP Gas Server tools');
} catch (error) {
console.error('\n❌ An error occurred:', error);
} finally {
console.log('\n🔌 Disconnecting client...');
await client.disconnect();
console.log('✅ Demo completed.');
}
}
main().catch(e => {
console.error('Fatal error:', e);
process.exit(1);
});
