init version

main.js

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+// main.js
+import express from 'express';
+import dotenv from 'dotenv';
+import { fetchActivityData } from './engage-api/get-activity.mjs';
+import { structActivityData } from './engage-api/struct-activity.mjs';
+import { structStaffData } from './engage-api/struct-staff.mjs';
+
+// Load environment variables from .env file
+dotenv.config();
+
+// --- Configuration ---
+const USERNAME = process.env.API_USERNAME;
+const PASSWORD = process.env.API_PASSWORD;
+const PORT = process.env.PORT || 3000; // Default to port 3000 if not specified
+const FIXED_STAFF_ACTIVITY_ID = process.env.FIXED_STAFF_ACTIVITY_ID || '3350';
+
+// --- Initialize Express App ---
+const app = express();
+
+// Middleware to parse JSON request bodies (useful if you add POST/PUT later)
+app.use(express.json());
+
+// --- API Endpoints ---
+
+// GET Endpoint: Welcome message
+app.get('/', (req, res) => {
+    res.send('Welcome to the DSAS CCA API!<br/><br/>\
+        API Endpoints:<br/>\
+        GET /v1/activity/:activityId (ID must be 1-4 digits)<br/>\
+        GET /v1/staffs');
+});
+
+// GET Endpoint: Fetch structured activity data by ID
+app.get('/v1/activity/:activityId', async (req, res) => {
+    let { activityId } = req.params; // Extract activityId from URL parameter
+
+    // Validate activityId: should be 1 to 4 digits
+    if (!/^\d{1,4}$/.test(activityId)) {
+        return res.status(400).json({
+            error: 'Invalid Activity ID format. Activity ID must be 1 to 4 digits (e.g., 1, 0001, 9999).'
+        });
+    }
+
+    if (!USERNAME || !PASSWORD) {
+        console.error('API username or password not configured. Check .env file or environment variables.');
+        return res.status(500).json({ error: 'Server configuration error.' });
+    }
+
+    console.log(`Workspaceing activity details for activity ID: ${activityId}`);
+    try {
+        const activityJson = await fetchActivityData(activityId, USERNAME, PASSWORD);
+        if (activityJson) {
+            const structuredActivity = await structActivityData(activityJson);
+            res.json(structuredActivity); // Assuming structActivityData returns a JSON-friendly object
+        } else {
+            res.status(404).json({ error: `Could not retrieve details for activity ${activityId}.` });
+        }
+    } catch (error) {
+        console.error(`Error fetching activity ${activityId}:`, error);
+        res.status(500).json({ error: 'An internal server error occurred while fetching activity data.' });
+    }
+});
+
+// GET Endpoint: Fetch fixed structured staff data
+app.get('/v1/staffs', async (req, res) => {
+    if (!USERNAME || !PASSWORD) {
+        console.error('API username or password not configured. Check .env file or environment variables.');
+        return res.status(500).json({ error: 'Server configuration error.' });
+    }
+
+    console.log(`Workspaceing staff details (using fixed activity ID: ${FIXED_STAFF_ACTIVITY_ID})`);
+    try {
+        const activityJson = await fetchActivityData(FIXED_STAFF_ACTIVITY_ID, USERNAME, PASSWORD);
+        if (activityJson) {
+            const staffMap = await structStaffData(activityJson); // This returns a Map
+
+            // Convert Map to a plain object for JSON serialization
+            const staffObject = Object.fromEntries(staffMap);
+            res.json(staffObject);
+        } else {
+            res.status(404).json({ error: `Could not retrieve base data using activity ID ${FIXED_STAFF_ACTIVITY_ID} to get staff details.` });
+        }
+    } catch (error) {
+        console.error(`Error fetching staff data (for fixed activity ID ${FIXED_STAFF_ACTIVITY_ID}):`, error);
+        res.status(500).json({ error: 'An internal server error occurred while fetching staff data.' });
+    }
+});
+
+// --- Start the Server ---
+app.listen(PORT, () => {
+    console.log(`Server is running on http://localhost:${PORT}`);
+    console.log('API Endpoints:');
+    console.log(`  GET /v1/activity/:activityId (ID must be 1-4 digits)`);
+    console.log(`  GET /v1/staffs`);
+    if (!USERNAME || !PASSWORD) {
+        console.warn('Warning: API_USERNAME or API_PASSWORD is not set. Please configure them in your .env file or environment variables.');
+    }
+});
+
+// Graceful shutdown (optional but good practice)
+process.on('SIGINT', () => {
+    console.log('Server shutting down...');
+    // Perform any cleanup here
+    process.exit(0);
+});