feat: initialize microservice architecture with auth, api, realtime, copernicus, ml, and console modules

auth/src/core/session.core.js

@@ -0,0 +1,56 @@
+const query = require('../storage/database').query;
+const { parseSessionToken } = require('../tools/security');
+
+async function getSessions(username) {
+    const result = await query('SELECT s.id, s.session_code, s.browser, s.os, s.device_type, s.created_at, s.last_active, s.is_revoked FROM sessions s JOIN users u ON s.user_id = u.id WHERE u.username = $1 AND s.is_revoked = FALSE ORDER BY s.last_active DESC', [username]);
+
+    return result.rows.map(s => ({
+        id: s.id,
+        code: s.session_code,
+        browser: s.browser,
+        os: s.os,
+        deviceType: s.device_type,
+        createdAt: s.created_at?.toLocaleDateString('it-IT', {
+            month: 'short', day: 'numeric', year: 'numeric', hour: '2-digit', minute: '2-digit'
+        }),
+        lastActive: s.last_active?.toLocaleDateString('it-IT', {
+            month: 'short', day: 'numeric', year: 'numeric', hour: '2-digit', minute: '2-digit'
+        }),
+        isRevoked: s.is_revoked,
+        isCurrent: false
+    }));
+};
+
+async function getCurrentSessionID(token) {
+    const parsed = parseSessionToken(token);
+    if (!parsed) {
+        throw new Error('Invalid token');
+    }
+
+    const result = await query('SELECT id FROM sessions WHERE session_code = $1', [parsed.code]);
+    return result.rows[0]?.id || null;
+}
+
+async function revoke(id, username) {
+    const result = await query('UPDATE sessions s SET is_revoked = TRUE FROM users u WHERE s.id = $1 AND s.user_id = u.id AND u.username = $2', [id, username]);
+    return result.rowCount > 0;
+}
+
+async function revokeOthers(username, current) {
+    const result = await query('UPDATE sessions s SET is_revoked = TRUE FROM users u WHERE s.user_id = u.id AND u.username = $1 AND s.id != $2 AND s.is_revoked = FALSE', [username, current]);
+    return result.rowCount;
+}
+
+async function getCount(username) {
+    const result = await query('SELECT COUNT(*) as count FROM sessions s JOIN users u ON s.user_id = u.id WHERE u.username = $1 AND s.is_revoked = FALSE', [username]);
+    return parseInt(result.rows[0].count, 10);
+}
+
+module.exports = {
+    getSessions,
+    getCurrentSessionID,
+    revoke,
+    revokeOthers,
+    getCount
+};
+