first commit

backend/routes/auditLogs.js

@@ -0,0 +1,107 @@
+const express = require('express');
+const router = express.Router();
+const AuditLog = require('../models/AuditLog');
+
+/**
+ * GET /api/audit-logs
+ * Get audit logs with optional filtering
+ *
+ * Query parameters:
+ * - table: Filter by table name (e.g., 'mortality_records')
+ * - recordId: Filter by specific record ID
+ * - startDate: Filter by start date (YYYY-MM-DD)
+ * - endDate: Filter by end date (YYYY-MM-DD)
+ * - limit: Maximum number of logs to return (default: 50)
+ * - offset: Number of logs to skip for pagination (default: 0)
+ */
+router.get('/', async (req, res) => {
+    try {
+        const { table, recordId, startDate, endDate, limit = 50, offset = 0 } = req.query;
+
+        let logs;
+
+        // Filter by specific record
+        if (table && recordId) {
+            logs = await AuditLog.getByRecord(table, recordId);
+        }
+        // Filter by date range
+        else if (startDate && endDate) {
+            logs = await AuditLog.getByDateRange(
+                table || null,
+                startDate,
+                endDate,
+                parseInt(limit, 10)
+            );
+        }
+        // Filter by table
+        else if (table) {
+            logs = await AuditLog.getByTable(
+                table,
+                parseInt(limit, 10),
+                parseInt(offset, 10)
+            );
+        }
+        // Get recent logs across all tables
+        else {
+            logs = await AuditLog.getRecent(parseInt(limit, 10));
+        }
+
+        // Get total count for pagination
+        let totalCount = logs.length;
+        if (table && !recordId) {
+            totalCount = await AuditLog.getCount(table);
+        }
+
+        res.json({
+            success: true,
+            data: logs,
+            pagination: {
+                total: totalCount,
+                limit: parseInt(limit, 10),
+                offset: parseInt(offset, 10),
+                hasMore: totalCount > (parseInt(offset, 10) + logs.length)
+            }
+        });
+    } catch (error) {
+        console.error('Error fetching audit logs:', error);
+        res.status(500).json({
+            success: false,
+            error: error.message
+        });
+    }
+});
+
+/**
+ * GET /api/audit-logs/count
+ * Get count of audit logs for a table
+ *
+ * Query parameters:
+ * - table: Table name (required)
+ */
+router.get('/count', async (req, res) => {
+    try {
+        const { table } = req.query;
+
+        if (!table) {
+            return res.status(400).json({
+                success: false,
+                error: 'table parameter is required'
+            });
+        }
+
+        const count = await AuditLog.getCount(table);
+
+        res.json({
+            success: true,
+            count
+        });
+    } catch (error) {
+        console.error('Error counting audit logs:', error);
+        res.status(500).json({
+            success: false,
+            error: error.message
+        });
+    }
+});
+
+module.exports = router;