update

backend/routes/transport_routes.py

@@ -0,0 +1,74 @@
+from flask import Blueprint, jsonify
+from database import db
+import redis
+import os
+import json
+
+transport_bp = Blueprint('transport', __name__)
+
+REDIS_URL = os.getenv('REDIS_URL', 'redis://redis:6379')
+
+
+def get_redis_client():
+    """Get Redis client"""
+    return redis.from_url(REDIS_URL, decode_responses=True)
+
+
+@transport_bp.route('/api/transport/crawl', methods=['POST'])
+def trigger_transport_crawl():
+    """Trigger transport disruption crawl asynchronously via Redis queue"""
+    try:
+        r = get_redis_client()
+        
+        # Publish message to Redis queue
+        message = {
+            'task': 'crawl_transport',
+            'timestamp': str(os.times())
+        }
+        r.lpush('transport_crawl_queue', json.dumps(message))
+        
+        # Return immediately without waiting
+        return jsonify({
+            'status': 'success',
+            'message': 'Transport crawl task queued'
+        }), 202  # 202 Accepted
+        
+    except Exception as e:
+        return jsonify({
+            'status': 'error',
+            'message': 'Failed to queue transport crawl',
+            'details': str(e)
+        }), 500
+
+
+@transport_bp.route('/api/transport/disruptions', methods=['GET'])
+def get_transport_disruptions():
+    """Get current transport disruptions from MongoDB"""
+    try:
+        collection = db['transport_alerts']
+        
+        # Get active disruptions
+        disruptions = list(collection.find(
+            {'is_active': True},
+            {'_id': 0}
+        ).sort('updated_at', -1))
+        
+        # Convert datetime to ISO format
+        for d in disruptions:
+            if d.get('start_time'):
+                d['start_time'] = d['start_time'].isoformat()
+            if d.get('end_time'):
+                d['end_time'] = d['end_time'].isoformat()
+            if d.get('updated_at'):
+                d['updated_at'] = d['updated_at'].isoformat()
+        
+        return jsonify({
+            'total': len(disruptions),
+            'disruptions': disruptions
+        }), 200
+        
+    except Exception as e:
+        return jsonify({
+            'error': 'Failed to fetch disruptions from database',
+            'details': str(e)
+        }), 500