Refactor the traffic fetching system

services/data/app/external/models/__init__.py

@@ -0,0 +1,20 @@
+# ================================================================
+# services/data/app/external/models/__init__.py
+# ================================================================
+"""
+Madrid traffic models package
+"""
+
+from .madrid_models import (
+    TrafficServiceLevel,
+    CongestionLevel,
+    MeasurementPoint,
+    TrafficRecord
+)
+
+__all__ = [
+    'TrafficServiceLevel',
+    'CongestionLevel', 
+    'MeasurementPoint',
+    'TrafficRecord'
+]

services/data/app/external/models/madrid_models.py

@@ -0,0 +1,66 @@
+# ================================================================
+# services/data/app/external/models/madrid_models.py
+# ================================================================
+"""
+Data structures, enums, and dataclasses for Madrid traffic system
+"""
+
+from dataclasses import dataclass
+from datetime import datetime
+from enum import Enum
+from typing import Optional
+
+
+class TrafficServiceLevel(Enum):
+    """Madrid traffic service levels"""
+    FLUID = 0
+    DENSE = 1
+    CONGESTED = 2
+    BLOCKED = 3
+
+
+class CongestionLevel(Enum):
+    """Standardized congestion levels"""
+    LOW = "low"
+    MEDIUM = "medium" 
+    HIGH = "high"
+    BLOCKED = "blocked"
+
+
+@dataclass
+class MeasurementPoint:
+    """Madrid measurement point data structure"""
+    id: str
+    latitude: float
+    longitude: float
+    distance: float
+    name: str
+    type: str
+
+
+@dataclass
+class TrafficRecord:
+    """Standardized traffic record with pedestrian inference"""
+    date: datetime
+    traffic_volume: int
+    occupation_percentage: int
+    load_percentage: int
+    average_speed: int
+    congestion_level: str
+    pedestrian_count: int
+    measurement_point_id: str
+    measurement_point_name: str
+    road_type: str
+    source: str
+    district: Optional[str] = None
+    
+    # Madrid-specific data
+    intensidad_raw: Optional[int] = None
+    ocupacion_raw: Optional[int] = None
+    carga_raw: Optional[int] = None
+    vmed_raw: Optional[int] = None
+    
+    # Pedestrian inference metadata
+    pedestrian_multiplier: Optional[float] = None
+    time_pattern_factor: Optional[float] = None
+    district_factor: Optional[float] = None