aaae6a53c3
## Changelog ### New Features #### Cable Graph Service - Add cable_graph.py for finding shortest path between landing points - Implement haversine distance calculation for great circle distances - Support for dateline crossing (longitude normalization) - NetworkX-based graph for optimal path finding #### Data Collectors - Add ArcGISCableCollector for fetching submarine cable data from ArcGIS GeoJSON API - Add FAOLandingPointCollector for fetching landing point data from FAO CSV API ### Backend Changes #### API Updates - auth.py: Update authentication logic - datasources.py: Add datasource endpoints and management - visualization.py: Add visualization API endpoints - config.py: Update configuration settings - security.py: Improve security settings #### Models & Schemas - task.py: Update task model with new fields - token.py: Update token schema #### Services - collectors/base.py: Improve base collector with better error handling - collectors/__init__.py: Register new collectors - scheduler.py: Update scheduler logic - tasks/scheduler.py: Add task scheduling ### Frontend Changes - AppLayout.tsx: Improve layout component - index.css: Add global styles - DataSources.tsx: Enhance data sources management page - vite.config.ts: Add Vite configuration for earth module
85 lines
3.1 KiB
Python
85 lines
3.1 KiB
Python
"""ArcGIS Submarine Cables Collector
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Collects submarine cable data from ArcGIS GeoJSON API.
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"""
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import json
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from typing import Dict, Any, List
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from datetime import datetime
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import httpx
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from app.services.collectors.base import BaseCollector
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class ArcGISCableCollector(BaseCollector):
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name = "arcgis_cables"
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priority = "P1"
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module = "L2"
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frequency_hours = 168
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data_type = "submarine_cable"
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base_url = "https://services.arcgis.com/6DIQcwlPy8knb6sg/arcgis/rest/services/SubmarineCables/FeatureServer/2/query"
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async def fetch(self) -> List[Dict[str, Any]]:
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params = {"where": "1=1", "outFields": "*", "returnGeometry": "true", "f": "geojson"}
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async with httpx.AsyncClient(timeout=60.0) as client:
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response = await client.get(self.base_url, params=params)
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response.raise_for_status()
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return self.parse_response(response.json())
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def parse_response(self, data: Dict[str, Any]) -> List[Dict[str, Any]]:
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result = []
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features = data.get("features", [])
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for feature in features:
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props = feature.get("properties", {})
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geometry = feature.get("geometry", {})
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route_coordinates = []
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if geometry.get("type") == "MultiLineString":
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coords = geometry.get("coordinates", [])
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for line in coords:
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line_coords = []
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for point in line:
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if len(point) >= 2:
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line_coords.append(point)
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if line_coords:
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route_coordinates.append(line_coords)
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elif geometry.get("type") == "LineString":
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coords = geometry.get("coordinates", [])
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line_coords = []
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for point in coords:
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if len(point) >= 2:
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line_coords.append(point)
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if line_coords:
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route_coordinates.append(line_coords)
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try:
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entry = {
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"source_id": f"arcgis_cable_{props.get('cable_id', props.get('OBJECTID', ''))}",
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"name": props.get("Name", "Unknown"),
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"country": "",
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"city": "",
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"latitude": "",
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"longitude": "",
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"value": str(props.get("length", "")).replace(",", ""),
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"unit": "km",
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"metadata": {
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"cable_id": props.get("cable_id"),
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"owners": props.get("owners"),
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"rfs": props.get("rfs"),
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"status": "active",
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"year": props.get("year"),
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"url": props.get("url"),
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"color": props.get("color"),
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"route_coordinates": route_coordinates,
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},
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"reference_date": datetime.utcnow().strftime("%Y-%m-%d"),
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}
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result.append(entry)
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except (ValueError, TypeError, KeyError):
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continue
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return result
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