Akiba So
e22b004f9e
Migrate maps to @geoscene/core, polish monitoring/alerts UX, fix timeline basemap flicker and district alert regions, and ship compose/nginx Docker deploy assets with CBPOA_ROOT data mounts. Co-authored-by: Cursor <cursoragent@cursor.com>
94 lines
3.0 KiB
Python
94 lines
3.0 KiB
Python
"""
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Centralized configuration and named constants for CBPOA backend.
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Eliminates magic numbers scattered across routers.
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"""
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import os
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from pathlib import Path
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from dotenv import load_dotenv
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load_dotenv()
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# ============================================================================
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# Paths
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# ============================================================================
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PROJECT_ROOT = Path(os.environ.get("CBPOA_ROOT", Path(__file__).parent.parent))
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DATA_DIR = PROJECT_ROOT / "outputs" / "daily"
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REPORTS_DIR = PROJECT_ROOT / "outputs" / "reports"
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WUHAN_BOUNDARY_PATH = PROJECT_ROOT / "Datas" / "武汉市.geojson"
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PRECOMPUTED_GRID_PATH = PROJECT_ROOT / "outputs" / "grid_risk_summary.csv"
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# ============================================================================
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# Wuhan Geographic Bounds
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# ============================================================================
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WUHAN_BOUNDS = {
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"min_lon": 113.702281,
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"max_lon": 115.082378,
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"min_lat": 29.969132,
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"max_lat": 31.361260,
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}
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# 100m grid step in degrees (at Wuhan center latitude ~30.66)
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LAT_STEP = 0.0009
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LON_STEP = 0.001046
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# ============================================================================
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# Risk Thresholds
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# ============================================================================
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RISK_HIGH = 0.8
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RISK_MEDIUM_HIGH = 0.6
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RISK_MEDIUM = 0.4
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RISK_MEDIUM_LOW = 0.2
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# ============================================================================
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# LOD Configuration
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# ============================================================================
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LOD_GRID_DIMS = {
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"lod1": {"lat_count": 100, "lon_count": 150},
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"lod2": {"lat_count": 250, "lon_count": 350},
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"lod3": {"lat_count": 1400, "lon_count": 2000},
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}
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LOD_CONFIG = {
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"lod1": {"zoom_range": (1, 9), "aggregate": 200, "name": "coarse"},
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"lod2": {"zoom_range": (10, 13), "aggregate": 50, "name": "medium"},
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"lod3": {"zoom_range": (14, 20), "aggregate": 1, "name": "fine"},
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}
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# Max radius for KDTree neighbor lookup (degrees, ~5km)
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LOD_MAX_RADIUS = 0.05
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# ============================================================================
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# Alert Thresholds
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# ============================================================================
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ALERT_P1_RISK = 0.8
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ALERT_P2_RISK = 0.6
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ALERT_RISK_7D_WEIGHT = 0.5
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MAX_ALERTS = 2000
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# ============================================================================
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# Trend Analysis
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# ============================================================================
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TREND_SLOPE_THRESHOLD = 0.05
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# ============================================================================
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# Date Format
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# ============================================================================
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DATE_FORMAT_GEOJSON = "%Y%m%d"
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DATE_FORMAT_ISO = "%Y-%m-%d"
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# ============================================================================
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# Chat Proxy Configuration
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# ============================================================================
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CHAT_API_KEY = os.getenv("CHAT_API_KEY", "")
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CHAT_API_BASE = os.getenv("CHAT_API_BASE", "https://ai.2890.ltd/v1")
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CHAT_MODEL = os.getenv("CHAT_MODEL", "gpt-4o-mini")
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