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from fastapi import FastAPI
from fastapi.middleware.cors import CORSMiddleware
from fastapi.responses import JSONResponse, HTMLResponse
from pydantic import BaseModel, Field
import requests
from geopy.geocoders import Nominatim
import geopy.distance
app = FastAPI()
loc = Nominatim(user_agent="GetLoc")
class Geodistance(BaseModel):
lat1: float = Field(..., ge=-90, le=90)
lon1: float = Field(..., ge=-180, le=180)
lat2: float = Field(..., ge=-90, le=90)
lon2: float = Field(..., ge=-180, le=180)
unit: str = "km"
app.add_middleware(
CORSMiddleware,
allow_origins=["*"], # Replace with your frontend domain in prod
allow_credentials=False,
allow_methods=["*"],
allow_headers=["*"],
)
@app.get("/")
def health_check():
return {"status": "ok"}
@app.get("/wiki/{page_name}")
async def get_wiki_page(page_name: str):
response = requests.get(f"https://en.wikipedia.org/api/rest_v1/page/summary/{page_name}", timeout=10)
if response.status_code != 200:
return JSONResponse(
content={"error": "Page not found"},
status_code=404
)
coords = loc.geocode(page_name)
return JSONResponse(
content={
"title": page_name,
"content": f"{response.json().get('extract', 'No content available')}",
"latitude": coords.latitude if coords else None,
"longitude": coords.longitude if coords else None
},
status_code=200
)
@app.get("/wiki/search/{full_page}")
def search_wiki(full_page: str):
response = requests.get(f"https://en.wikipedia.org/wiki/{full_page}", timeout=10)
try:
if response.status_code != 200:
return JSONResponse(
content={"error": "Page not found"},
status_code=404
)
coords = loc.geocode(full_page)
return JSONResponse(
content={
"title": full_page,
"content": str(response.text),
"latitude": coords.latitude if coords else None,
"longitude": coords.longitude if coords else None
},
status_code=200
)
except Exception as e:
return JSONResponse(
content={"error": str(e), 'response': str(response)},
status_code=500
)
@app.post("/geodistance")
def get_geodistance(payload: Geodistance):
lat1, lon1 = payload.lat1, payload.lon1
lat2, lon2 = payload.lat2, payload.lon2
unit = payload.unit
try:
distance_km = geopy.distance.distance((lat1, lon1), (lat2, lon2)).km
if unit == "km":
distance = distance_km
elif unit == "mi":
distance = distance_km * 0.621371
else:
return JSONResponse(
content={"error": "Invalid unit"},
status_code=400
)
except Exception as e:
return JSONResponse(
content={"error": str(e)},
status_code=500
)
return JSONResponse(
content={
"distance": distance,
"unit": unit,
"lat1": lat1,
"lon1": lon1,
"lat2": lat2,
"lon2": lon2
},
status_code=200
) |