"""Wudhu API - Prayer Times & Qibla"""
from fastapi import FastAPI, Query
from fastapi.middleware.cors import CORSMiddleware
import math
from datetime import date

app = FastAPI(title="Wudhu API", description="مواقيت الصلاة واتجاه القبلة", version="1.0.0")
app.add_middleware(CORSMiddleware, allow_origins=["*"], allow_methods=["*"], allow_headers=["*"])

# Prayer times (sample data - simplified)
PRAYER_TIMES = {
    "makkah": {"fajr": "04:15", "sunrise": "05:45", "dhuhr": "12:20", "asr": "15:45", "maghrib": "18:55", "isha": "20:25"},
    "madinah": {"fajr": "04:20", "sunrise": "05:50", "dhuhr": "12:25", "asr": "15:50", "maghrib": "19:00", "isha": "20:30"},
    "riyadh": {"fajr": "03:55", "sunrise": "05:25", "dhuhr": "12:00", "asr": "15:25", "maghrib": "18:35", "isha": "20:05"},
    "jeddah": {"fajr": "04:25", "sunrise": "05:55", "dhuhr": "12:30", "asr": "15:55", "maghrib": "19:05", "isha": "20:35"},
    "dubai": {"fajr": "04:10", "sunrise": "05:40", "dhuhr": "12:25", "asr": "15:50", "maghrib": "19:10", "isha": "20:40"},
    "cairo": {"fajr": "03:40", "sunrise": "05:10", "dhuhr": "11:55", "asr": "15:20", "maghrib": "18:40", "isha": "20:10"},
}

@app.get("/")
def root():
    return {"name": "Wudhu API", "endpoints": ["/times", "/qibla", "/cities"]}

@app.get("/times")
def prayer_times(city: str = Query("makkah", description="اسم المدينة بالإنجليزية")):
    city = city.lower()
    if city not in PRAYER_TIMES:
        return {"error": f"المدينة غير موجودة. المدن: {list(PRAYER_TIMES.keys())}"}
    return {"city": city, "date": str(date.today()), "times": PRAYER_TIMES[city]}

@app.get("/cities")
def cities():
    return {"cities": list(PRAYER_TIMES.keys())}

@app.get("/qibla")
def qibla_direction(lat: float, lng: float):
    """Calculate Qibla direction from given coordinates"""
    # Kaaba coordinates
    kaaba_lat, kaaba_lng = 21.4225, 39.8262
    lat_rad, lng_rad = math.radians(lat), math.radians(lng)
    kaaba_lat_rad, kaaba_lng_rad = math.radians(kaaba_lat), math.radians(kaaba_lng)
    
    delta_lng = kaaba_lng_rad - lng_rad
    y = math.sin(delta_lng) * math.cos(kaaba_lat_rad)
    x = math.cos(lat_rad) * math.sin(kaaba_lat_rad) - math.sin(lat_rad) * math.cos(kaaba_lat_rad) * math.cos(delta_lng)
    bearing = math.degrees(math.atan2(y, x))
    bearing = (bearing + 360) % 360
    
    return {"latitude": lat, "longitude": lng, "qibla_bearing": round(bearing, 2), "unit": "degrees_from_north"}

if __name__ == "__main__":
    import uvicorn
    uvicorn.run(app, host="0.0.0.0", port=8000)