from fastapi import FastAPI, Query
from fastapi.middleware.cors import CORSMiddleware
import math
from datetime import date

app=FastAPI(title='Wudhu API')
app.add_middleware(CORSMiddleware,allow_origins=['*'],allow_methods=['*'],allow_headers=['*'])

T={'makkah':{'fajr':'04:15','dhuhr':'12:20','asr':'15:45','maghrib':'18:55','isha':'20:25'},
'madinah':{'fajr':'04:20','dhuhr':'12:25','asr':'15:50','maghrib':'19:00','isha':'20:30'},
'riyadh':{'fajr':'03:55','dhuhr':'12:00','asr':'15:25','maghrib':'18:35','isha':'20:05'},
'dubai':{'fajr':'04:10','dhuhr':'12:25','asr':'15:50','maghrib':'19:10','isha':'20:40'},
'cairo':{'fajr':'03:40','dhuhr':'11:55','asr':'15:20','maghrib':'18:40','isha':'20:10'}}

@app.get('/')
def root(): return {'name':'Wudhu API','cities':list(T.keys())}

@app.get('/times')
def times(city:str=Query('makkah')):
    c=city.lower()
    if c not in T: return {'error':f'Unknown: {list(T.keys())}'}
    return {'city':c,'date':str(date.today()),'times':T[c]}

@app.get('/qibla')
def qibla(lat:float,lng:float):
    KA=(21.4225,39.8262)
    d=math.radians(KA[1]-lng)
    lr,kr=math.radians(lat),math.radians(KA[0])
    y=math.sin(d)*math.cos(kr)
    x=math.cos(lr)*math.sin(kr)-math.sin(lr)*math.cos(kr)*math.cos(d)
    b=(math.degrees(math.atan2(y,x))+360)%360
    return {'bearing':round(b,2)}

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