#!/usr/bin/env python
# Wenchang Yang (wenchang@princeton.edu)
# Tue Jun 17 02:31:53 PM EDT 2025
if __name__ == '__main__':
    import sys,os
    try:
        from misc.timer import Timer
        tt = Timer(f'[{os.getcwd()}] start ' + ' '.join(sys.argv))
    except:
        pass
import sys, os.path, os, glob, datetime
import xarray as xr, numpy as np, pandas as pd, matplotlib.pyplot as plt
#more imports
wython = '/tigress/wenchang/wython'
if wython not in sys.path: sys.path.append(wython); print('added to python path:', wython)
#from misc import get_kws_from_argv
#
if __name__ == '__main__':
    try:
        tt.check('end import')
    except:
        pass
#
#start from here
ifile = 'tracks.hurdat2.1851-2024.nc'
ofile = ifile.replace('tracks', 'huDaysWA')
if os.path.exists(ofile):
    da = xr.open_dataarray(ofile)
    print('[loaded]:', ofile)
else:
    ds = xr.open_dataset(ifile)
    da = ds.lon.where(ds.stormStatus=='HU').where(ds.lon<-62.5).count(['stage', 'storm']).pipe(lambda x: x/4)
    da.attrs['long_name'] = 'hurricane-days per year'
    da.name = 'hurricane_days_per_year'
    da.to_dataset().to_netcdf(ofile)
    print('[saved]:', ofile)
    ofile_csv = ofile.replace('.nc', '.csv')
    da.to_pandas().to_csv(ofile_csv)
    print('[saved]:', ofile_csv)

if __name__ == '__main__':
    from wyconfig import * #my plot settings
    da.plot(label='annual')
    da.rolling(year=5, center=True).mean().plot(label='5-year running average')

    plt.legend()
    
    #savefig
    if 'savefig' in sys.argv or 's' in sys.argv:
        figname = __file__.replace('.py', f'.png')
        if 'overwritefig' in sys.argv or 'o' in sys.argv:
            wysavefig(figname, overwritefig=True)
        else:
            wysavefig(figname)
 
    try:
        tt.check(f'**Done**')
    except:
        pass
    print()
    if 'notshowfig' in sys.argv or 'n' in sys.argv:
        pass
    else:
        if 'plt' in globals(): plt.show()