#!/usr/bin/env python
# Wenchang Yang (wenchang@princeton.edu)
# Thu Apr 16 08:46:47 AM EDT 2026
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 = get_kws_from_argv('ifile', 'precip_HIRAM_amipLMR2019SST0850ic_tigercpu_intelmpi_18_540PE_ens01_0850-1999_atmos_daily_selnearest.275.662_29.9253.MulletPond.nc')
ifile_Rx1day = ifile.replace('.nc', '.Rx1day.nc').replace('_atmos_daily', '')
ofile = ifile_Rx1day.replace('.nc', '.greaterRainfallDays.nc')
Rx1day_threshold = xr.open_dataarray(ifile_Rx1day).sel(year=slice(1900, 1999)).quantile(0.85).item()
#print(threshold); sys.exit()
func = lambda x: (x > Rx1day_threshold).groupby('time.year').sum('time')

if os.path.exists(ofile) and 'od' not in sys.argv:
    da = xr.open_dataarray(ofile)
    print('[loaded]:', ofile)
else: 
    #
    da = xr.open_dataarray(ifile).pipe(func)
    if da.ens.size == 1:
        da = da.squeeze('ens', drop=True)
    da.to_dataset(name='greaterRaifallDays').to_netcdf(ofile)
    print('[saved]:', ofile)
 
 
if __name__ == '__main__':
    from wyconfig import * #my plot settings
    da.plot()
    
    #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()