#!/usr/bin/env python
# Wenchang Yang (wenchang@princeton.edu)
# Wed Nov 30 22:49:56 EST 2022
if __name__ == '__main__':
    import sys
    from misc.timer import Timer
    tt = Timer('start ' + ' '.join(sys.argv))
import sys, os.path, os, glob, datetime
import xarray as xr, numpy as np, pandas as pd, matplotlib.pyplot as plt
#more imports
#
if __name__ == '__main__':
    tt.check('end import')
#
#start from here
dss = []
cases = []
#AM2.5C360
ifile = '/tigress/wenchang/analysis/TC/AM2.5C360/amipHadISSTrcp45_tigercpu_intelmpi_18_1080PE/netcdf/tc_counts.TS17.ens16.1871-2100.yearly.nc'
ds = xr.open_dataset(ifile)
dss.append(ds.mean('en'))
cases.append('AM2.5C360')

#HIRAM
ifile = '/tigress/wenchang/analysis/TC/HIRAM/amipHadISSTrcp45_tigercpu_intelmpi_18_540PE/netcdf/tc_counts.TS17.ens01.1871-2100.yearly.nc'
ds = xr.open_dataset(ifile)
dss.append(ds.mean('en'))
cases.append('HiRAM')

#FLOR
ifile = '/tigress/wenchang/analysis/TC/HistRCP45_tigercpu_intelmpi_18_576PE/netcdf/tc_counts.TS17.10nens.1860-2100.yearly.nc'
ds = xr.open_dataset(ifile)
dss.append(ds.sel(en=[1,]).mean('en'))
cases.append('FLOR')

ds = xr.concat(dss, dim=pd.Index(cases, name='case'))


 
 
if __name__ == '__main__':
    from wyconfig import * #my plot settings
    basin = 'global'
    #basin = 'NA'
    #years_ref = slice(1986,2005)
    years_ref = slice(1980,2010)
    years_ref = slice(2020,2050)
    ds_ = ds/ds.sel(year=years_ref).mean('year')
    lowpass = lambda x: x.rolling(year=31, center=True).mean()
    ds_[basin].pipe(lowpass).plot(hue='case') 

    ax = plt.gca()
    ax.axvline((years_ref.start + years_ref.stop)/2, color='gray', lw=1)
    ax.set_ylabel(f'{years_ref.start}-{years_ref.stop} {basin} TC frequency clim')

    
    #savefig
    if 'savefig' in sys.argv or 's' in sys.argv:
        figname = __file__.replace('.py', f'_{basin}_base{years_ref.start}-{years_ref.stop}.png')
        if 'overwritefig' in sys.argv or 'o' in sys.argv:
            wysavefig(figname, overwritefig=True)
        else:
            wysavefig(figname)
    tt.check(f'**Done**')
    print()
    if 'notshowfig' in sys.argv:
        pass
    else:
        plt.show()