#!/usr/bin/env python
# Wenchang Yang (wenchang@princeton.edu)
# Wed Oct  5 11:09:59 EDT 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
from misc.modelout import get_modelout_data, update_modelout_data
import xfilter
#nwindow, dimlp = 1, 'year'
nwindow, dimlp = 9, 'year'
#lowpass = lambda x: x.filter.lowpass(1/nwindow, dim=dimlp, padtype='odd')
lowpass = lambda x: x.rolling(year=nwindow, center=True, min_periods=1).mean() if x.year.size>nwindow else x
import geoxarray
#
if __name__ == '__main__':
    tt.check('end import')
#
#start from here
daname = 't_surf'
func = lambda x: x.load().geo.fldmean()
funcname = 'glbmean'

cleanup = False #remove cache or not

das = []
labels = []

model = 'FLOR'
#ctl1860_v202407
label = 'FLOR_ctl_1860_v202407'
expname = 'CTL1860_v202407_tigercpu_intelmpi_18_576PE'
da = update_modelout_data(daname=daname, model=model, expname=expname, func=func, funcname=funcname)#, years=range(100,201))
labels.append(label)
das.append(da)
#ctl1860_v202407_FA
label = 'FLOR_ctl_1860_v202407_FA'
expname = 'CTL1860_v202407_FA_tigercpu_intelmpi_18_576PE'
da = update_modelout_data(daname=daname, model=model, expname=expname, func=func, funcname=funcname)#, years=range(100,201))
labels.append(label)
das.append(da)

#wy2024-08-06, shenzhen
#ctl1860_v202407_2xCO2
label = 'FLOR_ctl_1860_v202407_2xCO2'
expname = 'CTL1860_v202407_2xCO2_tigercpu_intelmpi_18_576PE'
da = update_modelout_data(daname=daname, model=model, expname=expname, func=func, funcname=funcname)#, years=range(100,201))
labels.append(label)
das.append(da)
#ctl1860_v202407_1pct2xCO2
label = 'FLOR_ctl_1860_v202407_1pct2xCO2'
expname = 'CTL1860_v202407_1pct2xCO2_tigercpu_intelmpi_18_576PE'
da = update_modelout_data(daname=daname, model=model, expname=expname, func=func, funcname=funcname)#, years=range(100,201))
labels.append(label)
das.append(da)
#ctl1860_v202407_FA_2xCO2
label = 'FLOR_ctl_1860_v202407_FA_2xCO2'
expname = 'CTL1860_v202407_FA_2xCO2_tigercpu_intelmpi_18_576PE'
da = update_modelout_data(daname=daname, model=model, expname=expname, func=func, funcname=funcname)#, years=range(100,201))
labels.append(label)
das.append(da)
#ctl1860_v202407_FA_1pct2xCO2
label = 'FLOR_ctl_1860_v202407_FA_1pct2xCO2'
expname = 'CTL1860_v202407_FA_1pct2xCO2_tigercpu_intelmpi_18_576PE'
da = update_modelout_data(daname=daname, model=model, expname=expname, func=func, funcname=funcname)#, years=range(100,201))
labels.append(label)
das.append(da)
#wy2024-09-24
#ctl1860_v202407_4xCO2
label = 'FLOR_ctl_1860_v202407_4xCO2'
expname = 'CTL1860_v202407_4xCO2_tigercpu_intelmpi_18_576PE'
da = update_modelout_data(daname=daname, model=model, expname=expname, func=func, funcname=funcname)#, years=range(100,201))
labels.append(label)
das.append(da)
#ctl1860_v202407_FA_4xCO2
label = 'FLOR_ctl_1860_v202407_FA_4xCO2'
expname = 'CTL1860_v202407_FA_4xCO2_tigercpu_intelmpi_18_576PE'
da = update_modelout_data(daname=daname, model=model, expname=expname, func=func, funcname=funcname)#, years=range(100,201))
labels.append(label)
das.append(da)

def wyplot(da, label,**kws):
    if '_FA_' in label:
        da_ctl = das[1] # das['FLOR_ctl_1860_v202407_FA']
    else:
        da_ctl = das[0] #das['FLOR_ctl_1860_v202407']
    da = da.groupby('time.year').mean('time') - da_ctl.sel(time=slice('1951', '2050')).mean('time')
    da = da.pipe(lowpass)
    #da = da.sel(year=slice(1901,2200))
    da.plot(label=label, **kws)
    
 
if __name__ == '__main__':
    from wyconfig import * #my plot settings
    #ctl
    fig,ax = plt.subplots(figsize=(8,4))
    for da,label in zip(das[2:], labels[2:]):
        ls = '--' if '_FA_' in label else '-'
        color = 'C1' if '1pct' in label else 'C0'
        color = 'C2' if '4xCO2' in label else color
        wyplot(da, label, ax=ax, ls=ls, color=color)
    ax.legend(ncol=2)
    ax.set_title(f'GMST anom [degC], {nwindow}-{dimlp}-RunAvg')
    ax.set_ylabel(f'degC')
    #ax.set_xlim(1900, 2500)
    ax.set_title('climate sensitivity: nonFA vs. FA')
    ax.set_xlim(2000, None)

    #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)
    tt.check(f'**Done**')
    print()
    if 'notshowfig' in sys.argv:
        pass
    else:
        plt.show()