#!/usr/bin/env python
# Wenchang Yang (wenchang@princeton.edu)
# Fri Jul  5 14:29:29 EDT 2024
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
ifiles = """
tau_x_correction.nc
tau_y_correction.nc
""".split()
da_x = xr.open_dataarray(ifiles[0]) 
da_y = xr.open_dataarray(ifiles[1]) 
units = da_x.attrs['units']
ds = xr.Dataset(dict(tau_x=da_x, tau_y=da_y))
#heat FA
ifile = 'temp_sfc_correction.nc'
da = xr.open_dataarray(ifile)
 
if __name__ == '__main__':
    from wyconfig import * #my plot settings
    da.mean('time', keep_attrs=True).plot.contourf(robust=True, levels=21)
    quiver = ds.mean('time').isel(xu_ocean=slice(None, None, 10), yu_ocean=slice(None, None, 10)) \
        .plot.quiver(x='xu_ocean', y='yu_ocean', u='tau_x', v='tau_y', add_guide=False, scale=0.5)

    ax = plt.gca()
    U = 0.05
    ax.quiverkey(quiver, 0.9, 1.03, U, f'{U} {units}', labelpos='E')
    ax.set_title('temp_sfc_correction and tau_x_correction')

    
    #savefig
    if 'savefig' in sys.argv or 's' in sys.argv:
        figname = __file__.replace('.py', f'.png')
        figname = figname.replace('.png', f'__{ifile[:-3]}.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()