# -*- coding: cp1252 -*-
"""Common filenames and locations for topographic data, meshes and outputs.
"""

from os import sep, environ, getenv, getcwd ,umask
from os.path import expanduser
import sys
from time import localtime, strftime, gmtime
from anuga.utilities.polygon import read_polygon, plot_polygons, is_inside_polygon, number_mesh_triangles
#from anuga.coordinate_transforms.redfearn import degminsec2decimal_degrees, convert_points_from_latlon_to_utm
from anuga.utilities.system_tools import get_user_name, get_host_name

# file and system info
#---------------------------------

home = getenv('INUNDATIONHOME') + sep +'data'+sep #Sandpit's parent dir   
user = get_user_name()
host = get_host_name()
# INUNDATIONHOME is the inundation directory, not the data directory.

#needed when running using mpirun, mpirun doesn't inherit umask from .bashrc
umask(002)

#time stuff
time = strftime('%Y%m%d_%H%M%S',localtime()) #gets time for new dir
build_time = time+'_build'
run_time = time+'_run'

tide = 0.6

#Making assumptions about the location of scenario data
state = 'western_australia'
scenario_name = 'busselton'
scenario = 'busselton_tsunami_scenario_2006'

#Maybe will try to make project a class to allow these parameters to be passed in.
alpha = 0.1
friction=0.01
starttime=10000
midtime=21600
finaltime=25000
export_cellsize=50
setup='final'
source='other'


if setup =='trial':
    print'trial'
    res_factor=10
    time_thinning=48
    yieldstep=240
if setup =='basic': 
    print'basic'
    res_factor=4
    time_thinning=12
    yieldstep=120
if setup =='final': 
    print'final'
    res_factor=1
    time_thinning=4
    yieldstep=60

dir_comment='_'+setup+'_'+str(tide)+'_'+str(source)+'_'+str(user)


# onshore data provided by WA DLI
onshore_name = 'DLI_orthophoto_DEM' # original
#islands

# AHO + DPI data
coast_name = '100k_coastline'
offshore_name = 'Bathymetry'

#final topo name
combined_name ='busselton_combined_elevation.pts'
combined_smaller_name = 'busselton_combined_elevation_smaller'

anuga_dir = home+state+sep+scenario+sep+'anuga'+sep

topographies_in_dir = home+sep+state+sep+scenario+sep+'elevation_final'+sep+'points'+sep
topographies_dir = home+sep+state+sep+scenario+sep+'anuga'+sep+'topographies'+sep

#input topo file location
onshore_in_dir_name = topographies_in_dir + onshore_name
#island_in_dir_name = topographies_in_dir + island_name

coast_in_dir_name = topographies_in_dir + coast_name
offshore_in_dir_name = topographies_in_dir + offshore_name

onshore_dir_name = topographies_dir + onshore_name
#island_dir_name = topographies_dir + island_name
coast_dir_name = topographies_dir + coast_name
offshore_dir_name = topographies_dir + offshore_name

#final topo files
combined_dir_name = topographies_dir + combined_name
combined_smaller_dir_name = topographies_dir + combined_smaller_name

meshes_dir = anuga_dir+'meshes'+sep
meshes_dir_name = meshes_dir + scenario_name

polygons_dir = anuga_dir+'polygons'+sep
tide_dir = anuga_dir+'tide_data'+sep

if source =='dampier':
    boundaries_name = 'broome_3854_17042007' #Dampier gun
    boundaries_in_dir = anuga_dir+'boundaries'+sep+'urs'+sep+'dampier'+sep+'1_10000'+sep

if source=='onslow':
    boundaries_name = 'broome_3859_16052007' #onslow_hedland_broome gun
    boundaries_in_dir = anuga_dir+'boundaries'+sep+'urs'+sep+'onslow_hedland_broome'+sep+'1_10000'+sep
    
if source=='exmouth':
    boundaries_name = 'broome_3103_18052007' #exmouth gun
    boundaries_in_dir = anuga_dir+'boundaries'+sep+'urs'+sep+'exmouth'+sep+'1_10000'+sep

if source=='other':
    boundaries_name = 'other' #exmouth gun
    boundaries_in_dir = anuga_dir+'boundaries'+sep+'urs'+sep+'exmouth'+sep+'1_10000'+sep


#boundaries locations
boundaries_in_dir_name = boundaries_in_dir + boundaries_name
boundaries_dir = anuga_dir+'boundaries'+sep
boundaries_dir_name = boundaries_dir + scenario_name

#output locations
output_dir = anuga_dir+'outputs'+sep
output_build_time_dir = output_dir+build_time+'_'+source+sep
#output_run_time_dir = output_dir +run_time+dir_comment+sep
output_run_time_dir = home+sep+state+sep+scenario+sep+'anuga'+sep+'outputs'+sep+run_time+sep
output_run_time_dir_name = output_run_time_dir + scenario_name  #Used by post processing

#gauges
gauge_name = '???.csv'
gauges_dir = home+sep+state+sep+scenario+sep+'anuga'+sep+'gauges'+sep
gauges_dir_name = gauges_dir + gauge_name

buildings_filename = gauges_dir + 'Busselton_res_Project.csv'
buildings_filename_out = 'Busselton_res_Project_modified.csv'

community_filename = gauges_dir +''
community_broome = gauges_dir + ''


###############################
# Domain definitions
###############################

from anuga.utilities.polygon import read_polygon, plot_polygons, polygon_area, is_inside_polygon

# bounding polygon for study area
poly_all = read_polygon(polygons_dir+'poly_all.csv')
res_poly_all = 100000*res_factor

###################################################################
# Clipping regions for export to asc and regions for clipping data
###################################################################

# exporting asc grid
eastingmin = 340000
eastingmax = 350000
northingmin = 6273400
northingmax = 6277700

###############################
# Interior region definitions
###############################

#digitized polygons
poly_busselton1 = read_polygon(polygons_dir+'neg20_pos10_polygon.csv')
res_busselton1 = 10000*res_factor
poly_busselton2 = read_polygon(polygons_dir+'neg5_pos5_poly_.csv')
res_busselton2 = 500*res_factor

#plot_polygons([polyAll,poly_broome1,poly_broome2,poly_broome3],figname='boundingpoly2',verbose=False)

interior_regions = [[poly_busselton1,res_busselton1],[poly_busselton2,res_busselton2]]

boundary_tags={'back': [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 14],
               'side': [10,13], 'ocean': [11, 12]}

trigs_min = number_mesh_triangles(interior_regions, poly_all, res_poly_all)

poly_mainland=read_polygon(polygons_dir+'initial_condition_south.csv')

print 'min number triangles', trigs_min