# -*- 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
#---------------------------------
#codename = 'project.py'

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.

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

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

tide = 0.6

alpha = 0.1 #changed for testing purposes
friction=0.01
starttime=0
finaltime=50000 # changed for rev_number trial
export_cellsize=25
setup='trial'
source='exmouth'


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

rev_num = '5447'
#rev_num = '4695' # 2nd Sept 2007
#rev_num = '4743' # 3nd Oct 2007
#rev_num = '4777' # 1st Nov 2007
#rev_num = '4874' # 3rd Dec 2007
#rev_num = '4901' # 3rd Jan 2007
#rev_num = '4990' # 5th Feb 2007
#rev_num = '5103' # 3rd March 2007
#rev_num = '5185' # 1st April 2007
#rev_num = '5273' # 2nd May 2007


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


# onshore data provided by WA DLI - provided by Hamish on the 17th June 2008

onshore_name = 'busselton_v2_gda94_mga50' # original

# AHO + DPI data
coast_name = 'Contour_0' # provided by hamish, represent better coastline than the 100km as compared to charts
coast_name1 = 'beach_survey_final'
offshore_name = 'Bathymetry_final'
offshore_name1 = 'Busselton_Chart'
offshore_name2 = 'Busselton_Digitised'

#final topo name
combined_name ='busselton_combined_elevation'
combined_name_small = 'busselton_combined_elevation_smaller'

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

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

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

coast_in_dir_name = topographies_in_dir + coast_name #coastline
coast_in_dir_name1 = topographies_in_dir + coast_name1 #beach survey

offshore_in_dir_name = topographies_in_dir + offshore_name #bathymetry
offshore_in_dir_name1 = topographies_in_dir + offshore_name1 #bathymetry Charts
offshore_in_dir_name2 = topographies_in_dir + offshore_name2 #Digitised Fairsheet

#output to anuga from build file
onshore_dir_name = topographies_dir + onshore_name

coast_dir_name = topographies_dir + coast_name
coast_dir_name1 = topographies_dir + coast_name1

offshore_dir_name = topographies_dir + offshore_name
offshore_dir_name1 = topographies_dir + offshore_name1
offshore_dir_name2 = topographies_dir + offshore_name2

#final topo files
combined_dir_name = topographies_dir + combined_name
combined_dir_name_small = topographies_dir + combined_name_small

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

#boundaries_source = '1'

if source=='exmouth':
    boundaries_name = 'busselton_3103_30052008' #exmouth gun
    boundaries_in_dir = anuga_dir+'boundaries'+sep+'urs'+sep+'exmouth'+sep+'1_10000'+sep

if source=='test':
    boundaries_name = 'other' #exmouth gun
    boundaries_in_dir = anuga_dir+'boundaries'+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 +'test'+sep + build_time + dir_comment + sep
#output_run_time_dir = output_dir +run_time+dir_comment+sep
output_run_time_dir = output_dir +'test'+sep + run_time + dir_comment +sep # take test out
output_run_time_dir_name = output_run_time_dir + scenario_name  #Used by post processing

#gauges
gauge_name = 'busselton.csv'
gauges_dir = home+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


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

#digitized polygons
poly_large = read_polygon(polygons_dir+'coast_5km_d20m.csv')
res_large = 40000*res_factor

poly_busselton = read_polygon(polygons_dir+'busselton_1km.csv')
res_busselton = 500*res_factor

poly_bunbury = read_polygon(polygons_dir+'bunbury_1km.csv')
res_bunbury = 500*res_factor

poly_dunsborough = read_polygon(polygons_dir+'dunsborough_1km.csv')
res_dunsborough = 500*res_factor

poly_busselton2 = read_polygon(polygons_dir+'busselton_2km.csv')
res_busselton2 = 10000*res_factor

poly_bunbury2 = read_polygon(polygons_dir+'bunbury_2km.csv')
res_bunbury2 = 10000*res_factor


interior_regions = [[poly_large,res_large],[poly_busselton,res_busselton],[poly_bunbury,res_bunbury]
                    ,[poly_dunsborough,res_dunsborough],[poly_busselton2,res_busselton2]
                    ,[poly_bunbury2,res_bunbury2]]


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

trigs_min = number_mesh_triangles(interior_regions, poly_all, res_poly_all)

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

print 'min number triangles', trigs_min


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

# exporting asc grid for Busselton
xminBusselton = 340000
xmaxBusselton = 352000
yminBusselton = 6271500
ymaxBusselton = 6280000

# exporting asc grid for Bunbury
xminBunbury = 369000
xmaxBunbury = 381000
yminBunbury = 6308000
ymaxBunbury = 6308000

# exporting asc grid for Dunsborough
xminDunsborough = 321000
xmaxDunsborough = 327500
yminDunsborough = 6277000
ymaxDunsborough = 6282000