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

from os import sep, environ, getenv, getcwd
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 diruser = get_user_name()
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 = 'sw_pacific'
scenario_name = 'Tonga_slide'
scenario = 'tonga'

tide = 0

alpha = 0.1
friction=0.01
starttime=10000
midtime=21600
finaltime=10000
export_cellsize=50
setup='trial'
source='test'

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(scenario_name)+'_'+str(user)

# onshore data 5m countour
onshore_name = 'topography_tongatapu' # original'

# AHO + DPI data + colin French coastline
#coast_name = 'waterline'
Singlebeam_name = 'Tongatapu_SB_5m grid'
Multibeam_name = 'Tongatapu_MB_30m grid'
Chart_name= 'Tongatapu_Chart'
Derived_bath_name= 'Derived_Bathy'
added_data_name='joining_eastIsland_toreef'


#final topo name
combined_name ='Tongatapu_combined_elevation'
combined_smaller_name = 'Tongatapu_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 = anuga_dir+'topographies'+sep
#topographies_time_dir = topographies_dir+build_time+sep

# input topo file location
onshore_in_dir_name = topographies_in_dir + onshore_name

Singlebeam_in_dir_name = topographies_in_dir + Singlebeam_name
Multibeam_in_dir_name = topographies_in_dir + Multibeam_name
Chart_in_dir_name = topographies_in_dir + Chart_name
Derived_bath_in_dir_name = topographies_in_dir + Derived_bath_name
added_data_in_dir_name = topographies_in_dir + added_data_name

onshore_dir_name = topographies_dir + onshore_name

Singlebeam_dir_name = topographies_dir + Singlebeam_name
Multibeam_dir_name = topographies_dir + Multibeam_name
Chart_dir_name = topographies_dir + Chart_name
Derived_bath_dir_name = topographies_dir + Derived_bath_name
added_data_dir_name = topographies_dir + added_data_name

#final topo files
combined_dir_name = topographies_dir + combined_name
#combined_time_dir_name = topographies_time_dir + combined_name
combined_smaller_name_dir = topographies_dir + combined_smaller_name
#combined_time_dir_final_name = topographies_time_dir + combined_final_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


#boundaries_source = '1'

if source =='dampier':
    boundaries_name = 'broome_3854_17042007' #Dampier gun
    boundaries_in_dir = anuga_dir+'boundaries'+sep+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+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+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 + scenario_name
boundaries_dir = anuga_dir+'boundaries'+sep
boundaries_dir_name = boundaries_dir + scenario_name
#boundaries_time_dir = anuga_dir+'boundaries'+sep+build_time+sep
#boundaries_time_dir_name = boundaries_time_dir + boundaries_name  #Used by post processing

#output locations
output_dir = anuga_dir+'outputs'+sep
output_build_time_dir = anuga_dir+'outputs'+sep+build_time+dir_comment+sep
output_run_time_dir = anuga_dir+'outputs'+sep+run_time+dir_comment+sep
output_run_time_dir_name = output_run_time_dir + scenario_name  #Used by post processing

#gauges
#gauge_name = 'perth.csv'
#gauges_dir = anuga_dir+'gauges'+sep
#gauges_dir_name = gauges_dir + gauge_name

#buildings_filename = gauges_dir + 'Perth_res_Project.csv'
#buildings_filename_out = 'Perth_res_Project_modified.csv'

###############################
# Domain definitions
###############################
from anuga.utilities.polygon import read_polygon, plot_polygons, polygon_area, is_inside_polygon

poly_all = read_polygon(polygons_dir+'extent.txt')
res_poly_all = 40000*res_factor

#refzone = 50 

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

poly_tongatapu = read_polygon(polygons_dir+'finres.txt')
poly_island1 = read_polygon(polygons_dir+'island1.txt')
poly_island2 = read_polygon(polygons_dir+'island2.txt')
poly_island3 = read_polygon(polygons_dir+'island3.txt')
poly_island4 = read_polygon(polygons_dir+'island4.txt')
poly_island5= read_polygon(polygons_dir+'island5.txt')
poly_island6= read_polygon(polygons_dir+'island6.txt')
poly_island7= read_polygon(polygons_dir+'island7.txt')
poly_island8= read_polygon(polygons_dir+'island8.txt')
poly_island9= read_polygon(polygons_dir+'island9.txt')
poly_island10= read_polygon(polygons_dir+'island10.txt')
poly_island11= read_polygon(polygons_dir+'island11.txt')
poly_island12= read_polygon(polygons_dir+'island12.txt')
poly_island13= read_polygon(polygons_dir+'island13.txt')


islands_res = 5000
tongatapu_res = 5000
interior_regions = [[poly_tongatapu, tongatapu_res],
                    [poly_island1, islands_res],
                    [poly_island2, islands_res],
                    [poly_island3, islands_res],
                    [poly_island4, islands_res],
                    [poly_island5, islands_res],
                    [poly_island6, islands_res],
                    [poly_island7, islands_res],
                    [poly_island8, islands_res],
                    [poly_island9, islands_res],
                    [poly_island10, islands_res],
                    [poly_island11, islands_res],
                    [poly_island12, islands_res],
                    [poly_island13, islands_res]]

boundary_tags={'ocean_east':[0],
               'ocean_north':[1],
               'ocean_west':[2,3],
               'land':[4,5,6,7,8,9,10,11,12,13,14],
               'ocean_southeast':[15,16]}

trigs_min = number_mesh_triangles(interior_regions, poly_all, res_poly_all)

print 'min number triangles', trigs_min
###################################################################
# Clipping regions for export to asc and regions for clipping data
###################################################################

# exporting asc grid
eastingmin = 670500
eastingmax = 712750
northingmin = 7646000
northingmax = 7677000


slide_origin = [701290, 7665750] # move onto the continental shelf, depth = 500
slide_depth = 207.