#!/usr/bin/env python
import os

from waflib.extras import autowaf as autowaf

# Version of this package (even if built as a child)
EUGENE_VERSION = '0.0.0'

# Library version (UNIX style major, minor, micro)
# major increment <=> incompatible changes
# minor increment <=> compatible changes (additions)
# micro increment <=> no interface changes
# Version history:
#   0.0.0 = 0,0,0
EUGENE_LIB_VERSION = '0.0.0'

# Variables for 'waf dist'
APPNAME = 'eugene'
VERSION = EUGENE_VERSION

# Mandatory variables
top = '.'
out = 'build'

def options(opt):
    opt.load('compiler_cxx')
    autowaf.set_options(opt)

def configure(conf):
    conf.load('compiler_cxx')
    autowaf.configure(conf)
    autowaf.display_header('Eugene Configuration')
    autowaf.check_pkg(conf, 'ganv-1', uselib_store='GANV', atleast_version='1.0.0', mandatory=True)
    autowaf.check_pkg(conf, 'glibmm-2.4', uselib_store='GLIBMM', atleast_version='2.14.0', mandatory=True)
    autowaf.check_pkg(conf, 'gthread-2.0', uselib_store='GTHREAD', atleast_version='2.16.0', mandatory=True)
    autowaf.check_pkg(conf, 'gtkmm-2.4', uselib_store='GTKMM', atleast_version='2.11.12', mandatory=True)
    autowaf.check_pkg(conf, 'libglademm-2.4', uselib_store='GLADEMM', atleast_version='2.6.0', mandatory=True)
    autowaf.check_pkg(conf, 'libgnomecanvasmm-2.0', uselib_store='GNOMECANVAS', mandatory=True)

    # Boost headers
    autowaf.check_header(conf, 'cxx', 'boost/shared_ptr.hpp')
    autowaf.check_header(conf, 'cxx', 'boost/weak_ptr.hpp')

    conf.env.append_value('CXXFLAGS', '-fopenmp')
    conf.env.append_value('LINKFLAGS', '-fopenmp')
    autowaf.define(conf, 'EUGENE_DATA_DIR', os.path.join(conf.env['PREFIX'], 'share', 'eugene'))
    conf.write_config_header('eugene_config.h', remove=False)

def build(bld):
    # Headers
    bld.install_files('${INCLUDEDIR}/eugene', bld.path.ant_glob('eugene/*.hpp'))

    # Pkgconfig file
    autowaf.build_pc(bld, 'EUGENE', EUGENE_VERSION, '', 'GLIBMM GTHREAD')

    # Library
    obj = bld(features = 'cxx cxxshlib')
    obj.source = '''
            src/LABS.cpp
            src/Sphere.cpp
            src/TSP.cpp
    '''
    obj.export_includes = ['.']
    obj.includes        = ['.', './src']
    obj.name            = 'libeugene'
    obj.target          = 'eugene'
    obj.uselib          = 'GLIBMM GTHREAD'
    obj.vnum            = EUGENE_LIB_VERSION
    obj.install_path    = '${LIBDIR}'

    # Console app
    prog = bld(features = 'cxx cxxprogram')
    prog.source       = 'src/eugene.cpp'
    obj.includes      = ['.', './src']
    prog.use          = 'libeugene'
    prog.target       = 'src/eugene'
    prog.install_path = '${BINDIR}'

    # GUI app
    prog = bld(features = 'cxx cxxprogram')
    prog.source = '''
            gui/MainWindow.cpp
            gui/TSPCanvas.cpp
            gui/eugene_tsp_gui.cpp
    '''
    obj.includes      = ['.', './src', './gui']
    prog.use          = 'libeugene'
    prog.uselib       = 'GTKMM GLADEMM GTHREAD GNOMECANVAS GANV'
    prog.target       = 'gui/eugene_tsp_gui'
    prog.install_path = '${BINDIR}'

    bld.install_files('${PREFIX}/share/eugene', 'gui/eugene_tsp_gui.glade')

    bld.add_post_fun(autowaf.run_ldconfig)