require 'fileutils'

SOURCEPATH = ENV['SOURCEPATH']
raise 'SOURCEPATH is not set' if SOURCEPATH.nil?

SOURCELIST = ENV['SOURCELIST']
raise 'SOURCELIS is not setT' if SOURCELIST.nil?

BUILDARGS = ENV['BUILDARGS'].split if ENV['BUILDARGS']
LINKARGS = ENV['LINKARGS'].split if ENV['LINKARGS']
LINKDEPS = ENV['LINKDEPS'].split if ENV['LINKDEPS']
  
TARGETDIR = ENV['TARGETPATH']
raise "TARGETPATH is not set" if TARGETDIR.nil?

TARGETLIB = ENV['TARGETLIB'] ? ENV['TARGETLIB'] : 'nolib.a'
SHAREDLIB = ENV['SHAREDLIB'] ? ENV['SHAREDLIB'] : 'nolib.so'

OBJDIR = ENV['TEMP_FILES_DIR']
raise "TEMP_FILES_DIR is not set" if OBJDIR.nil?

$rootdir = ENV['RHO_ROOT']
raise "RHO_ROOT is not set" if $rootdir.nil?

$appincdir = ENV["RHO_INC"]
raise "RHO_INC is not set" if $appincdir.nil?

ANDROID_NDK = ENV['ANDROID_NDK']
raise 'ANDROID_NDK is not set' if ANDROID_NDK.nil?

ANDROID_API_LEVEL = ENV['ANDROID_API_LEVEL']
raise 'ANDROID_API_LEVEL is not set' if ANDROID_API_LEVEL.nil?

$debug = ENV['RHO_DEBUG'] == 'true'

cd SOURCEPATH

require File.join($rootdir, 'platform/android/build/androidcommon.rb')

ARGS = ['-Iext/platform/android/generated/jni',
    '-Iext/platform/android/jni',
    '-Iext/shared',
    "-I\"#{$rootdir}/platform/android/Rhodes/jni/include\"",
    "-I\"#{$rootdir}/platform/android/Rhodes/jni/include/rhodes/details\"",
    "-I\"#{$rootdir}/platform/shared/ruby/include\"",
    "-I\"#{$rootdir}/platform/shared\"",
    "-I\"#{$rootdir}/platform/shared/common\"",
    "-I\"#{$rootdir}/platform/shared/api_generator\"",
    "-I\"#{$appincdir}\"",
    "-I\"#{$rootdir}/platform/shared/ruby\"",
    "-I\"#{$rootdir}/platform/shared/ruby/android\"",
    "-I\"#{$rootdir}/platform/shared/ruby/generated\""]

OBJDIR_ARM = File.join(OBJDIR,'arm')
OBJDIR_x86 = File.join(OBJDIR,'x86')
OBJDIR_MIPS = File.join(OBJDIR,'mips')

    
SRC = get_sources File.join(SOURCELIST)

OBJ_ARM = FileList.new(get_objects(SRC, OBJDIR_ARM))
OBJ_x86 = FileList.new(get_objects(SRC, OBJDIR_x86))
OBJ_MIPS = FileList.new(get_objects(SRC, OBJDIR_MIPS))

TARGETDIR_ARM = File.join(TARGETDIR,'armeabi')
TARGETDIR_x86 = File.join(TARGETDIR,'x86')
TARGETDIR_MIPS = File.join(TARGETDIR,'mips')

TARGETLIB_ARM = File.join(TARGETDIR_ARM,TARGETLIB)
TARGETLIB_x86 = File.join(TARGETDIR_x86,TARGETLIB)
TARGETLIB_MIPS = File.join(TARGETDIR_MIPS,TARGETLIB)

SHAREDLIB_ARM = File.join(TARGETDIR_ARM,SHAREDLIB)
SHAREDLIB_x86 = File.join(TARGETDIR_x86,SHAREDLIB)
SHAREDLIB_MIPS = File.join(TARGETDIR_MIPS,SHAREDLIB)

namespace 'config' do
  task :arm do
      setup_ndk(ANDROID_NDK, ANDROID_API_LEVEL,'arm')
  end
  
  task :x86 do
      setup_ndk(ANDROID_NDK, ANDROID_API_LEVEL,'x86')
  end
  
  task :mips do
      setup_ndk(ANDROID_NDK, ANDROID_API_LEVEL,'mips')
  end
end

directory TARGETDIR_ARM
directory TARGETDIR_x86
directory TARGETDIR_MIPS
directory OBJDIR_ARM
directory OBJDIR_x86
directory OBJDIR_MIPS

rule '.o' => lambda {|obj| find_source(obj) } do |t|
  abi = File.basename(File.dirname(t.name))
  Rake::Task["config:#{abi}"].invoke
  cc_compile(find_source(t.name), File.dirname(t.name), BUILDARGS.nil? ? ARGS : BUILDARGS) or raise "\e[31mCompilation failed: #{find_source(t.name)}\e[0m"
end

task OBJ_ARM => OBJDIR_ARM
task OBJ_x86 => OBJDIR_x86
task OBJ_MIPS => OBJDIR_MIPS

def find_source(objfile)
  base = File.basename(objfile, '.o')
  src = File.join(SOURCEPATH, SRC.find { |s| File.basename(s) == base })
  src
end

file TARGETLIB_ARM => TARGETDIR_ARM do |t|
    Rake::Task["config:arm"].invoke
    cc_ar t.name, OBJ_ARM or raise "\e[31mCreating library failed: #{t.name}\e[0m"
end
multitask TARGETLIB_ARM => OBJ_ARM

file TARGETLIB_x86 => TARGETDIR_x86 do |t|
    Rake::Task["config:x86"].invoke
    cc_ar t.name, OBJ_x86 or raise "\e[31mCreating library failed: #{t.name}\e[0m"
end
multitask TARGETLIB_x86 => OBJ_x86

file TARGETLIB_MIPS => TARGETDIR_MIPS do |t|
    Rake::Task["config:mips"].invoke
    cc_ar t.name, OBJ_MIPS or raise "\e[31mCreating library failed: #{t.name}\e[0m"
end
multitask TARGETLIB_MIPS => OBJ_MIPS


file SHAREDLIB_ARM => TARGETDIR_ARM do |t|
    Rake::Task["config:arm"].invoke
    cc_link(t.name, OBJ_ARM, LINKARGS + get_stl_link_args('armeabi'), LINKDEPS) or raise "\e[31mLinking library failed: #{t.name}\e[0m"
    cc_run($stripbin, [t.name])
end
multitask SHAREDLIB_ARM => OBJ_ARM

file SHAREDLIB_x86 => TARGETDIR_x86 do |t|
    Rake::Task["config:x86"].invoke
    cc_link(t.name, OBJ_x86, LINKARGS + get_stl_link_args('x86'), LINKDEPS) or raise "\e[31mLinking library failed: #{t.name}\e[0m"
    cc_run($stripbin, [t.name])
end
multitask SHAREDLIB_x86 => OBJ_x86

file SHAREDLIB_MIPS => TARGETDIR_MIPS do |t|
    Rake::Task["config:mips"].invoke
    cc_link(t.name, OBJ_x86, LINKARGS + get_stl_link_args('mips'), LINKDEPS) or raise "\e[31mLinking library failed: #{t.name}\e[0m"
    cc_run($stripbin, [t.name])
end
multitask SHAREDLIB_MIPS => OBJ_MIPS


namespace 'build' do
  task :arm => OBJ_ARM
  task :x86 => OBJ_x86
  task :mips => OBJ_MIPS
end

namespace 'arch' do
  task :arm => TARGETLIB_ARM
  task :x86 => TARGETLIB_x86
  task :mips => TARGETLIB_MIPS
end
  
namespace 'link' do
  task :arm => SHAREDLIB_ARM
  task :x86 => SHAREDLIB_x86
  task :mips => SHAREDLIB_MIPS
end

task :default => ["build:arm", "build:x86"]