require "bundler"
Bundler.setup(:default)

require "rake/clean"
require "rscons"

NAME = "jes"
GTEST_VERSION = "1.7.0"

base_env = Rscons::Environment.new do |env|
  env.build_root = "build"
  env["CPPPATH"] << "src/lib/include"
  env["CFLAGS"] += ["-Wall", "-O2"]
  env["CXXFLAGS"] += ["-Wall", "-O2"]
end

task :library do
  base_env.clone(clone: :all) do |env|
    env.Library("^/lib#{NAME}.a", Dir["src/lib/**/*.{cc,c}"])
  end
end

task :gui => :library do
  base_env.clone(clone: :all) do |env|
    env["CFLAGS"] += `sdl2-config --cflags`.split(" ") + `freetype-config --cflags`.split(" ")
    env["CXXFLAGS"] += `sdl2-config --cflags`.split(" ") + `freetype-config --cflags`.split(" ")
    env["LDCMD"] += `sdl2-config --libs`.split(" ") + `freetype-config --libs`.split(" ")
    env["LIBS"] += ["dl", "GL"]
    env.Program("^/jes", Dir["src/gui/**/*.{cc,c}"])
  end
end

task :test => :library do
  base_env.clone(clone: :all) do |env|
    env["CPPPATH"] << "gtest-#{GTEST_VERSION}/include"
    env["CPPPATH"] << "gtest-#{GTEST_VERSION}"
    env["LIBS"] << NAME
    env["LIBPATH"] << env.build_root
    sources = Dir["gtest-#{GTEST_VERSION}/src/gtest-all.cc",
                  "gtest-#{GTEST_VERSION}/src/gtest_main.cc",
                  "test/src/**/*.cc"]
    env.Program("build/tests", sources)
    if RUBY_PLATFORM =~ /linux/
      env["LIBS"] << "pthread"
    end
  end
  system("./build/tests")
end

task :default => :all

task :all => [:library, :gui]

task :clean do
  Rscons.clean
end