-- options
newoption {
	trigger = "lib-dir",
	description = "Sets the path for the dependencies",
	value = "PATH"
}

newoption {
	trigger = "clean-functions",
	description = "Compiles only used functions"
}

newoption {
	trigger = "clean-symbols",
	description = "Cleans up the symbol table from unused symbols"
}

if not _OPTIONS["lib-dir"] then
	_OPTIONS["lib-dir"] = "lib"
end

-- clean
newaction {
	trigger     = "clean",
	description = "clean the software",
	execute     = function ()
		print("Clean the build...")
		os.rmdir("./bin")
		os.rmdir("./ssc/obj")
		os.rmdir("./frontend/obj")
		os.rmdir("./sbdump/obj")
		print("Done.")
	end
}

-- main workspace
workspace "ssc"
	configurations { "Debug", "Release" }
	targetdir "bin/%{cfg.buildcfg}"
	libdirs { _OPTIONS["lib-dir"] }
	
	startproject "frontend"
	
	filter "configurations:Debug"
		defines { "DEBUG" }
		flags { symbols "On" }
	
	filter "configurations:Release"
		defines { "RELEASE" }
		optimize "On"
	
	-- sunscript compiler API library
	project "ssc"
		kind "SharedLib"
		language "C#"
		namespace "arookas"
		location "ssc"
		
		links { "System.dll", "System.Core.dll", "arookas.dll", "grammatica-1.6.dll" }
		
		-- apply options
		if _OPTIONS["clean-functions"] then
			defines { "SSC_CLEAN_FUNCTIONS" }
		end
		if _OPTIONS["clean-symbols"] then
			defines { "SSC_CLEAN_SYMBOLS" }
		end

		files {
			"ssc/**.cs",
			"ssc/**.grammar",
			"ssc/**.bat",
		}
		
		excludes {
			"ssc/bin/**",
			"ssc/obj/**",
		}
		
		prebuildcommands {
			-- regenerate grammatica classes before compilation begins
			'{CHDIR} "%{prj.location}"',
			'java -jar grammatica.jar "sunscript.grammar" --csoutput ".\\generated" --csnamespace "arookas" --csclassname "__sun"',
		}

	-- frontend project (example command-line interface)
	project "frontend"
		kind "ConsoleApp"
		language "C#"
		entrypoint "arookas.SSC"
		namespace "arookas"
		location "frontend"
		
		libdirs { "$(TARGETDIR)" }
		links { "System.dll", "System.Core.dll", "arookas.dll", "ssc.dll" }
		
		files {
			"frontend/**.cs",
		}
		
		excludes {
			"frontend/bin/**",
			"frontend/obj/**",
		}
		
		postbuildcommands {
			-- copy stdlib to frontend output so users can import the scripts
			'{MKDIR} "%{cfg.buildtarget.directory}/ssc"',
			'{RMDIR} "%{cfg.buildtarget.directory}/ssc"',
			'{MKDIR} "%{cfg.buildtarget.directory}/ssc-sup39"',
			'{RMDIR} "%{cfg.buildtarget.directory}/ssc-sup39"',
			'{COPY} "%{wks.location}/stdlib" "%{cfg.buildtarget.directory}/ssc"',
			'{COPY} "%{wks.location}/stdlib-sup39" "%{cfg.buildtarget.directory}/ssc-sup39"',
			'{COPY} "%{wks.location}/lib/*.dll" "%{cfg.buildtarget.directory}/"',
			'{COPY} "%{wks.location}/utils/*" "%{cfg.buildtarget.directory}/"',
		}

	-- sbdump utility
	project "sbdump"
		kind "ConsoleApp"
		language "C#"
		entrypoint "arookas.sbdump"
		namespace "arookas"
		location "sbdump"
		
		links { "System.dll", "System.Core.dll", "arookas.dll" }
		
		files {
			"sbdump/**.cs",
		}
		
		excludes {
			"sbdump/bin/**",
			"sbdump/obj/**",
		}