cmake_minimum_required(VERSION 3.5)
# Set policies up to 3.9 since we want to enable the IPO option
if(${CMAKE_VERSION} VERSION_LESS 3.9)
	cmake_policy(VERSION ${CMAKE_MAJOR_VERSION}.${CMAKE_MINOR_VERSION})
else()
	cmake_policy(VERSION 3.9)
endif()

# This can be read from ${PROJECT_NAME} after project() is called
project(voxelands)
set(PROJECT_NAME_CAPITALIZED "Voxelands")

# Also remember to set PROTOCOL_VERSION in clientserver.h when releasing
set(VERSION_MAJOR 2210)
set(VERSION_MINOR 00)
set(VERSION_EXTRA "" CACHE STRING "Stuff to append to version string")

# Change to false for releases
set(DEVELOPMENT_BUILD TRUE)

set(VERSION_STRING "${VERSION_MAJOR}.${VERSION_MINOR}")
if(VERSION_EXTRA)
	set(VERSION_STRING "${VERSION_STRING}-${VERSION_EXTRA}")
elseif(DEVELOPMENT_BUILD)
	set(VERSION_STRING "${VERSION_STRING}-dev")
endif()

if (CMAKE_BUILD_TYPE STREQUAL Debug)
	# Append "-debug" to version string
	set(VERSION_STRING "${VERSION_STRING}-debug")
endif()

MESSAGE(STATUS "*** Will build version ${VERSION_STRING} ***")

# Configuration options
set(DEFAULT_RUN_IN_PLACE FALSE)
if(WIN32)
	set(DEFAULT_RUN_IN_PLACE TRUE)
endif()
set(RUN_IN_PLACE ${DEFAULT_RUN_IN_PLACE} CACHE BOOL
	"Run directly in source directory structure")

set(BUILD_CLIENT TRUE CACHE BOOL "Build client")
set(BUILD_SERVER FALSE CACHE BOOL "Build server")
# set(BUILD_UNITTESTS TRUE CACHE BOOL "Build unittests")
# set(BUILD_BENCHMARKS FALSE CACHE BOOL "Build benchmarks")

# conf options for building fresh voxelands.icns from voxelands.svg if a new icon is made.
set(REBUILD_ICNS FALSE CACHE BOOL "Rebuild icns from voxelands.svg .")

set(CPU_OPTS FALSE CACHE BOOL "Enable CPU optimizations")
set(CPUTYPE native CACHE STRING "CPU to optimize for")
set(ENABLE_SSP TRUE CACHE BOOL "Enable stack smashing protection")
set(ENABLE_SAFESTACK TRUE CACHE BOOL "Enable SafeStack if supported (LLVM only)")
set(ENABLE_PIE FALSE CACHE BOOL "Produce a Position Independent Executable")

if(NOT CMAKE_BUILD_TYPE)
	# Default to release
	set(CMAKE_BUILD_TYPE Release CACHE STRING "Build type: Debug or Release" FORCE)
endif()

# Included stuff
set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_SOURCE_DIR}/cmake/Modules/")
include(${CMAKE_SOURCE_DIR}/cmake/Modules/misc.cmake)

# This is done here so that relative search paths are more reasnable
find_package(Irrlicht)

#
# Installation
#

if(WIN32)
    set(SHAREDIR "data")
	set(BINDIR "bin")
	set(DOCDIR "doc")
	set(EXAMPLE_CONF_DIR ".")
elseif(APPLE)
	# random placeholders
    set(SHAREDIR "share/${PROJECT_NAME}")
	set(BINDIR "bin")
	set(DOCDIR "share/doc/${PROJECT_NAME}")
    set(EXAMPLE_CONF_DIR ${DOCDIR})
elseif(UNIX) # Linux, BSD etc
    if(RUN_IN_PLACE)
        set(SHAREDIR "share/${PROJECT_NAME}")
	    set(BINDIR "bin")
	    set(DOCDIR "share/doc/${PROJECT_NAME}")
        set(MANDIR "share/man")
        set(EXAMPLE_CONF_DIR ${DOCDIR})
        set(XDG_APPS_DIR "share/applications")
        set(APPDATADIR "share/appdata")
        set(ICONDIR "share/icons")
        set(LOCALEDIR "share/${PROJECT_NAME}/locale")
    else()
        set(SHAREDIR "${CMAKE_INSTALL_PREFIX}/share/${PROJECT_NAME}")
        set(BINDIR "${CMAKE_INSTALL_PREFIX}/bin")
        set(DOCDIR "${CMAKE_INSTALL_PREFIX}/share/doc/${PROJECT_NAME}")
        set(MANDIR "${CMAKE_INSTALL_PREFIX}/share/man")
        set(EXAMPLE_CONF_DIR ${DOCDIR})
        set(XDG_APPS_DIR "${CMAKE_INSTALL_PREFIX}/share/applications")
        set(APPDATADIR "${CMAKE_INSTALL_PREFIX}/share/appdata")
        set(ICONDIR "${CMAKE_INSTALL_PREFIX}/share/icons")
        set(LOCALEDIR "${CMAKE_INSTALL_PREFIX}/share/${PROJECT_NAME}/locale")
    endif()
endif()

install(FILES "README.txt" DESTINATION "${DOCDIR}")
install(FILES "doc/changelog.txt" DESTINATION "${DOCDIR}")
install(FILES "doc/example.cfg" DESTINATION "${DOCDIR}")
if (APPLE)
    install(DIRECTORY "libs/" DESTINATION "libs")
endif()
if (UNIX AND NOT APPLE)
    install(FILES "doc/voxelands.6" "doc/voxelands-server.6" DESTINATION "${MANDIR}/man6")
    install(FILES "misc/freedesktop/voxelands.desktop" DESTINATION "${XDG_APPS_DIR}")
    install(FILES "misc/voxelands.appdata.xml" DESTINATION "${APPDATADIR}")
    install(FILES "misc/freedesktop/icons/scalable/apps/voxelands.svg" DESTINATION "${ICONDIR}/hicolor/scalable/apps")
    install(FILES "misc/freedesktop/icons/192x192/apps/voxelands.png" DESTINATION "${ICONDIR}/hicolor/192x192/apps")
    install(FILES "misc/freedesktop/icons/128x128/apps/voxelands.png" DESTINATION "${ICONDIR}/hicolor/128x128/apps")
    install(FILES "misc/freedesktop/icons/64x64/apps/voxelands.png" DESTINATION "${ICONDIR}/hicolor/64x64/apps")
    install(FILES "misc/freedesktop/icons/48x48/apps/voxelands.png" DESTINATION "${ICONDIR}/hicolor/48x48/apps")
    install(FILES "misc/freedesktop/icons/32x32/apps/voxelands.png" DESTINATION "${ICONDIR}/hicolor/32x32/apps")
    install(FILES "misc/freedesktop/icons/24x24/apps/voxelands.png" DESTINATION "${ICONDIR}/hicolor/24x24/apps")
    install(FILES "misc/freedesktop/icons/22x22/apps/voxelands.png" DESTINATION "${ICONDIR}/hicolor/22x22/apps")
    install(FILES "misc/freedesktop/icons/16x16/apps/voxelands.png" DESTINATION "${ICONDIR}/hicolor/16x16/apps")
endif()
#
# Subdirectories
# Be sure to add all relevant definitions above this
#

add_subdirectory(src)

# CPack

set(CPACK_PACKAGE_DESCRIPTION_SUMMARY "The Fun-Focused Free Software Voxel World Game")
set(CPACK_PACKAGE_VERSION_MAJOR ${VERSION_MAJOR})
set(CPACK_PACKAGE_VERSION_MINOR ${VERSION_MINOR})
set(CPACK_PACKAGE_VENDOR "rudzik8")
set(CPACK_PACKAGE_CONTACT "Mikita Wisniewski <rudzik8@protonmail.com>")

if(WIN32)
	# Include all dynamically linked runtime libaries such as MSVCRxxx.dll
	include(InstallRequiredSystemLibraries)

	if(RUN_IN_PLACE)
		if(CMAKE_SIZEOF_VOID_P EQUAL 8)
			set(CPACK_PACKAGE_FILE_NAME "${PROJECT_NAME}-${VERSION_STRING}-win64")
		else()
			set(CPACK_PACKAGE_FILE_NAME "${PROJECT_NAME}-${VERSION_STRING}-win32")
		endif()

		set(CPACK_GENERATOR ZIP)

	else()
		set(CPACK_GENERATOR WIX)
		set(CPACK_PACKAGE_NAME "${PROJECT_NAME_CAPITALIZED}")
		set(CPACK_PACKAGE_INSTALL_DIRECTORY ".")
		set(CPACK_PACKAGE_EXECUTABLES ${PROJECT_NAME} "${PROJECT_NAME_CAPITALIZED}")
		set(CPACK_CREATE_DESKTOP_LINKS ${PROJECT_NAME})
		set(CPACK_PACKAGING_INSTALL_PREFIX "/${PROJECT_NAME_CAPITALIZED}")

		set(CPACK_WIX_PRODUCT_ICON "${CMAKE_CURRENT_SOURCE_DIR}/voxelands-icon.ico")
		# Supported languages can be found at
		# http://wixtoolset.org/documentation/manual/v3/wixui/wixui_localization.html
		#set(CPACK_WIX_CULTURES "ar-SA,bg-BG,ca-ES,hr-HR,cs-CZ,da-DK,nl-NL,en-US,et-EE,fi-FI,fr-FR,de-DE")
		set(CPACK_WIX_UI_BANNER "${CMAKE_CURRENT_SOURCE_DIR}/misc/CPACK_WIX_UI_BANNER.BMP")
		set(CPACK_WIX_UI_DIALOG "${CMAKE_CURRENT_SOURCE_DIR}/misc/CPACK_WIX_UI_DIALOG.BMP")

		set(CPACK_RESOURCE_FILE_LICENSE "${CMAKE_CURRENT_SOURCE_DIR}/doc/gpl-3.0.txt")

		# The correct way would be to include both x32 and x64 into one installer
		# and install the appropriate one.
		# CMake does not support that, so there are two separate GUID's
		#if(CMAKE_SIZEOF_VOID_P EQUAL 8)
		#	set(CPACK_WIX_UPGRADE_GUID "745A0FB3-5552-44CA-A587-A91C397CCC56")
		#else()
		#	set(CPACK_WIX_UPGRADE_GUID "814A2E2D-2779-4BBD-9ACD-FC3BD51FBBA2")
		#endif()
	endif()
elseif(APPLE)
	# TODO
	# see http://cmake.org/Wiki/CMake:CPackPackageGenerators#Bundle_.28OSX_only.29
	#
    set(CPACK_PACKAGE_FILE_NAME "${PROJECT_NAME}-${VERSION_STRING}-osx-${CMAKE_OSX_ARCHITECTURES}")
	set(CPACK_PACKAGE_ICON ${CMAKE_CURRENT_SOURCE_DIR}/misc/mac/voxelands.icns)
	set(CPACK_BUNDLE_NAME ${PROJECT_NAME})
	set(CPACK_BUNDLE_ICON ${CPACK_PACKAGE_ICON})
	set(CPACK_BUNDLE_PLIST ${CMAKE_CURRENT_SOURCE_DIR}/misc/mac/Info.plist)
	set(CPACK_BUNDLE_STARTUP_COMMAND ${CMAKE_CURRENT_SOURCE_DIR}/bin/Debug/voxelands)
	set(CPACK_GENERATOR "Bundle")
else()
	set(CPACK_PACKAGE_FILE_NAME "${PROJECT_NAME}-${VERSION_STRING}-linux")
	set(CPACK_GENERATOR TGZ)
	set(CPACK_SOURCE_GENERATOR TGZ)
	SET ( CPACK_DEBIAN_PACKAGE_SECTION		"other" )
	SET ( CPACK_DEBIAN_PACKAGE_PRIORITY		"optional" )
	SET ( CPACK_DEBIAN_PACKAGE_MAINTAINER	"Mikita Wisniewski <rudzik8@protonmail.com>" )
	SET ( CPACK_GENERATOR					"DEB;RPM" )

endif()

include(CPack)