################################################################################
# General
################################################################################

PROJECT(pvs2)
CMAKE_MINIMUM_REQUIRED(VERSION 2.8.12 FATAL_ERROR)

SET(EXTRA_C_FLAGS "" CACHE STRING "Additional options to pass to C compiler")
SET(EXTRA_CXX_FLAGS "" CACHE STRING "Additional options to pass to C++ compiler")
# set compiler optimizations for debug and release
SET(CMAKE_C_FLAGS_DEBUG "-O0 -g -Wall -Wunused -Wunreachable-code -pedantic")
SET(CMAKE_C_FLAGS_RELEASE "-O2")
SET(CMAKE_CXX_FLAGS_DEBUG "-O0 -g -Wall -Wextra -Wpedantic -Wcast-align -Wcast-qual -Wchar-subscripts -Wcomment -Wconversion -Wdisabled-optimization -Wfloat-equal -Wformat -Wformat=2 -Wformat-nonliteral -Wformat-security -Wformat-y2k -Wimport -Winit-self -Winline -Winvalid-pch -Wlong-long -Wmissing-braces -Wmissing-field-initializers -Wmissing-format-attribute -Wmissing-include-dirs -Wmissing-noreturn -Wpacked -Wparentheses -Wpointer-arith -Wredundant-decls -Wreturn-type -Wsequence-point -Wsign-compare -Wstack-protector -Wstrict-aliasing -Wstrict-aliasing=2 -Wswitch -Wswitch-default -Wswitch-enum -Wtrigraphs -Wuninitialized -Wunknown-pragmas -Wunreachable-code -Wunused -Wunused-function -Wunused-label -Wunused-parameter -Wunused-value -Wunused-variable -Wvariadic-macros -Wvolatile-register-var -Wwrite-strings")
SET(CMAKE_CXX_FLAGS_RELEASE "-O2")
# -Wshadow spams too much :/
SET(CMAKE_CXX_STANDARD 11)
SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=c11 ${EXTRA_C_FLAGS}")
SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11 ${EXTRA_CXX_FLAGS}")

# local cmake modules
SET(CMAKE_MODULE_PATH ${CMAKE_SOURCE_DIR}/cmake)

# this command finds libraries and sets all required variables
FIND_PACKAGE(Qt5 COMPONENTS Widgets Network X11Extras LinguistTools Svg REQUIRED)
FIND_PACKAGE(X11 REQUIRED)
FIND_PACKAGE(VNC REQUIRED)

SET(CMAKE_INCLUDE_CURRENT_DIR ON)
SET(CMAKE_AUTOMOC ON)

# some includes
INCLUDE_DIRECTORIES(
	${CMAKE_CURRENT_SOURCE_DIR}
	${CMAKE_CURRENT_BINARY_DIR}
	${X11_INCLUDE_DIR}
)

IF(X11_Xscreensaver_FOUND)
    ADD_DEFINITIONS(-DX11_Xscreensaver_FOUND)
ENDIF()
IF(X11_dpms_FOUND)
    ADD_DEFINITIONS(-DX11_dpms_FOUND)
ENDIF()

#IF(NOT X11_XTest_FOUND)
#    MESSAGE(FATAL_ERROR "Could not find X11 extension XTest or its developer files.")
#ENDIF()
#IF(NOT X11_Xinput_FOUND)
#	MESSAGE(FATAL_ERROR "Could not find X11 extension Xinput or its developer files.")
#ENDIF()

# TODO: Detect this somehow
#SET(SYSDEP_SUFFIX _X11)

################################################################################
# Variables
################################################################################

# pvsmgr
FILE(GLOB PVSMGR_SRCS
	src/server/*.cpp
	src/server/*/*.cpp
	src/server/util/platform/*.cpp
	src/shared/*.cpp
)

# pvsclient
FILE(GLOB PVSCLIENT_SRCS
	src/client/*.cpp
	src/client/*/*.cpp
	src/client/util/platform/*.cpp
	src/shared/*.cpp
)


################################################################################
# Qt
################################################################################

# .ui files
FILE(GLOB PVSMGR_UIS
	gui/server_normal/*.ui
)

FILE(GLOB PVSCLIENT_UIS
	gui/client/*.ui
)

# .qrc files
FILE(GLOB PVSMGR_RC_SRCS
	pvsmgr.qrc
)
FILE(GLOB PVSCLIENT_RC_SRCS
	pvsclient.qrc
)

# i18n
FILE(GLOB PVSMGR_TSS
	i18n/server/*.ts
)

FILE(GLOB PVSCLIENT_TSS
	i18n/client/*.ts
)


# this will run uic on .ui files
QT5_WRAP_UI(PVSMGR_UI_HDRS ${PVSMGR_UIS})
QT5_WRAP_UI(PVSCLIENT_UI_HDRS ${PVSCLIENT_UIS})

# this will run moc
#QT4_WRAP_CPP(PVSMGR_MOC_SRCS ${PVSMGR_MOC_HDRS})
#QT4_WRAP_CPP(PVSCLIENT_MOC_SRCS ${PVSCLIENT_MOC_HDRS})

option(UPDATE_TRANSLATIONS "Update .ts files (WARNING: make clean will delete the .ts files!)" OFF)

if(PVSMGR_TSS)

  if (UPDATE_TRANSLATIONS)
	  set(FILES_TO_TRANSLATE ${PVSMGR_SRCS} ${PVSMGR_UIS})
	  QT5_CREATE_TRANSLATION(PVSMGR_QMS ${FILES_TO_TRANSLATE} ${PVSMGR_TSS} OPTIONS -noobsolete)
    message(STATUS ".tr files have been updated")
  else (UPDATE_TRANSLATIONS)
    QT5_ADD_TRANSLATION(PVSMGR_QMS ${PVSMGR_TSS})
  endif (UPDATE_TRANSLATIONS)
  #  # write a resource file for qm files
  #  set(resource_file_content "<RCC>\n    <qresource prefix=\"/\">\n")
  #  foreach(file ${PVSMGR_QMS})
  #    get_filename_component(filename ${file} NAME)
  #    set(resource_file_content "${resource_file_content}        <file>${filename}</file>\n")
  #  endforeach(file)
  #  set(resource_file_content "${resource_file_content}    </qresource>\n</RCC>\n")
  #  file(WRITE "${CMAKE_BINARY_DIR}/ts_pvsmgr.qrc" "${resource_file_content}")
  #  set(PVSMGR_RESOURCES ${PVSMGR_RESOURCES} "${CMAKE_BINARY_DIR}/ts_pvsmgr.qrc")

endif(PVSMGR_TSS)

if(PVSCLIENT_TSS)

  if (UPDATE_TRANSLATIONS)
	 set(FILES_TO_TRANSLATE ${PVSCLIENT_SRCS} ${PVSCLIENT_UIS})
	 QT5_CREATE_TRANSLATION(PVSCLIENT_QMS ${FILES_TO_TRANSLATE} ${PVSCLIENT_TSS} OPTIONS -noobsolete)
    message(STATUS ".tr files have been updated")
  else (UPDATE_TRANSLATIONS)
    QT5_ADD_TRANSLATION(PVSCLIENT_QMS ${PVSCLIENT_TSS})
  endif (UPDATE_TRANSLATIONS)
  #  # write a resource file for qm files
  #  set(resource_file_content "<RCC>\n    <qresource prefix=\"/\">\n")
  #  foreach(file ${PVSCLIENT_QMS})
  #    get_filename_component(filename ${file} NAME)
  #    set(resource_file_content "${resource_file_content}        <file>${filename}</file>\n")
  #  endforeach(file)
  #  set(resource_file_content "${resource_file_content}    </qresource>\n</RCC>\n")
  #  file(WRITE "${CMAKE_BINARY_DIR}/ts_pvsclient.qrc" "${resource_file_content}")
  #  set(PVSCLIENT_RESOURCES ${PVSCLIENT_RESOURCES} "${CMAKE_BINARY_DIR}/ts_pvsclient.qrc")

endif(PVSCLIENT_TSS)

# this will run rcc on .qrc files
QT5_ADD_RESOURCES(PVSMGR_RCS ${PVSMGR_RC_SRCS})
QT5_ADD_RESOURCES(PVSCLIENT_RCS ${PVSCLIENT_RC_SRCS})

################################################################################
# Build
################################################################################

ADD_EXECUTABLE(pvsmgr
    ${PVSMGR_SRCS}
    ${PVSMGR_RCS}
#    ${PVSMGR_MOC_SRCS}
    ${PVSMGR_UI_HDRS}
    ${PVSMGR_RC_SRCS}
    ${PVSMGR_QMS}
)

ADD_EXECUTABLE(pvsclient
    ${PVSCLIENT_SRCS}
    ${PVSCLIENT_RCS}
#    ${PVSCLIENT_MOC_SRCS}
    ${PVSCLIENT_UI_HDRS}
    ${PVSCLIENT_RC_SRCS}
    ${PVSCLIENT_QMS}
)

# link
TARGET_LINK_LIBRARIES(pvsmgr
	Qt5::Network
	Qt5::Widgets
	Qt5::Svg
	Qt5::X11Extras
#    ${VNC_LIBRARIES}
    ${X11_LIBRARIES}
    ${X11_Xscreensaver_LIB}
)

TARGET_LINK_LIBRARIES(pvsclient
	Qt5::Network
	Qt5::Widgets
    ${VNC_LIBRARIES}
    ${X11_LIBRARIES}
)

SET_PROPERTY(TARGET pvsmgr PROPERTY COMPILE_DEFINITIONS MAINWINDOW_USE_NORMALGUI)  

# install
INSTALL(TARGETS pvsmgr pvsclient RUNTIME DESTINATION bin)
#INSTALL(PROGRAMS misc/pvs-vncsrv DESTINATION bin)
#INSTALL(FILES misc/pvsclient.conf misc/pvsmgr.conf DESTINATION /etc/openslx)
#INSTALL(FILES misc/pvsclient.desktop DESTINATION /etc/xdg/autostart)

# uninstall
CONFIGURE_FILE(
    "${CMAKE_CURRENT_SOURCE_DIR}/cmake/Uninstall.cmake"
    "${CMAKE_CURRENT_BINARY_DIR}/cmake/Uninstall.cmake"
    IMMEDIATE @ONLY
)
ADD_CUSTOM_TARGET(uninstall 
    "${CMAKE_COMMAND}" -P "${CMAKE_CURRENT_BINARY_DIR}/cmake/Uninstall.cmake"
)

# package
SET( CPACK_GENERATOR "DEB" )
SET( CPACK_SET_DESTDIR "ON" )
SET( CPACK_PACKAGE_NAME "pvs" )
SET( CPACK_PACKAGE_VERSION_MAJOR "3" )
SET( CPACK_PACKAGE_VERSION_MINOR "1" )
SET( CPACK_PACKAGE_VERSION_PATCH "2" )
SET( CPACK_PACKAGE_DESCRIPTION_SUMMARY "Pool Video Switch" )
SET( CPACK_PACKAGE_DESCRIPTION "")
SET( CPACK_PACKAGE_CONTACT "Johann Latocha <johann@latocha.de>" )
SET( CPACK_DEBIAN_PACKAGE_DEPENDS "libvncserver0 (>= 0.9.3.dfsg.1-2), libqtgui4 (>= 4:4.5.3-4), libqt4-dbus (>= 4:4.5.3-4), libqt4-network (>= 4:4.5.3-4)" )
SET( CPACK_DEBIAN_PACKAGE_ARCHITECTURE "i386" )
SET( CPACK_DEBIAN_PACKAGE_SECTION "Network" )
SET( CPACK_DEBIAN_PACKAGE_PRIORITY "optional" )
SET( CPACK_DEBIAN_PACKAGE_RECOMMENDS "x11vnc (>= 0.9.9-1)" )
INCLUDE( CPack )