# Find CEF
#
# This module defines
#  CEF_FOUND
#  CEF_INCLUDE_DIRS
#  CEF_LIBRARIES
#  CEF_BINARIES_DEBUG
#  CEF_BINARIES_RELEASE
#
# Copyright (c) 2012 I-maginer
# 
# This program is free software; you can redistribute it and/or modify it under
# the terms of the GNU Lesser General Public License as published by the Free Software
# Foundation; either version 2 of the License, or (at your option) any later
# version.
#
# This program is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
# FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License along with
# this program; if not, write to the Free Software Foundation, Inc., 59 Temple
# Place - Suite 330, Boston, MA 02111-1307, USA, or go to
# http://www.gnu.org/copyleft/lesser.txt
#

# On a new cmake run, we do not need to be verbose
IF(CEF_INCLUDE_DIR AND CEF_LIBRARY)
	SET(CEF_FIND_QUIETLY TRUE)
ENDIF()

# If CEF_ROOT was defined in the environment, use it. Else, search in default dependency dir.
IF(NOT CEF_ROOT)
  if(CMAKE_CL_64)
    SET(CEF_ROOT "$ENV{SCOL_DEPENDENCIES_PATH}/cef3/x64")
  else(CMAKE_CL_64)
    SET(CEF_ROOT "$ENV{SCOL_DEPENDENCIES_PATH}/cef3/x86")
  endif(CMAKE_CL_64)
ENDIF()

# concat all the search paths
IF(CEF_ROOT)
	SET(CEF_INCLUDE_SEARCH_DIRS
	  ${CEF_INCLUDE_SEARCH_DIRS}
	  ${CEF_ROOT}
  )
  SET(CEF_LIBRARY_SEARCH_DEBUG_DIRS 
    ${CEF_LIBRARY_SEARCH_DIRS}
    ${CEF_ROOT}/Debug/lib
    ${CEF_ROOT}/lib/Debug
    ${CEF_ROOT}/Debug/lib
    ${CEF_ROOT}/Debug
  )
  SET(CEF_LIBRARY_SEARCH_RELEASE_DIRS 
    ${CEF_LIBRARY_SEARCH_DIRS}
    ${CEF_ROOT}/Release/lib
    ${CEF_ROOT}/lib/Release
    ${CEF_ROOT}/Release
  )
  SET(CEF_BINARY_SEARCH_DEBUG_DIRS 
    ${CEF_BINARY_SEARCH_DIRS}
    ${CEF_ROOT}/Debug
  )
  SET(CEF_BINARY_SEARCH_RELEASE_DIRS 
    ${CEF_BINARY_SEARCH_DIRS}
    ${CEF_ROOT}/Release
  )  
  SET(CEF_RESOURCES_SEARCH_DIRS 
    ${CEF_BINARY_SEARCH_DIRS}
    ${CEF_ROOT}/Resources
  )
ENDIF()

# log message
IF (NOT CEF_FIND_QUIETLY)
	MESSAGE(STATUS "Checking for CEF library")
ENDIF()

# Search for header files
FIND_PATH(CEF_INCLUDE_DIR include/cef_base.h PATHS ${CEF_INCLUDE_SEARCH_DIRS})

# Search for libraries files (debug mode)
FIND_LIBRARY(CEF_LIBRARY_DEBUG libcef
  PATHS ${CEF_LIBRARY_SEARCH_DEBUG_DIRS})
FIND_LIBRARY(CEF_WRAPPER_LIBRARY_DEBUG libcef_dll_wrapper
  PATHS ${CEF_LIBRARY_SEARCH_DEBUG_DIRS})

# Search for libraries files (release mode)
FIND_LIBRARY(CEF_LIBRARY_RELEASE libcef
  PATHS ${CEF_LIBRARY_SEARCH_RELEASE_DIRS})
FIND_LIBRARY(CEF_WRAPPER_LIBRARY_RELEASE libcef_dll_wrapper
  PATHS ${CEF_LIBRARY_SEARCH_RELEASE_DIRS})

# Search for cef binary files (debug mode)
FIND_FILE(CEF_BINARY_PATH_DEBUG NAMES "libcef.dll"
  HINTS ${CEF_BINARY_SEARCH_DEBUG_DIRS})

# Search for cef binary files (release mode)
FIND_FILE(CEF_BINARY_PATH_RELEASE NAMES "libcef.dll"
  HINTS ${CEF_BINARY_SEARCH_RELEASE_DIRS})

# Search for CHROME binary files (debug mode)
FIND_FILE(CHROME_BINARY_PATH_DEBUG NAMES "chrome_elf.dll"
  HINTS ${CEF_BINARY_SEARCH_DEBUG_DIRS})

# Search for avcodec binary files (release mode)
FIND_FILE(CHROME_BINARY_PATH_RELEASE NAMES "chrome_elf.dll"
  HINTS ${CEF_BINARY_SEARCH_RELEASE_DIRS})

# Search for NBLOB binary files (debug mode)
FIND_FILE(NBLOB_BINARY_PATH_DEBUG NAMES "natives_blob.bin"
  HINTS ${CEF_BINARY_SEARCH_DEBUG_DIRS})

# Search for NBLOB binary files (release mode)
FIND_FILE(NBLOB_BINARY_PATH_RELEASE NAMES "natives_blob.bin"
  HINTS ${CEF_BINARY_SEARCH_RELEASE_DIRS})

# Search for "locales" directory
FIND_PATH(CEF_LOCALES_DIRECTORY_PATH "en-US.pak"
  PATH ${CEF_RESOURCES_SEARCH_DIRS}/locales)

FIND_PATH(CEF_ICUDTL_DIRECTORY_PATH "icudtl.dat"
  PATH ${CEF_RESOURCES_SEARCH_DIRS})
  
# Configure libraries for debug/release
SET(CEF_INCLUDE_DIRS ${CEF_INCLUDE_DIR} CACHE STRING "Directory containing CEF header files")
SET(CEF_LIBRARY debug ${CEF_LIBRARY_DEBUG} optimized ${CEF_LIBRARY_RELEASE})
SET(CEF_WRAPPER_LIBRARY debug ${CEF_WRAPPER_LIBRARY_DEBUG} optimized ${CEF_WRAPPER_LIBRARY_RELEASE})
SET(CEF_LIBRARIES ${CEF_LIBRARY} ${CEF_WRAPPER_LIBRARY} CACHE STRING "CEF libraries files")

# Configure binaries for debug/release
SET(CEF_BINARIES_DEBUG ${CEF_BINARY_PATH_DEBUG} ${CHROME_BINARY_PATH_DEBUG} ${NBLOB_BINARY_PATH_DEBUG} CACHE STRING "CEF debug binaries files")
SET(CEF_BINARIES_RELEASE ${CEF_BINARY_PATH_RELEASE} ${CHROME_BINARY_PATH_RELEASE} ${NBLOB_BINARY_PATH_RELEASE} CACHE STRING "CEF release binaries files")

IF(CEF_INCLUDE_DIR AND CEF_LIBRARY AND CEF_WRAPPER_LIBRARY AND CEF_BINARIES_DEBUG AND CEF_BINARIES_RELEASE)
	SET(CEF_FOUND TRUE)
ENDIF()

# Hide those variables in GUI
SET(CEF_INCLUDE_DIR ${CEF_INCLUDE_DIR} CACHE INTERNAL "")
SET(CEF_LIBRARY_DEBUG ${CEF_LIBRARY_DEBUG} CACHE INTERNAL "")
SET(CEF_LIBRARY_RELEASE ${CEF_LIBRARY_RELEASE} CACHE INTERNAL "")
SET(CEF_LIBRARY ${CEF_LIBRARY} CACHE INTERNAL "")
SET(CEF_WRAPPER_LIBRARY_DEBUG ${CEF_WRAPPER_LIBRARY_DEBUG} CACHE INTERNAL "")
SET(CEF_WRAPPER_LIBRARY_RELEASE ${CEF_WRAPPER_LIBRARY_RELEASE} CACHE INTERNAL "")
SET(CEF_WRAPPER_LIBRARY ${CEF_WRAPPER_LIBRARY} CACHE INTERNAL "")
SET(CEF_BINARY_PATH_DEBUG ${CEF_BINARY_PATH_DEBUG} CACHE INTERNAL "")
SET(CEF_BINARY_PATH_RELEASE ${CEF_BINARY_PATH_RELEASE} CACHE INTERNAL "")
SET(CHROME_BINARY_PATH_DEBUG ${CHROME_BINARY_PATH_DEBUG} CACHE INTERNAL "")
SET(CHROME_BINARY_PATH_RELEASE ${CHROME_BINARY_PATH_RELEASE} CACHE INTERNAL "")
SET(NBLOB_BINARY_PATH_DEBUG ${NBLOB_BINARY_PATH_DEBUG} CACHE INTERNAL "")
SET(NBLOB_BINARY_PATH_RELEASE ${NBLOB_BINARY_PATH_RELEASE} CACHE INTERNAL "")

# log find result
IF(CEF_FOUND)
	IF(NOT CEF_FIND_QUIETLY)
		MESSAGE(STATUS "  libraries: ${CEF_LIBRARIES}")
		MESSAGE(STATUS "  includes: ${CEF_INCLUDE_DIRS}")
	ENDIF()
ELSE(CEF_FOUND)
	IF(NOT CEF_LIBRARIES)
		MESSAGE(STATUS, "CEF library could not be found.")
	ENDIF()
	IF(NOT (CEF_BINARIES_DEBUG AND CEF_BINARIES_RELEASE))
		MESSAGE(STATUS, "CEF binaries files could not be found.")
	ENDIF()
	IF(NOT CEF_INCLUDE_DIRS)
		MESSAGE(STATUS "Cef include files could not be found.")
	ENDIF()
ENDIF(CEF_FOUND)