# - Find MongoDB; NOTE: this is specific to warehouse_ros!
#
# Find the MongoDB includes and client library
# This module defines
#	MongoDB_INCLUDE_DIR, where to find mongo/client/dbclient.h
#	MongoDB_LIBRARIES, the libraries needed to use MongoDB.
#	MongoDB_FOUND, If false, do not try to use MongoDB.
#	MongoDB_EXPOSE_MACROS, If true, mongo_ros should use '#define MONGO_EXPOSE_MACROS'

set(MongoDB_EXPOSE_MACROS "NO")

set(MongoDB_PossibleIncludePaths
	/usr/include/mongo/
	/usr/local/include/mongo/
	/opt/mongodb/include/
)
find_path(MongoDB_INCLUDE_DIR mongo/client/dbclient.h
	${MongoDB_PossibleIncludePaths})

if(MongoDB_INCLUDE_DIR)
	find_path(MongoDB_dbclientinterface_Path mongo/client/dbclientinterface.h
		${MongoDB_PossibleIncludePaths})
	if (MongoDB_dbclientinterface_Path)
		set(MongoDB_EXPOSE_MACROS "YES")
	endif()
endif()

find_library(MongoDB_LIBRARIES NAMES mongoclient
	PATHS
	/usr/lib
	/opt/mongodb/lib
)

if(MongoDB_INCLUDE_DIR AND MongoDB_LIBRARIES)
	set(MongoDB_FOUND TRUE)
	message(STATUS "Found MongoDB: ${MongoDB_INCLUDE_DIR}, ${MongoDB_LIBRARIES}")
	message(STATUS "MongoDB using new interface: ${MongoDB_EXPOSE_MACROS}")
else(MongoDB_INCLUDE_DIR AND MongoDB_LIBRARIES)
	set(MongoDB_FOUND FALSE)
	if (MongoDB_FIND_REQUIRED)
		message(FATAL_ERROR "MongoDB not found.")
	else (MongoDB_FIND_REQUIRED)
		message(STATUS "MongoDB not found.")
	endif (MongoDB_FIND_REQUIRED)
endif(MongoDB_INCLUDE_DIR AND MongoDB_LIBRARIES)

mark_as_advanced(MongoDB_INCLUDE_DIR MongoDB_LIBRARIES MongoDB_EXPOSE_MACROS)