cmake_minimum_required(VERSION 3.2)

project(door++
  VERSION 0.1
  LANGUAGES CXX)
  
# zf_log target (required)
set(HEADERS_DIR ${CMAKE_CURRENT_SOURCE_DIR})
set(HEADERS door.h)
set(SOURCES door.cpp ansicolor.cpp lines.cpp panel.cpp anyoption.cpp bar.cpp)

# add_subdirectory(opendoors)

###########
# Debug or Release
###########
if (NOT CMAKE_BUILD_TYPE)
  ## set default to Debug
  set(CMAKE_BUILD_TYPE Debug)  # override with -DCMAKE_BUILD_TYPE=Release
  message("==> CMAKE_BUILD_TYPE empty. Changing it to Debug.")
else()
  message("==> CMAKE_BUILD_TYPE == ${CMAKE_BUILD_TYPE}.")
endif()

## https://gcc.gnu.org/onlinedocs/libstdc++/manual/using_macros.html
## During Debug, use debug version of libstdc++ (asserts on access to invalid iterators, etc!)
set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -D_GLIBCXX_DEBUG")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall")

##############
# C++ Standard
##############
set(CMAKE_CXX_STANDARD   14)
# set(CMAKE_CXX_STANDARD   17)
set(CMAKE_CXX_EXTENSIONS ON)

## set(CMAKE_C_STANDARD 99)
## set(CMAKE_C_STANDARD_REQUIRED ON)
## set(CMAKE_C_EXTENSIONS OFF)

if(MSVC)
	set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /W4 /WX")
else()
	set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Wextra -Werror -pedantic-errors")
endif()

add_library(door++ ${HEADERS} ${SOURCES})

if(TESTS)
  if(NOT EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/googletest)
    message("***")
    message("*** ERROR/MISSING *** please run: git clone https://github.com/google/googletest.git")
    message("***")
  endif()

  add_subdirectory(googletest)

  option(gtest_build_samples "Build gtest's sample programs." OFF)
  option(gtest_disable_pthreads "Disable uses of pthreads in gtest." OFF)

  ### TESTS
  add_executable(test-door test-door.cpp)
  add_dependencies(test-door gtest)
  target_link_libraries(test-door gtest_main door++)

  enable_testing()
  add_test(NAME test-door 
    COMMAND test-door)
endif()  
# target_link_libraries(door++ pthread)

target_include_directories(door++ PUBLIC $<BUILD_INTERFACE:${HEADERS_DIR}>)

add_executable(door-example examples/door-example.cpp)
target_link_libraries(door-example door++ pthread)

add_executable(menu-example examples/menu-example.cpp)
target_link_libraries(menu-example door++ pthread)


## if(ZF_LOG_LIBRARY_PREFIX)
##	target_compile_definitions(door++ PRIVATE "ZF_LOG_LIBRARY_PREFIX=${ZF_LOG_LIBRARY_PREFIX}")
## endif()