cmake_minimum_required(VERSION 3.13)
project(notcurses VERSION 0.2.0
  DESCRIPTION "UI library for modern terminal emulators"
  HOMEPAGE_URL "https://nick-black.com/dankwiki/index.php/notcurses"
  LANGUAGES C CXX)
set(CMAKE_C_STANDARD 11)
set(CMAKE_C_VISIBILITY_PRESET hidden)
set(CMAKE_CXX_STANDARD 14)
set(CMAKE_CXX_VISIBILITY_PRESET hidden)

configure_file(tools/version.h.in include/version.h)

include(GNUInstallDirs)

find_package(PkgConfig REQUIRED)
pkg_check_modules(TERMINFO REQUIRED tinfo>=6.1)
pkg_check_modules(AVUTIL REQUIRED libavutil>=56.0)
pkg_check_modules(AVFORMAT REQUIRED libavformat>=57.0)
pkg_check_modules(SWSCALE REQUIRED libswscale>=5.0)
find_library(LIBRT rt)

file(GLOB LIBSRCS CONFIGURE_DEPENDS src/lib/*.c)
add_library(notcurses SHARED ${LIBSRCS})
target_include_directories(notcurses
  PRIVATE
    include
    "${PROJECT_BINARY_DIR}/include"
    "${TERMINFO_INCLUDE_DIR}"
    "${AVFORMAT_INCLUDE_DIR}"
    "${SWSCALE_INCLUDE_DIR}"
)
target_link_libraries(notcurses
  PRIVATE
    "${TERMINFO_LIBRARIES}"
    "${AVFORMAT_LIBRARIES}"
    "${SWSCALE_LIBRARIES}"
    "${LIBRT}"
)
set_target_properties(notcurses PROPERTIES
  PUBLIC_HEADER "include/notcurses.h"
  VERSION ${PROJECT_VERSION}
  SOVERSION ${PROJECT_VERSION_MAJOR}
)

target_compile_options(notcurses
  PRIVATE
    -Wall -Wextra -W -Wshadow
)
target_compile_definitions(notcurses
  PUBLIC
  _DEFAULT_SOURCE _XOPEN_SOURCE=700 _GNU_SOURCE
)

file(GLOB DEMOSRCS CONFIGURE_DEPENDS src/demo/*.c)
add_executable(notcurses-demo ${DEMOSRCS})
target_include_directories(notcurses-demo PRIVATE include)
target_link_libraries(notcurses-demo
  PRIVATE
    notcurses
)
target_compile_options(notcurses-demo
  PRIVATE
    -Wall -Wextra -W -Wshadow
)

file(GLOB INPUTSRCS CONFIGURE_DEPENDS src/input/*.cpp)
add_executable(notcurses-input ${INPUTSRCS})
target_include_directories(notcurses-input
  PRIVATE
    include
    "${PROJECT_BINARY_DIR}/include"
)
target_link_libraries(notcurses-input
  PRIVATE
    notcurses
)
target_compile_options(notcurses-input
  PRIVATE
    -Wall -Wextra -W -Wshadow
)

file(GLOB VIEWSRCS CONFIGURE_DEPENDS src/view/*.cpp)
add_executable(notcurses-view ${VIEWSRCS})
target_include_directories(notcurses-view
  PRIVATE
    include
    "${PROJECT_BINARY_DIR}/include"
    "${AVUTIL_INCLUDE_DIR}"
)
target_link_directories(notcurses-view
  PRIVATE
    "${AVUTIL_LIBRARY_DIRS}"
)
target_link_libraries(notcurses-view
  PRIVATE
    notcurses
  PRIVATE
    "${AVUTIL_LIBRARIES}"
)
target_compile_options(notcurses-view
  PRIVATE
    -Wall -Wextra -W -Wshadow
)

file(GLOB TESTSRCS CONFIGURE_DEPENDS tests/*.cpp)
add_executable(notcurses-tester ${TESTSRCS})
find_package(GTest 1.9 REQUIRED)
target_include_directories(notcurses-tester
  PRIVATE
    include
    src/lib
)
target_link_libraries(notcurses-tester
  GTest::GTest
  notcurses
)
target_compile_options(notcurses-tester PRIVATE
  -Wall -Wextra -W -Wshadow
)

gtest_discover_tests(notcurses-tester)
enable_testing()

configure_file(tools/notcurses.pc.in
  ${CMAKE_CURRENT_BINARY_DIR}/notcurses.pc
  @ONLY
)

include(CMakePackageConfigHelpers)

configure_package_config_file(tools/notcursesConfig.cmake.in
  ${CMAKE_CURRENT_BINARY_DIR}/notcursesConfig.cmake
  INSTALL_DESTINATION ${CMAKE_INSTALL_PREFIX}/lib/notcurses/cmake
)

write_basic_package_version_file(
  ${CMAKE_CURRENT_BINARY_DIR}/notcursesConfigVersion.cmake
  COMPATIBILITY SameMajorVersion
)

install(FILES
  ${CMAKE_CURRENT_BINARY_DIR}/notcursesConfig.cmake
  ${CMAKE_CURRENT_BINARY_DIR}/notcursesConfigVersion.cmake
  DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/notcurses
)

install(FILES
  ${CMAKE_CURRENT_BINARY_DIR}/notcurses.pc
  DESTINATION ${CMAKE_INSTALL_LIBDIR}/pkgconfig
)

install(TARGETS notcurses-demo DESTINATION bin)
install(TARGETS notcurses-view DESTINATION bin)
install(TARGETS notcurses-input DESTINATION bin)
install(TARGETS notcurses
  LIBRARY
    DESTINATION ${CMAKE_INSTALL_LIBDIR}
    COMPONENT Libraries
    NAMELINK_COMPONENT Development
  PUBLIC_HEADER
    DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}
    COMPONENT Development
)