cmake_minimum_required(VERSION 3.12...3.20)

# Global build options.
set(CMAKE_BUILD_TYPE "Release" CACHE STRING "The type of build.")
set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_CXX_EXTENSIONS OFF)

# project build option
option(LIBRAVATAR_BUNDLED_IDENTICONPP "use bundled identiconpp" NO)

project(libravatarserv
  VERSION 0.8.0
  DESCRIPTION "A simple libravatar server."
  HOMEPAGE_URL "https://schlomp.space/tastytea/libravatarserv"
  LANGUAGES CXX)

list(APPEND CMAKE_MODULE_PATH "${PROJECT_SOURCE_DIR}/cmake")

include(cmake/debug_flags.cmake)

find_package(PkgConfig REQUIRED)
pkg_check_modules(Magick++ REQUIRED IMPORTED_TARGET Magick++)
pkg_check_modules(libcryptopp IMPORTED_TARGET libcryptopp)
if(NOT libcryptopp_FOUND)
  # Debian stretch package installs libcrypto++.pc
  pkg_check_modules(libcryptopp REQUIRED IMPORTED_TARGET libcrypto++)
endif()
if (LIBRAVATAR_BUNDLED_IDENTICONPP)
  include(FetchContent)
  FetchContent_Declare(identiconpp
    GIT_REPOSITORY https://schlomp.space/tastytea/identiconpp.git
    GIT_TAG 0.7.3
  )
  if (NOT CMAKE_VERSION VERSION_LESS 3.14)
    FetchContent_MakeAvailable(identiconpp)
  else()
    FetchContent_GetProperties(identiconpp)
    if(NOT identiconpp_POPULATED)
      FetchContent_Populate(identiconpp)
      add_subdirectory(${identiconpp_SOURCE_DIR} ${identiconpp_BINARY_DIR})
    endif()
endif()

  add_library(identiconpp::identiconpp ALIAS identiconpp)
else()
  find_package(identiconpp REQUIRED CONFIG)
endif()

find_package(Filesystem REQUIRED COMPONENTS Final Experimental)

add_subdirectory(src)

include(cmake/packages.cmake)