cmake_minimum_required(VERSION 3.24)
project(
        JUI
        VERSION 3.0
        LANGUAGES CXX
)

if (PROJECT_SOURCE_DIR STREQUAL PROJECT_BINARY_DIR)
    message(FATAL_ERROR "In-source builds are not allowed!")
endif()

set(CMAKE_POSITION_INDEPENDENT_CODE ON) # Fix linker bitching about -fPIC

set(CMAKE_CXX_STANDARD 20)
set(CMAKE_CXX_STANDARD_REQUIRED 20)
set(CMAKE_CXX_FLAGS "-pedantic -Wall -Wextra -Wno-unknown-pragmas")
set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_CURRENT_SOURCE_DIR}/cmake")

include(cmake/CPM.cmake)

include_directories(include)

# Add all c++ source
file(GLOB_RECURSE SRC_FILES "src/JUI/*.cpp")
file(GLOB_RECURSE HEADER_FILES "include/JUI/*.hpp")
file(GLOB_RECURSE TEST_SRC_FILES "include/Demos/*.hpp" "src/Demos/*.cpp")

#Copy the assets to the build directory.
file(COPY "content" DESTINATION "${PROJECT_BINARY_DIR}")

#include_directories(lib)
# Create JUI Shared Object Library

add_library(JUI SHARED ${SRC_FILES}
        src/Demos/CurveTool/main.cpp
        include/Demos/CurveTool/CurveToolEditor.h)
target_sources(JUI PUBLIC ${HEADER_FILES})
target_include_directories(JUI INTERFACE ${CMAKE_CURRENT_SOURCE_DIR})


# Find GLM and add to JUI.so

CPMAddPackage(
        NAME luacpp
        GITHUB_REPOSITORY jordanvrtanoski/luacpp
        GIT_TAG v0.2.0

)
find_package(luacpp REQUIRED)

CPMAddPackage(
        NAME glm
        GITHUB_REPOSITORY g-truc/glm
        OPTIONS "GLM_STATIC_LIBRARY_ENABLE"
        #SOURCE_SUBDIR glm
        GIT_TAG 0.9.9.8
)
find_package(glm REQUIRED)
target_link_libraries(JUI PUBLIC glm::glm)

# Find fmtlib and add to JUI.so
CPMAddPackage(
        NAME fmt
        GIT_TAG 8.0.1
        GITHUB_REPOSITORY fmtlib/fmt
        OPTIONS "FMT_INSTALL YES" # create an installable target
)
find_package(fmt REQUIRED)
target_link_libraries(JUI PUBLIC fmt::fmt)

# Add SDL2 to JUI
#include(cmake/FindSDL2.cmake)
#include(cmake/FindSDL2_gfx.cmake)
#include(cmake/FindSDL2_ttf.cmake)

find_package(SDL2 REQUIRED)
include_directories(${SDL2_INCLUDE_DIRS})
find_package(SDL2_image REQUIRED)
include_directories(${SDL2_IMAGE_INCLUDE_DIRS})
find_package(SDL2_gfx REQUIRED)
find_package(SDL2_ttf REQUIRED)

target_link_libraries(JUI PUBLIC SDL2::Core SDL2::Main SDL2::Image SDL2::GFX SDL2::TTF )

# Add SDL_FontCache to JUI
# TODO: Switch to upstream SDL_FontCache, as FC_DrawAlignC is no longer utilized in JUI source
CPMAddPackage(
        NAME FontCache
        GITHUB_REPOSITORY scientiist/SDL_FontCache
        #SOURCE_SUBDIR SDL_FontCache
        GIT_TAG test)
find_package(FontCache REQUIRED)
target_link_libraries(JUI PUBLIC FontCache)

CPMAddPackage("gh:nlohmann/json#v3.11.2")

# Create JUI_Demo executable
#add_executable(JUI_Demo ${TEST_SRC_FILES})

# Link JUI library to the executable
#target_link_libraries(JUI_Demo PUBLIC JUI)


add_subdirectory("src/Demos/MinimalSDLIntegrationDemo")
add_subdirectory("src/Demos/MockMenu")
add_subdirectory("src/Demos/GameInterface")
add_subdirectory("src/Demos/CurveTool")

# TODO: Export JUI as static lib??