cmake_minimum_required(VERSION 3.20)
project(EconomyModule LANGUAGES CXX)

set(CMAKE_CXX_STANDARD 20)
set(CMAKE_CXX_STANDARD_REQUIRED ON)

set(CMAKE_CXX_FLAGS_DEBUG "-g -O0 -DDEBUG")
set(CMAKE_CXX_FLAGS_RELEASE "-O3 -DNDEBUG")

if(NOT CMAKE_BUILD_TYPE)
    set(CMAKE_BUILD_TYPE Debug)
endif()

# Find nlohmann_json
find_package(nlohmann_json QUIET)

# Minimal FetchContent for missing deps
if(NOT nlohmann_json_FOUND)
    include(FetchContent)
    FetchContent_Declare(nlohmann_json
        URL https://github.com/nlohmann/json/releases/download/v3.11.3/json.tar.xz
        URL_HASH SHA256=d6c65aca6b1ed68e7a182f4757257b107ae403032760ed6ef121c9d55e81757d
    )
    FetchContent_MakeAvailable(nlohmann_json)
endif()

set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/build)
set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/build)

include_directories(shared)

# Economy module as shared library (.so)
add_library(economy-module SHARED
    src/EconomyModule.cpp
)

set_target_properties(economy-module PROPERTIES
    PREFIX ""
    SUFFIX ".so"
    OUTPUT_NAME "economy"
)

# Test executable
add_executable(economy-test
    src/EconomyModule.cpp
    tests/EconomyTest.cpp
)

# Standalone executable
add_executable(economy-standalone
    src/EconomyModule.cpp
    src/main.cpp
)

# Link nlohmann_json to all targets
target_link_libraries(economy-module PRIVATE nlohmann_json::nlohmann_json)
target_link_libraries(economy-test PRIVATE nlohmann_json::nlohmann_json)
target_link_libraries(economy-standalone PRIVATE nlohmann_json::nlohmann_json)

add_custom_target(build-economy
    DEPENDS economy-module
    COMMENT "Building economy.so module"
)

add_custom_target(test-economy
    DEPENDS economy-test
    COMMAND ./build/economy-test
    COMMENT "Running economy module tests"
)

add_custom_target(clean-economy
    COMMAND ${CMAKE_COMMAND} -E remove_directory build
    COMMAND ${CMAKE_COMMAND} -E make_directory build
    COMMENT "Cleaning economy module build"
)

message(STATUS "💰 Economy Module configured:")
message(STATUS "   cmake .              : Configure")
message(STATUS "   make economy-module  : Build economy.so")
message(STATUS "   make test-economy    : Run tests")
message(STATUS "   make clean-economy   : Clean build")