cmake_minimum_required(VERSION 3.15)
project(xrabbitmqclient CXX)

set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_STANDARD_REQUIRED ON)


find_package(simpleamqpclient CONFIG REQUIRED)

# 使用 generate_export_header(${PROJECT_NAME}) 时：
# - CMake 会自动生成一个头文件，其中包含导出宏
# - 宏名称是 项目名称的大写形式 + _EXPORT 后缀
include(GenerateExportHeader)

# ---------------------------------------------------------
# 2. 编译封装层为独立库
# ---------------------------------------------------------
add_library(${PROJECT_NAME}
    include/RabbitMQClient.h
    src/RabbitMQClient.cpp
)

generate_export_header(${PROJECT_NAME}
    EXPORT_FILE_NAME ${CMAKE_BINARY_DIR}/include/XRabbitMQClient_export.h
)

# 🌟 新增修复：强制 MSVC 使用 UTF-8 编码编译，彻底消灭 C4819 和乱码导致的玄学报错
if(MSVC)
    target_compile_options(${PROJECT_NAME} PRIVATE /utf-8)
endif()


# 设置头文件搜索路径
target_include_directories(${PROJECT_NAME} PUBLIC
    $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
    $<INSTALL_INTERFACE:include>
    $<BUILD_INTERFACE:${CMAKE_BINARY_DIR}/include>
)
target_link_libraries(${PROJECT_NAME} PRIVATE simpleamqpclient::simpleamqpclient)

# 添加导出宏
target_compile_definitions(${PROJECT_NAME} PRIVATE XRABBITMQCLIENT_LIBRARY)

# ---------------------------------------------------------
# 3. 安装规则 (供 Conan 打包提取使用)
# ---------------------------------------------------------
include(GNUInstallDirs)

# 安装生成的库文件
install(TARGETS ${PROJECT_NAME}
    LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
    ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
    RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR} # Windows 下的 .dll
)

# 安装暴露给业务层的头文件 (注意：千万不要把 RabbitMQClient.cpp 安装出去)
install(FILES
    ${CMAKE_CURRENT_SOURCE_DIR}/include/IMessageQueue.h
    ${CMAKE_CURRENT_SOURCE_DIR}/include/RabbitMQClient.h
    ${CMAKE_BINARY_DIR}/include/XRabbitMQClient_export.h
    DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}
)

# ---------------------------------------------------------
# 4. 单元测试 (Unit Tests)
# ---------------------------------------------------------
if(BUILD_TESTING)
    enable_testing()
    add_subdirectory(test)
endif()