cmake_minimum_required(VERSION 3.20)
project(streaming-backend)

set(CMAKE_CXX_STANDARD 20)
set(CMAKE_CXX_STANDARD_REQUIRED ON)

# Use pkg-config to find libraries
find_package(PkgConfig REQUIRED)

# Find dependencies
find_package(Drogon CONFIG REQUIRED)
find_package(PostgreSQL REQUIRED)

# Find Redis dependencies
pkg_check_modules(HIREDIS REQUIRED hiredis)
pkg_check_modules(REDIS_PLUS_PLUS redis++)

# Manual fallback for redis++
if(NOT REDIS_PLUS_PLUS_FOUND)
    find_path(REDIS_PLUS_PLUS_INCLUDE_DIR sw/redis++/redis++.h
        PATHS /usr/local/include /usr/include
    )
    find_library(REDIS_PLUS_PLUS_LIBRARY redis++
        PATHS /usr/local/lib /usr/lib /usr/lib/x86_64-linux-gnu
    )
    
    if(REDIS_PLUS_PLUS_INCLUDE_DIR AND REDIS_PLUS_PLUS_LIBRARY)
        set(REDIS_PLUS_PLUS_FOUND TRUE)
        set(REDIS_PLUS_PLUS_INCLUDE_DIRS ${REDIS_PLUS_PLUS_INCLUDE_DIR})
        set(REDIS_PLUS_PLUS_LIBRARIES ${REDIS_PLUS_PLUS_LIBRARY})
    else()
        message(FATAL_ERROR "redis++ not found")
    endif()
endif()

# Find bcrypt library
find_path(BCRYPT_INCLUDE_DIR bcrypt/BCrypt.hpp
    PATHS /usr/local/include /usr/include
)
find_library(BCRYPT_LIBRARY bcrypt
    PATHS /usr/local/lib /usr/lib /usr/lib/x86_64-linux-gnu
)

if(NOT BCRYPT_INCLUDE_DIR OR NOT BCRYPT_LIBRARY)
    message(FATAL_ERROR "bcrypt not found")
endif()

# Find jwt-cpp (header-only)
find_path(JWT_CPP_INCLUDE_DIR jwt-cpp/jwt.h
    PATHS /usr/local/include /usr/include
)

if(NOT JWT_CPP_INCLUDE_DIR)
    message(FATAL_ERROR "jwt-cpp not found")
endif()

# Source files
set(SOURCES
    src/main.cpp
    src/controllers/StreamController.cpp
    src/controllers/UserController.cpp
    src/controllers/AdminController.cpp
    src/controllers/RealmController.cpp
    src/services/DatabaseService.cpp
    src/services/StatsService.cpp
    src/services/RedisHelper.cpp
    src/services/AuthService.cpp
)

# Create executable
add_executable(${PROJECT_NAME} ${SOURCES})

# Include directories
target_include_directories(${PROJECT_NAME} 
    PRIVATE 
        ${CMAKE_CURRENT_SOURCE_DIR}/src
        ${BCRYPT_INCLUDE_DIR}
        ${JWT_CPP_INCLUDE_DIR}
    SYSTEM PRIVATE
        ${HIREDIS_INCLUDE_DIRS}
        ${REDIS_PLUS_PLUS_INCLUDE_DIRS}
)

# Link libraries
target_link_libraries(${PROJECT_NAME} 
    PRIVATE
        Drogon::Drogon
        PostgreSQL::PostgreSQL
        ${REDIS_PLUS_PLUS_LIBRARIES}
        ${HIREDIS_LIBRARIES}
        ${BCRYPT_LIBRARY}
        pthread
)

# Compile options
target_compile_options(${PROJECT_NAME} 
    PRIVATE
        ${HIREDIS_CFLAGS_OTHER}
        ${REDIS_PLUS_PLUS_CFLAGS_OTHER}
        -Wall
        -Wextra
        -Wpedantic
        -Wno-pedantic  # Suppress pedantic warnings from third-party headers
)
# Build admin tool
add_executable(admin-tool src/admin_tool.cpp)
target_link_libraries(admin-tool PRIVATE Drogon::Drogon PostgreSQL::PostgreSQL)