# Respect build flag and presence of CLI library; skip if unavailable
if not get_option('build-cli')
  message('build-cli=false; skipping yams-cli target')
  subdir_done()
endif

fs = import('fs')

yams_cli_dep = dependency('yams_cli', required: false)
if not yams_cli_dep.found()
  message('yams_cli library not found; skipping yams-cli target (build of CLI lib may have been skipped due to missing CLI11).')
  subdir_done()
endif

yams_cli_exe_deps = [
  yams_cli_dep,
  # Ensure correct static link order: client first, then daemon providers
  dependency('yams_daemon_client'),
  dependency('yams_daemon'),
  dependency('yams_app_services'),
  dependency('yams_repair'),
  dependency('yams_api'),
  dependency('yams_search'),
  dependency('yams_vector'),
  dependency('yams_indexing'),
  dependency('yams_content'),
  dependency('yams_downloader'),
  dependency('yams_metadata'),
  dependency('yams_wal'),
  dependency('yams_storage_engine'),
  dependency('yams_reference_counter'),
  dependency('yams_manifest'),
  dependency('yams_integrity'),
  dependency('yams_chunking'),
  dependency('yams_compression'),
  dependency('yams_crypto'),
  dependency('yams_detection'),
  dependency('yams_extraction'),
  dependency('yams_config'),
  dependency('yams_core'),
  dependency('boost'),
  dependency('spdlog'),
  dependency('fmt'),
  # CLI11 may be brought in via yams_cli; keep optional here to avoid hard failure
  dependency('cli11', required: false),
]

if get_option('build-mcp-server')
  yams_cli_exe_deps += dependency('yams_mcp')
endif

# Set platform-specific rpath
# macOS uses @executable_path, Linux uses $ORIGIN
if host_machine.system() == 'darwin'
  cli_install_rpath = '@executable_path/../lib'
else
  cli_install_rpath = '$ORIGIN/../lib'
endif

# On Windows, use delay-load for onnxruntime.dll to allow SetDllDirectory before loading
cli_link_args = []
if host_machine.system() == 'windows'
  cli_link_args += ['/DELAYLOAD:onnxruntime.dll', 'delayimp.lib']
endif

yams_cli_exe = executable('yams-cli',
  'main.cpp',
  dependencies: yams_cli_exe_deps,
  link_args: cli_link_args,
  install: true,
  install_dir: get_option('bindir'),
  install_rpath: cli_install_rpath,
)

# --- Windows: Copy runtime DLLs next to the CLI executable ---
# Use install: true so DLLs are included in meson install output for MSI packaging
if host_machine.system() == 'windows' and windows_runtime_dlls.length() > 0
  foreach dll_info : windows_runtime_dlls
    dll_name = dll_info[0]
    dll_src = dll_info[1]
    fs.copyfile(dll_src, dll_name, install: true, install_dir: get_option('bindir'))
  endforeach
endif

# Install shared libraries from conan dependencies
conan_gen_opt = get_option('conan-generators-dir')
onnx_candidate_dirs = []
if conan_gen_opt != ''
  onnx_candidate_dirs += [join_paths(meson.project_source_root(), conan_gen_opt)]
endif

base_build = meson.project_build_root()
default_candidates = [
  base_build,
  join_paths(base_build, 'conan'),
  join_paths(base_build, 'conan', 'generators'),
  join_paths(base_build, 'generators'),
]

foreach variant : ['build-debug', 'build-release', 'debug', 'release']
  variant_path = join_paths(base_build, variant)
  if fs.exists(variant_path)
    default_candidates += [variant_path]
    default_candidates += [join_paths(variant_path, 'conan')]
    default_candidates += [join_paths(variant_path, 'conan', 'generators')]
    default_candidates += [join_paths(variant_path, 'generators')]
  endif
endforeach

foreach cand : default_candidates
  if fs.exists(cand)
    onnx_candidate_dirs += [cand]
  endif
endforeach

onnx_cmake_paths = []
foreach base : onnx_candidate_dirs
  if fs.exists(base)
    onnx_cmake_paths += [base]
    foreach sub : ['onnxruntime', 'onnxruntime/Release', 'onnxruntime/Debug']
      cand = join_paths(base, sub)
      if fs.exists(cand)
        onnx_cmake_paths += [cand]
      endif
    endforeach
  endif
endforeach

onnx_opt_path = get_option('onnxruntime-cmake-path')
if onnx_opt_path != ''
  onnx_cmake_paths += [onnx_opt_path]
endif

onnx_dep = dependency('onnxruntime', method: 'pkg-config', required: false)
if not onnx_dep.found()
  onnx_dep = dependency('onnxruntime', method: 'cmake', cmake_module_path: onnx_cmake_paths, required: false)
endif
if not onnx_dep.found()
  onnx_dep = dependency('onnxruntime', required: false)
endif
if onnx_dep.found() and host_machine.system() != 'windows'
  onnx_libdir = onnx_dep.get_variable('libdir', default_value: '')
  if onnx_libdir != ''
    install_subdir(onnx_libdir,
      install_dir: get_option('libdir'),
      strip_directory: true,
      exclude_files: ['pkgconfig'],
      exclude_directories: ['pkgconfig'],
    )
  endif
endif

# Also install a friendly `yams` alias as a symlink next to the binary.
# This avoids duplicate builds while giving users the expected command name.
symlink_name = 'yams'
symlink_target = 'yams-cli'

if host_machine.system() == 'windows'
  symlink_name = 'yams.exe'
  symlink_target = 'yams-cli.exe'
endif

install_symlink(symlink_name,
  install_dir: get_option('bindir'),
  pointing_to: symlink_target,
)