# engine.spec — PyInstaller config cho daw_engine.exe (sidecar Python)
# Chay: pyinstaller engine.spec --clean --noconfirm (tren Windows)
# -*- mode: python ; coding: utf-8 -*-

import os
from PyInstaller.utils.hooks import collect_dynamic_libs, collect_submodules, collect_data_files

# Native DLL cho pedalboard va soundfile
binaries = collect_dynamic_libs('pedalboard')
binaries += collect_dynamic_libs('soundfile')

# Root tuyet doi cua thu muc chua spec — dung cho cac datas KHONG nam trong
# package 'app' (vd thu muc md/). Cac assets cua app (static/templates/models)
# duoc bundle qua collect_data_files('app') — PyInstaller tu tim qua import
# system, KHONG phu thuoc CWD/SPECPATH khi chay lenh (da gap 2 lan: chay
# pyinstaller tu noi khac -> relative path khong resolve -> app/static thieu
# trong bundle -> RuntimeError 'app\\static does not exist' luc chay).
_SPEC_ROOT = os.path.abspath(SPECPATH)

# Assets cua app: bundle QUA IMPORT SYSTEM (collect_data_files) — an toan nhat.
# Loai tru storage (57MB soundfonts/uploads — vo ich trong onefile, config.py
# da chuyen storage sang %APPDATA%\\SonicForgeDAW khi frozen) va __pycache__.
datas = collect_data_files('app', excludes=['**/storage/**', '**/__pycache__/**', '**/*.pyc'])
datas += [
    (os.path.join(_SPEC_ROOT, 'md'), 'md'),   # /ai-prompt-generator (doc, ngoai package app)
]

# librosa 0.11 dùng lazy_loader.attach_stub -> lúc RUNTIME cần file .pyi
# ton tai tren disk ('Cannot load imports from non-existent stub ...librosa\__init__.pyi').
# PyInstaller mac dinh KHONG bundle .pyi -> phai collect explicit.
datas += collect_data_files('librosa', includes=['**/*.pyi'])

# scipy >= 1.18 tach scipy.stats thanh nhieu module con (vd
# _ansari_swilk_statistics) import lazy ben trong ham -> hook scipy cua
# PyInstaller miss -> ModuleNotFoundError luc runtime. Collect toan bo
# submodules cua scipy de khong sot module nao (stats/signal/ndimage...).
_scipy_hidden = collect_submodules('scipy')

a = Analysis(
    ['desktop_engine.py'],
    pathex=[_SPEC_ROOT],
    binaries=binaries,
    datas=datas,
    hiddenimports=collect_submodules('celery.fixups') + _scipy_hidden + [
        'uvicorn.logging',
        'uvicorn.loops',
        'uvicorn.loops.auto',
        'uvicorn.protocols',
        'uvicorn.protocols.http',
        'uvicorn.protocols.http.auto',
        'uvicorn.protocols.websockets',
        'uvicorn.protocols.websockets.auto',
        'pedalboard',
        'soundfile',
        'sf2utils',
        'mido.backends.rtmidi',
    ],
    hookspath=[],
    hooksconfig={},
    runtime_hooks=[],
    excludes=['tkinter'],
    win_no_prefer_redirects=False,
    win_private_assemblies=False,
    cipher=None,
    noarchive=False,
)

pyz = PYZ(a.pure, a.zipped_data, cipher=None)

exe = EXE(
    pyz,
    a.scripts,
    a.binaries,
    a.zipfiles,
    a.datas,
    [],
    name='daw_engine',
    debug=False,
    bootloader_ignore_signals=False,
    strip=False,
    upx=True,
    upx_exclude=[],
    runtime_tmpdir=None,
    console=False,  # True khi debug (xem log truc tiep), False cho production
    icon='src-tauri/icons/icon.ico',
)