@echo off
setlocal enabledelayedexpansion

REM 错误处理
:ERROR_HANDLER
IF %ERRORLEVEL% NEQ 0 (
    echo.
    echo ************************************************************
    echo *                    下载任务被中断                         *
    echo *              请检查网络连接后重新运行脚本                 *
    echo *          如果问题持续存在，请查看以上错误信息             *
    echo ************************************************************
    exit /b 1
)

REM 设置当前目录
SET PROJECT_DIR=%~dp0
cd %PROJECT_DIR%

REM 设置Ctrl+C处理
IF NOT DEFINED CTRL_C_HANDLER (
    SET CTRL_C_HANDLER=1
    TITLE Download Resource
)

REM 定义文件路径
SET "NEURAL_HAIRCUT_FOLDER_PATH=resource\NeuralHaircut"
SET "PIXIE_PATH=resource\NeuralHaircut\PIXIE\pixie_data\pixie_data"
SET "MATTE_PATH=resource\Matte-Anything\model.pth"
SET "SAM_PATH=resource\Matte-Anything\sam_vit_h_4b8939.pth"
SET "DINO_PATH=resource\Matte-Anything\groundingdino_swint_ogc.pth"
SET "OPENPOSE_PATH=resource\openpose\models\pose\coco\pose_iter_584000.caffemodel"
SET "HYPERIQA_PATH=resource\hyperIQA\pretrained\hyperIQA.pth"

REM 清理旧的资源目录
IF EXIST "resource" (
    echo 清理旧的资源目录...
    rmdir /s /q "resource"
)

REM 创建resource目录结构
echo 正在创建resource目录结构...
mkdir resource 2>nul
mkdir resource\NeuralHaircut 2>nul
mkdir resource\NeuralHaircut\PIXIE 2>nul
mkdir resource\Matte-Anything 2>nul
mkdir resource\Matte-Anything\pretrained 2>nul
mkdir resource\openpose 2>nul
mkdir resource\hyperIQA 2>nul
mkdir resource\hyperIQA\pretrained 2>nul

REM 验证已有文件
echo 正在检查已有资源文件...
SET MISSING_FILES=0
SET /A TOTAL_FILES=7
SET /A EXISTING_FILES=0
SET MISSING_LIST=

REM Neural Haircut Diffusion Prior 检查
IF EXIST "%NEURAL_HAIRCUT_FOLDER_PATH%\pretrained_models\diffusion_prior\dif_ckpt.pt" (
    echo [√] Neural Haircut Diffusion Prior已存在
    SET /A EXISTING_FILES+=1
) ELSE (
    echo [×] 缺少Neural Haircut Diffusion Prior
    SET /A MISSING_FILES+=1
    SET MISSING_LIST=!MISSING_LIST!Neural Haircut Diffusion Prior, 
)

REM 检查7-Zip是否安装
where 7z >nul 2>nul
IF %ERRORLEVEL% NEQ 0 (
    echo 错误：未找到7-Zip
    echo 请从 https://7-zip.org/ 下载并安装7-Zip
    echo 并将其添加到系统环境变量PATH中
    exit /b 1
)

REM 检查Python是否安装
python --version >nul 2>nul
IF %ERRORLEVEL% NEQ 0 (
    echo 错误：未找到Python
    echo 请安装Python并将其添加到系统环境变量PATH中
    exit /b 1
)

REM 更新pip
python -m pip install --upgrade pip

REM 检查gdown是否已安装
python -c "import gdown" >nul 2>nul
IF %ERRORLEVEL% EQU 0 (
    echo gdown已安装，跳过安装步骤...
) ELSE (
    REM 安装gdown
    echo 正在安装gdown...
    python -m pip install --user gdown --upgrade
    python -m pip install --user requests --upgrade
    IF %ERRORLEVEL% NEQ 0 (
        echo 错误：gdown安装失败
        echo 请检查网络连接后重试
        exit /b 1
    )
)

REM 添加Python Scripts目录到PATH
for /f "tokens=*" %%i in ('python -c "import sys; print(sys.executable)"') do set PYTHON_PATH=%%i
set PYTHON_SCRIPTS_PATH=%PYTHON_PATH:python.exe=Scripts%
set PYTHON_USER_SCRIPTS=%USERPROFILE%\AppData\Roaming\Python\Python3*\Scripts
set PATH=%PYTHON_SCRIPTS_PATH%;%PYTHON_USER_SCRIPTS%;%PATH%

REM 验证gdown是否可用
echo 正在验证gdown安装...
python -c "import gdown" >nul 2>nul
IF %ERRORLEVEL% NEQ 0 (
    echo 错误：gdown安装验证失败
    echo 请重新运行脚本
    exit /b 1
)
echo gdown安装成功！
echo.

REM 检查resource目录是否存在
if not exist %PROJECT_DIR%/resource (
    echo 错误：resource目录不存在
    echo 请检查目录是否存在
    exit /b 1
)

REM 批量创建resource目录结构
echo 正在创建resource目录结构...
mkdir %PROJECT_DIR%/resource/NeuralHaircut/
mkdir %PROJECT_DIR%/resource/NeuralHaircut/PIXIE/
mkdir %PROJECT_DIR%/resource/hyperIQA/pretrained/
mkdir %PROJECT_DIR%/resource/Matte-Anything/pretrained/
mkdir %PROJECT_DIR%/resource/openpose

REM Download Neural Haircut files
echo 正在下载Neural Haircut文件...
cd %PROJECT_DIR%/resource/NeuralHaircut
python -m gdown --folder https://drive.google.com/drive/folders/1TCdJ0CKR3Q6LviovndOkJaKm8S1T9F_8
CALL :ERROR_HANDLER

REM 更新 diffusion_prior 模型
cd %PROJECT_DIR%/resource/NeuralHaircut/pretrained_models/diffusion_prior
echo 正在下载Neural Haircut扩散先验模型文件...
python -m gdown 1_9EOUXHayKiGH5nkrayncln3d6m1uV7f
CALL :ERROR_HANDLER

REM 下载 PIXIE 文件
cd %PROJECT_DIR%/resource/NeuralHaircut/PIXIE
echo 正在下载Neural HaircutPIXIE模型文件...
python -m gdown 1mPcGu62YPc4MdkT8FFiOCP629xsENHZf && tar -xvzf pixie_data.tar.gz ./ && rm pixie_data.tar.gz
CALL :ERROR_HANDLER

REM 下载 hyperIQA 模型
cd %PROJECT_DIR%/resource/hyperIQA/pretrained
echo 正在下载hyperIQA模型文件...
python -m gdown 1OOUmnbvpGea0LIGpIWEbOyxfWx6UCiiE
cd %PROJECT_DIR%
CALL :ERROR_HANDLER

REM Download Matte-Anything files
cd %PROJECT_DIR%/resource/Matte-Anything/pretrained
echo 正在下载Matte-Anything扩散先验模型文件...
wget https://dl.fbaipublicfiles.com/segment_anything/sam_vit_h_4b8939.pth
echo 正在下载Matte-AnythingGroundingDINO模型文件...
wget https://github.com/IDEA-Research/GroundingDINO/releases/download/v0.1.0-alpha/groundingdino_swint_ogc.pth
echo 正在下载Matte-Anything模型文件...
python -m gdown 1d97oKuITCeWgai2Tf3iNilt6rMSSYzkW
CALL :ERROR_HANDLER

REM Download OpenPose files
cd %PROJECT_DIR%/resource/openpose
echo 正在下载OpenPose模型文件...
python -m gdown 1Yn03cKKfVOq4qXmgBMQD20UMRRRkd_tV && tar -xvzf models.tar.gz && rm models.tar.gz
CALL :ERROR_HANDLER

cd %PROJECT_DIR%
echo 所有模型文件下载完成！

echo.
echo 已存在 %EXISTING_FILES%/%TOTAL_FILES% 个模型文件
IF %MISSING_FILES% GTR 0 (
    echo 需要下载 %MISSING_FILES% 个模型文件
    echo 缺少的模型: !MISSING_LIST:~0,-2!
    echo.
    echo ************************************************************
    echo *                  开始下载所需资源文件                     *
    echo *            下载时间取决于您的网络连接速度                 *
    echo *                    请耐心等待...                         *
    echo ************************************************************
) ELSE (
    echo 所有模型文件已存在，无需下载
    exit /b 0
)

IF %VERIFY_FAILED% GTR 0 (
    echo.
    echo 文件完整性验证失败：%VERIFY_FAILED% 个文件缺失或不完整
    echo 请重新运行脚本下载缺失文件
    exit /b 1
) ELSE (
    echo.
    echo 文件完整性验证成功！
)

GOTO :EOF

:CTRL_C_HANDLER
echo.
echo ************************************************************
echo *                    下载任务被用户中断                     *
echo *                  请重新运行脚本继续下载                   *
echo ************************************************************
exit /b 1

:EOF