@echo off
chcp 65001 >nul
cd /d %~dp0

taskkill /F /IM mysqld.exe 2>nul
timeout /t 2 /nobreak >nul

rmdir /s /q data 2>nul
mkdir data

echo 初始化数据库...
bin\mysqld.exe --defaults-file=my.ini --initialize-insecure --console

echo 启动 MySQL...
start /B bin\mysqld.exe --defaults-file=my.ini
timeout /t 8 /nobreak >nul

echo 设置密码...
bin\mysql.exe -h 127.0.0.1 -P 3306 -u root -e "ALTER USER 'root'@'localhost' IDENTIFIED BY 'njcnpqs'; CREATE USER IF NOT EXISTS 'root'@'127.0.0.1' IDENTIFIED BY 'njcnpqs'; GRANT ALL PRIVILEGES ON *.* TO 'root'@'127.0.0.1' WITH GRANT OPTION; FLUSH PRIVILEGES;"

if %errorlevel% NEQ 0 (
    echo 第一次失败，重试...
    timeout /t 3 /nobreak >nul
    bin\mysql.exe -h localhost -P 3306 -u root -e "ALTER USER 'root'@'localhost' IDENTIFIED BY 'njcnpqs'; CREATE USER IF NOT EXISTS 'root'@'127.0.0.1' IDENTIFIED BY 'njcnpqs'; GRANT ALL PRIVILEGES ON *.* TO 'root'@'127.0.0.1' WITH GRANT OPTION; FLUSH PRIVILEGES;"
)

taskkill /F /IM mysqld.exe 2>nul

echo.
echo ==========================================
echo   完成！密码: njcnpqs
echo ==========================================
pause