#!/bin/sh

set -e

RED='\033[0;31m'
NC='\033[0m' # No Color

# 默认端口
PORT=${PORT:-7860}
export HTTP_PORT=${PORT}
export DB_TYPE=mysql

echo "Using PORT=${HTTP_PORT} for Hugging Face Space"

# 校验 MySQL 连接参数，优先DSN
if [ -n "$DB_DSN" ]; then
    echo "Using custom DB_DSN for MySQL connection."
elif [ -z "$DB_HOST" ] || [ -z "$DB_PORT" ] || [ -z "$DB_USER" ] || [ -z "$DB_PASS" ] || [ -z "$DB_NAME" ]; then
    echo "${RED}ERROR: 必须设置 MySQL 数据库环境变量（DB_HOST, DB_PORT, DB_USER, DB_PASS, DB_NAME），或 DB_DSN！${NC}"
    exit 1
fi

# 日志文件夹可选创建，也可用 docker 挂载
mkdir -p /app/data/log

# 启动 alist，日志直接前台输出
echo "Starting alist server ..."
exec /app/alist server --no-prefix