#!/bin/bash
# 允许大文件上传（最大 2GB）
# 全局 http 块 + server 块同时设置

# 1. nginx.conf http 块加全局默认值
if ! grep -q 'client_max_body_size' /etc/nginx/nginx.conf; then
    sed -i '/gzip_types text\/plain/i\    client_max_body_size 2048m;\n    client_body_timeout 300s;' /etc/nginx/nginx.conf
    echo "[OK] nginx.conf: client_max_body_size 2048m"
else
    echo "[SKIP] nginx.conf already has client_max_body_size"
fi

# 2. 每个 server 块也加上（覆盖可能的全局设置）
for f in /etc/nginx/conf.d/*.conf; do
    if ! grep -q 'client_max_body_size' "$f"; then
        sed -i '/server_name/a\    client_max_body_size 2048m;' "$f"
        echo "[OK] $(basename $f): added"
    else
        echo "[SKIP] $(basename $f): already has"
    fi
done

# 3. 更新 Python API 模板（未来新增规则自动带此配置）
TEMPLATE="/opt/nginx-api/services/nginx_service.py"
if [ -f "$TEMPLATE" ] && ! grep -q 'client_max_body_size' "$TEMPLATE"; then
    sed -i '/server_name {domain};/a\    client_max_body_size 2048m;' "$TEMPLATE"
    systemctl restart nginx-api
    echo "[OK] Python template updated + API restarted"
else
    echo "[SKIP] Python template already has client_max_body_size"
fi

# 4. 验证
echo ""
echo "=== nginx -t ==="
nginx -t && systemctl reload nginx && echo "=== DONE ==="