# Nginx 反向代理配置
# 西安云美电子科技有限公司 - 企业知识库

upstream dify_api {
    server api:5001;
}

upstream dify_web {
    server web:3000;
}

server {
    listen 80;
    server_name _;

    # 请求体大小限制（文件上传）
    client_max_body_size 50M;

    # API 请求
    location /console/api {
        proxy_pass http://dify_api;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;

        # WebSocket 支持
        proxy_http_version 1.1;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
    }

    location /v1 {
        proxy_pass http://dify_api;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;

        # SSE 支持
        proxy_buffering off;
        proxy_cache off;
        proxy_read_timeout 300s;
    }

    # 静态资源
    location /files {
        proxy_pass http://dify_api;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
    }

    location /elegant {
        proxy_pass http://dify_api;
        proxy_set_header Host $host;
    }

    # Web 前端
    location / {
        proxy_pass http://dify_web;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
    }
}

# HTTPS 配置（取消注释并配置 SSL 证书后启用）
# server {
#     listen 443 ssl;
#     server_name kb.xayunmei.com;
#
#     ssl_certificate /etc/nginx/ssl/server.crt;
#     ssl_certificate_key /etc/nginx/ssl/server.key;
#     ssl_protocols TLSv1.2 TLSv1.3;
#     ssl_ciphers HIGH:!aNULL:!MD5;
#
#     client_max_body_size 50M;
#
#     # 同上 location 配置...
# }

# HTTP → HTTPS 重定向（启用 HTTPS 后取消注释）
# server {
#     listen 80;
#     server_name kb.xayunmei.com;
#     return 301 https://$server_name$request_uri;
# }