# ================================================
# Urban Lifeline - 站点配置
# ================================================

# 上游服务定义
upstream gateway {
    server gateway:8080;
    keepalive 32;
}

upstream platform {
    server platform:80;
}

upstream workcase-web {
    server workcase-web:80;
}

server {
    listen 80;
    server_name localhost;

    # 健康检查端点
    location /health {
        access_log off;
        return 200 "healthy\n";
        add_header Content-Type text/plain;
    }

    # ====================== 前端应用代理 ======================
    
    # Platform 管理平台
    location /platform/ {
        proxy_pass http://platform/;
        proxy_http_version 1.1;
        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;
    }

    # Workcase 工单系统
    location /workcase/ {
        proxy_pass http://workcase-web/;
        proxy_http_version 1.1;
        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;
    }

    # 默认首页（重定向到 platform）
    location = / {
        return 302 /platform/;
    }

    # ====================== API 代理 ======================
    
    # 后端 API 代理
    location /urban-lifeline/ {
        proxy_pass http://gateway/urban-lifeline/;
        proxy_http_version 1.1;
        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_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
        
        # 超时设置
        proxy_connect_timeout 60s;
        proxy_send_timeout 60s;
        proxy_read_timeout 60s;
    }

    # ====================== 错误页面 ======================
    error_page 500 502 503 504 /50x.html;
    location = /50x.html {
        root /usr/share/nginx/html;
    }
}