worker_processes auto;
worker_rlimit_nofile 65535;
error_log /var/log/nginx/error.log;
pid /var/run/nginx.pid;

events {
    worker_connections 8192;
    use epoll;
    multi_accept on;
}

http {
    # 日志格式
    log_format main '$remote_addr - $remote_user [$time_local] "$request" '
                    '$status $body_bytes_sent "$http_referer" '
                    '"$http_user_agent" "$http_x_forwarded_for"';

    access_log /var/log/nginx/access.log main;

    # 基础配置
    client_max_body_size 100m;
    sendfile on;
    tcp_nopush on;
    tcp_nodelay on;
    keepalive_timeout 65;
    types_hash_max_size 2048;

    # Gzip 压缩（http 级别）
    gzip on;
    gzip_disable "msie6";
    gzip_vary on;
    gzip_proxied any;
    gzip_comp_level 6;
    gzip_buffers 16 8k;
    gzip_http_version 1.1;
    gzip_min_length 256;
    gzip_types text/plain text/css application/json application/x-javascript
               text/xml application/xml application/xml+rss
               application/javascript text/javascript
               application/vnd.ms-fontobject application/x-font-ttf
               font/opentype image/svg+xml image/x-icon;

    # 代理超时配置
    proxy_connect_timeout 300s;
    proxy_send_timeout 300s;
    proxy_read_timeout 300s;
    send_timeout 300s;

    include /etc/nginx/mime.types;
    default_type application/octet-stream;

    # =============================================
    # 主 Server 块
    # =============================================
    server {
        listen 80 default_server;
        absolute_redirect off;
        server_name _;

        # Gzip 压缩（server 级别，微调）
        gzip_min_length 1024;
        gzip_types text/plain text/css application/json application/javascript
                   application/x-javascript text/xml application/xml
                   application/xml+rss text/javascript image/svg+xml;

        # 健康检查
        location /healthcheck {
            access_log off;
            return 200 'OK';
            add_header Content-Type text/plain;
        }

        # Ping 接口
        location /ping {
            return 200 "ok";
        }

        # API 代理（网关）
        location ~ ^/(mhzc|gxzx|sso|yygl) {
            include proxy-common.conf;
            proxy_pass http://txw-gateway:9300;
        }

        # 百度验证
        location = /baidu_verify_codeva-5rH3psCeMQ.html {
            alias /etc/nginx/verify/baidu_verify_codeva-5rH3psCeMQ.html;
        }

        location = /baidu_verify_codeva-eE1giHswVL.html {
            return 200 "2c7cc0bcf0ecd060ab8f7fe919acc078";
            add_header Content-Type text/html;
        }

        # --------------------------------------------------------
        # 运营支撑前端（mhzc）
        # --------------------------------------------------------
        location /view/mhzc {
            return 301 /view/mhzc/;
        }

        location /view/mhzc/ {
            alias /usr/share/nginx/html/txw-mhzc-web/;

            # 静态资源（90天缓存）
            location ~* \.(gif|jpg|jpeg|png|css|js|ico|eot|svg|ttf|woff|woff2)$ {
                expires 90d;
                add_header Cache-Control "public";
                try_files $uri =404;
            }

            # 非静态资源（1小时缓存）
            expires 1h;
            add_header Cache-Control "public";

            try_files $uri $uri/ /view/mhzc/index.html;
        }

        # --------------------------------------------------------
        # 运营管理前端（yygl）
        # --------------------------------------------------------
        location /view/yygl {
            return 301 /view/yygl/;
        }

        location /view/yygl/ {
            alias /usr/share/nginx/html/txw-yygl-web/;

            # 静态资源（90天缓存）
            location ~* \.(gif|jpg|jpeg|png|css|js|ico|eot|svg|ttf|woff|woff2)$ {
                expires 90d;
                add_header Cache-Control "public";
                try_files $uri =404;
            }

            # 非静态资源（1小时缓存）
            expires 1h;
            add_header Cache-Control "public";

            try_files $uri $uri/ /view/yygl/index.html;
        }

        # --------------------------------------------------------
        # 默认首页重定向
        # --------------------------------------------------------
        location / {
            add_header Cache-Control "no-cache, no-store, must-revalidate";
            add_header Pragma "no-cache";
            add_header Expires 0;
            return 301 /view/mhzc/;
        }

        # 错误页面
        error_page 404 /404.html;
        location = /404.html {
        }

        error_page 500 502 503 504 /50x.html;
        location = /50x.html {
        }
    }

    # 引入其他 location 配置
    include ./location.d/*.conf;
}