upstream backendAPI {
    server backendAPI:4008;
}

upstream serverAPI {
    server serverAPI:4007;
}

upstream serverRealtime {
    server serverAPI:4011;
}

upstream redoc {
    server redoc:4010;
}

map $http_upgrade $connection_upgrade {
        default upgrade;
        '' close;
}

server {
  listen 4009;

  location / {
    index  index.html index.htm;
    root /usr/share/nginx/html;
    try_files $uri /index.html;
  }

   location /api {
    proxy_set_header X-Real-IP $remote_addr;
    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
    proxy_set_header X-NginX-Proxy true;
    proxy_pass http://backendAPI/api;
    proxy_ssl_session_reuse off;
    proxy_set_header Host $http_host;
    proxy_cache_bypass $http_upgrade;
    proxy_redirect off;
  }

  location /server/api {
    proxy_set_header X-Real-IP $remote_addr;
    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
    proxy_set_header X-NginX-Proxy true;
    proxy_pass http://serverAPI/api;
    proxy_ssl_session_reuse off;
    proxy_set_header Host $http_host;
    proxy_cache_bypass $http_upgrade;
    proxy_redirect off;
  }

  location /server/realtime {
    proxy_pass http://serverRealtime;
    proxy_set_header Upgrade $http_upgrade;
    proxy_set_header Connection "Upgrade";
    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_http_version 1.1;
    proxy_pass_request_headers on;
  }

  location /api-docs {
    proxy_pass http://redoc/;
  }

  # redoc static files
  location /redoc {
    proxy_pass http://redoc/redoc;
  }
}