events {
    worker_connections 1024;
}

http {
    # Docker's internal DNS — resolve upstream names dynamically so container IP
    # changes after rebuilds don't require an nginx restart.
    resolver 127.0.0.11 valid=10s ipv6=off;

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

    server {
        listen 80;

        root /usr/share/nginx/html;
        index index.html;

        location = / {
            try_files /index.html =404;
        }

        # Redirect /listkeeper → /listkeeper/
        location = /listkeeper {
            return 301 /listkeeper/;
        }

        location /listkeeper/ {
            set $up_listkeeper http://listkeeper:3838;
            rewrite ^/listkeeper/(.*) /$1 break;
            proxy_pass         $up_listkeeper;
            proxy_http_version 1.1;

            proxy_set_header   Upgrade    $http_upgrade;
            proxy_set_header   Connection $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_set_header   X-Forwarded-Proto  $scheme;

            proxy_read_timeout 86400s;
            proxy_send_timeout 86400s;
        }

        location = /api {
            return 301 /api/;
        }

        location /api/ {
            set $up_api http://api:8000;
            rewrite ^/api/(.*) /$1 break;
            proxy_pass         $up_api;
            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;
        }

        # Redirect /beekeeper → /beekeeper/
        location = /beekeeper {
            return 301 /beekeeper/;
        }

        location /beekeeper/ {
            set $up_beekeeper http://beekeeper:3838;
            rewrite ^/beekeeper/(.*) /$1 break;
            proxy_pass         $up_beekeeper;
            proxy_http_version 1.1;

            proxy_set_header   Upgrade    $http_upgrade;
            proxy_set_header   Connection $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_set_header   X-Forwarded-Proto  $scheme;

            proxy_read_timeout 86400s;
            proxy_send_timeout 86400s;
        }
    }
}