# Load the njs script
js_path /etc/nginx/conf.d/;
js_import addExternalUrl from externalUrl.js;
js_shared_dict_zone zone=path_cache:10m;

server{
    gzip on;
    listen 80;
    server_name default;
    set $emby http://172.17.0.1:8097;  #emby address

    # Proxy sockets traffic for jellyfin-mpv-shim and webClient
    location ~ /(socket|embywebsocket) {
        # Proxy Emby Websockets traffic
        proxy_pass $emby;
        proxy_http_version 1.1;
        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_set_header X-Forwarded-Proto $scheme;
        proxy_set_header X-Forwarded-Protocol $scheme;
        proxy_set_header X-Forwarded-Host $http_host;
    }

	# 代理 Emby 的 PlaybackInfo 请求
	location ~* /Items/(\d+)/PlaybackInfo {
		#proxy_buffering off;
		js_body_filter addExternalUrl.rewritePlaybackInfo buffer_type=string;
		proxy_pass $emby;
		#proxy_pass_request_body off;
		proxy_set_header Host $host;
		proxy_set_header X-Real-IP $remote_addr;
		proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;

		# 使用 JavaScript 模块处理响应
		#js_body_filter rewritePlaybackInfo;
		js_header_filter addExternalUrl.HeaderFilter;
	}

	location ~* /videos/(\d+)/original {
		js_content addExternalUrl.cacheRedirect;
	}


    location ~* /Users/(.*)/Items/(\d+)$ {
        proxy_buffering off;
        js_body_filter  addExternalUrl.addExternalUrl buffer_type=string;
        proxy_pass $emby;
        proxy_pass_request_body off;
        proxy_http_version 1.1;
        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_set_header X-Forwarded-Proto $scheme;
        proxy_set_header X-Forwarded-Protocol $scheme;
        proxy_set_header X-Forwarded-Host $http_host;
        proxy_set_header Accept-Encoding "identity";
        proxy_set_header X-Original-URI $request_uri;
        js_header_filter addExternalUrl.HeaderFilter;
    }

    location ~* /redirect2external {
        js_content addExternalUrl.redirectUrl;
    }

    location / {
        # Proxy main Emby traffic
        proxy_pass $emby;
        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_set_header X-Forwarded-Protocol $scheme;
        proxy_set_header X-Forwarded-Host $http_host;
        # Disable buffering when the nginx proxy gets very resource heavy upon streaming
        proxy_buffering off;
    }
}