package base.connection;

import java.util.Map;

import base.Driver;

/**
 * Manages a connection with an access key and logs server requests and
 * responses.
 */
public class LoggingConnection extends ConnectionKey {

	protected StringBuffer log;
		
	public LoggingConnection(String key, boolean secure, String host, int port,
			Driver driver) {
		super(key, secure, host, port, driver);
		log = new StringBuffer();
	}

	public Response request(String method, String action,
			Map<String, String> headers, Map<String, String> params, Object data) {
		log.append(logCurl(method, action, data, headers));
		Response response = super.request(method, action, headers, params, data);
		log.append(logResponse(response));
		return response;
	}
	
	protected String logResponse(Response response) {
		String logEntry = "# -------- begin response ----------\n";
		logEntry += response.version.getProtocol() + "/" 
				 + response.version.getMajor() + "." + response.version.getMinor();		
		logEntry += " " + response.status + " " + response.phrase + "\r\n";
		
		if (response.headers != null) {
			for (Map.Entry<String, String> header : response.headers.entrySet()) {
			    logEntry += header.getKey() + ": " + header.getValue() + "\r\n";
			}
		}

		logEntry += "\r\n" + response.getBody() + "\r\n";
		logEntry += "\n# -------- end response ------------\n";
		
		return logEntry;
	}
	
	protected String logCurl(String method, String url, Object body, Map<String, String> headers) {
		String curl = "curl -X " + method + " ";
		
		if (headers != null) {
			for (Map.Entry<String, String> header : headers.entrySet()) {
			    curl += "-H \"" + header.getKey() + ": " + header.getValue() + "\" ";
			}
		}
		
		if (body != null && !"".equals(body)) {
			curl += "-d \"" + body + "\" ";
		}
		
		curl += url;		
		return curl;
	}
	
}