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package ${package};

import java.util.*;

import com.google.gwt.core.client.*;
import com.google.gwt.http.client.Request;
import com.google.gwt.http.client.RequestBuilder;
import com.google.gwt.http.client.RequestCallback;
import com.google.gwt.http.client.RequestException;
import com.google.gwt.http.client.Response;
import com.google.gwt.http.client.URL;
import com.google.gwt.json.client.JSONObject;
import com.google.gwt.json.client.JSONParser;
import com.google.gwt.json.client.JSONValue;


${importModules}

/**
 * @author [email protected]
 * 
 */
public class ${name} {

 public ${name}() {
   headers=new HashMap();
 }
 
 public interface ICallback {
    public void onSuccess(T data);

    public void onError(String message);
  }
  
  private Map headers;

  public void setHeader(String header, String value) {
    headers.put(header, value);
  }

  public void setContentType(String type)
  {
    setHeader("Content-Type", type);
  }
  
  /**
   * 设置是否使用Json格式传送数据
   * 
   * @param enabled
   */
  public void enableJsonFormat(boolean enabled) {
    if (enabled) {
      setContentType("application/json");
    } else {
      setContentType("text/plain");
    }
  }
  /**
   *  构造Header
   * @param rb
   */
  private void buildHeader(RequestBuilder rb)
  {
    for(String key:headers.keySet())
    {
      rb.setHeader(key, headers.get(key));
    }
  }
  
	protected static String apiBase="";

	/**
	 * 设置接口连接基地址
	 * 
	 * @param base
	 */
	public static void setApiBase(String base) {
		apiBase = base;
	}
	public static String getApiBase(){
		return apiBase;
	}
	private int mTimeOut = 10 * 1000;
	
	  public void setTimeout(int time) {
	    mTimeOut = time;
	  }
	
	  public int getTimeout() {
	    return mTimeOut;
	  }
  
	${modules}
	
	${apis}
	
	public   void doGet(String url,
			String data, final ICallback handler) {
		RequestBuilder builder = new RequestBuilder(RequestBuilder.GET,
				URL.encode(getApiBase()+url));
				buildHeader(builder);
		try {
			Request request = builder.sendRequest(data, new RequestCallback() {
				public void onError(Request request, Throwable exception) {
					handler.onError(exception.getMessage());
				}

				public void onResponseReceived(Request request,
						Response response) {
					if (200 == response.getStatusCode()) {
						T obj = JsonUtils.safeEval(response.getText());
						handler.onSuccess(obj);
					} else {
						handler.onError(response.getStatusText());
					}
				}
			});
		} catch (RequestException e) {
			handler.onError(e.getMessage());
		}
	}

	public  void postJson(String url, String data,
			final ICallback handler) {
		RequestBuilder builder = new RequestBuilder(RequestBuilder.POST,
				URL.encode(getApiBase()+url));
				buildHeader(builder);
		try {
			Request request = builder.sendRequest(data, new RequestCallback() {
				public void onError(Request request, Throwable exception) {
					handler.onError(exception.getMessage());
				}

				public void onResponseReceived(Request request,
						Response response) {
					if (200 == response.getStatusCode()) {
						JSONValue obj = JSONParser.parse(response.getText());
						handler.onSuccess(obj.isObject());
					} else {
						handler.onError(response.getStatusText());
					}
				}
			});
		} catch (RequestException e) {
			handler.onError(e.getMessage());
		}
	}

	public   void doPost(String url,
			String data, final ICallback handler) {
		RequestBuilder builder = new RequestBuilder(RequestBuilder.POST,
				URL.encode(getApiBase()+url));
				buildHeader(builder);
		try {
			Request request = builder.sendRequest(data, new RequestCallback() {
				public void onError(Request request, Throwable exception) {
					handler.onError(exception.getMessage());
				}

				public void onResponseReceived(Request request,
						Response response) {
					if (200 == response.getStatusCode()) {
						T obj = JsonUtils.unsafeEval(response.getText());
						handler.onSuccess(obj);
					} else {
						handler.onError(response.getStatusText());
					}
				}
			});
		} catch (RequestException e) {
			handler.onError(e.getMessage());
		}
	}
	
	
	public  void doGetString(String url, String data,
			final ICallback handler) {
		RequestBuilder builder = new RequestBuilder(RequestBuilder.GET,
				URL.encode(getApiBase() + url));
				buildHeader(builder);
		try {
			Request request = builder.sendRequest(data, new RequestCallback() {
				public void onError(Request request, Throwable exception) {
					handler.onError(exception.getMessage());
				}

				public void onResponseReceived(Request request,
						Response response) {
					if (200 == response.getStatusCode()) {
						handler.onSuccess(response.getText());
					} else {
						handler.onError(response.getStatusText());
					}
				}
			});
		} catch (RequestException e) {
			handler.onError(e.getMessage());
		}
	}
	public  void doPostString(String url, String data,
			final ICallback handler) {
		RequestBuilder builder = new RequestBuilder(RequestBuilder.POST,
				URL.encode(getApiBase() + url));
		buildHeader(builder);		
		try {
			Request request = builder.sendRequest(data, new RequestCallback() {
				public void onError(Request request, Throwable exception) {
					handler.onError(exception.getMessage());
				}

				public void onResponseReceived(Request request,
						Response response) {
					if (200 == response.getStatusCode()) {
						handler.onSuccess(response.getText());
					} else {
						handler.onError(response.getStatusText());
					}
				}
			});
		} catch (RequestException e) {
			handler.onError(e.getMessage());
		}
	}
	
	
}