package jp.co.y_net.amm.api;

 import org.apache.wicket.markup.html.WebPage;

 import org.apache.wicket.request.handler.resource.ResourceStreamRequestHandler;

 import org.apache.wicket.request.http.WebResponse;

 import org.apache.wicket.util.resource.StringResourceStream;

 import org.apache.wicket.util.time.Time;

 import com.fasterxml.jackson.core.JsonProcessingException;

 import com.fasterxml.jackson.databind.ObjectMapper;

 /**

  * @author k_inaba

  */

 public abstract class ApiPage extends WebPage{

     @Override

     protected void configureResponse(WebResponse response){

 //        response.setContentType("application/json; charset=utf-8");

         response.setContentType("application/json; utf-8");

        /* ブラウザキャッシュ無効化 */

        java.util.Calendar objCal1=java.util.Calendar.getInstance();

        java.util.Calendar objCal2=java.util.Calendar.getInstance();

        objCal2.set(1970,0,1,0,0,0);

        response.setDateHeader("Last-Modified",Time.valueOf(objCal1.getTime()));

        response.setDateHeader("Expires",Time.valueOf(objCal2.getTime()));

        response.setHeader("progma","no-cache");

        response.setHeader("Cache-Control","no-cache");

        super.configureResponse(response);

     }

     public void setResponse(Object result) {

         ObjectMapper objectMapper = new ObjectMapper();

         String json;

         try {

             json = objectMapper.writeValueAsString(result);

         } catch (JsonProcessingException e) {

             throw new RuntimeException(e);

         }

         getRequestCycle().scheduleRequestHandlerAfterCurrent(

            new ResourceStreamRequestHandler(new StringResourceStream(json))

         );

     }

 //    /* ----------------------------------------------

 //     * パラメータ取得ユーティリティ

 //     */

 //    protected String getParam(String key) {

 //        if (getPageParameters() == null) {

 //            return "";

 //        } else {

 //            return getPageParameters().get(key).toString("");

 //        }

 //    }

     /* ----------------------------------------------

      * 返却値の共通実装

      */

     public static class ApiResult{

         public boolean r = true;

         public String rmsg = null;

         public ApiResult() {

             /* デフォルトコンストラクタ */

         }

         public ApiResult(String rmsg) {

             this.r = false;

             this.rmsg = rmsg;

       }

         public ApiResult(Exception e) {

             this.rmsg = e.getMessage();

             if (rmsg == null) {

                 this.rmsg = e.getClass().getSimpleName();

             }

         }

         public ApiResult err(String rmsg) {

             this.r = false;

             this.rmsg = rmsg;

             return this;

         }

         public ApiResult err(Exception e) {

             this.rmsg = e.getMessage();

             if (rmsg == null) {

                 this.rmsg = e.getClass().getSimpleName();

             }

             return this;

         }

     }

 }

 //// String text = "{\"a\":123,\"b\":true,\"c\":\"あいう\"}";

 //String text = readTextAsString(file.getAbsolutePath());

 //ObjectMapper mapper = new ObjectMapper();

 //T bean;

 //try {

 //   // JsonNode root = mapper.readTree(text);

 //   // String c = root.get("c").asText();

 //   bean = mapper.readValue(text, clz);

 //} catch (JsonProcessingException e) {

 //   throw new RuntimeException(e);

 //} catch (IOException e) {

 //   throw new RuntimeException(e);

 //}

 ///**

 //* 保存する

 //* @param bean 保存するデータ

 //* @return id 保存したときに付与されたid

 //*/

 //public int insert(Object bean) {

 //   String tablename = bean.getClass().getName();

 //   int maxId = -1;

 //   File[] existfiles = getDbFiles(tablename);

 //   for (File existfile : existfiles) {

 //        int id = toId(existfile.getName(), tablename);

 //        maxId = Math.max(maxId, id);

 //   }

 //   int insertId = maxId + 1;

 //   ObjectMapper objectMapper = new ObjectMapper();

 //   try {

 //        String json = objectMapper.writeValueAsString(bean);

 //        File f = toFile(bean.getClass(), (insertId));

 //        writeText(f.getAbsolutePath(), json);

 //   } catch (JsonProcessingException e) {

 //        throw new RuntimeException(e);

 //   }

 //   return insertId;

 //}