/*
    * Copyright 2004-2006 the Seasar Foundation and the Others.
    *
    * Licensed under the Apache License, Version 2.0 (the "License");
    * you may not use this file except in compliance with the License.
    * You may obtain a copy of the License at
    *
    *     http://www.apache.org/licenses/LICENSE-2.0
    *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, 
   * either express or implied. See the License for the specific language
   * governing permissions and limitations under the License.
   */
  package org.seasar.tuigwaa.view;
  
  import java.util.Iterator;
  import java.util.Map;
  
  import org.seasar.tuigwaa.util.TgwContext;
  import org.seasar.tuigwaa.util.TgwResource;
  
  import com.isenshi.util.CharUtil;
  import com.isenshi.util.HtmlBuffer;
  
  public abstract class AbstractFormComponent implements FormComponent {
  
  	protected static final String SUBMIT_BUTTON = "button.save";
  
  	private String serverUrl;
  
  	private String javascript;
  
  	private String actionName;
  
  	private String formName;
  
  	private String siteName;
  
  	private String forwardPageName;
  
  	private String thisPageName;
  	
  	private boolean needJavaScript = true;
  
  	private boolean jspTemplate = false;
  
  	private String displayName;
  	
  	public AbstractFormComponent(String siteName, String javascript) {
  		this.siteName = siteName;
  		this.javascript = javascript;
  	}
  
  	// [Start] ------ Getter Setter Method ------
  
  	public void setServerUrl(String serverUrl) {
  		this.serverUrl = serverUrl;
  	}
  
  	public final void setActionName(String actionName) {
  		this.actionName = actionName;
  	}
  
  	public final void setFormName(String formName) {
  		this.formName = formName;
  	}
  
  	public final String getActionName() {
  		return actionName;
  	}
  
  	public final String getFormName() {
  		return formName;
  	}
  
  	public void setNeedJavaScript(boolean needJavaScript) {
  		this.needJavaScript = needJavaScript;
  	}
  
  	public boolean isNeedJavaScript() {
  		return needJavaScript;
  	}
  
  	public void setJspTemplate(boolean jspTemplate) {
  		this.jspTemplate = jspTemplate;
  	}
  
  	public boolean isJspTemplate() {
  		return jspTemplate;
  	}
  
  	public final String getForwardPageName() {
  		return forwardPageName;
  	}
  	
  	public void setForwardPageName(String pageName) {
  		this.forwardPageName = pageName;
 	}
 
 	public String getThisPageName() {
 		return thisPageName;
 	}
 	
 	public void setThisPageName(String thisPageName) {
 		this.thisPageName = thisPageName;
 	}
 		
 	public String getOnSubmitAttribute() {
 		if (getOnSubmitFunction() != null) {
 			return "onsubmit=\"" + getOnSubmitFunction() + "\"";
 		}
 		return null;
 	}
 
 	public String getEnctypeAttribute() {
 		if (isMultiPart()) {
 			return "enctype=\"multipart/form-data\"";
 		}
 		return null;
 	}
 
 	public void setDisplayName(String displayName) {
 		this.displayName = displayName;
 	}
 	
 	public String getDisplayName() {
 		return displayName;
 	}
 	
 	// [End] ------ Getter Setter Method ------
 
 	public final String getJavascript() {
 		if (javascript == null) {
 			return "";
 		}
 		return javascript;
 	}
 
 	public final String getHiddenFields() {
 		Map hiddenProps = getHiddenProperties();
 		if (hiddenProps == null) {
 			return "";
 		}
 		HtmlBuffer buf = new HtmlBuffer();
 		for (Iterator i = hiddenProps.keySet().iterator(); i.hasNext();) {
 			String key = (String) i.next();
 			buf.appendHidden(key, (String) hiddenProps.get(key));
 		}
 		return buf.toString();
 	}
 
 	public String getSiteName() {
 		return siteName;
 	}
 
 	public final String getFormTagStart() {
 		String actionPath = getActionPath();
 		String name = getFormName();
 		String onsubmit = getOnSubmitFunction();
 
 		boolean isMultipart = isMultiPart();
 
 		HtmlBuffer buf = new HtmlBuffer();
 		buf.appendStartTag(HtmlBuffer.TAG_FORM);
 		if (name != null) {
 			buf.appendAttribute("name", name);
 		}
 		if (onsubmit != null) {
 			buf.appendAttribute("onsubmit", onsubmit);
 		}
 		buf.appendAttribute("method", "post");
 		buf.appendAttribute("action", actionPath);
 		if (isMultipart) {
 			buf.appendAttribute("enctype", "multipart/form-data");
 		}
 		buf.closeTag();
 		return buf.toString();
 	}
 
 	private String customActionPath;
 
 	public final void setActionPath(String path) {
 		this.customActionPath = path;
 	}
 
 	public final String getActionPath() {
 		if (customActionPath != null) {
 			return customActionPath;
 		} else {
 			return TgwContext.getContextPath() + "/" + siteName
 					+ getActionName() + ".do";
 		}
 	}
 
 	public final String getActionFullPath() {
 		return CharUtil.chartrim(serverUrl, '/') + getActionPath();
 	}
 
 	protected String getMessage(String key) {
 		return TgwResource.getMessage(key);
 	}
 
 	protected abstract String getOnSubmitFunction();
 
 	protected abstract boolean isMultiPart();
 
 	protected abstract Map getHiddenProperties();
 }