package com.vci.client.uif.engine.client.controls;

import java.awt.BorderLayout;
import java.awt.FlowLayout;
import java.util.HashMap;
import java.util.Iterator;

import com.vci.client.omd.provider.ApProvider;
import com.vci.client.omd.provider.EnumProvider;
import com.vci.client.portal.utility.PRMItem;
import com.vci.client.ui.swing.components.VCIJCheckBox;
import com.vci.client.ui.swing.components.VCIJPanel;
import com.vci.client.ui.swing.components.VCIJScrollPane;
import com.vci.corba.omd.atm.AttribItem;
import com.vci.corba.omd.etm.EnumChild;
import com.vci.corba.omd.etm.EnumItem;

public class CheckBoxControl extends AbstractCustomControl {
	/**
	 * 
	 */
	private static final long serialVersionUID = 1386018173187653248L;
	private String value = "";
	private final HashMap<String, VCIJCheckBox> cbxKeyMap = new HashMap<String, VCIJCheckBox>();
	private final HashMap<String, VCIJCheckBox> cbxValueMap = new HashMap<String, VCIJCheckBox>();
	
	private boolean required = false;
	private Object obj = null;
	
	public CheckBoxControl(PRMItem item, boolean required, boolean editable){
		super(item);
		setRequired(required);
		setEditable(editable);
		init();
	}
	
	private void init(){
		setLayout(new BorderLayout());

		VCIJScrollPane pp = new VCIJScrollPane(getCheckBoxDataPanel());
		pp.setBorder(null);
		add(pp, BorderLayout.CENTER);
	}
	
	private VCIJPanel getCheckBoxDataPanel(){
		
		VCIJPanel pal = new VCIJPanel(new FlowLayout(FlowLayout.LEADING));
		
		PRMItem item = getPRMItem();
		
		String field = item.getItemField();
		String[] fields = field.split("\\.");
		AttribItem attr = ApProvider.getInstance().getAbItemByName(fields[fields.length - 1]);
		String enumName = ApProvider.getInstance().getOtherValueByType(attr.other, "enumName");
		EnumItem enumItem = EnumProvider.getInstance().getEnumByName(enumName);
		for (EnumChild child : enumItem.children) {
			VCIJCheckBox cbx = new VCIJCheckBox(child.name);
			cbx.setRequired(isRequired());
			cbx.setEnabled(isEditable());
			cbx.setObj(child);
			pal.add(cbx);

			cbxKeyMap.put(child.name, cbx);
			cbxValueMap.put(child.value, cbx);
		}
		return pal;
	}

	private void setCheckBoxValue(String value){
		clearSelected();
		String[] values = value.split(";");
		for(String key : values){
			VCIJCheckBox cbx = cbxValueMap.get(key);
			if(cbx != null){
				cbx.setSelected(true);
			}
		}
	}
	
	private void clearSelected(){
		for(Iterator<String> it = cbxValueMap.keySet().iterator(); it.hasNext();){
			String key = it.next();
			VCIJCheckBox cbx = cbxValueMap.get(key);
			selectCheckbox(cbx, false);
		}
	}
	
	private void selectCheckbox(VCIJCheckBox cbx, boolean selected){
		cbx.setSelected(selected);
	}

	@Override
	public String getValue() {
		StringBuffer sb = new StringBuffer();
		for(Iterator<String> it = cbxValueMap.keySet().iterator(); it.hasNext();){
			String key = it.next();
			VCIJCheckBox cbx = cbxValueMap.get(key);
			if(cbx.isSelected()){
				sb.append(key).append(";");
			}
		}
		value = sb.toString();
		if(value != null && !"".equals(value) && value.endsWith(";")){
			value = value.substring(0, value.length() - 1);
		}
		return value;
	}

	@Override
	public void setValue(String value) {
		if(value == null || "".equals(value)) return;
		this.value = value;
		setCheckBoxValue(value);
	}

	
	@Override
	public void setEditable(boolean editable) {
		super.setEditable(editable);
		for(Iterator<String> it = cbxValueMap.keySet().iterator(); it.hasNext();){
			String key = it.next();
			VCIJCheckBox cbx = cbxValueMap.get(key);
			cbx.setEnabled(editable);
		}
	}

	@Override
	public void setEnabled(boolean enabled) {
		setEditable(enabled);
	}

	@Override
	public boolean isRequired() {
		return required;
	}

	public void setRequired(boolean required) {
		this.required = required;
	}

	@Override
	public Object getObj() {
		return obj;
	}

	@Override
	public void setObj(Object obj) {
		this.obj = obj;
	}
	
}