package com.vci.client.workflow.task;

import java.awt.BorderLayout;
import java.awt.Dimension;
import java.awt.FlowLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.text.MessageFormat;

import javax.swing.Box;
import javax.swing.JButton;
import javax.swing.JComboBox;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.JTextField;
import javax.swing.ListSelectionModel;
import javax.swing.SwingUtilities;
import javax.swing.table.DefaultTableCellRenderer;
import javax.swing.table.TableColumnModel;

import com.vci.client.LogonApplication;
import com.vci.client.ui.date.PopupCalendarMethod;
import com.vci.client.ui.exception.VCIException;
import com.vci.client.ui.image.BundleImage;
import com.vci.client.ui.locale.LocaleDisplay;
import com.vci.client.ui.swing.VCIOptionPane;
import com.vci.client.ui.swing.VCISwingUtil;
import com.vci.client.ui.swing.components.VCIJButton;
import com.vci.client.ui.swing.components.VCIJCalendarPanel;
import com.vci.client.ui.swing.components.VCIJComboBox;
import com.vci.client.workflow.commom.ClientHelper;
import com.vci.client.workflow.delegate.ProcessCustomClientDelegate;
import com.vci.corba.common.VCIError;
import com.vci.corba.workflow.data.FlowTaskInfo;
import com.vci.corba.workflow.data.ProcessTaskInfo;

public class ProcessControlPanel extends JPanel {
	/**
	 * 流程监控
	 */

	private static final long serialVersionUID = 844086978269740691L;
	
	//查询日期：由
	private String DATE_START = LocaleDisplay.getI18nString("rmip.framework.log.startDate", "RMIPFramework", getLocale());
	//到
	private String TO = LocaleDisplay.getI18nString("rmip.framework.log.to", "RMIPFramework", getLocale());
	//查询
	private String QUERY = LocaleDisplay.getI18nString("rmip.framework.log.query", "RMIPFramework", getLocale());
	
	private JLabel dateLabelStart = new JLabel(DATE_START);
	private JLabel dateLabelTo = new JLabel(TO);
	private VCIJComboBox startDateBox = new VCIJComboBox();
	private VCIJComboBox endDateBox = new VCIJComboBox();
	private JButton startDateButton = new PopupCalendarMethod().createDateDialogButton("date.gif",startDateBox);
	private JButton endDateButton = new PopupCalendarMethod().createDateDialogButton("date.gif",endDateBox);
	private JButton queryBtn = new JButton("查询");
	private JButton clearBtn = new JButton("清空");
	private JLabel missionJLabel = new JLabel("任务名称：");
	private JTextField missionField = new JTextField();
	private JLabel applicaJLabel = new JLabel("创建人：");
	private JTextField applicaField = new JTextField();
	private JLabel applicaDepartJLabel = new JLabel("创建部门：");
	private JTextField applicaDeparField = new JTextField();
	
	private VCIJButton btnRefresh = VCISwingUtil.createVCIJButton("", "刷新", "刷新", "arrow_refresh.png");
	private JButton btnAppoint;//终止流程
	private JButton viewButton;
	private JTable taskTable;
	private DoneTaskTableModel taskTableModel;
	private VCIJCalendarPanel txtStartTime = new VCIJCalendarPanel();
	private VCIJCalendarPanel txtEndTime = new VCIJCalendarPanel();
	
	//added by ligang 分页功能的实现
	private JButton firstPageButton = null;
	private JButton prePageButton = null;
	private JButton nextPageButton = null;
	private JButton lastPageButton = null;
	private JTextField textField = null;
	private JButton zhidingPageButton = null;
	int pagesize = getPageSize();//每页记录数
	int pageCount = 0;//总页数
	int rowCount = 0;//总记录数
	int curPage = 1;
	int TABLE_PAGE = 1;//当前页数
	private JLabel laber_pageinfo = new JLabel(getI18nString("pageInfo"));//当前页/总页数

	private static ProcessControlPanel trackTaskPanel;
	static String querySQL = "";
	/**
	 * 任务箱参数
	 */
	static String taskType ="";
	String finishFlag;
	public static ProcessControlPanel getInstance(String taskType) {
//		if (trackTaskPanel == null) {
			trackTaskPanel = new ProcessControlPanel(taskType);
//		}
		return trackTaskPanel;
	}

	private ProcessControlPanel(String taskType) {
//		super(object);
//		this.object = object;
		this.taskType = taskType;
		initUI();
		initializeData();
		checkPermission();
	}
	/** 权限检查的模块标识 **/ 
	private String checkPermissionModuleId = "com.vci.rmip.workflow.client.task.ProcessControlPanel";

	@SuppressWarnings("unchecked")
	private void checkPermission() {
//		RightControlUtil.checkButtonStatutByModule(checkPermissionModuleId, RightControlUtil.UPDATE, btnNewButton);
//		checkRight(RightControlUtil.UPDATE, btnNewButton);
	}
	private void initUI() {
		setLayout(new BorderLayout());
		JPanel topPanel = new JPanel(new BorderLayout());
		JPanel palNorthBtn = new JPanel(new FlowLayout(FlowLayout.CENTER, 5, 5));
		btnAppoint = new JButton("任务指派");
		btnAppoint.setIcon(VCISwingUtil.createImageIcon("cancel.png"));
		viewButton = new JButton("查看");
		viewButton.setIcon(VCISwingUtil.createImageIcon("search.png"));
		palNorthBtn.add(btnAppoint);
		palNorthBtn.add(viewButton);
		palNorthBtn.add(btnRefresh);
		btnRefresh.addActionListener(new ActionListener() {
			
			public void actionPerformed(ActionEvent e) {
				SwingUtilities.invokeLater(new Runnable() {
					
					public void run() {
						initializeData();
					}
				});
			}
		});
		JPanel searchPanel = new JPanel(new FlowLayout(FlowLayout.LEFT,5,5));
		searchPanel.add(missionJLabel);
		missionField.setPreferredSize(new Dimension(100,25));
		searchPanel.add(missionField);
		searchPanel.add(applicaJLabel);
		applicaField.setPreferredSize(new Dimension(100,25));
		searchPanel.add(applicaField);
		searchPanel.add(applicaDepartJLabel);
		applicaDeparField.setPreferredSize(new Dimension(100,25));
		searchPanel.add(applicaDeparField);
		JPanel dataPanel = new JPanel(new FlowLayout(FlowLayout.LEFT,5,5));
		dataPanel.add(dateLabelStart);
		dataPanel.add(txtStartTime);
		dataPanel.add(dateLabelTo);
		dataPanel.add(txtEndTime);
		queryBtn.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent e) {
				SwingUtilities.invokeLater(new Runnable() {
					
					public void run() {
						queryBtn_ActionPerformed();
					}
				});
			}
		});
		clearBtn.addActionListener(new ActionListener() {
			
			public void actionPerformed(ActionEvent e) {
				SwingUtilities.invokeLater(new Runnable() {
					
					public void run() {
						clearBtn_ActionPerformed();
					}
				});
			}
		});
		queryBtn.setIcon(VCISwingUtil.createImageIcon("search.png"));
		clearBtn.setIcon(VCISwingUtil.createImageIcon("clear.gif"));
		dataPanel.add(queryBtn);
		dataPanel.add(clearBtn);
		topPanel.add(searchPanel,BorderLayout.NORTH);
		topPanel.add(dataPanel,BorderLayout.CENTER);
		add(topPanel, BorderLayout.NORTH);
		
		taskTableModel = new DoneTaskTableModel();
		taskTable = new JTable();
		taskTable.setAutoResizeMode(JTable.AUTO_RESIZE_NEXT_COLUMN);
		taskTable.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
		taskTable.setModel(taskTableModel);
        taskTable.setRowHeight(25);
        taskTable.setShowGrid(true);
        taskTable.getTableHeader().setFont(VCISwingUtil.FONT_DEFAULT);
        //2012.03.06 ligang 双击事件的添加
        taskTable.addMouseListener(new MouseAdapter(){
  			public void mouseClicked(MouseEvent e) {
  				if(e.getClickCount()==2){
  					viewFlowInfo();
  				}
  			}
  		});
        TableColumnModel todoModel = taskTable.getColumnModel();
		DefaultTableCellRenderer firstColumnRender = new DefaultTableCellRenderer();
		firstColumnRender.setHorizontalAlignment(JLabel.CENTER);
		todoModel.getColumn(0).setCellRenderer(firstColumnRender);
		todoModel.getColumn(0).setPreferredWidth(48);
		todoModel.getColumn(0).setMaxWidth(48);
		todoModel.getColumn(1).setPreferredWidth(150);
		todoModel.getColumn(2).setPreferredWidth(150);
		
        JScrollPane jspTable = new JScrollPane();
        jspTable.getViewport().add(taskTable);
        add(jspTable, BorderLayout.CENTER);
		
		JPanel palPageBtns = new JPanel();
		JPanel southPanel = new JPanel(new BorderLayout());
		southPanel.add(palNorthBtn,BorderLayout.NORTH);
		southPanel.add(palPageBtns,BorderLayout.CENTER);
		add(southPanel, BorderLayout.SOUTH);
		initPageerButtons(palPageBtns);
		
		addListener();
	}

	private void addListener() {
		btnAppoint.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent event) {
				int selectedRow = taskTable.getSelectedRow();
				if (selectedRow == -1) {
					JOptionPane.showMessageDialog(ProcessControlPanel.this, getI18nString("message"), getI18nString("title"), JOptionPane.INFORMATION_MESSAGE);
					return;
				}

				FlowTaskInfo flowTask = taskTableModel.getValue(selectedRow);
				if (flowTask == null) {
					JOptionPane.showMessageDialog(ProcessControlPanel.this, "请选择数据！", getI18nString("title"), JOptionPane.INFORMATION_MESSAGE);
					return;
				}
				ProcessCustomClientDelegate processCustomClientDelegate = new ProcessCustomClientDelegate(LogonApplication.getUserEntityObject());
				String jbpmDeploymentId;
				try {
					jbpmDeploymentId = processCustomClientDelegate.getDeploymentIdByExecutionId(flowTask.executionId);
					if ("".equals(jbpmDeploymentId)) {
						JOptionPane.showMessageDialog(trackTaskPanel, "该流程不存在或已经执行完成！", getI18nString("title"), JOptionPane.INFORMATION_MESSAGE);
						initData();
						return;
					}
				} catch (VCIError e) {
					e.printStackTrace();
				}
				int showConfirmDialog = JOptionPane.showConfirmDialog(LogonApplication.frame, "确定要指派任务?", "提示对话框", JOptionPane.YES_NO_OPTION);
				if (showConfirmDialog == JOptionPane.YES_OPTION) {
					AppointTaskDialog atd = new AppointTaskDialog(flowTask.name,flowTask.executionId);
					initData();
				}
			}
		});
		viewButton.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent event) {
				viewFlowInfo();
			}
		});
	}

	public void initializeData() {
		curPage = 1;
		rowCount = getRowCount();
		pageCount = getPageCount();
		initData();
		updateBtnStatus();
		laber_pageinfo.setText(MessageFormat.format(getI18nString("pageInfo"), rowCount, pageCount, curPage));
	}
	
	private void viewFlowInfo() {
		int selectedRow = taskTable.getSelectedRow();
		if (selectedRow == -1) {
			JOptionPane.showMessageDialog(trackTaskPanel, getI18nString("message"), getI18nString("title"), JOptionPane.INFORMATION_MESSAGE);
			return;
		}

		FlowTaskInfo flowTask = taskTableModel.getValue(selectedRow);
		if (flowTask == null) {
			return;
		}
		// 查出阶段名称
		ProcessCustomClientDelegate processCustomClientDelegate = new ProcessCustomClientDelegate(LogonApplication.getUserEntityObject());

		String jbpmDeploymentId;
		try {
//			jbpmDeploymentId = processCustomClientDelegate.getDeploymentIdByExecutionId(flowTask.executionId);
//			if ("".equals(jbpmDeploymentId)) {
//				JOptionPane.showMessageDialog(trackTaskPanel, "该流程不存在或已经执行完成！", getI18nString("title"), JOptionPane.INFORMATION_MESSAGE);
//				initData();
//				return;
//			}
//			ProcessTaskInfo frocessTaskInfo = processCustomClientDelegate.findById(jbpmDeploymentId, flowTask.name);
//			TodoTaskDialog todoTaskDialog = new TodoTaskDialog(flowTask, frocessTaskInfo, true);
//			todoTaskDialog.setVisible(true);
			
			jbpmDeploymentId = processCustomClientDelegate
			.getDeploymentIdByExecutionId(flowTask.executionId);
	if ("".equals(jbpmDeploymentId)) {
		// JOptionPane.showMessageDialog(doneTaskPanel,
		// "该流程不存在或已经执行完成！","提示信息", JOptionPane.INFORMATION_MESSAGE);
		jbpmDeploymentId = processCustomClientDelegate
				.getDepolymentID(flowTask.executionId);
		ProcessTaskInfo frocessTaskInfo = processCustomClientDelegate
				.findTaskPropertyByProcessId(jbpmDeploymentId);
		finishFlag = "完成";
		DoneProcessDialog doneProcessDialog = new DoneProcessDialog(
				flowTask, frocessTaskInfo, finishFlag);
		doneProcessDialog.setVisible(true);
		// initData();
		// return;
	} else {
		ProcessTaskInfo frocessTaskInfo = processCustomClientDelegate
				.findTaskPropertyByProcessId(jbpmDeploymentId);
		DoneProcessDialog doneProcessDialog = new DoneProcessDialog(
				flowTask, frocessTaskInfo, finishFlag);
		doneProcessDialog.setVisible(true);
	}
		} catch (VCIError e) {
			e.printStackTrace();
		}
	}
	
	public void initData() {
		FlowTaskInfo[] dataObjs;
		try {
			dataObjs = new ProcessCustomClientDelegate(LogonApplication.getUserEntityObject()).getProcessControlByUserId(LogonApplication.getUserObject().getUserName(),curPage,pagesize,taskType,querySQL);
			taskTableModel.setData(dataObjs);
			taskTable.removeAll();
			taskTable.setModel(taskTableModel);
		} catch (VCIError e) {
			e.printStackTrace();
		}
		updateUI();
	}
	
	private void initPageerButtons(JPanel pal){
		
		firstPageButton = new JButton(""); 
		pal.add(firstPageButton);
		firstPageButton.setIcon(new BundleImage().createImageIcon("resultset_first.png"));
		
		prePageButton = new JButton(""); 
		pal.add(prePageButton);
		prePageButton.setIcon(new BundleImage().createImageIcon("resultset_previous.png"));
		
		textField = new JTextField(3);
		pal.add(textField);
		zhidingPageButton = new JButton();
		pal.add(zhidingPageButton);
		zhidingPageButton.setIcon(new BundleImage().createImageIcon("arrow_rotate_clockwise.png"));
		
		nextPageButton = new JButton("");
		pal.add(nextPageButton);  
		nextPageButton.setIcon(new BundleImage().createImageIcon("resultset_next.png"));
		
		lastPageButton = new JButton("");
		pal.add(lastPageButton);
		lastPageButton.setIcon(new BundleImage().createImageIcon("resultset_last.png"));
		
		firstPageButton.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent e) {
				curPage = 1;
				initData();
				updateBtnStatus();
			}
		});
		prePageButton.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent e) {
				if(curPage > 1){
					curPage--;
				}
				initData();
				updateBtnStatus();
			}
		});
		nextPageButton.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent e) {
				if(curPage < getPageCount()){
					curPage++;
				}
				initData();
				updateBtnStatus();
			}
		});
		lastPageButton.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent e) {
				curPage = getPageCount();
				initData();
				updateBtnStatus();
			}
		});
		zhidingPageButton.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent e) {
				int i = getTextField();
				if(i != 0 ){
					curPage = i;
					initData();
					updateBtnStatus();
				}
			}
		});
		pal.add(Box.createHorizontalStrut(30));
		pal.add(laber_pageinfo);
	}
	
	private int getPageSize() {
	  if(this.pagesize == 0){
	  String pageSize = "150";
//		try {
//			pageSize = new UserRightClientDelegate().getConfigValue("log.query.pagesize");
//		} catch (VCIError e) {
//			e.printStackTrace();
//		}
		int pageSizeGet = Integer.parseInt(pageSize);
		this.pagesize = pageSizeGet;
	  }
	  return pagesize;
	}

	private int getRowCount(){
		try {
			return new ProcessCustomClientDelegate(LogonApplication.getUserEntityObject()).queryProcessControlCount(LogonApplication.getUserObject().getUserName(),taskType);
		} catch (VCIException e) {
			e.printStackTrace();
			return 1;
		}
	}
	private int getPageCount(){
		int dataRowCount = getRowCount();
		int pageSize = getPageSize();
		int pageCount = dataRowCount / pageSize;
		if (dataRowCount % pageSize > 0) {
			pageCount++;
		}
		return pageCount;
	}
	private void updateBtnStatus() {
		int rowCount = this.getRowCount();
		int pageSize = getPageSize();
		int pageCount = rowCount / pageSize;
		if (rowCount % pageSize > 0) {
		pageCount++;
		}
		if (pageCount <= 1) {
			firstPageButton.setEnabled(false);
			prePageButton.setEnabled(false);
			lastPageButton.setEnabled(false);
			nextPageButton.setEnabled(false);
		} else {
			if (curPage == 1) {
				firstPageButton.setEnabled(false);
				prePageButton.setEnabled(false);
				lastPageButton.setEnabled(true);
				nextPageButton.setEnabled(true);
			} else if (curPage >= pageCount) {
				firstPageButton.setEnabled(true);
				prePageButton.setEnabled(true);
				lastPageButton.setEnabled(false);
				nextPageButton.setEnabled(false);
			} else {
				firstPageButton.setEnabled(true);
				prePageButton.setEnabled(true);
				lastPageButton.setEnabled(true);
				nextPageButton.setEnabled(true);
			}
		}
		laber_pageinfo.setText(MessageFormat.format(getI18nString("pageInfo"), rowCount, pageCount, curPage));
	}
	private void queryBtn_ActionPerformed(){
		getDateTimeFilterString();
		initData();
		updateBtnStatus();
	}
	private void clearBtn_ActionPerformed(){
		txtStartTime.setDateString();
		txtEndTime.setDateString();
		querySQL = "";
		missionField.setText("");
		applicaField.setText("");
		applicaDeparField.setText("");
	}
	public String getDateTimeFilterString(){
		String filterString = "";
		String startTime = txtStartTime.getDateString();//开始时间
		String endTime = txtEndTime.getDateString();//结束时间
		String mission = missionField.getText();//任务名称
		String application = applicaField.getText();//创建人
		String applicaDepar = applicaDeparField.getText();//创建人部门
		if(startTime == null || "".equals(startTime.trim())){
			startTime = "1900-01-01 00:00:00";
		} else {
			startTime = startTime.substring(0, 10) + " 00:00:00";
		}
		if(endTime == null || "".equals(endTime.trim())){
			endTime = "9900-12-30 23:59:59";
		} else {
			endTime = endTime.substring(0, 10) + " 23:59:59";
		}
		filterString = " AND " +
				"(" +
				"CREATE_ >= TO_DATE('" + startTime + "','yyyy-MM-dd HH24:mi:ss')" + 
				" AND " +
				"CREATE_ <= TO_DATE('" + endTime + "','yyyy-MM-dd HH24:mi:ss')";
		filterString +=	")" +
		"";
		if(!"".equals(mission)){
			filterString += " AND PLDESC = '" + mission +"'";
		}
		if (!"".equals(application)){
			filterString += " AND PLCREATOR like '%" + application +"%'";
		}
		if (!"".equals(applicaDepar)){
			filterString += "#"+applicaDepar;
		}
		
		querySQL = filterString;
		return querySQL;
	}

	private String getI18nString(String spCode) {
		return ClientHelper.getI18nStringForWorkflow(this.getClass().getName() + "." + spCode, this.getLocale());
	}
	private int getTextField(){
		int i = 0;//输入的页数
		int count = getPageCount();//总页数
		if(textField.getText() == ""){
			VCIOptionPane.showMessage(this, "请输入要跳转的页数");
			return i;
		}else {
			String field = textField.getText();
			if(!field.matches("^[0-9_]+$")) {
				VCIOptionPane.showMessage(this, "请输入数字");
				return i;		
			}else if(Integer.parseInt(field)>count){
				VCIOptionPane.showMessage(this, "输入的页数大于总页数");
				return i;	
			}else {
				i = Integer.parseInt(field);
				return i;
			}
		}
	}
}