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package com.lsy.ui;
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import com.lsy.dao.ProductDaolsy;
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import com.lsy.dao.impl.ProductDaoImplsy;
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import com.lsy.model.Productlsy;
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import javax.swing.*;
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import javax.swing.table.TableModel;
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import java.awt.*;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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public class ReserveTablemodel extends Myframelsy{
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private JTable table;
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private JLabel lblImage;
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private JLabel lblListprice;
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private JLabel lblDescn;
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private JLabel lblUnitcost;
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//商品列表集合
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private List<Productlsy> products;
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///创建商品Dao对象
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private final ProductDaolsy dao =new ProductDaoImplsy();
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//购物车，键是选择商品的Id，值是商品的数量
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private Map<String,Integer> cart = new HashMap<String,Integer>();
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//选择的商品索引
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private int selectedRow = -1;
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public ReserveTablemodel(String title,int width,int height){
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super(title,width,height);
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//查询所有商品
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products = dao.findAll();
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//初始化界面
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//添加顶部搜索面板
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getContentPane().add(getSearchPanel(), BorderLayout.NORTH);
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//初始化分隔面板
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JSplitPane splitPane = new JSplitPane();
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//设置分隔线位置
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splitPane.setDividerLocation(600);
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//设置左侧面板
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splitPane.setLeftComponent(getLeftPanel());
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//设置右侧面板
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splitPane.setRightComponent(getRightPanel());
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//添加分隔面板
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getContentPane().add(splitPane,BorderLayout.CENTER);
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}
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//初始化搜索面板
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private JPanel getSearchPanel(){
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JPanel searchPanel = new JPanel();
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FlowLayout flowLayout = (FlowLayout) searchPanel.getLayout();
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flowLayout.setVgap(20);
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flowLayout.setHgap(40);
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JLabel lbl = new JLabel("选择商品类别：");
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lbl.setFont(new Font("微软雅黑", Font.PLAIN, 15));
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searchPanel.add(lbl);
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String[] categorys = {"鱼类","狗类","爬行类","猫类","鸟类"};
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JComboBox comboBox = new JComboBox(categorys);
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comboBox.setFont(new Font("微软雅黑",Font.PLAIN,15));
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searchPanel.add(comboBox);
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JButton btnGo = new JButton("查询");
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btnGo.setFont(new Font("微软雅黑",Font.PLAIN,15));
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searchPanel.add(btnGo);
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JButton btnReset = new JButton("重置");
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btnReset.setFont(new Font("微软雅黑",Font.PLAIN,15));
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searchPanel.add(btnReset);
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//注册查询按钮的ActionEvent事件监听器
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btnGo.addActionListener(e -> {
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//所选择的类别
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String category = (String) comboBox.getSelectedItem();
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//按照类别进行查询
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products = dao.findByCategory(category);
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TableModel model = new ProductTablemodel(products);
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table.setModel(model);
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});
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//注册重置按钮的ActionEvent事件监听器
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btnReset.addActionListener(e -> {
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products = dao.findAll();
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TableModel model = new ProductTablemodel(products);
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table.setModel(model);
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});
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return searchPanel;
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}
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//右侧面板
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private JPanel getRightPanel() {
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JPanel rightPanel = new JPanel();
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rightPanel.setBackground(Color.WHITE);
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rightPanel.setLayout(new GridLayout(2, 1, 0, 0));
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lblImage = new JLabel();
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rightPanel.add(lblImage);
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lblImage.setHorizontalAlignment(SwingConstants.CENTER);
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JPanel detailPanel = new JPanel();
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detailPanel.setBackground(Color.WHITE);
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rightPanel.add(detailPanel);
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detailPanel.setLayout(new GridLayout(8, 1, 0, 5));
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JSeparator separator_1 = new JSeparator();
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detailPanel.add(separator_1);
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lblListprice = new JLabel();
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detailPanel.add(lblListprice);
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//设置字体
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lblListprice.setFont(new Font("微软雅黑", Font.PLAIN, 16));
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lblUnitcost = new JLabel();
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detailPanel.add(lblUnitcost);
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//设置字体
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lblUnitcost.setFont(new Font("微软雅黑", Font.PLAIN, 16));
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lblDescn = new JLabel();
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detailPanel.add(lblDescn);
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//设置字体
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lblDescn.setFont(new Font("微软雅黑", Font.PLAIN, 16));
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JSeparator separator_2 = new JSeparator();
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detailPanel.add(separator_2);
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JButton btnAdd = new JButton("添加购物车");
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btnAdd.setFont(new Font("微软雅黑", Font.PLAIN, 15));
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detailPanel.add(btnAdd);
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//布局占位使用
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JLabel lb1 = new JLabel("");
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detailPanel.add(lb1);
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JButton btnCheck = new JButton("查看购物车");
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btnCheck.setFont(new Font("微软雅黑", Font.PLAIN, 15));
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detailPanel.add(btnCheck);
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//注册【查看购物车】按钮的ActionEvent事件监听器
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btnAdd.addActionListener(e -> {
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if (selectedRow == -1) {
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return;
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}
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//添加商品到购物车处理
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Productlsy selectproduct = products.get(selectedRow);
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String productid = selectproduct.getProductidlsy();
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if (cart.containsKey(productid)) {
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//购物车中已有该商品
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//获得商品数量
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Integer quantity = cart.get(productid);
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cart.put(productid, ++quantity);
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} else {
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cart.put(productid, 1);
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}
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System.out.println(cart);
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});
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//注册【查看购物车】按钮的ActionEvent事件监听器
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// btnCheck.addActionListener(e -> {
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// CartFrame cartFrame = new CartFrame(cart, this);
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// cartFrame.setVisible(true);
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// setVisible(false);
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// }
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// );
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return rightPanel;
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}
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//初始化左侧面板
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private JScrollPane getLeftPanel(){
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JScrollPane leftScrollPane = new JScrollPane();
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leftScrollPane.setViewportView(getTable());
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return leftScrollPane;
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}
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//初始化左侧面板中的表格控件
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private JTable getTable() {
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TableModel model = new ProductTablemodel(this.products);
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if (table == null) {
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table = new JTable(model);
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//设置表中内容字体
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table.setFont(new Font("微软雅黑", Font.PLAIN, 16));
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//设置表列标题字体
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table.getTableHeader().setFont(new Font("微软雅黑", Font.PLAIN, 16));
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//设置表行高
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table.setRowHeight(51);
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table.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
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ListSelectionModel rowSelectionModel = table.getSelectionModel();
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rowSelectionModel.addListSelectionListener(e -> {
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//只处理鼠标释放
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if (e.getValueIsAdjusting()) {
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return;
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}
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ListSelectionModel lsm = (ListSelectionModel) e.getSource();
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selectedRow = lsm.getMinSelectionIndex();
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if (selectedRow < 0) {
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return;
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}
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//更新右侧面板内容
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Productlsy p = products.get(selectedRow);
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String petImage = String.format("/images/%s", p.getImagelsy());
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ImageIcon icon = new ImageIcon(ProductListFrame.class.getResource(petImage));
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lblImage.setIcon(icon);
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String descn = p.getDescnlsy();
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lblDescn.setText("商品描述：" + descn);
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double listprice = p.getListpricelsy();
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String slistprice = String.format("商品市场价%.2f", listprice);
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lblListprice.setText(slistprice);
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double unitcost = p.getUnitcostlsy();
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String slilUnitcost = String.format("商品单价%.2f", unitcost);
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lblUnitcost.setText(slilUnitcost);
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});
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} else {
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table.setModel(model);
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}
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return table;
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}
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}
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