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package view;
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import javafx.collections.FXCollections;
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import javafx.geometry.Insets;
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import javafx.geometry.Pos;
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import javafx.scene.control.*;
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import javafx.scene.layout.*;
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import javafx.scene.control.cell.PropertyValueFactory;
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import model.DataManager;
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import model.Goods;
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import model.InventoryManager;
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import java.time.LocalDateTime;
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import java.time.format.DateTimeFormatter;
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import java.util.List;
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public class GoodsManagementView extends BorderPane {
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private TextField idField;
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private TextField nameField;
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private TextField specificationField;
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private TextField unitField;
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private TextField priceField;
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private TextField categoryField;
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private TextField quantityField;
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private TableView<Goods> tableView;
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public GoodsManagementView() {
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initializeUI();
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}
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private void initializeUI() {
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// 顶部操作区域
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VBox topArea = createTopArea();
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setTop(topArea);
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// 中间表格区域
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tableView = createTableView();
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setCenter(tableView);
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// 加载现有货物数据
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loadGoodsData();
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// 添加双击事件以填充文本字段
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tableView.setOnMouseClicked(event -> {
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if (event.getClickCount() == 2) {
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Goods selectedGoods = tableView.getSelectionModel().getSelectedItem();
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if (selectedGoods != null) {
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fillFields(selectedGoods);
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}
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}
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});
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}
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private VBox createTopArea() {
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VBox topArea = new VBox(10);
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topArea.setPadding(new Insets(10));
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// 基本信息
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GridPane basicInfo = new GridPane();
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basicInfo.setHgap(10);
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basicInfo.setVgap(10);
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Label idLabel = new Label("货物ID：");
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idField = new TextField();
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idField.setPromptText("请输入货物ID");
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idField.setEditable(false); // ID 不可编辑
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Label nameLabel = new Label("货物名称：");
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nameField = new TextField();
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nameField.setPromptText("请输入货物名称");
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Label specificationLabel = new Label("规格：");
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specificationField = new TextField();
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specificationField.setPromptText("请输入规格");
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Label unitLabel = new Label("单位：");
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unitField = new TextField();
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unitField.setPromptText("请输入单位");
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Label priceLabel = new Label("价格：");
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priceField = new TextField();
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priceField.setPromptText("请输入价格");
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Label categoryLabel = new Label("类别：");
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categoryField = new TextField();
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categoryField.setPromptText("请输入类别");
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basicInfo.addRow(0, idLabel, idField, nameLabel, nameField);
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basicInfo.addRow(1, specificationLabel, specificationField, unitLabel, unitField);
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basicInfo.addRow(2, priceLabel, priceField, categoryLabel, categoryField);
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// 库存信息
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GridPane stockInfo = new GridPane();
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stockInfo.setHgap(10);
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stockInfo.setVgap(10);
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Label quantityLabel = new Label("数量：");
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quantityField = new TextField();
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quantityField.setPromptText("请输入数量");
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stockInfo.addRow(0, quantityLabel, quantityField);
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// 设置列宽
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ColumnConstraints column1 = new ColumnConstraints();
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column1.setMinWidth(80);
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ColumnConstraints column2 = new ColumnConstraints();
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column2.setMinWidth(200);
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ColumnConstraints column3 = new ColumnConstraints();
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column3.setMinWidth(80);
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ColumnConstraints column4 = new ColumnConstraints();
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column4.setMinWidth(200);
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basicInfo.getColumnConstraints().addAll(column1, column2, column3, column4);
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stockInfo.getColumnConstraints().addAll(column1, column2);
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// 操作按钮
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HBox buttonBox = new HBox(10);
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buttonBox.setAlignment(Pos.CENTER_RIGHT);
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buttonBox.setPadding(new Insets(10, 0, 0, 0));
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Button saveButton = new Button("修改");
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saveButton.setOnAction(e -> handleSave());
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Button clearButton = new Button("清空");
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clearButton.setOnAction(e -> handleClear());
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buttonBox.getChildren().addAll(saveButton, clearButton);
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topArea.getChildren().addAll(basicInfo, stockInfo, buttonBox);
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return topArea;
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}
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private TableView<Goods> createTableView() {
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TableView<Goods> table = new TableView<>();
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TableColumn<Goods, String> idCol = new TableColumn<>("货物ID");
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idCol.setCellValueFactory(new PropertyValueFactory<>("id"));
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TableColumn<Goods, String> nameCol = new TableColumn<>("货物名称");
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nameCol.setCellValueFactory(new PropertyValueFactory<>("name"));
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TableColumn<Goods, String> specificationCol = new TableColumn<>("规格");
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specificationCol.setCellValueFactory(new PropertyValueFactory<>("specification"));
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TableColumn<Goods, String> unitCol = new TableColumn<>("单位");
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unitCol.setCellValueFactory(new PropertyValueFactory<>("unit"));
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TableColumn<Goods, Double> priceCol = new TableColumn<>("价格");
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priceCol.setCellValueFactory(new PropertyValueFactory<>("price"));
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TableColumn<Goods, String> categoryCol = new TableColumn<>("类别");
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categoryCol.setCellValueFactory(new PropertyValueFactory<>("category"));
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TableColumn<Goods, Integer> quantityCol = new TableColumn<>("数量");
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quantityCol.setCellValueFactory(new PropertyValueFactory<>("quantity"));
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// 新增的列
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TableColumn<Goods, LocalDateTime> inboundTimeCol = new TableColumn<>("入库时间");
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inboundTimeCol.setCellValueFactory(new PropertyValueFactory<>("inboundTime"));
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TableColumn<Goods, String> operatorCol = new TableColumn<>("入库操作员");
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operatorCol.setCellValueFactory(new PropertyValueFactory<>("operator"));
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TableColumn<Goods, String> supplierCol = new TableColumn<>("供应商");
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supplierCol.setCellValueFactory(new PropertyValueFactory<>("supplier"));
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TableColumn<Goods, String> remarkCol = new TableColumn<>("备注");
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remarkCol.setCellValueFactory(new PropertyValueFactory<>("remark"));
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table.getColumns().addAll(idCol, nameCol, specificationCol, unitCol, priceCol, categoryCol, quantityCol,
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inboundTimeCol, operatorCol, supplierCol, remarkCol);
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return table;
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}
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private void loadGoodsData() {
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List<Goods> goodsList = DataManager.getInstance().getAllGoods();
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tableView.setItems(FXCollections.observableArrayList(goodsList));
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}
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private void handleSave() {
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try {
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String id = idField.getText().trim();
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String name = nameField.getText().trim();
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String specification = specificationField.getText().trim();
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String unit = unitField.getText().trim();
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String priceText = priceField.getText().trim();
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String category = categoryField.getText().trim();
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String quantityText = quantityField.getText().trim();
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// 输入验证
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if (id.isEmpty() || name.isEmpty() || specification.isEmpty() || unit.isEmpty() ||
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priceText.isEmpty() || category.isEmpty() || quantityText.isEmpty()) {
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showAlert("错误", "请填写完整的货物信息！");
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return;
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}
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double price;
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int quantity;
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try {
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price = Double.parseDouble(priceText);
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if (price <= 0) {
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showAlert("错误", "价格必须大于0！");
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return;
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}
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} catch (NumberFormatException e) {
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showAlert("错误", "请输入有效的价格！");
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return;
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}
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try {
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quantity = Integer.parseInt(quantityText);
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if (quantity <= 0) {
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showAlert("错误", "数量必须大于0！");
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return;
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}
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} catch (NumberFormatException e) {
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showAlert("错误", "请输入有效的数量！");
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return;
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}
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// 查找货物对象
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Goods existingGoods = DataManager.getInstance().getGoods(id);
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if (existingGoods == null) {
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showAlert("错误", "货物ID不存在！");
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return;
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}
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// 更新货物对象
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existingGoods.setName(name);
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existingGoods.setSpecification(specification);
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existingGoods.setUnit(unit);
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existingGoods.setPrice(price);
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existingGoods.setCategory(category);
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existingGoods.setQuantity(quantity);
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// 更新表格
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tableView.refresh();
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// 清空输入
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handleClear();
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showAlert("成功", "货物信息已更新！");
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} catch (Exception e) {
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showAlert("错误", "保存失败：" + e.getMessage());
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}
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}
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private void handleClear() {
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idField.clear();
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nameField.clear();
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specificationField.clear();
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unitField.clear();
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priceField.clear();
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categoryField.clear();
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quantityField.clear();
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}
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private void fillFields(Goods goods) {
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idField.setText(goods.getId());
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nameField.setText(goods.getName());
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specificationField.setText(goods.getSpecification());
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unitField.setText(goods.getUnit());
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priceField.setText(String.valueOf(goods.getPrice()));
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categoryField.setText(goods.getCategory());
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quantityField.setText(String.valueOf(goods.getQuantity()));
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}
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private void showAlert(String title, String content) {
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Alert alert = new Alert(Alert.AlertType.INFORMATION);
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alert.setTitle(title);
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alert.setHeaderText(null);
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alert.setContentText(content);
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alert.showAndWait();
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}
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}
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