package com.mes.ui;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import javax.swing.*;
import javax.swing.table.DefaultTableCellRenderer;
import javax.swing.table.DefaultTableModel;
import javax.swing.table.TableColumn;
import java.awt.*;
import java.awt.event.ComponentAdapter;
import java.awt.event.ComponentEvent;
import java.util.List;

/**
 * 点检记录面板组件
 * 支持分页查询和展示点检记录数据
 */
public class CheckRecordPanel extends JPanel {

    private static final Logger log = LoggerFactory.getLogger(CheckRecordPanel.class);

    // 表格列名
    private static final String[] COLUMN_NAMES = {"检查项", "检查结果", "作业人员", "日期"};

    // 分页配置
    private static final int PAGE_SIZE = 20;

    // 查询条件
    private String oprno;  // 工位号
    private String lineSn; // 产线编号

    // 分页状态
    private int pageNo = 1;
    private long totalCount = 0;
    private int totalPages = 0;

    // UI组件
    private JTable table;
    private DefaultTableModel tableModel;
    private JLabel pageLabel;
    private JButton btnPrevious;
    private JButton btnNext;
    private JButton btnRefresh;
    private JLabel statusLabel;

    /**
     * 构造函数
     * @param oprno 工位号
     * @param lineSn 产线编号
     */
    public CheckRecordPanel(String oprno, String lineSn) {
        this.oprno = oprno;
        this.lineSn = lineSn;
        initUI();
    }

    /**
     * 初始化UI
     */
    private void initUI() {
        setLayout(null);
        setBackground(Color.WHITE);

        // 顶部控制区
        JPanel topPanel = new JPanel();
        topPanel.setLayout(null);
        topPanel.setBounds(0, 0, 1200, 70);
        topPanel.setBackground(new Color(248, 248, 248));
        add(topPanel);

        int xPos = 10;

        // 状态标签
        statusLabel = new JLabel("工位：" + oprno);
        statusLabel.setFont(new Font("微软雅黑", Font.PLAIN, 25));
        statusLabel.setBounds(xPos, 10, 250, 30);
        topPanel.add(statusLabel);
        xPos += 260;

        // 刷新按钮
        btnRefresh = new JButton("刷新");
        btnRefresh.setFont(new Font("微软雅黑", Font.PLAIN, 25));
        btnRefresh.setBounds(xPos, 10, 120, 40);
        btnRefresh.addActionListener(e -> {
            refreshData();
        });
        topPanel.add(btnRefresh);
        xPos += 130;

        // 上一页按钮
        btnPrevious = new JButton("上一页");
        btnPrevious.setFont(new Font("微软雅黑", Font.PLAIN, 25));
        btnPrevious.setBounds(xPos, 10, 120, 40);
        btnPrevious.addActionListener(e -> {
            if (pageNo > 1) {
                pageNo--;
                loadData();
            }
        });
        topPanel.add(btnPrevious);
        xPos += 130;

        // 页码显示
        pageLabel = new JLabel("0/0");
        pageLabel.setFont(new Font("微软雅黑", Font.PLAIN, 25));
        pageLabel.setHorizontalAlignment(SwingConstants.CENTER);
        pageLabel.setBorder(BorderFactory.createLineBorder(Color.GRAY, 1));
        pageLabel.setBounds(xPos, 10, 120, 40);
        topPanel.add(pageLabel);
        xPos += 130;

        // 下一页按钮
        btnNext = new JButton("下一页");
        btnNext.setFont(new Font("微软雅黑", Font.PLAIN, 25));
        btnNext.setBounds(xPos, 10, 120, 40);
        btnNext.addActionListener(e -> {
            if (pageNo < totalPages) {
                pageNo++;
                loadData();
            }
        });
        topPanel.add(btnNext);

        // 表格面板
        JPanel tablePanel = new JPanel();
        tablePanel.setBounds(0, 50, 1200, 518);
        tablePanel.setLayout(new GridLayout(1, 1, 0, 0));
        add(tablePanel);

        // 创建表格模型
        tableModel = new DefaultTableModel(COLUMN_NAMES, 0) {
            @Override
            public boolean isCellEditable(int row, int column) {
                return false;
            }
        };

        // 创建表格
        table = new JTable(tableModel);
        table.setRowHeight(32);
        table.setFont(new Font("微软雅黑", Font.PLAIN, 25));
        table.getTableHeader().setFont(new Font("微软雅黑", Font.BOLD, 30));
        table.getTableHeader().setReorderingAllowed(false);

        // 设置列宽
        setColumnWidths();

        // 设置居中渲染器
        DefaultTableCellRenderer centerRenderer = new DefaultTableCellRenderer();
        centerRenderer.setHorizontalAlignment(JLabel.CENTER);
        for (int i = 0; i < table.getColumnCount(); i++) {
            table.getColumnModel().getColumn(i).setCellRenderer(centerRenderer);
        }

        // 添加滚动面板
        JScrollPane scrollPane = new JScrollPane(table);
        tablePanel.add(scrollPane);

        // 添加组件大小变化监听器
        addComponentListener(new ComponentAdapter() {
            @Override
            public void componentResized(ComponentEvent e) {
                int w = getWidth();
                int h = getHeight();

                // 调整顶部面板宽度
                topPanel.setBounds(0, 0, w, 60);

                // 调整表格面板
                if (h > 50) {
                    tablePanel.setBounds(0, 60, w, h - 60);
                }

                topPanel.revalidate();
                tablePanel.revalidate();
            }
        });
    }

    /**
     * 设置列宽
     */
    private void setColumnWidths() {
        TableColumn column;
        // 检查项
        column = table.getColumnModel().getColumn(0);
        column.setPreferredWidth(300);
        // 检查结果
        column = table.getColumnModel().getColumn(1);
        column.setPreferredWidth(100);
        // 作业人员
        column = table.getColumnModel().getColumn(2);
        column.setPreferredWidth(100);
        // 日期
        column = table.getColumnModel().getColumn(3);
        column.setPreferredWidth(150);
    }

    /**
     * 刷新数据（重置到第一页）
     */
    public void refreshData() {
        pageNo = 1;
        loadData();
    }

    /**
     * 加载数据
     */
    public void loadData() {
        // 在后台线程中执行数据加载
        SwingWorker<CheckRecordResp, Void> worker = new SwingWorker<CheckRecordResp, Void>() {
            @Override
            protected CheckRecordResp doInBackground() throws Exception {
                // 更新状态
                SwingUtilities.invokeLater(() -> {
                    statusLabel.setText("正在加载...");
                    setButtonsEnabled(false);
                });

                // 调用接口查询数据
                return DataUtil.getCheckRecordList(oprno, pageNo, PAGE_SIZE);
            }

            @Override
            protected void done() {
                try {
                    CheckRecordResp resp = get();
                    updateUI(resp);
                } catch (Exception e) {
                    log.error("加载点检记录失败: {}", e.getMessage());
                    updateUIError("加载失败: " + e.getMessage());
                }
            }
        };
        worker.execute();
    }

    /**
     * 设置按钮启用状态
     */
    private void setButtonsEnabled(boolean enabled) {
        btnRefresh.setEnabled(enabled);
        btnPrevious.setEnabled(enabled && pageNo > 1);
        btnNext.setEnabled(enabled && pageNo < totalPages);
    }

    /**
     * 更新UI显示数据
     */
    private void updateUI(CheckRecordResp resp) {
        // 清空表格
        tableModel.setRowCount(0);

        if (resp == null || !resp.isResult()) {
            String msg = resp != null ? resp.getMessage() : "请求失败";
            updateUIError(msg);
            return;
        }

        // 更新分页信息
        totalCount = resp.getCount();
        totalPages = (int) Math.ceil((double) totalCount / PAGE_SIZE);
        if (totalPages == 0) totalPages = 1;

        // 更新页码显示
        pageLabel.setText(pageNo + "/" + totalPages);

        // 更新按钮状态
        setButtonsEnabled(true);

        // 更新状态标签
        statusLabel.setText("工位：" + oprno + " 共" + totalCount + "条");

        // 填充表格数据
        List<CheckRecordData> list = resp.getList();
        if (list != null && !list.isEmpty()) {
            for (CheckRecordData data : list) {
                Object[] row = {
                        data.getCheckItem(),
                        data.getCheckResult(),
                        data.getUpdateBy(),
                        data.getUpdateDate()
                };
                tableModel.addRow(row);
            }
        }

        // 刷新表格
        table.repaint();
    }

    /**
     * 更新UI显示错误信息
     */
    private void updateUIError(String message) {
        statusLabel.setText("错误: " + message);
        pageLabel.setText("0/0");
        setButtonsEnabled(true);
        btnPrevious.setEnabled(false);
        btnNext.setEnabled(false);
        tableModel.setRowCount(0);
    }

    /**
     * 获取当前工位号
     */
    public String getOprno() {
        return oprno;
    }
}