import java.sql.*;

public class AddMissingColumns {
    public static void main(String[] args) {
        String url = "jdbc:dm://192.168.0.145:30236?charset=utf8";
        String username = "WATERSHED";
        String password = "WaterShed./1224";
        
        Connection conn = null;
        Statement stmt = null;
        
        try {
            Class.forName("dm.jdbc.driver.DmDriver");
            conn = DriverManager.getConnection(url, username, password);
            stmt = conn.createStatement();
            
            // 添加第三视角相机朝向字段
            String[] addColumnSqls = {
                "ALTER TABLE BUSINESS_SCENE ADD COLUMN THIRD_PERSON_CAMERA_HEADING DECIMAL(10,6)",
                "ALTER TABLE BUSINESS_SCENE ADD COLUMN THIRD_PERSON_CAMERA_PITCH DECIMAL(10,6)",
                "ALTER TABLE BUSINESS_SCENE ADD COLUMN THIRD_PERSON_CAMERA_ROLL DECIMAL(10,6)",
                "ALTER TABLE BUSINESS_SCENE ADD COLUMN THIRD_PERSON_CAMERA_DIRECTION VARCHAR(200)",
                "ALTER TABLE BUSINESS_SCENE ADD COLUMN THIRD_PERSON_CAMERA_UP VARCHAR(200)"
            };
            
            for (String sql : addColumnSqls) {
                try {
                    stmt.execute(sql);
                    System.out.println("成功执行: " + sql);
                } catch (SQLException e) {
                    System.out.println("执行失败(可能已存在): " + sql);
                    System.out.println("错误信息: " + e.getMessage());
                }
            }
            
            // 添加字段注释
            String[] columnComments = {
                "COMMENT ON COLUMN BUSINESS_SCENE.THIRD_PERSON_CAMERA_HEADING IS '第三视角相机朝向角（弧度）'",
                "COMMENT ON COLUMN BUSINESS_SCENE.THIRD_PERSON_CAMERA_PITCH IS '第三视角相机俯仰角（弧度）'",
                "COMMENT ON COLUMN BUSINESS_SCENE.THIRD_PERSON_CAMERA_ROLL IS '第三视角相机翻滚角（弧度）'",
                "COMMENT ON COLUMN BUSINESS_SCENE.THIRD_PERSON_CAMERA_DIRECTION IS '第三视角相机方向向量（JSON格式）'",
                "COMMENT ON COLUMN BUSINESS_SCENE.THIRD_PERSON_CAMERA_UP IS '第三视角相机上向量（JSON格式）'"
            };
            
            for (String comment : columnComments) {
                try {
                    stmt.execute(comment);
                    System.out.println("成功添加注释: " + comment);
                } catch (SQLException e) {
                    System.out.println("添加注释失败: " + comment);
                }
            }
            
            System.out.println("所有字段添加完成！");
            
        } catch (Exception e) {
            e.printStackTrace();
        } finally {
            try {
                if (stmt != null) stmt.close();
                if (conn != null) conn.close();
            } catch (SQLException e) {
                e.printStackTrace();
            }
        }
    }
}