完善代码；

alielie

2025-03-03 1fca2167068e9ef2c079ec742f20313fc6697ab1

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using System.Collections.ObjectModel;
using System.Data;
using HMI.Core.Entity;
using HMI.Core.Util;
using HMI.ParameterManage.Entity;
 
namespace HMI.ParameterManage
{
    public class ControlModel : NotifyBase
    {
        public ControlModel(SqliteHelper sqliteHelper)
        {
            SqliteHelper = sqliteHelper;
        }
 
        public SqliteHelper SqliteHelper { get; private set; }
 
        private ObservableCollection<ProductData> products;
 
        public ObservableCollection<ProductData> Products
        {
            get { return products; }
            set { Set(ref products, value); }
        }
 
        private ObservableCollection<ParameterData> parameters;
 
        public ObservableCollection<ParameterData> Parameters
        {
            get { return parameters; }
            set { Set(ref parameters, value); }
        }
 
        private ProductData selectedProduct;
 
        public ProductData SelectedProduct
        {
            get { return selectedProduct; }
            set
            {
                Set(ref selectedProduct, value);
                LoadParameters();
            }
        }
 
        public void LoadProducts()
        {
            DataTable dt = SqliteHelper.GetDataTable("SELECT * FROM product ORDER BY id;");
            ObservableCollection<ProductData> products = new ObservableCollection<ProductData>();
 
            if (dt != null)
            {
                foreach (DataRow dr in dt.Rows)
                {
                    var p = new ProductData
                    {
                        Id = dr["id"].ToString(),
                        Name = dr["name"].ToString(),
                        IsMaster = dr["isMaster"].ToString() == "1",
                        ParentId = dr["parentId"].ToString(),
                    };
                    products.Add(p);
                }
            }
            Products = products;
        }
 
        public void LoadParameters()
        {
 
            ObservableCollection<ParameterData> parameters = new ObservableCollection<ParameterData>();
            if (SelectedProduct != null)
            {
 
                DataTable dt = SqliteHelper.GetDataTable($"SELECT * FROM parameter WHERE productName='{SelectedProduct.Name}' ORDER BY id;");
                if (dt != null)
                {
                    foreach (DataRow dr in dt.Rows)
                    {
                        var p = new ParameterData
                        {
                            Id = dr["id"].ToString(),
                            Name = dr["name"].ToString(),
                            Value = dr["value"].ToString(),
                            Unit = dr["unit"].ToString(),
                            Description = dr["description"].ToString(),
                            PGroup = dr["pGroup"].ToString(),
                            ProductName = dr["productName"].ToString(),
                        };
                        parameters.Add(p);
                    }
                }
 
            }
            Parameters = parameters;
        }
    }
}