using System;
using System.Collections.Generic;
using System.Web.UI.WebControls;
using GThinking.N_CONTROL;

namespace GThinking.N_XLXSBJ
{
    /// <summary>
    /// 外部线缆产品导入 — 线缆报价等效替换（XLXSBJDXTHDZQD）统一列表，通过 THLX 区分各子类型。
    /// </summary>
    public partial class XLBJD_WBBJDDXDZQDList : XLBJD_WBBJDDXListBase
    {
        private const string ViewStateThLxKey = "WBBJDDXDZQD_THLX";

        private string _thLx = "";

        protected override string ThLx { get { return _thLx; } }

        protected override gtGridView GridControl { get { return grdContentGrid; } }

        protected void Page_Load(object sender, EventArgs e)
        {
            if (!IsPostBack)
            {
                _thLx = PageParam.GetRTrimString("THLX");
                if (!XLBJD_WBBJDDXListBase.IsSupportedDxdThLx(_thLx))
                {
                    ShowMessage("缺少或无效的替换类型参数 THLX。");
                    return;
                }
                ViewState[ViewStateThLxKey] = _thLx;
            }
            else
            {
                object o = ViewState[ViewStateThLxKey];
                _thLx = o == null ? "" : o.ToString().Trim();
                if (!XLBJD_WBBJDDXListBase.IsSupportedDxdThLx(_thLx))
                {
                    ShowMessage("会话中的替换类型无效，请重新打开。");
                    return;
                }
            }

            ApplyGridColumnVisibility();
            SetPageTitle();
            DXList_Page_Load(sender, e);
        }

        private void SetPageTitle()
        {
            string title;
            if (!ThLxTitles.TryGetValue(_thLx, out title))
                title = "线缆报价等效替换";
            Page.Title = title;
        }

        private static readonly Dictionary<string, string> ThLxTitles;

        static XLBJD_WBBJDDXDZQDList()
        {
            ThLxTitles = new Dictionary<string, string>(StringComparer.Ordinal);
            ThLxTitles.Add("DYDJJQTH", "电压等级精确等效");
            ThLxTitles.Add("XHGGDYDJJQTH", "型号规格电压等级精确等效");
            ThLxTitles.Add("XHGGJQTH", "型号规格精确等效");
            ThLxTitles.Add("XHDYDJJQTH", "型号电压等级精确等效");
            ThLxTitles.Add("XHZZDYDJJQTHDYDJ", "型号正则电压等级精确等效电压等级");
            ThLxTitles.Add("XHJQTH", "型号精确等效");
            ThLxTitles.Add("XHZZTH", "型号正则等效");
            ThLxTitles.Add("GGZZTH", "规格正则等效");
        }

        private void ApplyGridColumnVisibility()
        {
            Dictionary<string, byte> visible = XLBJD_WBBJDDXListBase.GetVisibleDataFieldsForThLx(_thLx);
            if (visible == null)
                return;
            foreach (DataControlField col in grdContentGrid.Columns)
            {
                BoundField bf = col as BoundField;
                if (bf == null)
                    continue;
                bf.Visible = visible.ContainsKey(bf.DataField);
            }
        }
    }
}