#region

using System;
using System.Data;
using System.Windows.Forms;
using CSFrameworkV5.Common;
using CSFrameworkV5.Core;
using DevExpress.XtraEditors;

#endregion

namespace CSFrameworkV5.Library.PermissionForms
{
    /// <summary>
    ///     点击确定应用数据事件
    /// </summary>
    /// <param name="detail">数据表</param>
    /// <param name="listBox">复选列表框</param>
    /// <returns></returns>
    public delegate bool OnUserRoleEditorApply(DataTable detail,
        CheckedListBoxControl listBox, DateTime expireDate);

    public partial class frmUserRolePicker : frmBase
    {
        private string _codeField;
        private DataTable _detail;
        private string _displayField;
        private bool _isOK;
        private DataTable _list;
        private OnUserRoleEditorApply _myMethod;
        private string _nameField;
        private bool _supportRemoveItem;

        private frmUserRolePicker()
        {
            InitializeComponent();
        }

        private void btnApply_Click(object sender, EventArgs e)
        {
            try
            {
                frmWaitingEx.ShowMe(this);

                if (_myMethod != null)
                {
                    _isOK = _myMethod(_detail, chkList, txtExpireDate.DateTime);
                    if (_isOK)
                    {
                        Msg.ShowInformation("操作成功！");
                        btnApply.Tag = "OK";
                        Close();
                    }
                    else
                    {
                        Msg.Warning("处理数据发生错误！");
                    }
                }
                else
                {
                    Msg.Warning("没有提供处理事件:OnDetailItemEditorApply！");
                }
            }
            finally
            {
                frmWaitingEx.HideMe(this);
            }
        }

        private void btnCancel_Click(object sender, EventArgs e)
        {
            btnApply.Tag = null;
            Close();
        }

        private void btnSearch_Click(object sender, EventArgs e)
        {
            if (txtCodeName.Text != "")
            {
                var filter = _codeField + " LIKE '%" + txtCodeName.Text +
                             "%' OR " + _nameField + " LIKE '%" +
                             txtCodeName.Text + "%'";
                var dt = _list.Copy();
                dt.DefaultView.RowFilter = filter;
                dt = dt.DefaultView.ToTable();
                InitEditor(dt);
            }
            else
            {
                InitEditor(_list);
            }
        }

        /// <summary>
        ///     通用接口
        /// </summary>
        /// <param name="callBack">点确定按钮回调函数</param>
        /// <param name="detail">本次处理的数据</param>
        /// <param name="list">参考数据，用于填充ListBox列表组件数据源</param>
        /// <param name="codeField">取值字段名</param>
        /// <param name="nameField">标题字段名</param>
        /// <param name="displayField">显示字段名</param>
        /// <param name="supportRemoveItem">是否支持删除项目</param>
        /// <returns></returns>
        public static bool Execute(OnUserRoleEditorApply callBack,
            DataTable detail,
            DataTable list,
            string codeField, string nameField, string displayField,
            bool supportRemoveItem)
        {
            var form = new frmUserRolePicker();
            form._myMethod = callBack;
            form._codeField = codeField;
            form._detail = detail;
            form._displayField = displayField;
            form._list = list;
            form._nameField = nameField;
            form._supportRemoveItem = supportRemoveItem;
            form.InitEditor(list);
            form.ShowDialog();
            return form.btnApply.Tag != null;
        }

        private void frmDetailItemEditor_Load(object sender, EventArgs e)
        {
            txtExpireDate.DateTime = DateTime.Today.AddYears(10);
        }

        private void InitEditor(DataTable listData)
        {
            if (_displayField == "") _displayField = _nameField;

            CheckState chk;
            string code;
            chkList.Items.Clear();
            foreach (DataRow R in listData.Rows)
            {
                code = ConvertEx.ToString(R[_codeField]);
                var rs = _detail.Select(_codeField + "='" + code + "'");
                if (rs.Length > 0)
                    chk = CheckState.Checked;
                else
                    chk = CheckState.Unchecked;

                if (_supportRemoveItem) //支持删除功能
                    chkList.Items.Add(code, R[_displayField].ToStringEx(), chk,
                        true);
                else //编辑器不支持删除（去掉勾），要禁止已勾选的项目
                    chkList.Items.Add(code, R[_displayField].ToStringEx(), chk,
                        rs.Length == 0);
            }
        }
    }
}