using System;
using System.Collections.Generic;
using System.Data;
using System.Linq;
using System.Windows.Forms;


namespace OTSIncAReportApp.OTSMgrInfo
{
    public partial class Triangulation_Item : Form
    {
        #region 变量定义
        private DataTable m_dt_moban;
        private DataTable m_dt_item_element;
        private string m_mobanid = "";
        private string m_xiangmuming = "";
        #endregion

        #region 构造函数及窗体加载
        public Triangulation_Item()
        {
            InitializeComponent();
        }

        public Triangulation_Item(string in_mobanid, string in_xiangmuming, DataTable in_dt_moban, DataTable in_dt_item_element)
        {
            m_mobanid = in_mobanid;
            m_xiangmuming = in_xiangmuming;
            m_dt_moban = in_dt_moban;
            m_dt_item_element = in_dt_item_element;
            InitializeComponent();
        }

        private void Triangulation_Item_Load(object sender, EventArgs e)
        {
            if (m_mobanid == "")
            {
                //进入该窗体必须是有数据记录的情况 ，如果没有说明出现问题，返回
                return;
            }

            //绑定下拉框
            BindComboBox();

            //设置数据列
            Gview_element.Columns.Add("序号", "序号");
            Gview_element.Columns.Add("元素名称", "元素名称");
            Gview_element.Columns.Add("元素数量", "元素数量");

            //增加linkButton，删除按钮
            DataGridViewLinkColumn dlink = new DataGridViewLinkColumn();
            dlink.Text = "删除";//添加的这列的显示文字，即每行最后一列显示的文字。
            dlink.Name = "delLink";
            dlink.HeaderText = "删除";//列的标题
            dlink.UseColumnTextForLinkValue = true;//上面设置的dlink.Text文字在列中显示
            Gview_element.Columns.Add(dlink);

            //加载样式
            SetDataGridStyle();

            //绑定数据
            BindGView();

            //显示项目名称
            for (int i = 0; i < m_dt_moban.Rows.Count; i++)
            {
                if (m_dt_moban.Rows[i]["TemplateID"].ToString() == m_mobanid)
                {
                    tb_itemname.Text = m_dt_moban.Rows[i][m_xiangmuming].ToString();
                }
            }
        }
        #endregion

        #region 自定义函数及方法

        /// <summary>
        /// 提供编号列名，获取DataTable中，编号列自增长后的ID标识
        /// </summary>
        /// <param name="dt"></param>
        /// <param name="col_name"></param>
        /// <returns></returns>
        public int Get_MaxBH(DataTable dt, string col_name)
        {
            int rownumber = 0;
            if (dt.Rows.Count == 0)
            {
                rownumber = 1;
                return rownumber;
            }
            else
            {
                //取最大的并且小于10000的表自增长id,然后再加1
                for (int i = 0; i < dt.Rows.Count; i++)
                {
                    int ls_int = Convert.ToInt32(dt.Rows[i][col_name].ToString());
                    if (rownumber <= ls_int && 10000 > ls_int)
                    {
                        rownumber = ls_int + 1;
                    }
                }
            }

            return rownumber;
        }

        /// <summary>
        /// 向GridView绑定数据
        /// </summary>
        private void BindGView()
        {
            Gview_element.Rows.Clear();

            for (int i = 0; i < m_dt_item_element.Rows.Count; i++)
            {
                if (m_dt_item_element.Rows[i]["TemplateID"].ToString() == m_mobanid
                    && (m_dt_item_element.Rows[i]["ItemTypeName"].ToString() == m_xiangmuming))
                {
                    int index = Gview_element.Rows.Add();
                    Gview_element.Rows[index].Cells["序号"].Value = m_dt_item_element.Rows[i]["ElementID"].ToString();
                    Gview_element.Rows[index].Cells["元素名称"].Value = m_dt_item_element.Rows[i]["ElementName"].ToString();
                    Gview_element.Rows[index].Cells["元素数量"].Value = m_dt_item_element.Rows[i]["ElementNumber"].ToString();
                }
            }
        }

        /// <summary>
        /// 绑定元素名称，及元素数量combobox
        /// </summary>
        private void BindComboBox()
        {
            cbo_elementname.Items.Clear();
            cbo_elementnumber.Items.Clear();

            List<OTSRptPeriodicTable.Periodic> list_periodic = OTSRptPeriodicTable.CListPeriodic.GetListPeriodic();

            //排序
            List<OTSRptPeriodicTable.Periodic> list_sortperiodic = list_periodic.OrderBy(s => s.FH).ToList();

            foreach (OTSRptPeriodicTable.Periodic pc in list_sortperiodic)
            {
                cbo_elementname.Items.Add(pc.FH);
            }

            for (int i = 1; i < 21; i++)
            {
                cbo_elementnumber.Items.Add(i.ToString());
            }

            cbo_elementname.SelectedIndex = 0;
            cbo_elementnumber.SelectedIndex = 0;
        }

        private void SetDataGridStyle()
        {
            #region //设置规则 DataGridView的样式------------------------------
            Gview_element.ColumnHeadersHeightSizeMode = DataGridViewColumnHeadersHeightSizeMode.DisableResizing;
            Gview_element.RowHeadersWidthSizeMode = DataGridViewRowHeadersWidthSizeMode.DisableResizing;

            Gview_element.AllowUserToResizeColumns = false;
            Gview_element.AllowUserToResizeRows = false;

            //改变行的高度;
            Gview_element.RowTemplate.Height = 20;

            //改变标题的高度;  
            Gview_element.ColumnHeadersHeightSizeMode = DataGridViewColumnHeadersHeightSizeMode.EnableResizing;
            Gview_element.ColumnHeadersHeight = 20;

            //禁用排序
            for (int i = 0; i < this.Gview_element.Columns.Count; i++)
            {
                this.Gview_element.Columns[i].SortMode = DataGridViewColumnSortMode.NotSortable;
            }

            //点击选择整行
            Gview_element.SelectionMode = DataGridViewSelectionMode.FullRowSelect;

            //设置每列的宽度
            Gview_element.Columns[0].Width = 50;
            Gview_element.Columns[1].Width = 80;
            Gview_element.Columns[2].Width = 80;
            Gview_element.Columns[3].Width = 50;

            //禁止排序
            for (int i = 0; i < Gview_element.Columns.Count; i++)
            {
                Gview_element.Columns[i].SortMode = DataGridViewColumnSortMode.NotSortable;
            }

            //居中显示
            System.Windows.Forms.DataGridViewCellStyle dataGridViewCellStyle1 = new System.Windows.Forms.DataGridViewCellStyle();
            dataGridViewCellStyle1.Alignment = System.Windows.Forms.DataGridViewContentAlignment.MiddleCenter;
            Gview_element.DefaultCellStyle = dataGridViewCellStyle1;
            Gview_element.ColumnHeadersDefaultCellStyle.Alignment = DataGridViewContentAlignment.MiddleCenter;

            //再次重覆禁用拖动表头高度
            Gview_element.ColumnHeadersHeightSizeMode = DataGridViewColumnHeadersHeightSizeMode.DisableResizing;
            #endregion
        }
        #endregion

        #region 控件事件
        private void button2_Click(object sender, EventArgs e)
        {
            //返回
            this.Close();
        }

        private void button1_Click(object sender, EventArgs e)
        {
            //判断项目名称不能为空
            if (tb_itemname.Text.Trim() == "")
            {
                MessageBox.Show("输入的项目名称不能为空!", "Tip", MessageBoxButtons.OK, MessageBoxIcon.Information);
                tb_itemname.Focus();
                tb_itemname.SelectAll();
                return;
            }

            //判断gview不能为空
            if (Gview_element.Rows.Count == 0)
            {
                MessageBox.Show("输入的元素数量不能为空!", "Tip", MessageBoxButtons.OK, MessageBoxIcon.Information);
                cbo_elementname.Focus();
                cbo_elementname.SelectAll();
                return;
            }

            //保存
            //将顶点名称更新到moban表中
            for (int i = 0; i < m_dt_moban.Rows.Count; i++)
            {
                if (m_dt_moban.Rows[i]["TemplateID"].ToString() == m_mobanid)
                {
                    m_dt_moban.Rows[i][m_xiangmuming] = tb_itemname.Text.Trim();
                }
            }

            this.DialogResult = DialogResult.OK;
            this.Close();
        }


        private void button3_Click(object sender, EventArgs e)
        {
            //先校验，添加的元素是否是正确的元素周期表中的元素
            if (false == OTSRptPeriodicTable.CListPeriodic.ExistPeriodicByYsm(OTSRptPeriodicTable.CListPeriodic.GetListPeriodic(), cbo_elementname.Text.Trim().ToUpper()))
            {
                MessageBox.Show("输入的元素信息错误!", "Tip", MessageBoxButtons.OK, MessageBoxIcon.Information);
                cbo_elementname.Focus();
                cbo_elementname.SelectAll();
                return;
            }

            //再判断，是否已经在该模板中，该项目中已经添加了该元素
            bool yn = false;
            for (int i = 0; i < Gview_element.Rows.Count; i++)
            {
                if (Gview_element.Rows[i].Cells[1].Value.ToString() == cbo_elementname.Text.Trim().ToUpper())
                    yn = true;
            }

            if (yn == true)
            {
                MessageBox.Show("已经在该项中包含了该元素!", "Tip", MessageBoxButtons.OK, MessageBoxIcon.Information);
                cbo_elementname.Focus();
                cbo_elementname.SelectAll();
                return;
            }

            //同时将大小写转换成大写
            cbo_elementname.Text = cbo_elementname.Text.Trim().ToUpper();

            //添加
            string str_elementid = Get_MaxBH(m_dt_item_element, "ElementID").ToString();

            DataRow dr = m_dt_item_element.NewRow();
            dr["ElementID"] = str_elementid;
            dr["TemplateID"] = m_mobanid;
            dr["ItemTypeName"] = m_xiangmuming;
            dr["ElementName"] = cbo_elementname.Text;
            dr["ElementNumber"] = cbo_elementnumber.Text;
            m_dt_item_element.Rows.Add(dr);

            //添加后重新绑定
            BindGView();

        }

        private void Gview_element_CellClick(object sender, DataGridViewCellEventArgs e)
        {
            //删除
            if (e.RowIndex < 0)
            {
                return;
            }

            //获取模板ID
            string str_elementid = Gview_element.Rows[e.RowIndex].Cells[0].Value.ToString();

            if (Gview_element.Columns[e.ColumnIndex].Name == "delLink")
            {
                for (int i = 0; i < m_dt_item_element.Rows.Count; i++)
                {
                    if (m_dt_item_element.Rows[i]["ElementID"].ToString() == str_elementid)
                    {
                        //删除
                        m_dt_item_element.Rows.Remove(m_dt_item_element.Rows[i]);
                    }
                }
            }

            //删除后，重新绑定
            BindGView();
        }
        #endregion

    }
}