using CnasSynchronusClient;
using CnasSynchrousModel;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.IO;
using System.Linq;
using System.Windows.Forms;
using System.Xml.Serialization;

namespace CNAS_BalanceClient
{
    public partial class frmBalanceField : Form
    {
        SyncInstrumentItemInfo currentSyncItem = new SyncInstrumentItemInfo();
        //List<SyncParamasInfo> lstpramas = new List<SyncParamasInfo>();
        public List<SyncBalanceItem> syncBalanceItems = new List<SyncBalanceItem>();
        SyncBalanceItem currentBalanceItem = new SyncBalanceItem();
        DataBaseInfo targetDataBase = new DataBaseInfo();
        public frmBalanceField(List<SyncBalanceItem> syncBalanceItems, DataBaseInfo targetDataBase)
        {
            InitializeComponent();

            this.syncBalanceItems = syncBalanceItems;
            this.targetDataBase = targetDataBase;


            dgvMapping.AutoGenerateColumns = false;
            dgvMapping.RowHeadersVisible = false;

            dgvbalancefield.AutoGenerateColumns = false;
            dgvbalancefield.RowHeadersVisible = false;

            dgvCnas.AutoGenerateColumns = false;
            dgvCnas.RowHeadersVisible = false;
        }

        private void lstBalance_SelectedIndexChanged(object sender, EventArgs e)
        {
            if (lstBalance.SelectedItem == null) return;
            string strCurrentSelect = lstBalance.SelectedItem.ToString();
            dgvMapping.DataSource = new BindingList<SyncParamasInfo>();

            //根据选中项加载数据
            dgvbalancefield.DataSource = new BindingList<BalanceField>(BindBalanceField(strCurrentSelect));

            

            //绑定映射数据
            var syncItems = syncBalanceItems.Where(s => s.Type == strCurrentSelect).ToList<SyncBalanceItem>();
            if (syncItems != null && syncItems.Count >= 1)
            {
                currentBalanceItem = syncItems[0];

                if (!string.IsNullOrWhiteSpace(currentBalanceItem.CnasInstrumentColumn))
                    txtInstrumentColumn.Text = currentBalanceItem.CnasInstrumentColumn;
                else
                    txtInstrumentColumn.Text = "";

                if (syncItems[0].syncParamasInfos!=null)
                    dgvMapping.DataSource = new BindingList<SyncParamasInfo>(syncItems[0].syncParamasInfos);
                else
                    dgvMapping.DataSource = new BindingList<SyncParamasInfo>();
            }
            else
            {
                currentBalanceItem = new SyncBalanceItem()
                {
                    GUID=Guid.NewGuid().ToString(),
                    Type = strCurrentSelect
                };
                syncBalanceItems.Add(currentBalanceItem);
            }
        }

        private List<BalanceField> BindBalanceField(string strItem)
        {
            List<BalanceField> balanceFields = new List<BalanceField>();
            switch (strItem)
            {
                case "全水分":
                    balanceFields=InitinalBalanceField("1");
                    break;
                case "水分":
                    balanceFields=InitinalBalanceField("2");
                    break;
                case "灰分":
                    balanceFields=InitinalBalanceField("3");
                    break;
                case "挥发分":
                    balanceFields=InitinalBalanceField("4");
                    break;        
            }
            return balanceFields;
        }


        private List<BalanceField> InitinalBalanceField(string strValue)
        {
            List<BalanceField> balanceFields = new List<BalanceField>();
            //得到类的所有属性
            var lstProperties = new LaboratoryTest().GetType().GetProperties();
            foreach (var oProperty in lstProperties)
            {
                balanceFields.Add(new BalanceField() { FieldName = oProperty.Name, FieldType = oProperty.PropertyType });

                ////得到每一个属性的特性类集合
                //IList<CustomAttributeData> lstAttr = oProperty.GetCustomAttributesData();
                //foreach (var oAttr in lstAttr)
                //{
                //    var lstAttrArgu = oAttr.NamedArguments;
                //    foreach (CustomAttributeNamedArgument oAttrAru in lstAttrArgu)
                //    {
                //        //if (oAttrAru.MemberInfo.Name == "ApplyType"&& oAttrAru.TypedValue.Value.ToString().Contains(strValue))
                //        {
                //            balanceFields.Add(new BalanceField() { FieldName = oProperty.Name, FieldType = oProperty.GetType() });
                //        }
                //    }
                //}
            }
            return balanceFields;
        }

        private void frmBalanceField_Load(object sender, EventArgs e)
        {
            ////1.加载数据
            DataTable dtCNAS = CnasDataOperationFact.CnasDataOperation().GetAllCNASTablesName(targetDataBase);
            if (dtCNAS != null && dtCNAS.Rows.Count > 0)
            {
                List<string> lstCnasTables = new List<string>();
                foreach (DataRow dr in dtCNAS.Rows)
                {
                    lstCnasTables.Add(dr["TABNAME"].ToString());
                }

                cbxCnas.DataSource = lstCnasTables;
                cbxCnas.ValueMember = "";
            }

            ////2.初始化天平端数据
            lstBalance.SelectedIndex = 0;
        }

        public class BalanceField
        {
            public string FieldName { get; set; }

            public Type FieldType { get; set; }
        }

        private void cbxCnas_SelectedIndexChanged(object sender, EventArgs e)
        {
            if (cbxCnas.Text == null) return;

            string strTableName_Cnas = cbxCnas.Text.ToString();
            //从数据库中加载数据表结构
            //DataTable dtTableStruct = SQLDB2Helper.getDB2Table(string.Format("SELECT * FROM {0} Where 1=0", strTableName_Cnas));

            DataTable dtTableStruct = CnasDataOperationFact.CnasDataOperation().GetCNASTablesStruct(strTableName_Cnas, targetDataBase);
            if (dtTableStruct != null)
            {
                DataTable dtCnasShow = new DataTable();
                dtCnasShow.Columns.Add("CnasFieldName");
                dtCnasShow.Columns.Add("CnasDataType");
                foreach (DataColumn dc in dtTableStruct.Columns)
                {
                    dtCnasShow.Rows.Add(new object[] { dc.ColumnName, dc.DataType });
                }

                dgvCnas.DataSource = dtCnasShow;

                //绑定数据
                cbxCNASColumn.DataSource = dtCnasShow.Copy();
                cbxCNASColumn.DisplayMember = "CnasFieldName";
                cbxCNASColumn.ValueMember = "CnasFieldName";

                if (dtTableStruct.Columns.Count > 0)
                {
                    if (!string.IsNullOrWhiteSpace(currentSyncItem.CnasInstrumentColumn) && dtTableStruct.Columns.Contains(currentSyncItem.CnasInstrumentColumn))
                    {
                        cbxCNASColumn.Text = this.txtInstrumentColumn.Text = currentSyncItem.CnasInstrumentColumn;
                    }
                    else
                    {
                        cbxCNASColumn.Text = this.txtInstrumentColumn.Text = "";
                    }
                }
            }
        }

        private void btnAddMapping_Click(object sender, EventArgs e)
        {
            if (currentBalanceItem.syncParamasInfos == null)
                currentBalanceItem.syncParamasInfos = new List<SyncParamasInfo>();
            SyncParamasInfo syncParamas = new SyncParamasInfo();
            //仪器表名和选中行
            syncParamas.SourceTable = lstBalance.SelectedItem.ToString();
            syncParamas.SourceField = dgvbalancefield.Rows[dgvbalancefield.CurrentCell.RowIndex].Cells[0].Value.ToString();

            //CNAS表名和选中行
            syncParamas.TargetTable = cbxCnas.SelectedValue.ToString().ToUpper();
            syncParamas.TargetField = dgvCnas.Rows[dgvCnas.CurrentCell.RowIndex].Cells[0].Value.ToString().ToUpper();

            //验证数据合法性
            SyncParamsOperation paramsOperation = new SyncParamsOperation();
            if (paramsOperation.CheckTableIfRepeat(currentBalanceItem.syncParamasInfos, syncParamas.SourceTable, syncParamas.TargetTable))
            {
                MessageBox.Show("已存在不同表单映射数据，无法添加！", "提示");
                return;
            }
            //if (paramsOperation.CheckSourceFieldRepeat(currentBalanceItem.syncParamasInfos, syncParamas.SourceTable, syncParamas.SourceField))
            //{
            //    MessageBox.Show("天平端数据字段已分配，请重新选择！");
            //    return;
            //}
            if (paramsOperation.CheckTargetFieldRepeat(currentBalanceItem.syncParamasInfos, syncParamas.TargetTable, syncParamas.TargetField))
            {
                MessageBox.Show("CNAS端数据字段已分配，请重新选择！", "提示");
                return;
            }
            if (paramsOperation.CheckTargetKeepField(syncParamas.TargetField))
            {
                MessageBox.Show("CNAS端数据字段为保留字段，请重新选择！", "提示");
                return;
            }

            //绑定数据
            currentBalanceItem.syncParamasInfos.Add(syncParamas);
            dgvMapping.DataSource = new BindingList<SyncParamasInfo>(currentBalanceItem.syncParamasInfos);
            //选中最后一行
            dgvMapping.CurrentCell = dgvMapping.Rows[dgvMapping.Rows.Count - 1].Cells[0];
        }

        private void btnDeleteMapping_Click(object sender, EventArgs e)
        {
            //当前选中项
            if (dgvMapping.CurrentCell == null) return;
            string strSourceField = dgvMapping.Rows[dgvMapping.CurrentCell.RowIndex].Cells["InstrumentField"].Value.ToString();
            string strTargetField = dgvMapping.Rows[dgvMapping.CurrentCell.RowIndex].Cells["CnasField"].Value.ToString();

            var lstDelItems = currentBalanceItem.syncParamasInfos.Where(s => s.SourceField == strSourceField && s.TargetField == strTargetField).ToList<SyncParamasInfo>();
            if (lstDelItems.Count > 0)
            {
                foreach (var item in lstDelItems)
                {
                    currentBalanceItem.syncParamasInfos.Remove(item);
                }

                dgvMapping.DataSource = new BindingList<SyncParamasInfo>(currentBalanceItem.syncParamasInfos);
            }
        }

        private void btnOK_Click(object sender, EventArgs e)
        {
            if (!CheckIfHaveDateField())
            {
                if (MessageBox.Show("日期字段的缺失可能会导致后续不能准确数据传输。是否继续保存？", "",MessageBoxButtons.OKCancel, MessageBoxIcon.Question, MessageBoxDefaultButton.Button1) == DialogResult.Cancel)
                    return;
            }
            //将数据存储到本地
            if (FileOperation.SaveLocalBalanceData(syncBalanceItems))
            {
                this.DialogResult = DialogResult.OK;
                this.Close();
            }
            else
            {
                MessageBox.Show("保存配置失败！", "提示");
            }
        }

        private void dgvMapping_CellValueChanged(object sender, DataGridViewCellEventArgs e)
        {
            if (dgvMapping.CurrentCell == null) return;
            if (dgvMapping.CurrentCell.ColumnIndex == 2)   //此时修改的主健列
            {
                string strSourceField = dgvMapping.Rows[dgvMapping.CurrentCell.RowIndex].Cells["InstrumentField"].Value.ToString();
                string strTargetField = dgvMapping.Rows[dgvMapping.CurrentCell.RowIndex].Cells["CnasField"].Value.ToString();
                string strPrimaryKey = dgvMapping.Rows[dgvMapping.CurrentCell.RowIndex].Cells["PrimaryKey"].Value.ToString();

                var lstDelItems = currentBalanceItem.syncParamasInfos.Where(s => s.SourceField == strSourceField && s.TargetField == strTargetField).ToList<SyncParamasInfo>();
                if (lstDelItems.Count > 0)
                {
                    foreach (var item in lstDelItems)
                    {
                        item.IfPrimaryKey = strPrimaryKey.ToLower() == "true" ? true : false;
                    }
                }
            }
            if (dgvMapping.CurrentCell.ColumnIndex == 3) //此时修改的是日期字段列
            {
                string strSourceField = dgvMapping.Rows[dgvMapping.CurrentCell.RowIndex].Cells["InstrumentField"].Value.ToString();
                string strTargetField = dgvMapping.Rows[dgvMapping.CurrentCell.RowIndex].Cells["CnasField"].Value.ToString();
                string strDateKey = dgvMapping.Rows[dgvMapping.CurrentCell.RowIndex].Cells["DateKey"].Value.ToString();

                var lstDelItems = currentBalanceItem.syncParamasInfos.Where(s => s.SourceField == strSourceField && s.TargetField == strTargetField).ToList<SyncParamasInfo>();
                if (lstDelItems.Count ==1)
                {
                    if (strDateKey.ToLower() == "true")
                    {
                        //datagridview显示列
                        foreach (DataGridViewRow dgvRow in dgvMapping.Rows)
                        {
                            if (dgvRow.Cells["DateKey"].Value.ToString().ToLower() == "true")
                                dgvRow.Cells["DateKey"].Value = false;
                        }
                        //内存数据源
                        foreach (var item in currentBalanceItem.syncParamasInfos)
                        {
                            if (item.IfDateField)
                                item.IfDateField = false;
                        }
                        lstDelItems[0].IfDateField = true;
                    }
                    else
                    {
                        lstDelItems[0].IfDateField = false;
                    }
                }
            }
        }

        private void lstBalance_DrawItem(object sender, DrawItemEventArgs e)
        {
            Brush myBrush = Brushes.Black;
            if ((e.State & DrawItemState.Selected) == DrawItemState.Selected)
            {
                myBrush = new SolidBrush(Color.FromArgb(0, 0, 255));//选中时背景颜色
            }
            else//没有选中时的背景颜色
            {
                myBrush = new SolidBrush(Color.White);
            }
            e.Graphics.FillRectangle(myBrush, e.Bounds);//填满矩形背景颜色
            e.Graphics.DrawRectangle(new Pen(new SolidBrush(e.ForeColor)), e.Bounds);
            e.DrawFocusRectangle();//焦点框
            StringFormat stringformat = StringFormat.GenericDefault;
            stringformat.LineAlignment = StringAlignment.Center;
            e.Graphics.DrawString(lstBalance.Items[e.Index].ToString(), e.Font, new SolidBrush(e.ForeColor), e.Bounds, stringformat);
        }

        private void dgvMapping_CurrentCellDirtyStateChanged(object sender, EventArgs e)
        {
            if (dgvMapping.IsCurrentCellDirty)
            {
                dgvMapping.CommitEdit(DataGridViewDataErrorContexts.Commit);
            }
        }

        private bool CheckIfHaveDateField()
        {
            bool bIfHave = true;
            foreach (var item in syncBalanceItems)
            {
                if (item.syncParamasInfos == null) continue;
                if (item.syncParamasInfos.Count <=0) continue;
                if (item.syncParamasInfos.Where(s => s.IfDateField == true).Count() != 1)
                {
                    bIfHave = false;
                    break;
                }
            }
            return bIfHave;
        }

        private void txtInstrumentColumn_DoubleClick(object sender, EventArgs e)
        {
            txtInstrumentColumn.Visible = false;

            cbxCNASColumn.Top = txtInstrumentColumn.Top;
            cbxCNASColumn.Height = txtInstrumentColumn.Height;
            cbxCNASColumn.Width = txtInstrumentColumn.Width;
            cbxCNASColumn.Location = txtInstrumentColumn.Location;

            cbxCNASColumn.Visible = true;
        }

        private void cbxCNASColumn_Leave(object sender, EventArgs e)
        {
            if (cbxCNASColumn.Visible)
            {
                txtInstrumentColumn.Visible = true;
                cbxCNASColumn.Visible = false;
            }
        }

        private void cbxCNASColumn_SelectedIndexChanged(object sender, EventArgs e)
        {
            if (cbxCNASColumn.Visible)
            {
                cbxCNASColumn.Visible = false;
                txtInstrumentColumn.Visible = true;

                currentBalanceItem.CnasInstrumentColumn = txtInstrumentColumn.Text = cbxCNASColumn.Text;
            }
        }

        private void btnConditionMap_Click(object sender, EventArgs e)
        {
            frmConditionMap frmCNAS = new frmConditionMap(currentBalanceItem, targetDataBase);
            if (frmCNAS.ShowDialog() == DialogResult.OK)
            {
                this.currentBalanceItem = frmCNAS.currentBalanceItem;
            }
        }
    }
}