using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using System.Data.Sql;
using System.Data.SqlClient;
using ManagementSystem.Utility;

namespace ManagementSystem
{
    public partial class PickCustomer : Form
    {
        //程式內共用物件
        public string strFrmStatus = ""; //表單狀態
        public string strPKey = "";  //程式內的Key值
        public string strOwnerForm = "";  //設定表單的擁有者
        SqlConnection sqlConn = UtilityClass.GetConn(MainForm.strAccountingBookID);
        SqlCommand sqlCmd = new SqlCommand();
        DataSet sdInsurance = new System.Data.DataSet();

        public PickCustomer()
        {
            InitializeComponent();
        }

        #region 自定義程式
        private void SearchEvent(string strTaxNumber, string strCusName)
        {
            try
            {
                StringBuilder strSQL = new StringBuilder("");
                strSQL.Append("Select CustomerID, CustomerName, TaxNumber ");
                strSQL.Append("From OTB_CRM_Customers ");
                strSQL.Append("Where 1 = 1 ");
                if (strTaxNumber != "") //統一編號
                {
                    strSQL.Append("And TaxNumber like '" + strTaxNumber + "' ");
                }
                if (strCusName != "") //客戶名稱
                {
                    strSQL.Append("And CustomerName like '" + strCusName + "' ");
                }

                //進行查詢
                dgvDataMaintain.DataSource = UtilityClass.GetSQLResult(strSQL.ToString()).Tables[0];

            }
            catch (Exception ex)
            {
                ErrorHandler.WriteErrorLog("PickCustomer.cs", ex);
            }
        }

        private void CleanForm()
        {
            txtTaxNumber.Text = "";
            txtCustomerName.Text = "";
        }

        private void PickItem()
        {
            try
            {
                //取得資料
                string strReturnItem = "";
                string strCustomerID = "";
                foreach (DataGridViewRow dgvRow in dgvDataMaintain.SelectedRows)
                {
                    strCustomerID = (string)dgvRow.Cells["cCustomerID"].Value;
                    if (!string.IsNullOrEmpty(strCustomerID))
                    {
                        strReturnItem = strCustomerID + "|" + dgvRow.Cells["cCustomerName"].Value.ToString();
                    }
                }

                switch (strOwnerForm)  //回傳資料
                {
                    case "PayPlanManagement":                        
                        PayPlanManagement frmParent = (PayPlanManagement)this.Owner;
                        frmParent.ReturnCustomer(strReturnItem.Split('|'));
                        break;

                    case "CashFlowForecastEdit":
                        CashFlowForecastEdit frmParent1 = (CashFlowForecastEdit)this.Owner;
                        frmParent1.ReturnCustomer(strReturnItem.Split('|'));
                        break;
                                            
                }
                this.Close();
            }
            catch (Exception ex)
            {
                ErrorHandler.WriteErrorLog("PickCustomer.cs", ex);
            }
        }
        #endregion

        #region 事件觸發及問題處理
        private void btnClose_Click(object sender, EventArgs e)
        {
            this.Close();
        }

        private void btnClean_Click(object sender, EventArgs e)
        {
            CleanForm();
            string strTaxNumber = txtTaxNumber.Text.Trim();
            string strCusName = txtCustomerName.Text.Trim();
            SearchEvent(strTaxNumber, strCusName);
        }

        private void btnSearch_Click(object sender, EventArgs e)
        {
            string strTaxNumber = txtTaxNumber.Text.Trim();
            string strCusName = txtCustomerName.Text.Trim();
            SearchEvent(strTaxNumber, strCusName);
        }

        private void PickCustomer_Load(object sender, EventArgs e)
        {
            string strTaxNumber = txtTaxNumber.Text.Trim();
            string strCusName = txtCustomerName.Text.Trim();
            SearchEvent(strTaxNumber, strCusName);
        }

        private void txtTaxNumber_TextChanged(object sender, EventArgs e)
        {
            string strTaxNumber = txtTaxNumber.Text.Trim();
            string strCusName = txtCustomerName.Text.Trim();

            strTaxNumber = string.IsNullOrEmpty(strTaxNumber) ? "" : strTaxNumber + "%";
            strCusName = string.IsNullOrEmpty(strCusName) ? "" : "%" + strCusName + "%";
            SearchEvent(strTaxNumber, strCusName);
        }

        private void txtCustomerName_TextChanged(object sender, EventArgs e)
        {
            string strTaxNumber = txtTaxNumber.Text.Trim();
            string strCusName = txtCustomerName.Text.Trim();

            strTaxNumber = string.IsNullOrEmpty(strTaxNumber) ? "" : strTaxNumber + "%";
            strCusName = string.IsNullOrEmpty(strCusName) ? "" : "%" + strCusName + "%";
            SearchEvent(strTaxNumber, strCusName);
        }

        private void btnPick_Click(object sender, EventArgs e)
        {
            PickItem();
        }

        private void dgvDataMaintain_DoubleClick(object sender, EventArgs e)
        {
            PickItem();
        }
        #endregion

        

        

        

        

        
    }
}