// 自动为每条书目记录创建一条订购记录
// 修改历史：
// 2013/10/12 创建
// 2013/10/27 entity_form.OrderControl.ReplaceMacroValues()

using System;
using System.Collections;
using System.Collections.Generic;
using System.Windows.Forms;
using System.IO;
using System.Text;
using System.Xml;

using dp2Circulation;

using DigitalPlatform.Marc;
using DigitalPlatform.Xml;
using DigitalPlatform.Script;

public class MyMarcQueryHost : MarcQueryHost {
    OrderItem _item = null;
    EntityForm entity_form = null;

    public override void OnBegin(object sender, StatisEventArgs e)
    {
        // 打开一个种册窗
        // entity_form = this.MainForm.EnsureChildForm<EntityForm>();
        entity_form = new EntityForm();
        entity_form.MainForm = this.MainForm;
        entity_form.MdiParent = this.MainForm;
        entity_form.Show();
    }

    public override void OnRecord(object sender, StatisEventArgs e)
    {

        string strError = "";
        int nRet = 0;

        // 第一次需要出现对话框询问要新增的记录内容
        if (_item == null)
        {
            _item = new OrderItem();

            // 设置缺省值
            nRet = entity_form.OrderControl.SetItemDefaultValues(
                "order_normalRegister_default",
		false,
                _item,
                out strError);
            if (nRet == -1)
            {
                strError = "设置缺省值的时候发生错误: " + strError;
                goto ERROR1;
            }

            _item.Parent = "?"; // 名义 ID，避免报警

            OrderEditForm edit = new OrderEditForm();

	    edit.EnableButtonOK = true;	
            edit.BiblioDbName = Global.GetDbName(this.RecordPath);
            edit.Text = "新增订购事项";
            edit.MainForm = this.MainForm;
            edit.Item = _item;

        REDO:
            edit.ShowDialog(this.MainForm);

            if (edit.DialogResult != DialogResult.OK)
            {
                e.Continue = ContinueType.SkipAll;
                return;
            }

            if (string.IsNullOrEmpty(_item.BatchNo) == true)
            {
                strError = "尚未设置批次号，请到一般订购缺省值面板中设置";
                MessageBox.Show(this.MainForm, strError);
                goto REDO;
            }

            if (string.IsNullOrEmpty(_item.Price) == true)
            {
                strError = "尚未设置订购价格，请到一般订购缺省值面板中设置";
                MessageBox.Show(this.MainForm, strError);
                goto REDO;
            }

            if (string.IsNullOrEmpty(_item.Seller) == true)
            {
                strError = "尚未设置订购渠道，请到一般订购缺省值面板中设置";
                MessageBox.Show(this.MainForm, strError);
                goto REDO;
            }

            if (string.IsNullOrEmpty(_item.Distribute) == true)
            {
                strError = "尚未设置订购去向，请到一般订购缺省值面板中设置";
                MessageBox.Show(this.MainForm, strError);
                goto REDO;
            }

            if (string.IsNullOrEmpty(_item.Copy) == true)
            {
                strError = "尚未设置订购复本，请到一般订购缺省值面板中设置";
                MessageBox.Show(this.MainForm, strError);
                goto REDO;
            }
        }


        // return:
        //      -1  出错
        //      0   没有装载(例如发现窗口内的记录没有保存，出现警告对话框后，操作者选择了Cancel；或者“到头”“到尾”)
        //      1   成功装载
        //      2   通道被占用
        nRet = entity_form.LoadRecord(this.RecordPath, "", true, false, out strError);
        if (nRet != 1)
            goto ERROR1;

	{
		// 把模板对象复制给实际对象
		OrderItem item = new OrderItem();

		_item.CopyTo(item);
		
		// 替换字段中的宏
        	nRet = entity_form.OrderControl.ReplaceMacroValues(
            		item,
            		out strError);
        	if (nRet == -1)
            		goto ERROR1;

        	_item.RefID = "";   // 迫使重新生成 参考 ID
        	nRet = entity_form.OrderControl.AppendItem(item,
            		out strError);
        	if (nRet == -1)
            		goto ERROR1;

	}

        nRet = entity_form.DoSaveAll("");
        if (nRet == -1)
            goto ERROR1;

        return;
    ERROR1:
        e.Continue = ContinueType.Error;
        e.ParamString = strError;
    }

    public override void OnEnd(object sender, StatisEventArgs e)
    {
        if (entity_form != null)
            entity_form.Close();
    }
}