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MaterialForm.cs
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using JewelryStore.Data;
using JewelryStore.Models;
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;
namespace JewelryStore.Forms
{
/// <summary>
/// форма редактирования, добавления и обновления материала
/// </summary>
public partial class MaterialForm : Form
{
Material material = new Material();
EditMode EditMode;
public MaterialForm()
{
InitializeComponent();
EditMode = EditMode.Create;
mainBtn.Text = "Добавить";
}
public MaterialForm(int id,EditMode editMode)
{
InitializeComponent();
var context = new ApplicationDbContext();
//TODO получение материала по ключу
material = context.Materials.SingleOrDefault(x => x.Id == id);
NameT.Text = material.Name;
GramCost.Value = material.GramCost;
EditMode = editMode;
if (editMode == EditMode.View)
{
Consists.Visible = true;
mainBtn.Text = "Ок";
NameT.Enabled = GramCost.Enabled= false;
}
else
{
mainBtn.Text = "Сохранить";
}
}
/// <summary>
/// сохрание или обновление записи
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void mainBtn_Click(object sender, EventArgs e)
{
var context = new ApplicationDbContext();
switch (EditMode)
{
case EditMode.Create:
material.Name = NameT.Text;
material.GramCost = GramCost.Value;
//TODO добавление нового материала
context.Materials.Add(material);
break;
case EditMode.Edit:
//TODO получение материала по ключу для обновления данных
material = context.Materials.FirstOrDefault(x => x.Id == material.Id);
material.Name = NameT.Text;
material.GramCost = GramCost.Value;
break;
}
context.SaveChanges();
}
/// <summary>
/// вызов формы для просмотра изделий
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void Consists_Click(object sender, EventArgs e)
{
var form = new MaterialConsistsForm(material.Id);
form.ShowDialog();
}
}
}