public IActionResult Create(Product p)
{
if (ModelState.IsValid)
{
ProductDb.Add(p, context);
ViewData["Message"] = $"{p.Name} was added!";
return(View());
}
//Show web page with errors
return(View(p));
}
public async Task <bool> UpdateProducts(IList <ProductRepoModel> products)
{
if (products == null || products.Count == 0)
{
return(false);
}
try
{
foreach (ProductRepoModel productModel in products)
{
if (productModel != null)
{
var product = _context.Products.FirstOrDefault(p => p.ProductId == productModel.ProductId);
if (product == null)
{
product = _mapper.Map <Product>(productModel);
_context.Add(product);
}
else
{
product.Name = productModel.Name;
product.Description = productModel.Description;
product.Price = productModel.Price;
product.Quantity = productModel.Quantity;
product.BrandId = productModel.BrandId;
product.CategoryId = productModel.CategoryId;
}
}
}
}
catch (DbUpdateConcurrencyException)
{
return(false);
}
await _context.SaveChangesAsync();
return(true);
}
public void ProductAdd(string type, int amount, string weight, DateTime expiration, byte[] image, string name)
{
ProductDb connection = new ProductDb();
connection.Add(type, amount, weight, expiration, image, name);
}
public void ProcessRequest(HttpContext context)
{
bool result = false;
string action = context.Request["action"] ?? "";
if (action == "select")
{
string id = context.Request["id"] ?? "";
string data = ProductDb.GetSingle(id);
context.Response.ContentType = "application/json";
context.Response.Write(data);
return;
}
else if (action == "list")
{
DataSet ds = ProductDb.GetList("");
DataTable table = ds.Tables[0];
Page page = new Page();
page.count = table.Rows.Count;
page.data = table;
page.code = 0;
page.msg = "";
string data = JsonConvert.SerializeObject(page);
context.Response.ContentType = "application/json";
context.Response.Write(data);
return;
}
else if (action == "del")
{
string id = context.Request["id"] ?? "";
result = ProductDb.Delete(Convert.ToInt32(id));
}
else
{
string title = context.Request["title"] ?? "";
string remark = context.Request["remark"] ?? "";
string content = context.Request["content"] ?? "";
string imgPath = context.Request["img"] ?? "";
Product product = new Product()
{
Title = title,
Content = content,
Remark = remark,
ImgPath = imgPath,
CreateTime = DateTime.Now,
ModifyTime = DateTime.Now
};
if (action == "add")
{
int ob = ProductDb.Add(product);
context.Response.ContentType = "application/json";
context.Response.Write("{id:'" + ob + "'}");
return;
}
else
{
string id = context.Request["id"] ?? "";
product.Id = id;
result = ProductDb.Update(product);
context.Response.ContentType = "application/json";
context.Response.Write("{id:'" + id + "'}");
return;
}
}
String message = result == true ? "操作成功" : "操作失败";
context.Response.ContentType = "text/plain";
context.Response.Write(message);
}
