public ActionResult BookListEditSave(int id, string publishid, string name, string type, string price, string author)
{
if (name == "" || type == "")
{
return(Content("输入格式不对请重新输入"));
}
else
{
try
{
电商.Areas.Admin.Models.Entities4 db = new Models.Entities4();
电商.Areas.Admin.Models.book b = db.book.Find(id);
b.name = name;
b.price = Convert.ToInt32(price);
b.author = author;
b.type = type;
db.SaveChanges();
return(Content("编辑成功"));
}
catch (System.Data.Entity.Validation.DbEntityValidationException ex)
{
var msg = string.Empty;
var errors = (from u in ex.EntityValidationErrors select u.ValidationErrors).ToList();
foreach (var item in errors)
{
msg += item.FirstOrDefault().ErrorMessage;
}
return(Content(msg));
}
}
}
//图书信息更新
public ActionResult BookListEdit(int id)
{
电商.Areas.Admin.Models.Entities4 db = new Models.Entities4();
电商.Areas.Admin.Models.book book = db.book.Find(id);
ViewBag.book = book;
return(View());
}
/***出版社的图书删除外键***/
public ActionResult BookListDel(int id)
{
//判断有是否有与其关联的外键
电商.Areas.Admin.Models.Entities4 db = new Models.Entities4();
电商.Areas.Admin.Models.book b = db.book.Find(id);
b.isdeal = 1;
//db.book.Attach(b);
//db.book.Remove(b);
db.SaveChanges();
return(RedirectToAction("booklist", new { publishid = b.pulish_id }));
}
