public ActionResult UploadQuests(UploadQuestsViewModel model, int?tId)
{
//获取当前用户的Id
int usrId = (int)HttpContext.Session["usrId"];
int qId = 0;
if (ModelState.IsValid)
{
//新建Quests
Quests q = new Quests();
q.ReceiverId = usrId;
q.Name = model.qName;
q.Type = model.qType;
q.Detail = model.qDetail;
q.ReleaseTime = DateTime.Now;
q.Status = tId != null ? "已接受受助" : "正在审核中";
//向数据库新建元组，并获取新Quests的id
using (SSDBEntities db = new SSDBEntities())
{
db.Quests.Add(q);
db.SaveChanges();
qId = q.Id;
}
//如果当前有匹配捐赠物品，再新建一条匹配元组
if (tId != null)
{
//新建ThingsQuests
ThingsQuests tq = new ThingsQuests();
tq.ThingId = tId.Value;
tq.QuestId = qId;
tq.Time = DateTime.Now;
//向数据库新建元组
using (SSDBEntities db = new SSDBEntities())
{
db.ThingsQuests.Add(tq);
Things t = db.Things.Where(x => x.Id == tId.Value).FirstOrDefault();
t.Status = "已接受捐赠";
db.Entry(t).State = EntityState.Modified;
db.SaveChanges();
}
}
//提交成功，跳转至用户主页
return(RedirectToAction("MyQuestsList"));
}
//模型报错，返回当前页面
return(RedirectToAction("UploadQuests", new { id = tId }));
}
int numPerPage = 12;//每页显示条目
// GET: 显示发布请求的表单
// 修改时间: 2019年5月8日 16点09分
public ActionResult UploadQuests(int?id)
{
if (id != null)
{
using (SSDBEntities db = new SSDBEntities())
{
//查找id对应的捐赠物品
Things t = db.Things.Where(x => x.Id == id.Value).FirstOrDefault();
//查找捐赠者
Users tu = db.Users.Where(x => x.UserId == t.DonatorId).FirstOrDefault();
//新建视图模型
UploadQuestsViewModel res = new UploadQuestsViewModel();
//给视图模型赋值
res.Thing = t;
res.Donator = tu;
res.qName = t.Name;
res.qType = t.Type;
return(View(res));
}
}
return(View());
}
