public Rtn <bool> next([FromBody] ResetPartnerInput input)
{
var partner = this.dataContext.partners.Find(input.partnerId);
if (partner != null)
{
var nextPartners = (from p in this.dataContext.partners where p.sort >= partner.sort select p).ToList();
var nextFirsetPartner = (from p in nextPartners orderby p.sort select p).FirstOrDefault();
if (nextFirsetPartner != null)
{
Console.WriteLine("current:" + partner.sort + " next:" + nextFirsetPartner.sort);
if (nextFirsetPartner.sort == partner.sort)
{
partner.sort += 1;
this.dataContext.SaveChanges();
}
else
{
var currentSort = partner.sort;
partner.sort = nextFirsetPartner.sort;
nextFirsetPartner.sort = currentSort;
this.dataContext.SaveChanges();
}
return(Rtn <bool> .Success(true, "后置成功"));
}
else
{
return(Rtn <bool> .Error("伙伴已置底"));
}
}
else
{
return(Rtn <bool> .Error("伙伴不存在"));
}
}
public Rtn <bool> pre([FromBody] ResetPartnerInput input)
{
var partner = this.dataContext.partners.Find(input.partnerId);
if (partner != null)
{
var prePartners = (from p in this.dataContext.partners where p.sort <= partner.sort select p).ToList();
var preFirstPartner = (from p in prePartners orderby p.sort descending select p).FirstOrDefault();
if (preFirstPartner != null)
{
if (preFirstPartner.sort == partner.sort)
{
partner.sort -= 1;
this.dataContext.SaveChanges();
return(Rtn <bool> .Success(true, "前置成功"));
}
else
{
var currentSort = partner.sort;
partner.sort = preFirstPartner.sort;
preFirstPartner.sort = currentSort;
this.dataContext.SaveChanges();
return(Rtn <bool> .Success(true, "前置成功"));
}
}
else
{
return(Rtn <bool> .Error("已经顶部了"));
}
}
else
{
return(Rtn <bool> .Error("信息不存"));
}
}
public object reset2Bottom([FromBody] ResetPartnerInput input)
{
var partner = this.dataContext.partners.Find(input.partnerId);
if (partner != null)
{
var bottomPartner = (from p in this.dataContext.partners orderby p.sort descending select p).FirstOrDefault();
partner.sort += 1;
this.dataContext.SaveChanges();
return(Rtn <bool> .Success(true, "置底成功"));
}
else
{
return(Rtn <bool> .Error("重置到底部"));
}
}
public object reset2Top([FromBody] ResetPartnerInput input)
{
var partner = this.dataContext.partners.Find(input.partnerId);
Console.WriteLine(input.partnerId);
if (partner != null)
{
var firstPartner = (from p in this.dataContext.partners orderby p.sort select p).FirstOrDefault();
partner.sort = firstPartner.sort - 1;
this.dataContext.SaveChanges();
return(Rtn <bool> .Success(true, "置顶成功"));
}
else
{
return(Rtn <bool> .Success(false, "伙伴不存在"));
}
}
