/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(tb_opinion model)
{
StringBuilder strSql = new StringBuilder();
StringBuilder setSql = new StringBuilder();
strSql.Append("update tb_opinion set ");
if (!String.IsNullOrEmpty(model.username))
{
setSql.Append("username=@username,");
}
if (!String.IsNullOrEmpty(model.content))
{
setSql.Append("content=@content,");
}
if (model.addtime != null)
{
setSql.Append("addtime=@addtime,");
}
strSql.Append(setSql.ToString().TrimEnd(','));
strSql.Append(" where id=@id ");
using (IDbConnection conn = DapperHelper.OpenConnection())
{
int count = conn.Execute(strSql.ToString(), model);
if (count > 0)
{
return(true);
}
else
{
return(false);
}
}
}
/// <summary>
/// 获得数据列表
/// </summary>
public List <tb_opinion> GetList(tb_opinion model, ref int total)
{
List <tb_opinion> list;
StringBuilder strSql = new StringBuilder();
StringBuilder whereSql = new StringBuilder(" where 1 = 1 ");
strSql.Append(" select ROW_NUMBER() OVER(ORDER BY id desc) AS RID, * from tb_opinion ");
if (!String.IsNullOrEmpty(model.username))
{
whereSql.Append(" and username=@username");
}
if (!String.IsNullOrEmpty(model.content))
{
whereSql.Append(" and content=@content");
}
if (model.addtime != null)
{
whereSql.Append(" and addtime=@addtime");
}
strSql.Append(whereSql);
string CountSql = "SELECT COUNT(1) as RowsCount FROM (" + strSql.ToString() + ") AS CountList";
string pageSqlStr = "select * from ( " + strSql.ToString() + " ) as Temp_PageData where Temp_PageData.RID BETWEEN {0} AND {1}";
pageSqlStr = string.Format(pageSqlStr, (model.PageSize * (model.PageIndex - 1) + 1).ToString(), (model.PageSize * model.PageIndex).ToString());
using (IDbConnection conn = DapperHelper.OpenConnection())
{
list = conn.Query <tb_opinion>(pageSqlStr, model)?.ToList();
total = conn.ExecuteScalar <int>(CountSql, model);
}
return(list);
}
/// <summary>
/// 意见反馈 列表
/// </summary>
public ActionResult opinionList(tb_opinion model)
{
int count = 0;
ViewBag.opinionList = dopinion.GetList(model, ref count);
ViewBag.page = Utils.ShowPage(count, model.PageSize, model.PageIndex, 5);
return(View());
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public tb_opinion GetInfo(tb_opinion model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select * from tb_opinion");
strSql.Append(" where id=@id ");
using (IDbConnection conn = DapperHelper.OpenConnection())
{
model = conn.Query <tb_opinion>(strSql.ToString(), model)?.FirstOrDefault();
}
return(model);
}
/// <summary>
/// 意见反馈 保存
/// </summary>
public JsonResult opinionSave(tb_opinion model)
{
if (model == null)
{
return(ResultTool.jsonResult(false, "参数错误！"));
}
if (!String.IsNullOrEmpty(model.id))
{
bool boolResult = dopinion.Update(model);
return(ResultTool.jsonResult(boolResult, boolResult ? "成功！" : "更新失败！"));
}
else
{
model.id = Guid.NewGuid().ToString("N");
bool boolResult = dopinion.Add(model);
return(ResultTool.jsonResult(boolResult, boolResult ? "成功！" : "添加失败！"));
}
}
/// <summary>
/// 是否存在该记录
/// </summary>
public bool Exists(tb_opinion model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select count(1) from tb_opinion");
strSql.Append(" where id=@id ");
using (IDbConnection conn = DapperHelper.OpenConnection())
{
int count = conn.Execute(strSql.ToString(), model);
if (count > 0)
{
return(true);
}
else
{
return(false);
}
}
}
/// <summary>
/// 增加一条数据
/// </summary>
public bool Add(tb_opinion model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into tb_opinion(");
strSql.Append("id,username,content,addtime)");
strSql.Append(" values (");
strSql.Append("@id,@username,@content,@addtime)");
using (IDbConnection conn = DapperHelper.OpenConnection())
{
int count = conn.Execute(strSql.ToString(), model);
if (count > 0)
{
return(true);
}
else
{
return(false);
}
}
}
/// <summary>
/// 意见反馈 详情
/// </summary>
public ActionResult opinionInfo(tb_opinion model)
{
model = dopinion.GetInfo(model);
return(View(model ?? new tb_opinion()));
}
/// <summary>
/// 意见反馈 删除
/// </summary>
public JsonResult opinionDelete(tb_opinion model)
{
bool boolResult = dopinion.Delete(model);
return(ResultTool.jsonResult(boolResult, boolResult ? "成功！" : "删除失败！"));
}