public Model.Chat selectRecentMessage(String myID, String otherID)
{
List <Dictionary <String, Object> > sqlResult = DatabaseTool.ExecSqlReturn(String.Format(selectMessage, otherID, myID));
Model.Chat chat = new Model.Chat();
if (sqlResult == null || sqlResult.Count < 1)
{
//如果没找到和这个人的聊天记录，说明这个人可能是该用户在首页点击的chat_id
return(null);
}
else
{
return(Model.Chat.createChat(sqlResult[0]));
}
}
public String selectNewMessage(String myID, String otherID, DateTime lastTime)
{
List <Dictionary <String, Object> > sqlResult = DatabaseTool.ExecSqlReturn(String.Format(selectNew, myID, otherID, lastTime));
Model.Chat chat = new Model.Chat();
if (sqlResult == null || sqlResult.Count < 1)
{
//如果没找到和这个人的聊天记录，说明这个人可能是该用户在首页点击的chat_id
return(null);
}
else
{
chat = Model.Chat.createChat(sqlResult[0]);
return(chat.content);
}
}
public List <Model.Release> selectGoodsByGoodID(int goodsID)
{
List <Dictionary <String, Object> > sqlResult = DatabaseTool.ExecSqlReturn(String.Format(selectByID, goodsID));
List <Model.Release> release = new List <Model.Release>();
if (sqlResult == null || sqlResult.Count < 1)
{
return(release);
}
else
{
foreach (Dictionary <String, Object> dic in sqlResult)
{
release.Add(Model.Release.createRelease(dic));
}
return(release);
}
}
public List <Model.Release> selectGoodsRandom()
{
List <Dictionary <String, Object> > sqlResult = DatabaseTool.ExecSqlReturn(selectAll);
List <Model.Release> release = new List <Model.Release>();
if (sqlResult == null || sqlResult.Count < 1)
{
return(release);
}
else
{
foreach (Dictionary <String, Object> dic in sqlResult)
{
release.Add(Model.Release.createRelease(dic));
}
return(release);
}
}
public List <Model.Chat> selectAllMessage(String myID, String otherID)
{
List <Dictionary <String, Object> > sqlResult = DatabaseTool.ExecSqlReturn(String.Format(selectAllMessages, myID, otherID, otherID, myID));
List <Model.Chat> message = new List <Model.Chat>();
if (sqlResult == null || sqlResult.Count < 1)
{
//如果没找到和这个人的聊天记录，说明这个人可能是该用户在首页点击的chat_id
return(null);
}
else
{
foreach (Dictionary <String, Object> dic in sqlResult)
{
message.Add(Model.Chat.createChat(dic));
}
return(message);
}
}
public List <Model.Release> selectGoodsByCategory(String Category)
{
String sql = String.Format(selectByCategory, Category);
List <Dictionary <String, Object> > sqlResult = DatabaseTool.ExecSqlReturn(sql);
List <Model.Release> release = new List <Model.Release>();
if (sqlResult == null || sqlResult.Count < 1)
{
return(release);
}
else
{
foreach (Dictionary <String, Object> dic in sqlResult)
{
release.Add(Model.Release.createRelease(dic));
}
return(release);
}
}