public void ProcessRequest(HttpContext context)
{
context.Response.ContentType = "text/json";
int start = 0;
int limit = 10;
string sort = string.Empty;
string dir = string.Empty;
string query = string.Empty;
if (!string.IsNullOrEmpty(context.Request["start"]))
{
start = int.Parse(context.Request["start"]);
}
if (!string.IsNullOrEmpty(context.Request["limit"]))
{
limit = int.Parse(context.Request["limit"]);
}
if (!string.IsNullOrEmpty(context.Request["sort"]))
{
sort = context.Request["sort"];
}
if (!string.IsNullOrEmpty(context.Request["dir"]))
{
dir = context.Request["dir"];
}
if (!string.IsNullOrEmpty(context.Request["query"]))
{
query = context.Request["query"].ToUpper();
}
Paging <Drug> Drugs = Drug.drugsPaging(start, limit, sort, dir, query);
context.Response.Write(string.Format("{{total:{1},'drugs':{0}}}", JSON.Serialize(Drugs.Data), Drugs.TotalRecords));
}
public static Paging <Drug> drugsPaging(int start, int limit, string sort, string dir, string filter)
{
List <Drug> drugs = Drug.Getdrugname;
if (filter.Length > 0)
{
drugs.Clear();
DBMysql db = new DBMysql();
List <Drug> data = new List <Drug>();
string sql = "SELECT drg_name FROM drug_list "; //簡碼輸入
sql += "WHERE short_code LIKE '%" + filter + "%' AND drg_status='Y'";
DataTable dt1 = db.Query(sql);
if (dt1.Rows.Count > 0)
{
for (int j = 0; j < dt1.Rows.Count; j++)
{
Drug drug = new Drug();
drug.py = filter;
drug.drugname = dt1.Rows[j]["drg_name"].ToString(); //drg_name
drugs.Add(drug);
}
}
else //直接輸入中文字
{
sql = "SELECT drg_name FROM drug_list ";
sql += "WHERE drg_name LIKE '%" + filter + "%' AND drg_status='Y' ";
dt1 = db.Query(sql);
if (dt1.Rows.Count > 0)
{
for (int j = 0; j < dt1.Rows.Count; j++)
{
Drug drug = new Drug();
drug.py = filter;
drug.drugname = dt1.Rows[j]["drg_name"].ToString(); //drg_name
drugs.Add(drug);
}
}
else
{
sql = "SELECT PY, HZ, ZM FROM pinyin ";
if (filter != "*")
{
sql += "WHERE PY LIKE '" + filter + "%' AND ZM='" + filter.Substring(0, 1) + "' ";
}
DataTable dt = db.Query(sql);
if (dt.Rows.Count > 0) //使用拼音輸入
{
sql = "SELECT drg_name FROM drug_list WHERE (1=0 ";
for (int i = 0; i < dt.Rows.Count; i++)
{
sql += "OR drg_name LIKE '" + dt.Rows[i]["HZ"].ToString() + "%' ";
}
sql += ") AND drg_status='Y'";
dt1 = db.Query(sql);
if (dt1.Rows.Count > 0)
{
for (int j = 0; j < dt1.Rows.Count; j++)
{
Drug drug = new Drug();
drug.py = filter.Substring(0, 1);
drug.drugname = dt1.Rows[j]["drg_name"].ToString(); //drg_name
drugs.Add(drug);
}
}
}
dt.Dispose();
}
dt1.Dispose();
db.Close();
}
}
//if (!string.IsNullOrEmpty(filter) && filter != "*")
//{
// drugs.RemoveAll(drug => !drug.py.StartsWith(filter));
//}
if (!string.IsNullOrEmpty(sort))
{
drugs.Sort(delegate(Drug x, Drug y)
{
object a;
object b;
int direction = dir == "DESC" ? -1 : 1;
a = x.GetType().GetProperty(sort).GetValue(x, null);
b = y.GetType().GetProperty(sort).GetValue(y, null);
return(CaseInsensitiveComparer.Default.Compare(a, b) * direction);
});
}
if ((start + limit) > drugs.Count)
{
limit = drugs.Count - start;
}
List <Drug> rangeDrugs = (start < 0 || limit < 0) ? drugs : drugs.GetRange(start, limit);
return(new Paging <Drug>(rangeDrugs, drugs.Count));
}