public static Tuple <int, int, string> get_ItemJsonByWhere(Func <m_kh_nhom, bool> where, int page_number, int page_size)
{
var ls = list.Where(where).ToList();
//int startRowIndex = page_size * (page_number - 1);
//var dt = ls.Skip(startRowIndex).Take(page_size).ToList();
List <m_kh_nhom> dt = new List <m_kh_nhom>()
{
};
if (ls.Count > page_size)
{
int startRowIndex = page_size * (page_number - 1);
dt = ls.Skip(startRowIndex).Take(page_size).ToList();
}
else
{
dt = ls;
}
for (int k = 0; k < dt.Count; k++)
{
m_kh_nhom m = dt[k];
List <long> lsi = new List <long>()
{
};
dic_Nhom_Item.TryGetValue(m.id, out lsi);
if (lsi != null && lsi.Count > 0)
{
m.item_count = lsi.Count;
}
dt[k] = m;
}
string json = JsonConvert.SerializeObject(dt);
//return json;
return(new Tuple <int, int, string>(list.Count, ls.Count, json));
}
// update các thông tin của nhóm
public static string edit_ItemJsonString(string item_json, string msg_default = "")
{
string json = msg_default;
try
{
m_kh_nhom m = JsonConvert.DeserializeObject <m_kh_nhom>(item_json);
int index = list.FindIndex(o => o.id == m.id);
if (index != -1)
{
m_kh_nhom o = list[index];
o.name = m.name;
o.type = m.type;
long id_parent_new = m.id_parent, id_parent_old = o.id_parent;
if (id_parent_new != id_parent_old)
{
string array_subID_new = "", array_subID_old = "";
dic_Nhom_Index.TryGetValue(id_parent_new, out array_subID_new);
dic_Nhom_Index.TryGetValue(id_parent_old, out array_subID_old);
//join new id parent
if (string.IsNullOrEmpty(array_subID_new))
{
array_subID_new = ";" + o.id.ToString() + ";";
}
else
{
array_subID_new += o.id.ToString() + ";";
}
//remove id parent old
if (!string.IsNullOrEmpty(array_subID_old))
{
array_subID_old = array_subID_old.Replace(";" + o.id.ToString() + ";", ";");
}
try
{
lock (lock_index)
{
update_index(id_parent_new, array_subID_new);
update_index(id_parent_old, array_subID_old);
}
}
catch
{
}
}
lock (lock_list)
list[index] = o;
update();
json = JsonConvert.SerializeObject(o);
}
}
catch { }
return(json);
}
// them 1 nhom moi
public static string add_ItemJson(string item_json, string msg_default = "")
{
string json = msg_default;
var json_obj = JsonConvert.DeserializeObject <m_kh_nhom>(item_json);
try
{
m_kh_nhom m = JsonConvert.DeserializeObject <m_kh_nhom>(item_json);
int index = list.FindIndex(o => o.code == m.code);
if (index == -1)
{
bool c = false;
int id_new = 0;
while (c == false)
{
Random rnd = new Random();
id_new = rnd.Next(1, int.MaxValue);
int idx = list.FindIndex(o => id_new == m.id);
if (idx == -1)
{
c = true;
}
;
}
int phase_type = json_obj.id_group;
long id_parent = json_obj.id_parent;
m.id = id_new;
m.id_group = phase_type;
m.id_parent = id_parent;
m.level = json_obj.level;
m.name = json_obj.name;
m.code = json_obj.code;
m.status = true;
string array_subID = "";
dic_Nhom_Index.TryGetValue(id_parent, out array_subID);
if (array_subID == null)
{
array_subID = ";" + id_new.ToString() + ";";
}
else
{
array_subID = array_subID + id_new.ToString() + ";";
}
lock (lock_list)
{
list.Add(m);
}
lock (lock_index)
{
if (dic_Nhom_Index.ContainsKey(id_parent))
{
dic_Nhom_Index[id_parent] = array_subID;
}
update_index(id_parent, array_subID);
}
update();
json = JsonConvert.SerializeObject(m);
}
else
{
json = "Trùng mã";
}
}
catch { }
return(json);
}
public static Tuple <bool, string, dynamic> add(string s_key, string s_item)
{
try
{
string json = "";
var json_obj = JsonConvert.DeserializeObject <m_kh_nhom>(s_item);
m_kh_nhom m = JsonConvert.DeserializeObject <m_kh_nhom>(s_item);
int index = list.FindIndex(o => o.code == m.code);
if (index == -1)
{
bool c = false;
int id_new = 0;
while (c == false)
{
Random rnd = new Random();
id_new = rnd.Next(1, int.MaxValue);
int idx = list.FindIndex(o => id_new == m.id);
if (idx == -1)
{
c = true;
}
;
}
int phase_type = json_obj.id_group;
long id_parent = json_obj.id_parent;
m.id = id_new;
m.id_group = phase_type;
m.id_parent = id_parent;
m.level = json_obj.level;
m.name = json_obj.name;
m.code = json_obj.code;
m.status = true;
string array_subID = "";
dic_Nhom_Index.TryGetValue(id_parent, out array_subID);
if (array_subID == null)
{
array_subID = ";" + id_new.ToString() + ";";
}
else
{
array_subID = array_subID + id_new.ToString() + ";";
}
lock (lock_list)
{
list.Add(m);
}
lock (lock_index)
{
if (dic_Nhom_Index.ContainsKey(id_parent))
{
dic_Nhom_Index[id_parent] = array_subID;
}
update_index(id_parent, array_subID);
}
update();
json = JsonConvert.SerializeObject(m);
}
else
{
json = "trung_ma";
}
return(new Tuple <bool, string, dynamic>(true, json, m));
}
catch { }
return(new Tuple <bool, string, dynamic>(false, "", null));
}
public static Tuple <bool, string, dynamic> edit(string s_key, string s_item)
{
try
{
string json = "";
m_kh_nhom m = JsonConvert.DeserializeObject <m_kh_nhom>(s_item);
int index = list.FindIndex(o => o.id == m.id);
if (index != -1)
{
m_kh_nhom o = list[index];
o.name = m.name;
o.type = m.type;
long id_parent_new = m.id_parent, id_parent_old = o.id_parent;
if (id_parent_new != id_parent_old)
{
string array_subID_new = "", array_subID_old = "";
dic_Nhom_Index.TryGetValue(id_parent_new, out array_subID_new);
dic_Nhom_Index.TryGetValue(id_parent_old, out array_subID_old);
//join new id parent
if (string.IsNullOrEmpty(array_subID_new))
{
array_subID_new = ";" + o.id.ToString() + ";";
}
else
{
array_subID_new += o.id.ToString() + ";";
}
//remove id parent old
if (!string.IsNullOrEmpty(array_subID_old))
{
array_subID_old = array_subID_old.Replace(";" + o.id.ToString() + ";", ";");
}
try
{
lock (lock_index)
{
update_index(id_parent_new, array_subID_new);
update_index(id_parent_old, array_subID_old);
}
}
catch
{
}
}
lock (lock_list)
list[index] = o;
update();
json = JsonConvert.SerializeObject(o);
}
return(new Tuple <bool, string, dynamic>(true, json, m));
}
catch { }
return(new Tuple <bool, string, dynamic>(false, "", null));
}