/// <summary>
/// Shows how to get the total number of records based on Search Parameters.
/// </summary>
private void GetRecordCountDynamicWhere()
{
// search parameters, everything is nullable, only items being searched for should be filled
// note: fields with String type uses a LIKE search, everything else uses an exact match
// also, every field you're searching for uses the AND operator
// e.g. int? productID = 1; string productName = "ch";
// will translate to: SELECT....WHERE productID = 1 AND productName LIKE '%ch%'
int? roleId = null;
string roleDescription = null;
DateTime?createdOn = null;
string createdBy = null;
DateTime?modifiedOn = null;
string modifiedBy = null;
int totalRecordCount = RoleMaster.GetRecordCountDynamicWhere(roleId, roleDescription, createdOn, createdBy, modifiedOn, modifiedBy);
}
/// <summary>
/// Gets the list of data for use by the jqgrid plug-in
/// </summary>
public IActionResult OnGetGridDataWithFilters(string sidx, string sord, int _page, int rows, string filters)
{
int? roleId = null;
string roleDescription = String.Empty;
DateTime?createdOn = null;
string createdBy = String.Empty;
DateTime?modifiedOn = null;
string modifiedBy = String.Empty;
if (!String.IsNullOrEmpty(filters))
{
// deserialize json and get values being searched
var jsonResult = JsonConvert.DeserializeObject <Dictionary <string, dynamic> >(filters);
foreach (var rule in jsonResult["rules"])
{
if (rule["field"].Value.ToLower() == "roleid")
{
roleId = Convert.ToInt32(rule["data"].Value);
}
if (rule["field"].Value.ToLower() == "roledescription")
{
roleDescription = rule["data"].Value;
}
if (rule["field"].Value.ToLower() == "createdon")
{
createdOn = Convert.ToDateTime(rule["data"].Value);
}
if (rule["field"].Value.ToLower() == "createdby")
{
createdBy = rule["data"].Value;
}
if (rule["field"].Value.ToLower() == "modifiedon")
{
modifiedOn = Convert.ToDateTime(rule["data"].Value);
}
if (rule["field"].Value.ToLower() == "modifiedby")
{
modifiedBy = rule["data"].Value;
}
}
// sometimes jqgrid assigns a -1 to numeric fields when no value is assigned
// instead of assigning a null, we'll correct this here
if (roleId == -1)
{
roleId = null;
}
}
int totalRecords = RoleMaster.GetRecordCountDynamicWhere(roleId, roleDescription, createdOn, createdBy, modifiedOn, modifiedBy);
int startRowIndex = ((_page * rows) - rows);
List <RoleMaster> objRoleMasterCol = RoleMaster.SelectSkipAndTakeDynamicWhere(roleId, roleDescription, createdOn, createdBy, modifiedOn, modifiedBy, rows, startRowIndex, sidx + " " + sord);
int totalPages = (int)Math.Ceiling((float)totalRecords / (float)rows);
if (objRoleMasterCol is null)
{
return(new JsonResult("{ total = 0, page = 0, records = 0, rows = null }"));
}
var jsonData = new
{
total = totalPages,
_page,
records = totalRecords,
rows = (
from objRoleMaster in objRoleMasterCol
select new
{
id = objRoleMaster.RoleId,
cell = new string[] {
objRoleMaster.RoleId.ToString(),
objRoleMaster.RoleDescription,
objRoleMaster.CreatedOn.ToString("d"),
objRoleMaster.CreatedBy,
objRoleMaster.ModifiedOn.HasValue ? objRoleMaster.ModifiedOn.Value.ToString("d") : "",
objRoleMaster.ModifiedBy
}
}).ToArray()
};
return(new JsonResult(jsonData));
}