/// <summary>
/// Gets table rows based on take count and skip count
/// </summary>
/// <param name="takeCount"></param>
/// <param name="skipCount"></param>
/// <returns></returns>
public IEnumerable <T> GetSelectedTableRows(PagingFiltering filters, int takeCount, int skipCount)
{
var alllItems = new List <T>();
skipCount = (skipCount - 1) * 10;
var fluentQuery = new TableQuery <T>();
//IEnumerable<T> items = new List<T>();
//if (filters != null)
//{
// if (null != filters.filter)
// {
// // TODO: Need expand query filter base on datatype.
// if (filters.filter.Filters != null)
// {
// string filter = "";
// List<String> filterCollection = new List<string>();
// foreach (var item in filters.filter.Filters)
// {
// switch (item.Operator)
// {
// case "startswith":
// break;
// case "eq":
// filter = filter + TableQuery.GenerateFilterCondition(item.Field, QueryComparisons.Equal, item.Value);
// filterCollection.Add(filter);
// //TableQuery.CombineFilters(filter);
// break;
// case "neq":
// filter = filter + TableQuery.GenerateFilterCondition(item.Field, QueryComparisons.NotEqual, item.Value);
// filterCollection.Add(filter);
// break;
// case "contains":
// break;
// case "endswith":
// break;
// }
// }
// fluentQuery = new TableQuery<T>().Where(filter);
// }
// }
// if (filters.Sort != null)
// {
// foreach (var sortField in filters.Sort)
// {
// items = _cloudTable.ExecuteQuery(fluentQuery).OrderBy(m => sortField.Field.GetType()).Skip(skipCount).Take(takeCount);
// }
// }
// else
// {
// items = _cloudTable.ExecuteQuery(fluentQuery).Skip(skipCount).Take(takeCount);
// }
//}
TableContinuationToken continuationToken = new TableContinuationToken();
var items = _cloudTable.ExecuteQuerySegmentedAsync(fluentQuery, continuationToken).Result.Skip(skipCount).Take(takeCount);
alllItems.AddRange(items);
return(alllItems);
}
//(PagingFiltering criteria, int pageNo, int pageSize, out long totalCount)
//public IList<T> SearchFor<T>(string tableName, T entity, PagingFiltering criteria, int pageNo, int pageSize, out long totalCount)
public TableQuery <T1> SearchFor <T1>(CloudTable table, PagingFiltering criteria, int pageNo, int pageSize, out long totalCount) where T1 : ITableEntity, new()
{
var resultItems = new List <DynamicTableEntity>();
List <T1> results = new List <T1>();
TableQuery <T1> tableQuery = new TableQuery <T1>();
if (null != criteria.filter)
{
// TODO: Need expand query filter base on datatype.
if (criteria.filter.Filters != null)
{
string filter = "";
List <String> filterCollection = new List <string>();
foreach (var item in criteria.filter.Filters)
{
switch (item.Operator)
{
case "startswith":
break;
case "eq":
filter = filter + TableQuery.GenerateFilterCondition(item.Field, QueryComparisons.Equal, item.Value);
filterCollection.Add(filter);
//TableQuery.CombineFilters(filter);
break;
case "neq":
filter = filter + TableQuery.GenerateFilterCondition(item.Field, QueryComparisons.NotEqual, item.Value);
filterCollection.Add(filter);
break;
case "contains":
break;
case "endswith":
break;
}
}
tableQuery = new TableQuery <T1>().Where(filter);
//StringBuilder finalFilter = new StringBuilder();
//filterCollection.ForEach(delegate (string _filter)
//{
// TableQuery.CombineFilters()
//});
}
}
totalCount = 0;
return(tableQuery);
}
public IList <TEntity> SearchFor(PagingFiltering criteria, int pageNo, int pageSize, out long totalCount)
{
try
{
var resultItems = new List <TEntity>();
FilterDefinition <TEntity> filter = null;
SortDefinition <TEntity> sortDefinition = null;
SortDefinitionBuilder <TEntity> sortDefinitionBuilder = Builders <TEntity> .Sort;
int searchval;
if (null != criteria.filter)
{
// TODO: Need expand query filter base on datatype.
if (criteria.filter.Filters != null)
{
foreach (var item in criteria.filter.Filters)
{
switch (item.Operator)
{
case "startswith":
if (int.TryParse(item.Value, out searchval))
{
if (filter == null)
{
filter = Builders <TEntity> .Filter.Regex(item.Field, new BsonRegularExpression(new Regex("^" + searchval)));
}
else
{
filter = filter & Builders <TEntity> .Filter.Regex(item.Field, new BsonRegularExpression(new Regex("^" + searchval)));
}
}
else
{
if (filter == null)
{
filter = Builders <TEntity> .Filter.Regex(item.Field, new BsonRegularExpression(new Regex("^" + item.Value)));
}
else
{
filter = filter & Builders <TEntity> .Filter.Regex(item.Field, new BsonRegularExpression(new Regex("^" + item.Value)));
}
}
break;
case "eq":
if (item.DataType == "int")
{
if (filter == null)
{
filter = Builders <TEntity> .Filter.Eq(item.Field, item.intValue);
}
else
{
filter = filter & Builders <TEntity> .Filter.Eq(item.Field, item.intValue);
}
}
else
{
if (int.TryParse(item.Value, out searchval))
{
if (filter == null)
{
filter = Builders <TEntity> .Filter.Eq(item.Field, searchval);
}
else
{
filter = filter & Builders <TEntity> .Filter.Eq(item.Field, searchval);
}
}
else
{
if (filter == null)
{
filter = Builders <TEntity> .Filter.Eq(item.Field, item.Value);
}
else
{
filter = filter & Builders <TEntity> .Filter.Eq(item.Field, item.Value);
}
}
}
break;
case "neq":
if (filter == null)
{
filter = Builders <TEntity> .Filter.Ne(item.Field, item.Value);
}
else
{
filter = filter & Builders <TEntity> .Filter.Ne(item.Field, item.Value);
}
break;
case "contains":
if (filter == null)
{
filter = Builders <TEntity> .Filter.Regex(item.Field, "/" + item.Value + "/i");
}
else
{
filter = (filter | Builders <TEntity> .Filter.Regex(item.Field, "/" + item.Value + "/i"));
}
int result = 0;
//As we are not getting DataType of field in search cases so checking that the given search value is a integer. If yes adding it as a number filter as well.
if ((!string.IsNullOrEmpty(item.Value)) && int.TryParse(item.Value, out result))
{
filter = (filter | Builders <TEntity> .Filter.Eq(item.Field, result));
}
break;
case "endswith":
if (filter == null)
{
filter = Builders <TEntity> .Filter.Regex(item.Field, new BsonRegularExpression(new Regex(item.Value + "$")));
}
else
{
filter = filter & Builders <TEntity> .Filter.Regex(item.Field, new BsonRegularExpression(new Regex(item.Value + "$")));
}
break;
case "lt":
if (filter == null)
{
filter = Builders <TEntity> .Filter.Lt(item.Field, item.Value);
}
else
{
filter = filter & Builders <TEntity> .Filter.Lt(item.Field, item.Value);
}
break;
case "gt":
if (filter == null)
{
filter = Builders <TEntity> .Filter.Gt(item.Field, item.Value);
}
else
{
filter = filter & Builders <TEntity> .Filter.Gt(item.Field, item.Value);
}
break;
case "lte":
if (filter == null)
{
filter = Builders <TEntity> .Filter.Lte(item.Field, item.Value);
}
else
{
filter = filter & Builders <TEntity> .Filter.Lte(item.Field, item.Value);
}
break;
case "gte":
if (filter == null)
{
filter = Builders <TEntity> .Filter.Gte(item.Field, item.Value);
}
else
{
filter = filter & Builders <TEntity> .Filter.Gte(item.Field, item.Value);
}
break;
default:
break;
}
}
}
}
//Added new sort block
if (null != criteria.Sort)
{
foreach (var sort in criteria.Sort)
{
if (!string.IsNullOrEmpty(sort.Field))
{
switch (sort.Dir)
{
case "asc":
if (sortDefinition == null)
{
sortDefinition = sortDefinitionBuilder.Ascending(sort.Field);
}
else
{
sortDefinition = sortDefinition.Ascending(sort.Field);
}
break;
case "desc":
if (sortDefinition == null)
{
sortDefinition = sortDefinitionBuilder.Descending(sort.Field);
}
else
{
sortDefinition = sortDefinition.Descending(sort.Field);
}
break;
}
}
}
}
FilterDefinition <TEntity> filterCriteria;
if (filter == null)
{
filterCriteria = Builders <TEntity> .Filter.Empty;
}
else
{
filterCriteria = filter;
}
IFindFluent <TEntity, TEntity> cursor;
if (sortDefinition == null)
{
cursor = collection.Find(filterCriteria);
}
else
{
cursor = collection.Find(filterCriteria).Sort(sortDefinition);
}
totalCount = cursor.Count();
cursor = cursor.Skip(pageSize * (pageNo - 1));
if (pageSize >= 0)
{
cursor = cursor.Limit(pageSize);
}
resultItems.AddRange(cursor.ToList());
return(resultItems);
}
catch (Exception ex)
{
logManager.LogMessage("Message: " + ex.Message + Environment.NewLine + "StackTrace: " + ex.StackTrace + Environment.NewLine + "InnerException: " + ex.InnerException, "", "", LogLevel.Error);
totalCount = 0;
return(new List <TEntity>());
}
}
