public static string GetContainsFilterExpression(Field availableField, IEnumerable <string> rawValues)
{
var azureFieldName = availableField.Name;
var values = rawValues.Where(v => !string.IsNullOrEmpty(v)).Select(GetStringFilterValue).ToArray();
return(AzureSearchHelper.JoinNonEmptyStrings(" or ", true, values.Select(v => $"{azureFieldName}/any(v: v eq {v})").ToArray()));
}
private static string GetEqualsFilterExpression(Field availableField, IEnumerable <string> rawValues)
{
var azureFieldName = availableField.Name;
var values = rawValues.Where(v => !string.IsNullOrEmpty(v)).Select(v => GetFilterValue(availableField, v)).ToArray();
return(AzureSearchHelper.JoinNonEmptyStrings(" or ", true, values.Select(v => $"{azureFieldName} eq {v}").ToArray()));
}
private static string CreateOrFilter(OrFilter orFilter, IList <Field> availableFields)
{
string result = null;
if (orFilter.ChildFilters != null)
{
var childExpressions = orFilter.ChildFilters.Select(q => GetFilterExpressionRecursive(q, availableFields)).ToArray();
result = AzureSearchHelper.JoinNonEmptyStrings(" or ", true, childExpressions);
}
return(result);
}
private static string CreateRangeFilter(RangeFilter rangeFilter, IList <Field> availableFields)
{
string result;
var availableField = availableFields.Get(rangeFilter.FieldName);
if (availableField != null)
{
var expressions = rangeFilter.Values
.Select(v => GetRangeFilterValueExpression(v, availableField.Name))
.Where(e => !string.IsNullOrEmpty(e))
.ToArray();
result = AzureSearchHelper.JoinNonEmptyStrings(" or ", true, expressions);
}
else
{
result = AzureSearchHelper.NonExistentFieldFilter;
}
return(result);
}
