public async Task <IActionResult> FilterActivities([FromBody] ActivitySearchFilterModel filterModel)
{
int pageSize = _configuration.GetValue <int>("IndexPageSize");
var activities = _dbContext.Activities.AsNoTracking().OrderBy(a => a.Date);
var filteredActivities = FilterHelper.GetActivities(activities, filterModel);
var pagedActivities = await PaginatedList <Activity> .CreatePagedResultAsync(filteredActivities, filterModel.PageNumber, pageSize);
var modelItems = _mapper.Map <PaginatedList <Activity>, PaginatedList <ActivityIndexViewModel> >(pagedActivities);
return(PartialView("_ActivityList", modelItems));
}
public static IQueryable <Activity> GetActivities(IQueryable <Activity> activities, ActivitySearchFilterModel filter)
{
if (filter == null)
{
return(activities);
}
var result = activities;
if (!string.IsNullOrEmpty(filter.City))
{
result = result.Where(a => a.City == filter.City);
}
if (filter.SelectedCategories != null && filter.SelectedCategories.Length > 0)
{
List <ActivityType> activityFilters = new List <ActivityType>();
//Parse string categories to enum
foreach (string c in filter.SelectedCategories)
{
activityFilters.Add((ActivityType)Enum.Parse(typeof(ActivityType), c));
}
result = result.Where(a => activityFilters.Contains(a.Type));
}
return(result);
}
