public async Task <OperationResult <PaginationList <Course> > > GetCourses(CoursesQueryParameters queryParameters)
{
bool hasOrderBy = queryParameters.OrderBy != null;
bool hasSearchQuery = queryParameters.SearchQuery != null;
using (CourseLibraryContext context = new CourseLibraryContext(options))
{
try
{
var collection = context.Courses as IQueryable <Course>;
if (hasSearchQuery)
{
collection = context.Courses.Where(c => c.Title.Contains(queryParameters.SearchQuery));
}
if (hasOrderBy)
{
string orderString = filterationService.GetFiltrationString <CourseDto, Course>(queryParameters.OrderBy);
collection = context.Courses.OrderBy(orderString);
}
var courses = PaginationList <Course> .CreatePagination(collection, queryParameters.PageSize, queryParameters.PageNumber);
return(new SuccessOperationResult <PaginationList <Course> >
{
Result = courses,
Code = ConstOperationCodes.SUCCESS_OPERATION
});
}
catch (Exception e)
{
logger.Error($"error in courses library service get courses : {e.Message}");
return(new FailedOperationResult <PaginationList <Course> >
{
Code = ConstOperationCodes.FAILED_OPERATION
});
}
}
}
public async Task <ActionResult <OperationResult <IEnumerable <CourseDto> > > > GetCourses([FromQuery] CoursesQueryParameters queryParameters)
{
OperationResult <PaginationList <Course> > result = await _courseLibraryService.GetCourses(queryParameters);
if (result.Success)
{
var successOperation = result as SuccessOperationResult <PaginationList <Course> >;
var coursesDto = _mapper.Map <IEnumerable <CourseDto> >(successOperation.Result.ListData);
var operationReturn = new SuccessOperationResult <IEnumerable <CourseDto> >
{
Result = coursesDto,
Code = successOperation.Code,
};
return(Ok(operationReturn));
}
var failedOperation = result as FailedOperationResult <PaginationList <Course> >;
return(Ok(failedOperation));
}
public OperationResult <PaginationList <Course> > GetCourses(CoursesQueryParameters queryParameters, Guid authorId) => throw new NotImplementedException();
