public IActionResult GetContacts(ContactsResourceParameters contactsResourceParameters)
{
var peopleContactsFromRepo = _context.GetPeopleContacts(contactsResourceParameters);
var previousPageLink = peopleContactsFromRepo.HasPrevious ? CreateContactsResourceUri(contactsResourceParameters, ResourceUriType.PreviousPage) : null;
var nextPageLink = peopleContactsFromRepo.HasNext ? CreateContactsResourceUri(contactsResourceParameters, ResourceUriType.NextPage) : null;
var paginationMetadata = new
{
totalCount = peopleContactsFromRepo.Count,
pageSize = peopleContactsFromRepo.PageSize,
currentPage = peopleContactsFromRepo.CurrentPage,
totalPages = peopleContactsFromRepo.TotalPages,
previousPageLink = previousPageLink,
nextPageLink = nextPageLink
};
Response.Headers.Add("X-Pagination",
Newtonsoft.Json.JsonConvert.SerializeObject(paginationMetadata));
var result = Mapper.Map <IEnumerable <PeopleContactDto> >(peopleContactsFromRepo);
return(Ok(result));
}
private string CreateContactsResourceUri(ContactsResourceParameters contactsResourceParameters, ResourceUriType type)
{
switch (type)
{
case ResourceUriType.PreviousPage:
return(_urlHelper.Link("GetAuthors",
new
{
pageNumber = contactsResourceParameters.PageNumber - 1,
pageSize = contactsResourceParameters.PageSize
}));
case ResourceUriType.NextPage:
return(_urlHelper.Link("GetAuthors",
new
{
pageNumber = contactsResourceParameters.PageNumber + 1,
pageSize = contactsResourceParameters.PageSize
}));
default:
return(_urlHelper.Link("GetAuthors",
new
{
pageNumber = contactsResourceParameters.PageNumber,
pageSize = contactsResourceParameters.PageSize
}));
}
}
private IEnumerable <LinkDto> CreateLinksForContacts(
ContactsResourceParameters contactsResourceParameters,
bool hasNext, bool hasPrevious)
{
var links = new List <LinkDto>();
//links.Add(
// new LinkDto(CreateContactsResourceUri(
// contactsResourceParameters, ResourceUriType.Current),
// "self",
// "GET"));
if (hasNext)
{
links.Add(
new LinkDto(CreateContactsResourceUri(
contactsResourceParameters, ResourceUriType.NextPage),
"nextPage",
"GET"));
}
if (hasPrevious)
{
links.Add(
new LinkDto(CreateContactsResourceUri(
contactsResourceParameters, ResourceUriType.PreviousPage),
"previousPage",
"GET"));
}
return(links);
}
public PagedList <PeopleContact> GetPeopleContacts(ContactsResourceParameters contactsResourceParameters)
{
var collectionBeforePaging = _context.PeopleContacts
.OrderBy(pc => pc.FirstName)
.ThenBy(pc => pc.LastName);
return(PagedList <PeopleContact> .Create(collectionBeforePaging, contactsResourceParameters.PageNumber, contactsResourceParameters.PageSize));
}
private string CreateContactsResourceUri(
ContactsResourceParameters contactsResourceParameters, ResourceUriType type)
{
switch (type)
{
case ResourceUriType.PreviousPage:
return(Url.Link("GetContacts",
new
{
fields = contactsResourceParameters.Fields,
orderBy = contactsResourceParameters.OrderBy,
pageNumber = contactsResourceParameters.PageNumber - 1,
pageSize = contactsResourceParameters.PageSize,
iD = contactsResourceParameters.id,
firstName = contactsResourceParameters.firstname,
Search = contactsResourceParameters.search
}));
case ResourceUriType.NextPage:
return(Url.Link("GetContacts",
new
{
fields = contactsResourceParameters.Fields,
orderBy = contactsResourceParameters.OrderBy,
pageNumber = contactsResourceParameters.PageNumber + 1,
pageSize = contactsResourceParameters.PageSize,
iD = contactsResourceParameters.id,
firstName = contactsResourceParameters.firstname,
Search = contactsResourceParameters.search
}));
case ResourceUriType.Current:
return(Url.Link("GetContacts",
new
{
fields = contactsResourceParameters.Fields,
orderBy = contactsResourceParameters.OrderBy,
pageNumber = contactsResourceParameters.PageNumber + 1,
pageSize = contactsResourceParameters.PageSize,
iD = contactsResourceParameters.id,
firstName = contactsResourceParameters.firstname,
Search = contactsResourceParameters.search
}));
default:
return(Url.Link("GetContacts",
new
{
fields = contactsResourceParameters.Fields,
orderBy = contactsResourceParameters.OrderBy,
pageNumber = contactsResourceParameters.PageNumber,
pageSize = contactsResourceParameters.PageSize,
iD = contactsResourceParameters.id,
firstName = contactsResourceParameters.firstname,
Search = contactsResourceParameters.search
}));
}
}
//[ResponseCache(Duration = 0)]
public IActionResult GetContactsList(
[FromQuery] ContactsResourceParameters contactsResourceParameters)
{
if (!_propertyMappingService.ValidMappingExistsFor <ContactDto, Contact>
(contactsResourceParameters.OrderBy))
{
return(BadRequest());
}
if (!_propertyCheckerService.TypeHasProperties <Contact>
(contactsResourceParameters.Fields))
{
return(BadRequest());
}
var ContactsFromRepo = _contactRepo.GetContacts(contactsResourceParameters);
var paginationMetaData = new
{
totalCount = ContactsFromRepo.TotalCount,
pageSize = ContactsFromRepo.PageSize,
currentPage = ContactsFromRepo.CurrentPage,
totalPages = ContactsFromRepo.TotalPages
};
Response.Headers.Add("X-Pagination",
JsonSerializer.Serialize(paginationMetaData));
var links = CreateLinksForContacts(contactsResourceParameters,
ContactsFromRepo.HasNext, ContactsFromRepo.HasPrevious);
var shapedContacts = ContactsFromRepo.ShapeDatas(contactsResourceParameters.Fields);
var shapedContactsWithLinks = shapedContacts.Select(contact =>
{
var contactAsDictionary = contact as IDictionary <string, object>;
//var contactLinks = CreateLinksForContact((int)contactAsDictionary["Id"], null);
//contactAsDictionary.Add("links", contactLinks);
return(contactAsDictionary);
});
var linkedCollectionResource = new
{
value = shapedContactsWithLinks,
links
};
return(Ok(shapedContacts));
}
public PagedList <Contact> GetContacts(ContactsResourceParameters contactsResourceParameters)
{
if (contactsResourceParameters == null)
{
throw new ArgumentNullException(nameof(contactsResourceParameters));
}
var collection = _context.Contacts as IQueryable <Contact>;
if (contactsResourceParameters.id != 0)
{
collection = _context.Contacts.Where(c => c.Id == contactsResourceParameters.id);
}
if (!string.IsNullOrWhiteSpace(contactsResourceParameters.firstname))
{
var firstName = contactsResourceParameters.firstname.Trim();
collection = _context.Contacts.Where(c => c.FirstName == firstName);
}
if (!string.IsNullOrWhiteSpace(contactsResourceParameters.search))
{
var searchQuery = contactsResourceParameters.search.Trim();
collection = collection.Where(c =>
c.FirstName.Contains(searchQuery) ||
c.LastName.Contains(searchQuery) ||
c.Phone.Contains(searchQuery) ||
c.Email.Contains(searchQuery));
}
if (!string.IsNullOrWhiteSpace(contactsResourceParameters.OrderBy))
{
//get property mapping dictionary
var contactPropertyMappingDictionary =
_propertyMappingService.GetPropertyMapping <ContactDto, Contact>();
collection = collection.ApplySort(contactsResourceParameters.OrderBy, contactPropertyMappingDictionary);
}
else
{
collection = collection.OrderBy(c => c.Id);
}
return(PagedList <Contact> .Create(collection,
contactsResourceParameters.PageNumber,
contactsResourceParameters.PageSize));
}
