public async Task <IActionResult> GetCompanies([FromQuery] CompanyDtoParameters parameters, [FromHeader(Name = "Accept")] string mediaType) //ActionResult<IEnumerable<DtoCompany>
{
if (!MediaTypeHeaderValue.TryParse(mediaType, out MediaTypeHeaderValue parsedMediaType))
{
return(BadRequest());
}
if (!_propertyMappingService.ValidMappingExistsFor <CompanyDto, Company>(parameters.OrderBy))
{
return(BadRequest());
}
if (!_propertyCheckerService.TypeHasProperites <CompanyDto>(parameters.Fields))
{
return(BadRequest());
}
var companies = await _companyRepositroy.GetCompaniesAsync(parameters);
var companyDtos = _mapper.Map <IEnumerable <CompanyDto> >(companies);
var shapeData = companyDtos.ShapeData(parameters.Fields);
if (parsedMediaType.MediaType == "application/vnd.company.hateoas+json")
{
var paginationMetadata_hateoas = new
{
totalCount = companies.TotalCount,
pageSize = companies.PageSize,
currentPage = companies.CurrentPage,
totalPage = companies.TotalPages,
//privousPageLink = companies.HasPrevious ? CreateCompaniesResourceUri(parameters, ResourceUriType.PreviousPage) : null,
//nextPageLink = companies.HasNext ? CreateCompaniesResourceUri(parameters, ResourceUriType.NextPage) : null
};
Response.Headers.Add("X-Pagination",
JsonSerializer.Serialize(paginationMetadata_hateoas, new JsonSerializerOptions {
Encoder = JavaScriptEncoder.UnsafeRelaxedJsonEscaping
})
);
var links = CreateLinksForCompany(parameters, companies.HasPrevious, companies.HasNext);
var shapedCompaniesWithLinks = shapeData.Select(c =>
{
var companyDict = c as IDictionary <string, object>;
var companyLinks = CreateLinksForCompany((Guid)companyDict["Id"], null);
companyDict.Add("links", companyLinks);
return(companyDict);
});
var linkedCollectionResource = new
{
value = shapedCompaniesWithLinks,
links = links
};
return(Ok(linkedCollectionResource));
}
var paginationMetadata = new
{
totalCount = companies.TotalCount,
pageSize = companies.PageSize,
currentPage = companies.CurrentPage,
totalPage = companies.TotalPages,
privousPageLink = companies.HasPrevious ? CreateCompaniesResourceUri(parameters, ResourceUriType.PreviousPage) : null,
nextPageLink = companies.HasNext ? CreateCompaniesResourceUri(parameters, ResourceUriType.NextPage) : null
};
Response.Headers.Add("X-Pagination",
JsonSerializer.Serialize(paginationMetadata, new JsonSerializerOptions {
Encoder = JavaScriptEncoder.UnsafeRelaxedJsonEscaping
})
);
return(Ok(shapeData));
}