public PagedResult <EmployerSearchModel> Search(EmployerSearchParameters searchParams, bool orderByRelevance)
{
List <SearchCachedOrganisation> allOrganisations = SearchRepository.CachedOrganisations
.Where(o => o.IncludeInViewingService)
.ToList();
List <SearchCachedOrganisation> filteredOrganisations = FilterByOrganisations(allOrganisations, searchParams);
if (searchParams.Keywords == null)
{
List <SearchCachedOrganisation> orderedOrganisations =
filteredOrganisations.OrderBy(o => o.OrganisationName.OriginalValue).ToList();
List <SearchCachedOrganisation> paginatedResultsForAllOrganisations = PaginateResults(
orderedOrganisations,
searchParams.Page,
searchParams.PageSize);
return(new PagedResult <EmployerSearchModel>
{
Results = ConvertToEmployerSearchModels(paginatedResultsForAllOrganisations),
CurrentPage = searchParams.Page,
PageSize = searchParams.PageSize,
ActualRecordTotal = orderedOrganisations.Count,
VirtualRecordTotal = orderedOrganisations.Count
});
}
string query = searchParams.Keywords.Trim().ToLower();
bool queryContainsPunctuation = WordSplittingRegex.ContainsPunctuationCharacters(query);
List <string> searchTerms = SearchHelper.ExtractSearchTermsFromQuery(query, queryContainsPunctuation);
var matchingOrganisations = new List <SearchCachedOrganisation>();
var convertedResults = new List <EmployerSearchModel>();
if (searchParams.SearchType == SearchType.NotSet)
{
throw new NotImplementedException();
}
if (searchParams.SearchType == SearchType.ByEmployerName)
{
matchingOrganisations = GetMatchingOrganisationsByName(
filteredOrganisations,
searchTerms,
query,
queryContainsPunctuation);
List <RankedViewingSearchOrganisation> organisationsWithRankings = CalculateOrganisationRankings(
matchingOrganisations,
searchTerms,
query,
queryContainsPunctuation);
List <RankedViewingSearchOrganisation> rankedOrganisations = orderByRelevance
? OrderOrganisationsByRank(organisationsWithRankings)
: OrderOrganisationsAlphabetically(organisationsWithRankings);
List <RankedViewingSearchOrganisation> paginatedResults = PaginateResults(
rankedOrganisations,
searchParams.Page,
searchParams.PageSize);
convertedResults = ConvertRankedOrgsToEmployerSearchModels(paginatedResults);
}
if (searchParams.SearchType == SearchType.BySectorType)
{
matchingOrganisations = GetMatchingOrganisationsBySicCode(
filteredOrganisations,
searchTerms,
query,
queryContainsPunctuation);
// Only alphabetically for SIC code search
List <SearchCachedOrganisation> orderedOrganisations =
matchingOrganisations.OrderBy(o => o.OrganisationName.OriginalValue).ToList();
List <SearchCachedOrganisation> paginatedSicCodeResults = PaginateResults(
orderedOrganisations,
searchParams.Page,
searchParams.PageSize);
convertedResults = ConvertSearchCachedOrganisationsToEmployerSearchModels(paginatedSicCodeResults);
}
var pagedResult = new PagedResult <EmployerSearchModel>
{
Results = convertedResults,
CurrentPage = searchParams.Page,
PageSize = searchParams.PageSize,
ActualRecordTotal = matchingOrganisations.Count,
VirtualRecordTotal = matchingOrganisations.Count
};
return(pagedResult);
}