internal async Task InitializeAsync()
{
CourseListRequest courseListRequest = new CourseListRequest()
{
AccountId = Convert.ToInt32(TYPSY_ACCOUNT_ID),
Email = "*****@*****.**",
Language = "en",
Source = TYPSY_SOURCE,
Referrer = this.Referrer
};
// Refer to the BaseViewModel to see how the encryption keys are initialized
var client = new RestClient(TYPSY_API);
var request = new RestRequest("/lms/course-list", Method.POST);
request.AddHeader("Content-Type", "application/json");
request.AddHeader("Typsy-Source", TYPSY_SOURCE);
request.AddHeader("Typsy-Timestamp", this.Timestamp);
request.AddHeader("Typsy-Account-Id", TYPSY_ACCOUNT_ID);
request.AddHeader("Typsy-Key", this.EncryptedKey);
request.AddHeader("Referer", this.Referrer);
request.AddJsonBody(courseListRequest);
var json = await client.ExecuteAsync(request);
var response = JsonConvert.DeserializeObject <CourseListResponse>(json.Content);
if (response.Success)
{
this.Courses = response.Courses;
}
}
public async Task <IActionResult> CourseList([FromBody] CourseListRequest request)
{
try
{
CourseList courseList = await courseRepository.CourseList(request);
return(Ok(courseList));
}
catch (Exception ex)
{
return(BadRequest(ex.Message));
}
}
/// <summary>
/// Gets a list of courses matching the search criteria in CourseListRequestStructure
/// and logs the duration of the search.
/// </summary>
/// <param name="courseListInput">Search criteria.</param>
/// <returns>Populated CourseLisOutput containing matching courses.</returns>
public CourseListOutput GetCourseList(CourseListInput courseListInput)
{
CourseListOutput courseListOutput = new CourseListOutput(new CourseListResponseStructure());
CourseListRequest request = BuildCourseListRequest(courseListInput.CourseListRequest);
CourseListResponse response = _courseQuery.GetCourseList(request);
courseListOutput.CourseListResponse =
BuildCourseListResponseStructure(response, courseListInput.CourseListRequest);
// Record search time
_courseQuery.RecordSearchTime(Constants.SEARCH_TIME_COLUMN_FLAG, response.SearchHeaderId);
return(courseListOutput);
}
/// <summary>
/// Get matching courses based on request
/// </summary>
/// <param name="request">search parameters</param>
/// <returns>Matching course reponse object</returns>
public CourseListResponse GetCourseList(CourseListRequest request)
{
try
{
Boolean isPublicAPI = ConfigurationManager.AppSettings["IncludeUCASData"].ToLower() != "true";
Boolean v3SearchEnhancements = ConfigurationManager.AppSettings["UseV3SearchEnhancements"].ToLower() == "true";
Int32 cutoffPercentage;
Int32.TryParse(ConfigurationManager.AppSettings["RemoveLowestRankedResultPercentage"], out cutoffPercentage);
Boolean providerFreeTextMatch = ConfigurationManager.AppSettings["ProviderFreeTextMatch"].ToLower() == "true";
Boolean courseFreeTextMatch = ConfigurationManager.AppSettings["CourseFreeTextMatch"].ToLower() == "true";
Boolean searchCourseSummary = ConfigurationManager.AppSettings["SearchCourseSummary"].ToLower() == "true";
Boolean searchQualificationTitle = ConfigurationManager.AppSettings["SearchQualificationTitle"].ToLower() == "true";
if (isPublicAPI && String.IsNullOrEmpty(request.APIKey.Trim()))
{
return(new CourseListResponse());
}
Stopwatch stopwatch = Stopwatch.StartNew();
string courseCacheKey = CreateCacheKey(request, v3SearchEnhancements, providerFreeTextMatch, courseFreeTextMatch, searchCourseSummary, searchQualificationTitle);
DateTime earlierStartDate;
DateTime.TryParse(request.EarliestStartDate, out earlierStartDate);
DateTime applyUntil;
DateTime.TryParse(request.AppClosedFlag, out applyUntil);
CourseListResponse courseResult = CacheHelper.GetCourseListResponse(courseCacheKey);
if (courseResult == null)
{
courseResult = LoadGetCourseList(request, earlierStartDate, applyUntil, isPublicAPI, v3SearchEnhancements, cutoffPercentage, providerFreeTextMatch, courseFreeTextMatch, searchCourseSummary, searchQualificationTitle);
CacheHelper.SaveCourseListResponse(courseCacheKey, courseResult);
}
new DBHelper().LogProviderRequestResponseLog(DBHelper.ServiceMethodName.GetCourseList, stopwatch.ElapsedMilliseconds, DBHelper.Serialize(request), DBHelper.Serialize(courseResult), isPublicAPI, request.APIKey, courseResult.NumberOfRecords);
return(courseResult);
}
catch (Exception ex)
{
LogException(ex, "GetCourseList");
throw;
}
}
public async Task <CourseList> CourseList(CourseListRequest request)
{
int skipRow = (request.Page - 1) * request.PageSize;
IQueryable <Course> query = this.RepositoryContext.Courses.AsNoTracking();
if (request.Type.ToLower().Equals("/100off"))
{
query = query.Where(c => c.Discount_percent == 100);
}
if (request.Type.ToLower().Equals("/discount"))
{
query = query.Where(c => c.Discount_percent < 100);
}
if (!string.IsNullOrEmpty(request.Category))
{
query = query.Where(c => c.Category == request.Category);
}
int totalCount = await query.CountAsync();
List <Course> courses = await query.OrderByDescending(c => c.CreatedDate).Skip(skipRow).Take(request.PageSize)
.Select(c => new Course
{
CourseId = c.CourseId,
Title = c.Title,
Headline = c.Headline,
Image_200_H = c.Image_200_H,
RemainingTime = DateTime.Now.Subtract(c.EndTime ?? DateTime.Now),
Discount_percent = c.Discount_percent,
CreatedDate = c.CreatedDate
}).ToListAsync();
CourseList response = new CourseList
{
TotalCount = totalCount,
Courses = courses
};
return(response);
}
private static string CreateCacheKey(CourseListRequest request, bool v3SearchEnhancements, bool providerFreeTextMatch, bool courseFreeTextMatch, bool searchCourseSummary, bool searchQualificationTitle)
{
string key = string.Format("{0}_{1}_{2}_{3}_{4}_{5}_{6}_{7}_{8}_{9}_{10}_{11}_{12}_{13}_{14}_{15}_{16}_{17}_{18}_{19}_{20}_{21}_{22}_{23}_{24}_{25}_{26}_{27}_{28}_{29}_{30}_{31}_{32}_{33}_{34}_{35}",
request.A10Codes,
request.AdultLRStatus,
request.AppClosedFlag,
request.AttendanceModes,
request.AttendancePatterns,
request.Distance,
request.DistanceSpecified,
request.EarliestStartDate,
request.ERAppStatus,
request.ERTtgStatus,
request.FlexStartFlag,
request.IesFlag,
request.IlsFlag,
request.LdcsCategoryCode,
request.Location,
request.OtherFundingStatus,
request.PageNumber,
request.ProviderId,
request.ProviderKeyword,
request.QualificationLevels,
request.QualificationTypes,
request.RecordsPerPage,
request.SflFlag,
request.StudyModes,
request.SubjectKeyword,
request.TqsFlag,
request.TtgFlag,
request.ProviderId,
request.SortBy,
request.DFE1619Funded,
request.APIKey,
v3SearchEnhancements ? 1 : 0,
providerFreeTextMatch ? 1 : 0,
courseFreeTextMatch ? 1 : 0,
searchCourseSummary ? 1 : 0,
searchQualificationTitle ? 1 : 0);
return(key);
}
private static Response ListCourseResponse(CourseListRequest courseListRequest)
{
DatabaseManager database = new DatabaseManager();
(MySqlDataReader reader, var Connection) = database.RunQuery($"SELECT course_details.courseid, course_details.coursename, course_details.authorid, account_data.fullname,course_details.rating,course_details.createdon,course_details.videocount " +
$"FROM course_details INNER JOIN account_data" +
$" WHERE account_data.username = course_details.authorid AND" +
$" account_data.username = '******'");
if (reader != null)
{
CourseListResponse res = new CourseListResponse()
{
Status = "OK", Reason = "Success"
};
res.CourseList = new List <CourseDetails>();
while (reader.Read())
{
res.CourseList.Add(new CourseDetails()
{
CourseID = reader.GetString(0),
CourseName = reader.GetString(1),
AuthorID = reader.GetString(2),
AuthorName = reader.GetString(3),
Rating = float.Parse(reader.GetString(4)),
CreatedOn = DateTime.Parse(reader.GetString(5)),
VideoCount = int.Parse(reader.GetString(6))
});
}
Connection.Close();
return(new Response()
{
Type = ResponseType.CourseList, Content = res, Status = "OK"
});
}
Connection.Close();
return(new Response()
{
Content = null, Type = ResponseType.CourseList, Status = "FAIL"
});
}
private CourseListResponse LoadGetCourseList(CourseListRequest request, DateTime earlierStartDate, DateTime applyUntil, bool isPublicAPI, bool v3SearchEnhancements, int?cutoffPercentage, bool providerFreeTextMatch, bool courseFreeTextMatch, bool searchCourseSummary, bool searchQualificationTitle)
{
using (SFA_SearchAPIEntities db = new SFA_SearchAPIEntities())
{
List <API_CourseList_Get_v2_Result> courseListItems;
if (!v3SearchEnhancements)
{
courseListItems =
db.API_CourseList_Get_v2(GetNullableString(request.SubjectKeyword),
GetNullableString(request.ProviderKeyword),
GetNullableString(request.QualificationTypes),
GetNullableString(request.QualificationLevels),
GetNullableString(request.StudyModes),
GetNullableString(request.AttendanceModes),
GetNullableString(request.AttendancePatterns),
!earlierStartDate.Equals(DateTime.MinValue) ? earlierStartDate : (DateTime?)null,
GetNullableString(request.LdcsCategoryCode),
!string.IsNullOrEmpty(request.ERTtgStatus) &&
request.ERTtgStatus.Equals("Y", StringComparison.CurrentCultureIgnoreCase),
GetNullableString(request.A10Codes),
!string.IsNullOrEmpty(request.IlsFlag) &&
request.IlsFlag.Equals("Y", StringComparison.CurrentCultureIgnoreCase),
GetNullableString(request.SflFlag),
GetNullableString(request.ERTtgStatus),
GetNullableString(request.ERAppStatus),
GetNullableString(request.AdultLRStatus),
GetNullableString(request.OtherFundingStatus),
!applyUntil.Equals(DateTime.MinValue) ? applyUntil : (DateTime?)null,
!string.IsNullOrEmpty(request.FlexStartFlag) &&
request.FlexStartFlag.Equals("Y", StringComparison.CurrentCultureIgnoreCase),
GetNullableString(request.Location),
request.Distance > 0 ? request.Distance : (float?)null,
request.PageNumber > 0 ? (int)request.PageNumber : 0,
request.RecordsPerPage > 0 ? request.RecordsPerPage : (int?)null,
request.SortBy,
request.ProviderId > 0 ? request.ProviderId : (Int32?)null,
isPublicAPI ? 1 : 0,
String.IsNullOrEmpty(request.DFE1619Funded)
? (Boolean?)null
: request.DFE1619Funded.Equals("Y", StringComparison.CurrentCultureIgnoreCase),
request.APIKey)
.ToList();
}
else
{
SearchQuery query = new SearchQuery(GetNullableString(request.SubjectKeyword));
courseListItems =
db.API_CourseList_Get_v3(String.Join(" ", query.Include),
String.Join(" ", query.Exclude),
String.Join("|", query.IncludeExact),
String.Join("|", query.ExcludeExact),
GetNullableString(request.ProviderKeyword),
GetNullableString(request.QualificationTypes),
GetNullableString(request.QualificationLevels),
GetNullableString(request.StudyModes),
GetNullableString(request.AttendanceModes),
GetNullableString(request.AttendancePatterns),
!earlierStartDate.Equals(DateTime.MinValue) ? earlierStartDate : (DateTime?)null,
GetNullableString(request.LdcsCategoryCode),
!string.IsNullOrEmpty(request.ERTtgStatus) &&
request.ERTtgStatus.Equals("Y", StringComparison.CurrentCultureIgnoreCase),
GetNullableString(request.A10Codes),
!string.IsNullOrEmpty(request.IlsFlag) &&
request.IlsFlag.Equals("Y", StringComparison.CurrentCultureIgnoreCase),
GetNullableString(request.SflFlag),
GetNullableString(request.ERTtgStatus),
GetNullableString(request.ERAppStatus),
GetNullableString(request.AdultLRStatus),
GetNullableString(request.OtherFundingStatus),
!applyUntil.Equals(DateTime.MinValue) ? applyUntil : (DateTime?)null,
!string.IsNullOrEmpty(request.FlexStartFlag) &&
request.FlexStartFlag.Equals("Y", StringComparison.CurrentCultureIgnoreCase),
GetNullableString(request.Location),
request.Distance > 0 ? request.Distance : (float?)null,
request.PageNumber > 0 ? (int)request.PageNumber : 0,
request.RecordsPerPage > 0 ? request.RecordsPerPage : (int?)null,
request.SortBy,
request.ProviderId > 0 ? request.ProviderId : (Int32?)null,
isPublicAPI ? 1 : 0,
String.IsNullOrEmpty(request.DFE1619Funded)
? (Boolean?)null
: request.DFE1619Funded.Equals("Y", StringComparison.CurrentCultureIgnoreCase),
request.APIKey,
cutoffPercentage == 0 ? null : cutoffPercentage,
providerFreeTextMatch ? 1 : 0,
courseFreeTextMatch ? 1 : 0,
searchCourseSummary ? 1 : 0,
searchQualificationTitle ? 1 : 0)
.ToList();
}
var response = new CourseListResponse
{
NumberOfRecords = courseListItems.Count > 0 ? courseListItems.FirstOrDefault().RecordCount.Value : 0,
Courses = new List <Course>()
};
var categoryCodeList = new DBHelper().LoadCategoryCodes(isPublicAPI ? 1 : 0, request.APIKey);
foreach (var courseListItem in courseListItems)
{
var course = new Course
{
Provider = new Provider
{
ProviderName = courseListItem.ProviderName,
TFPlusLoans = courseListItem.Loans24Plus,
DFE1619Funded = courseListItem.ProviderDfEFunded,
FEChoices_LearnerDestination = courseListItem.FEChoices_LearnerDestination,
FEChoices_LearnerSatisfaction = courseListItem.FEChoices_LearnerSatisfaction,
FEChoices_EmployerSatisfaction = courseListItem.FEChoices_EmployerSatisfaction
},
CourseId = courseListItem.CourseId,
CourseTitle = courseListItem.CourseTitle,
QualificationType = courseListItem.QualificationTypeRef,
QualificationLevel = courseListItem.QualificationBulkUploadRef,
LdcsCode1 = courseListItem.LDCS1,
LdcsCode2 = courseListItem.LDCS2,
LdcsCode3 = courseListItem.LDCS3,
LdcsCode4 = courseListItem.LDCS4,
LdcsCode5 = courseListItem.LDCS5,
LdcsDesc1 = GetLdscDescription(courseListItem.LDCS1, categoryCodeList),
LdcsDesc2 = GetLdscDescription(courseListItem.LDCS2, categoryCodeList),
LdcsDesc3 = GetLdscDescription(courseListItem.LDCS3, categoryCodeList),
LdcsDesc4 = GetLdscDescription(courseListItem.LDCS4, categoryCodeList),
LdcsDesc5 = GetLdscDescription(courseListItem.LDCS5, categoryCodeList),
NumberOfOpportunities = 1,
CourseSummary = courseListItem.CourseSummary,
Opportunities = new List <Opportunity>()
};
Opportunity opportunity = new Opportunity
{
OpportunityId = courseListItem.CourseInstanceId.ToString(),
StudyMode = courseListItem.StudyModeBulkUploadRef,
AttendanceMode = courseListItem.AttendanceModeBulkUploadRef,
AttendancePattern = courseListItem.AttendancePatternBulkUploadRef,
StartDate = courseListItem.StartDate.HasValue ? courseListItem.StartDate.Value.ToString("dd MMMM yyyy") : String.Empty,
StartDateDescription = courseListItem.StartDateDescription,
EndDate = courseListItem.EndDate.HasValue ? courseListItem.EndDate.Value.ToString("dd MMMM yyyy") : string.Empty,
RegionName = courseListItem.RegionName,
Distance = courseListItem.Distance.ToString(),
DurationUnit = courseListItem.DurationUnitBulkUploadRef,
DurationDescription = courseListItem.DurationAsText,
DurationValue = courseListItem.DurationUnitId.HasValue ? courseListItem.DurationUnitId.Value : 0,
DfE1619Funded = courseListItem.CourseDfEFunded ?? false,
Venue = new Venue
{
VenueName = courseListItem.VenueName,
AddressLine1 = courseListItem.AddressLine1,
AddressLine2 = courseListItem.AddressLine2,
Town = courseListItem.Town,
County = courseListItem.County,
Postcode = courseListItem.Postcode,
Latitude = courseListItem.Latitude.HasValue ? courseListItem.Latitude.Value.ToString() : string.Empty,
Longitude = courseListItem.Longitude.HasValue ? courseListItem.Longitude.Value.ToString() : string.Empty
},
A10 = new List <String>()
};
opportunity.A10.Add(courseListItem.A10FundingCode);
course.Opportunities.Add(opportunity);
response.Courses.Add(course);
}
return(response);
}
}
/// <summary>
/// Build CourseListRequest object from CourseListRequstStructure.
/// </summary>
/// <param name="courseRequest">CourseListRequestStructure data.</param>
/// <returns>Populated CourseListRequest object.</returns>
private static CourseListRequest BuildCourseListRequest(CourseListRequestStructure courseRequest)
{
SearchCriteriaStructure searchCriteria = courseRequest.CourseSearchCriteria;
CourseListRequest request = new CourseListRequest();
// if seachCriteria not null, populate request.
if (searchCriteria != null)
{
request.APIKey = searchCriteria.APIKey;
request.SubjectKeyword = searchCriteria.SubjectKeyword;
request.DFE1619Funded = searchCriteria.DFE1619Funded;
request.AppClosedFlag = searchCriteria.OppsAppClosedFlag;
request.Distance = searchCriteria.Distance;
request.DistanceSpecified = searchCriteria.DistanceSpecified;
request.EarliestStartDate = searchCriteria.EarliestStartDate;
request.FlexStartFlag = searchCriteria.FlexStartFlag;
request.IesFlag = searchCriteria.IESFlag;
request.IlsFlag = searchCriteria.ILSFlag;
if (!string.IsNullOrEmpty(searchCriteria.ProviderID))
{
request.ProviderId = Int32.Parse(searchCriteria.ProviderID);
}
request.ProviderKeyword = searchCriteria.ProviderKeyword;
request.SflFlag = searchCriteria.SFLFlag;
request.Location = searchCriteria.Location;
request.TqsFlag = searchCriteria.TQSFlag;
request.TtgFlag = searchCriteria.TTGFlag;
// If A10 codes exist, add them to the request.
if ((searchCriteria.A10Codes != null) &&
(searchCriteria.A10Codes.A10Code != null && searchCriteria.A10Codes.A10Code.Length > 0))
{
request.A10Codes = Utilities.ConvertToDelimitedString(searchCriteria.A10Codes.A10Code, "|");
}
// If Adult LR statuses exist, add them to the request.
if (searchCriteria.AdultLRStatus != null && searchCriteria.AdultLRStatus.Length > 0)
{
request.AdultLRStatus = Utilities.ConvertToDelimitedString(searchCriteria.AdultLRStatus, "|");
}
// If Attendance modes exist, add them to the request.
if ((searchCriteria.AttendanceModes != null) &&
(searchCriteria.AttendanceModes.AttendanceMode != null &&
searchCriteria.AttendanceModes.AttendanceMode.Length > 0))
{
request.AttendanceModes =
Utilities.ConvertToDelimitedString(searchCriteria.AttendanceModes.AttendanceMode, "|");
}
// If Attendance patterns exist, add them to the request.
if ((searchCriteria.AttendancePatterns != null) &&
(searchCriteria.AttendancePatterns.AttendancePattern != null &&
searchCriteria.AttendancePatterns.AttendancePattern.Length > 0))
{
request.AttendancePatterns =
Utilities.ConvertToDelimitedString(searchCriteria.AttendancePatterns.AttendancePattern, "|");
}
// If ER App statuses exist, add them to the request.
if (searchCriteria.ERAppStatus != null && searchCriteria.ERAppStatus.Length > 0)
{
request.ERAppStatus = Utilities.ConvertToDelimitedString(searchCriteria.ERAppStatus, "|");
}
// If ER TTG statuses exist, add them to the request.
if (searchCriteria.ERTtgStatus != null && searchCriteria.ERTtgStatus.Length > 0)
{
request.ERTtgStatus = Utilities.ConvertToDelimitedString(searchCriteria.ERTtgStatus, "|");
}
// If LDCS category codes exist, add them to the request.
if ((searchCriteria.LDCS != null) &&
(searchCriteria.LDCS.CategoryCode != null && searchCriteria.LDCS.CategoryCode.Length > 0))
{
request.LdcsCategoryCode =
Utilities.ConvertToDelimitedString(searchCriteria.LDCS.CategoryCode, "|");
}
// If Other funding statuses exist, add them to the request.
if (searchCriteria.OtherFundingStatus != null && searchCriteria.OtherFundingStatus.Length > 0)
{
request.OtherFundingStatus =
Utilities.ConvertToDelimitedString(searchCriteria.OtherFundingStatus, "|");
}
// If Qualification levels exist, add them to the request.
if ((searchCriteria.QualificationLevels != null) &&
(searchCriteria.QualificationLevels.QualificationLevel != null &&
searchCriteria.QualificationLevels.QualificationLevel.Length > 0))
{
request.QualificationLevels =
Utilities.ConvertToDelimitedString(searchCriteria.QualificationLevels.QualificationLevel, "|");
}
// If Qualification types exist, add them to the request.
if ((searchCriteria.QualificationTypes != null) &&
(searchCriteria.QualificationTypes.QualificationType != null &&
searchCriteria.QualificationTypes.QualificationType.Length > 0))
{
request.QualificationTypes =
Utilities.ConvertToDelimitedString(searchCriteria.QualificationTypes.QualificationType, "|");
}
// If Study modes exist, add them to the request.
if ((searchCriteria.StudyModes != null) &&
(searchCriteria.StudyModes.StudyMode != null && searchCriteria.StudyModes.StudyMode.Length > 0))
{
request.StudyModes = Utilities.ConvertToDelimitedString(searchCriteria.StudyModes.StudyMode, "|");
}
// Add number of records per page to request, default to 20 if does not exist.
int recordsPerPage = 0;
if (!string.IsNullOrEmpty(courseRequest.RecordsPerPage))
{
recordsPerPage = Int32.Parse(courseRequest.RecordsPerPage);
}
request.RecordsPerPage = (recordsPerPage > 0) ? recordsPerPage : 20;
// Add sort by to request.
request.SortBy = courseRequest.SortBy.ToString();
// Add page number to request, default to 1 if less than 1.
if (!string.IsNullOrEmpty(courseRequest.PageNo))
{
long pageNumber = Int64.Parse(courseRequest.PageNo);
request.PageNumber = (pageNumber > 0) ? pageNumber : 1;
}
else
{
request.PageNumber = 1;
}
}
return(request);
}
/// <summary>
/// Retrieves courses matching the search criteria in the request.
/// </summary>
/// <param name="request">Course search criteria.</param>
/// <returns>A CourseList Response entity.</returns>
public CourseListResponse GetCourseList(CourseListRequest request)
{
return(_courseGateway.GetCourseList(request));
}
