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Use PDS test patients as initial data source when generating patients. #2

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Merged
james-cockayne merged 6 commits into from
Aug 28, 2025
Merged

Use PDS test patients as initial data source when generating patients. #2

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3849d24
Use PDS test patients as initial data source when generating patients.
james-cockayne Jan 14, 2025
11e84df
Always start NHS numbers with 9 to indicate test patient.
james-cockayne Feb 19, 2025
0f734d6
Generate ODS code
james-cockayne Feb 26, 2025
97e0a0b
Use gb culture.
james-cockayne Mar 4, 2025
ad94934
Merge pull request #4 from NHSISL/feature/always-generate-an-ods-code
james-cockayne Aug 28, 2025
ef89327
Merge pull request #3 from NHSISL/feature/always-test-nhs-number
james-cockayne Aug 28, 2025
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4 changes: 2 additions & 2 deletions data-replicator/NHSNumberGenerator.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -12,8 +12,8 @@ public static string GenerateNHSNumber()
{
// Generate 9 random digits
Random random = new Random();
nineDigits = "";
for (int i = 0; i < 9; i++)
nineDigits = "9";
for (int i = 1; i < 9; i++)
{
nineDigits += random.Next(0, 10).ToString();
}
Expand Down
24 changes: 24 additions & 0 deletions data-replicator/PDSPatient.cs
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Original file line number Diff line number Diff line change
@@ -0,0 +1,24 @@
namespace data_replicator;

internal class PDSPatient
{
public string UNIQUE_ID { get; set; }
public string NHS_NO { get; set; }
public string DOB { get; set; }
public string DOD { get; set; }
public string FAMILY_NAME { get; set; }
public string GIVEN_NAME { get; set; }
public string OTHER_GIVEN_NAME { get; set; }
public string TITLE { get; set; }
public string GENDER { get; set; }
public string ADDR1 { get; set; }
public string ADDR2 { get; set; }
public string ADDR3 { get; set; }
public string ADDR4 { get; set; }
public string ADDR5 { get; set; }
public string POST_CODE { get; set; }
public string SENSITIVE_FLAG { get; set; }
public string GPP { get; set; }
public string SCENARIO { get; set; }

}
94 changes: 77 additions & 17 deletions data-replicator/Program.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -55,6 +55,14 @@ static T GetRandomRecord<T>(T[] array)
return array[next];
}

private static void LoadPdsPatients()
{
using var reader = new StreamReader("TD005777-34389.csv");
using var csv = new CsvReader(reader, CultureInfo.InvariantCulture);

_pdsPatientEnumerator = csv.GetRecords<PDSPatient>().ToList().GetEnumerator();
}

private static string FindFilePath(string path, string type)
{
var files = Directory.GetFiles(path, "*.csv");
Expand Down Expand Up @@ -82,6 +90,7 @@ private static string FindFilePath(string path, string type)
private static dynamic[] CareRecord_Problem;
private static dynamic[] Prescribing_DrugRecord;
private static dynamic[] Prescribing_IssueRecord;
private static IEnumerator<PDSPatient> _pdsPatientEnumerator;

private static IEnumerable<object> GetEmisObjects(ProgressBar progressBar, int orgNumber, int targetPatientCount)
{
Expand All @@ -96,13 +105,15 @@ private static IEnumerable<object> GetEmisObjects(ProgressBar progressBar, int o

string orgGuid = Guid.NewGuid().ToString();

string odsCode = $"ODS{orgGuid[..5]}";

yield return
new Organisation
{
OrganisationGuid = orgGuid,
CDB = GetRandomValue(Admin_Organisation, o => o.CDB),
OrganisationName = GetRandomValue(Admin_Organisation, o => o.OrganisationName),
ODSCode = GetRandomValue(Admin_Organisation, o => o.ODSCode),
ODSCode = odsCode,
ParentOrganisationGuid = GetRandomValue(Admin_Organisation, o => o.ParentOrganisationGuid),
CCGOrganisationGuid = GetRandomValue(Admin_Organisation, o => o.CCGOrganisationGuid),
OrganisationType = GetRandomValue(Admin_Organisation, o => o.OrganisationType),
Expand Down Expand Up @@ -153,24 +164,10 @@ private static IEnumerable<object> GetEmisObjects(ProgressBar progressBar, int o
PatientGuid = patientGuid,
OrganisationGuid = orgGuid,
UsualGpUserInRoleGuid = GetRandomValue<UserInRole>(userInRoleArray, o => o.UserInRoleGuid),
Sex = GetRandomValue(Admin_Patient, o => o.Sex),
DateOfBirth = GetRandomValue(Admin_Patient, o => o.DateOfBirth),
DateOfDeath = GetRandomValue(Admin_Patient, o => o.DateOfDeath),
Title = GetRandomValue(Admin_Patient, o => o.Title),
GivenName = GetRandomValue(Admin_Patient, o => o.GivenName),
MiddleNames = GetRandomValue(Admin_Patient, o => o.MiddleNames),
Surname = GetRandomValue(Admin_Patient, o => o.Surname),
DateOfRegistration = GetRandomValue(Admin_Patient, o => o.DateOfRegistration),
NhsNumber = NHSNumberGenerator.GenerateNHSNumber(),
PatientNumber = patientIndex.ToString(),
PatientTypeDescription = GetRandomValue(Admin_Patient, o => o.PatientTypeDescription),
DummyType = GetRandomValue(Admin_Patient, o => o.DummyType),
HouseNameFlatNumber = GetRandomValue(Admin_Patient, o => o.HouseNameFlatNumber),
NumberAndStreet = GetRandomValue(Admin_Patient, o => o.NumberAndStreet),
Village = GetRandomValue(Admin_Patient, o => o.Village),
Town = GetRandomValue(Admin_Patient, o => o.Town),
County = GetRandomValue(Admin_Patient, o => o.County),
Postcode = GetRandomValue(Admin_Patient, o => o.Postcode),
ResidentialInstituteCode = GetRandomValue(Admin_Patient, o => o.ResidentialInstituteCode),
NHSNumberStatus = GetRandomValue(Admin_Patient, o => o.NHSNumberStatus),
CarerName = GetRandomValue(Admin_Patient, o => o.CarerName),
Expand All @@ -187,10 +184,71 @@ private static IEnumerable<object> GetEmisObjects(ProgressBar progressBar, int o
ExternalUsualGP = GetRandomValue(Admin_Patient, o => o.ExternalUsualGP),
ExternalUsualGPOrganisation = GetRandomValue(Admin_Patient, o => o.ExternalUsualGPOrganisation),
ContactComments = GetRandomValue(Admin_Patient, o => o.ContactComments),
ProcessingId = GetRandomValue(Admin_Patient, o => o.ProcessingId),

ProcessingId = GetRandomValue(Admin_Patient, o => o.ProcessingId)
};

if (_pdsPatientEnumerator.MoveNext())
{
// We will use a test PDS patient

string ParseSex(string text)
{
return text switch
{
"Male" => "M",
"Female" => "F",
_ => throw new NotImplementedException()
};
}

string ParseDate(string text)
{
if (text == "")
return "";

var date = DateTime.Parse(text, new CultureInfo("en-GB"));

return date.ToString("yyyy-MM-dd");
}

if (_pdsPatientEnumerator.Current.GENDER == "Indeterminate" || _pdsPatientEnumerator.Current.GENDER == "Not known")
continue; // We can't code this gender for EMIS systems, so just skip the patient.

patient.Sex = ParseSex(_pdsPatientEnumerator.Current.GENDER);
patient.DateOfBirth = ParseDate(_pdsPatientEnumerator.Current.DOB);
patient.DateOfDeath = ParseDate(_pdsPatientEnumerator.Current.DOD);
patient.Title = _pdsPatientEnumerator.Current.TITLE;
patient.GivenName = _pdsPatientEnumerator.Current.GIVEN_NAME;
patient.MiddleNames = GetRandomValue(Admin_Patient, o => o.MiddleNames);
patient.Surname = _pdsPatientEnumerator.Current.FAMILY_NAME;
patient.NhsNumber = _pdsPatientEnumerator.Current.NHS_NO;
patient.HouseNameFlatNumber = _pdsPatientEnumerator.Current.ADDR1;
patient.NumberAndStreet = _pdsPatientEnumerator.Current.ADDR2;
patient.Village = _pdsPatientEnumerator.Current.ADDR3;
patient.Town = _pdsPatientEnumerator.Current.ADDR4;
patient.County = _pdsPatientEnumerator.Current.ADDR5;
patient.Postcode = _pdsPatientEnumerator.Current.POST_CODE;
}
else
{
// We will generate a synthetic patient based on existing test data.

patient.Sex = GetRandomValue(Admin_Patient, o => o.Sex);
patient.DateOfBirth = GetRandomValue(Admin_Patient, o => o.DateOfBirth);
patient.DateOfDeath = GetRandomValue(Admin_Patient, o => o.DateOfDeath);
patient.Title = GetRandomValue(Admin_Patient, o => o.Title);
patient.GivenName = GetRandomValue(Admin_Patient, o => o.GivenName);
patient.MiddleNames = GetRandomValue(Admin_Patient, o => o.MiddleNames);
patient.Surname = GetRandomValue(Admin_Patient, o => o.Surname);
patient.NhsNumber = NHSNumberGenerator.GenerateNHSNumber();
patient.HouseNameFlatNumber = GetRandomValue(Admin_Patient, o => o.HouseNameFlatNumber);
patient.NumberAndStreet = GetRandomValue(Admin_Patient, o => o.NumberAndStreet);
patient.Village = GetRandomValue(Admin_Patient, o => o.Village);
patient.Town = GetRandomValue(Admin_Patient, o => o.Town);
patient.County = GetRandomValue(Admin_Patient, o => o.County);
patient.Postcode = GetRandomValue(Admin_Patient, o => o.Postcode);
}

yield return patient;

patientList.Add(patient);
Expand Down Expand Up @@ -540,6 +598,8 @@ private static void WriteRecords(string path, IEnumerable<object> records, strin
Prescribing_IssueRecord_csv.WriteHeader(typeof(IssueRecord));
Prescribing_IssueRecord_csv.NextRecord();

LoadPdsPatients();

int rowCounter = 0;

foreach (var record in records)
Expand Down
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