public CaliperMethod GetCaliperMeasurements(string code, string title, string description, int gender)
{
CaliperMethod x = new CaliperMethod();
x.code = code;
x.title = title;
x.description = description;
x.measurements = new List <CaliperMeasurement>();
x.measurements.Add(new CaliperMeasurement {
code = Chest, title = "Chest", description = null, value = 0, isSelected = CheckCaliperMethod(code, Chest, gender)
});
x.measurements.Add(new CaliperMeasurement {
code = Abdominal, title = "Abdominal", description = null, value = 0, isSelected = CheckCaliperMethod(code, Abdominal, gender)
});
x.measurements.Add(new CaliperMeasurement {
code = Thigh, title = "Thigh", description = null, value = 0, isSelected = CheckCaliperMethod(code, Thigh, gender)
});
x.measurements.Add(new CaliperMeasurement {
code = Tricep, title = "Tricep", description = null, value = 0, isSelected = CheckCaliperMethod(code, Tricep, gender)
});
x.measurements.Add(new CaliperMeasurement {
code = Subscapular, title = "Subscapular", description = null, value = 0, isSelected = CheckCaliperMethod(code, Subscapular, gender)
});
x.measurements.Add(new CaliperMeasurement {
code = Suprailiac, title = "Suprailiac", description = null, value = 0, isSelected = CheckCaliperMethod(code, Suprailiac, gender)
});
x.measurements.Add(new CaliperMeasurement {
code = Midaxillary, title = "Midaxillary", description = null, value = 0, isSelected = CheckCaliperMethod(code, Midaxillary, gender)
});
x.measurements.Add(new CaliperMeasurement {
code = Bicep, title = "Bicep", description = null, value = 0, isSelected = CheckCaliperMethod(code, Bicep, gender)
});
return(x);
}
public string Save(CaliperMethod x)
{
try {
db.CreateDataBase(x.clientData.userId, db.bodyfat);
string measurements = null;
List <string> list = new List <string>();
foreach (var m in x.measurements)
{
if (m.isSelected)
{
list.Add(string.Format("{0}:{1}", m.code, m.value));
}
}
measurements = string.Join(";", list);
string sql = string.Format(@"BEGIN;
INSERT OR REPLACE INTO bodyfat (recordDate, clientId, bodyFat, records, recordMethod)
VALUES ('{0}', '{1}', '{2}', '{3}', '{4}');
COMMIT;", x.recordDate, x.clientData.clientId, x.bodyFat, measurements, x.code);
using (SQLiteConnection connection = new SQLiteConnection("Data Source=" + db.GetDataBasePath(x.clientData.userId, dataBase))) {
connection.Open();
using (SQLiteCommand command = new SQLiteCommand(sql, connection)) {
command.ExecuteNonQuery();
}
connection.Close();
}
return(JsonConvert.SerializeObject(x.bodyFat, Formatting.None));
} catch (Exception e) { return(e.Message); }
}
private List <CaliperMeasurement> GetMeasurements(string str)
{
List <CaliperMeasurement> xx = new List <CaliperMeasurement>();
if (!string.IsNullOrEmpty(str))
{
CaliperMeasurement x = new CaliperMeasurement();
CaliperMethod cm = GetCaliperMeasurements(null, null, null, 0);
CaliperMeasurement calM = new CaliperMeasurement();
string[] ss = str.Split(';');
string[] m;
foreach (var s in ss)
{
m = s.Split(':');
x = new CaliperMeasurement();
x.code = m[0];
x.value = Convert.ToDouble(m[1]);
calM = cm.measurements.Where(a => a.code == x.code).FirstOrDefault();
x.title = calM.title;
x.description = calM.description;
x.isSelected = true;
xx.Add(x);
}
}
return(xx);
}
public CaliperMethod GetLastMeasurement(ClientsData.NewClientData clientData)
{
try {
List <CaliperMethod> xx = new List <CaliperMethod>();
CaliperMethod lastRecord = new CaliperMethod();
string measurements = null;
db.CreateDataBase(clientData.userId, db.bodyfat);
string sql = string.Format("SELECT recordDate, bodyFat, records, recordMethod FROM bodyfat WHERE clientId = '{0}'", clientData.clientId);
using (SQLiteConnection connection = new SQLiteConnection("Data Source=" + db.GetDataBasePath(clientData.userId, dataBase))) {
connection.Open();
using (SQLiteCommand command = new SQLiteCommand(sql, connection)) {
using (SQLiteDataReader reader = command.ExecuteReader()) {
while (reader.Read())
{
CaliperMethod x = new CaliperMethod();
x.recordDate = reader.GetValue(0) == DBNull.Value ? "" : reader.GetString(0);
x.bodyFat = reader.GetValue(1) == DBNull.Value ? 0 : Convert.ToDouble(reader.GetString(1));
measurements = reader.GetValue(2) == DBNull.Value ? "" : reader.GetString(2);
x.measurements = GetMeasurements(measurements);
x.code = reader.GetValue(3) == DBNull.Value ? "" : reader.GetString(3);
xx.Add(x);
}
}
}
connection.Close();
}
if (xx.Count > 0)
{
lastRecord = xx.OrderByDescending(a => Convert.ToDateTime(a.recordDate)).FirstOrDefault();
}
return(lastRecord);
} catch (Exception e) {
return(new CaliperMethod());
}
}
public string CaliperCalculate(CaliperMethod data)
{
double x = 0.0;
try {
x = CaliperCalc(data);
return(JsonConvert.SerializeObject(CaliperCalc(data), Formatting.None));
} catch (Exception e) {
L.SendErrorLog(e, data.code, data.clientData.userId, "BodyFat", "CaliperCalculate");
return(JsonConvert.SerializeObject(x, Formatting.None));
}
}
public string CaliperCalculate(CaliperMethod data)
{
try {
return(JsonConvert.SerializeObject(CaliperCalc(data), Formatting.None));
} catch (Exception e) { return("Error: " + e); }
}
public double CaliperCalc(CaliperMethod data)
{
double x = 0;
double skinfolds = data.measurements.Where(a => a.isSelected == true).Sum(a => a.value);
double bodyDensity = 0;
int gender = data.clientData.gender.value;
int age = data.clientData.age;
if (data.code == JacksonPollock3)
{
if (gender == 0)
{
//Body Density = 1.10938 – (0.0008267 x sum of skinfolds) +(0.0000016 x square of the sum of skinfolds) – (0.0002574 x age)
bodyDensity = 1.10938 - (0.0008267 * skinfolds) + (0.0000016 * skinfolds * skinfolds) - (0.0002574 * age);
}
else
{
//Body Density = 1.0994921 – (0.0009929 x sum of skinfolds) +(0.0000023 x square of the sum of skinfolds) – (0.0001392 x age)
bodyDensity = 1.0994921 - (0.0009929 * skinfolds) + (0.0000023 * skinfolds * skinfolds) - (0.0001392 * age);
}
x = (495 / bodyDensity) - 450;
}
if (data.code == JacksonPollock4)
{
if (gender == 0)
{
//Body Density = (0.29288 x sum of skinfolds) – (0.0005 x square of the sum of skinfolds) + (0.15845 x age) – 5.76377
x = (0.29288 * skinfolds) - (0.0005 * skinfolds * skinfolds) + (0.15845 * age) - 5.76377;
}
else
{
//Body Density = (0.29669 x sum of skinfolds) – (0.00043 x square of the sum of skinfolds) + (0.02963 x age) + 1.4072
x = (0.29669 * skinfolds) - (0.00043 * skinfolds * skinfolds) + (0.02963 * age) + 1.4072;
}
}
if (data.code == JacksonPollock7)
{
if (gender == 0)
{
//Body Density = 1.112 – (0.00043499 x sum of skinfolds) + (0.00000055 x square of the sum of skinfold sites) – (0.00028826 x age)
bodyDensity = 1.112 - (0.00043499 * skinfolds) + (0.00000055 * skinfolds * skinfolds) - (0.00028826 * age);
}
else
{
//Body Density = 1.097 – (0.00046971 x sum of skinfolds) + (0.00000056 x square of the sum of skinfold sites) – (0.00012828 x age)
bodyDensity = 1.097 - (0.00046971 * skinfolds) + (0.00000056 * skinfolds * skinfolds) - (0.00012828 * age);
}
x = (495 / bodyDensity) - 450;
}
if (data.code == DurninWomersley)
{
double log = Math.Log10(skinfolds); //Log of the sum of skinfolds
if (gender == 0)
{
if (age < 17)
{
bodyDensity = 1.1533 - (0.0643 * log);
}
if (age > 17 && age < 20)
{
bodyDensity = 1.1620 - (0.0630 * log);
}
if (age > 20 && age < 30)
{
bodyDensity = 1.1631 - (0.0632 * log);
}
if (age > 30 && age < 40)
{
bodyDensity = 1.1422 - (0.0544 * log);
}
if (age > 40 && age < 50)
{
bodyDensity = 1.1620 - (0.0700 * log);
}
if (age > 50)
{
bodyDensity = 1.1715 - (0.0779 * log);
}
}
else
{
if (age < 17)
{
bodyDensity = 1.1369 - (0.0598 * log);
}
if (age > 17 && age < 20)
{
bodyDensity = 1.1549 - (0.0678 * log);
}
if (age > 20 && age < 30)
{
bodyDensity = 1.1599 - (0.0717 * log);
}
if (age > 30 && age < 40)
{
bodyDensity = 1.1423 - (0.0632 * log);
}
if (age > 40 && age < 50)
{
bodyDensity = 1.1333 - (0.0612 * log);
}
if (age > 50)
{
bodyDensity = 1.1339 - (0.0645 * log);
}
}
x = (495 / bodyDensity) - 450;
}
return(Math.Round(x, 1));
}
