/// <summary>
/// Initiates the CPR sequence based on
/// the provided rythm style.
/// </summary>
public void BeginSequence(RythmStyle style)
{
if (startTime == null)
{
startTime = DateTime.Now;
}
if (cycles == 1)
{
if (stepSize == StepSize.Small)
{
smallNShock2.PreviousStep = step1;
smallNShock2.NextStep = step1;
steps.Remove(smallNShock1);
}
else
{
smallNShock2.PreviousStep = step1;
smallNShock2.NextStep = step1;
steps.Remove(smallNShock1);
}
}
switch (style)
{
case RythmStyle.Shockable:
CurrentStep.NextStep = smallShock1;
break;
case RythmStyle.NonShockable:
if (stepSize == StepSize.Big)
{
CurrentStep.NextStep = steps[2];
}
else
{
CurrentStep.NextStep = steps[3];
}
break;
}
}
public IRythmStyleProcessor GetNewStyle(RythmStyle rythmStyle, AudioMetadata audioMetadata)
{
if (rythmStyle == RythmStyle.Regular)
{
return(new RegularRythmStyleProcessor());
}
if (rythmStyle == RythmStyle.Chains)
{
return(new ChainRythmStyleProcessor());
}
if (rythmStyle == RythmStyle.FeverTime)
{
return(new FeverRythmStyleProcessor());
}
if (rythmStyle == RythmStyle.DoublesSame)
{
return(new DoublesSameRythmStyleProcessor());
}
if (rythmStyle == RythmStyle.SimpleObstacle)
{
return(new SimpleObstacleRythmStyleProcessor(audioMetadata));
}
throw new ArgumentOutOfRangeException(nameof(rythmStyle));
}
/// <summary>
/// Adds drug shots to the drug queue if it
/// does not exist in it already.
/// </summary>
public void AddDrugsToQueue(ObservableCollection <DrugShot> list, RythmStyle style)
{
if (drugs != null && drugs.Count > 0)
{
foreach (Drug drug in drugs)
{
var shot = drug.GetDrugShot(Cycles, style);
if (shot != null && !list.Contains(shot))
{
if (cycles == 0 && CurrentStep.NextStep.RythmStyle == RythmStyle.NonShockable)
{
shot.TimeRemaining = TimeSpan.FromMinutes(2);
list.Add(shot);
}
else
{
shot.ResetShot();
list.Add(shot);
}
}
}
}
}
/// <summary>
/// Gets the correct DrugShot based on total cycles.
/// </summary>
/// <param name="cycles">Total Cycles</param>
/// <param name="style">Shockable/Non-Shockable</param>
/// <returns>Returns a drugshot for the current situation. Null if there isn't one.</returns>
public DrugShot GetDrugShot(int cycles, RythmStyle style)
{
DrugShot result = null;
switch (DrugType)
{
case DrugType.Adrenalin:
//result = Doses[0];
// Address adrenaline immediatelly on the
// first non-shockable step, then every
// 3-5 minutes.
switch (style)
{
case RythmStyle.NonShockable:
// Address immediatelly in NShockable
if (Injected == false)
{
Injected = true;
LastInjection = DateTime.Now.Add(TimeSpan.FromMinutes(2));
result = Doses[0];
}
// Then every 3-5 minutes
else if (cycles >= 1 && DateTime.Now.Subtract(LastInjection).TotalMinutes >= 3)
{
LastInjection = DateTime.Now.Add(TimeSpan.FromMinutes(3));
result = Doses[0];
}
break;
case RythmStyle.Shockable:
// Address first time in Shockable after 3 cycles
if (cycles >= 2 && Injected == false)
{
Injected = true;
LastInjection = DateTime.Now.Add(PrepTime);
result = Doses[0];
}
// Then every 3-5 minutes
else if (cycles > 3 && DateTime.Now.Subtract(LastInjection).TotalMinutes >= 3)
{
result = Doses[0];
LastInjection = DateTime.Now.Add(TimeSpan.FromMinutes(3));
}
break;
}
break;
case DrugType.Amiodaron:
if (style == RythmStyle.Shockable)
{
// Give at 3rd cycle, smaller dose if
// cycles >= 5.
if (cycles >= 3 && cycles % 3 == 0 && Injected == false)
{
result = Doses[0];
LastInjection = DateTime.Now.Add(PrepTime);
}
// Address after 5 additional cycles,
// rather than 5 in total
else if (cycles >= 5 && Injected == true && ((cycles - 3) % 5) == 0)
{
result = Doses[1];
LastInjection = DateTime.Now.Add(PrepTime);
}
}
break;
case DrugType.Bikarbonat:
case DrugType.Calcium:
result = Doses[0];
LastInjection = DateTime.Now.Add(PrepTime);
break;
}
return(result);
}
