private List <Suggestion> GetUniqueSuggestions(
Group group,
IReadOnlyList <Connector> connectors,
decimal occupiedCapacity,
decimal maxCurrentInAmps
)
{
var availableCapacity = group.CapacityInAmps - occupiedCapacity;
var freeingCapacityConst = maxCurrentInAmps - availableCapacity;
var lastSuggestionCount = connectors.Count;
var i = 0;
var suggestions = new List <Suggestion>();
while (i < connectors.Count)
{
if (connectors[i].MaxCurrentInAmps <= maxCurrentInAmps)
{
var pos = i;
var freeingCapacity = freeingCapacityConst - connectors[pos].MaxCurrentInAmps;
var suggestion = new Suggestion(new[] { pos });
while (freeingCapacity > 0M && suggestion.List.Count < lastSuggestionCount)
{
pos = SearchBinaryInDescendingList(connectors, freeingCapacity, pos);
if (pos < connectors.Count && (freeingCapacity - connectors[pos].MaxCurrentInAmps >= 0M))
{
suggestion.AddIndex(pos);
freeingCapacity -= connectors[pos].MaxCurrentInAmps;
}
else
{
break;
}
}
if (freeingCapacity == 0M && suggestion.List.Count <= lastSuggestionCount)
{
lastSuggestionCount = suggestion.List.Count;
suggestions.Add(suggestion);
}
}
i++;
}
var result = new List <Suggestion>();
foreach (var suggestion in suggestions)
{
if (suggestion.List.Count > lastSuggestionCount)
{
continue;
}
result.Add(suggestion);
}
return(result);
}