Add a TimeSlot object, refactor

Core/Calculation/UnassignedStudentScheduler.cs

@@ -5,13 +5,17 @@ namespace Core.Calculation;
 public class UnassignedStudentScheduler
 {
 	private readonly Student[] _students;
-	private readonly Team[] _teams;
+	private readonly Team[] _allTeams;
 	private readonly IList<Team>[] _timeSlots;
 
-	public UnassignedStudentScheduler(Team[] teams, Team[][] timeslots)
+    public UnassignedStudentScheduler(Team[] allTeams, TeamScheduleTimeSlot[] timeslots) 
+        : this(allTeams, timeslots.Select(e => e.Teams).ToArray())
+    { }
+
+    public UnassignedStudentScheduler(Team[] allTeams, Team[][] timeslots)
 	{
-		_teams = teams;
-		_students = teams.SelectMany(t => t.Students).Distinct().ToArray();
+		_allTeams = allTeams;
+		_students = allTeams.SelectMany(t => t.Students).Distinct().ToArray();
 		_timeSlots = timeslots.Select(ts => ts.Select(t => t.Clone()).ToList()).ToArray<IList<Team>>();
 	}
 	public static IEnumerable<Student> UnassignedStudents(IList<Student> students, IList<Team> timeSlot) 
@@ -68,7 +72,7 @@ public class UnassignedStudentScheduler
 	// find teams where several unassigned students can work together
 	private IEnumerable<Team> GetAvailableTeams_BiggestGroup(
 		IEnumerable<Team> scheduledTeams, IEnumerable<Student> assignedStudents) =>
-		_teams
+		_allTeams
 			.Where(t => scheduledTeams.All(st => st.Id != t.Id))
 			.Select(t => t.CloneWithOmittedStudents(assignedStudents))
 			.Where(t => t.Students.Count > 1) //|| t.Event.EventFormat is EventFormat.Individual
@@ -79,7 +83,7 @@ public class UnassignedStudentScheduler
 	// find individual events unassigned students can work on
 	private IEnumerable<Team> GetAvailableTeams_Individual(
 		IEnumerable<Team> scheduledTeams, IEnumerable<Student> assignedStudents) =>
-		_teams
+		_allTeams
 			.Where(t => scheduledTeams.All(st => st.Id != t.Id))
 			.Where(t => t.Event.EventFormat == EventFormat.Individual || t.Students.Count == 1)
 			.Select(t => t.CloneWithOmittedStudents(assignedStudents))
@@ -88,14 +92,14 @@ public class UnassignedStudentScheduler
 	// find any unassigned eventDefinition students can work on
 	private IEnumerable<Team> GetAvailableTeams_AnyNotMeetingAlready(
 		IEnumerable<Team> scheduledTeams, IEnumerable<Student> assignedStudents) =>
-		_teams
+		_allTeams
 			.Where(t => scheduledTeams.All(st => st.Id != t.Id))
 			.Select(t => t.CloneWithOmittedStudents(assignedStudents))
 			.Where(t => t.Students.Count > 0);
 
 	private IEnumerable<Team> GetAvailableTeams_Any(
 		IEnumerable<Team> scheduledTeams, IEnumerable<Student> assignedStudents) =>
-		_teams
+		_allTeams
 			.Select(t => t.CloneWithOmittedStudents(assignedStudents))
 			.Where(t => t.Students.Count > 0);
 
@@ -103,7 +107,7 @@ public class UnassignedStudentScheduler
 	// find teams where several unassigned students can work together
 	private IEnumerable<Team> GetAvailableTeams_LevelOfEffort(
 		IEnumerable<Team> scheduledTeams, IEnumerable<Student> assignedStudents) =>
-		_teams
+		_allTeams
 			.Where(t => scheduledTeams.All(st => st.Id != t.Id))
 			.Select(t => t.CloneWithOmittedStudents(assignedStudents))
 			.Where(t => t.Students.Count > 1) //|| t.Event.EventFormat is EventFormat.Individual