/// <summary>
/// Method to drive the allotment
/// </summary>
/// <param name="db">The backing database</param>
/// <param name="roomAllotment">The room allotment algorithm</param>
/// <param name="resultOptimizer">The result optimizer algorithm</param>
/// <returns>The task that represents the pipeline</returns>
public Task DriveAllotmentAsync(ExamRoomAllocationEntities db, IRoomAllotment roomAllotment, IResultOptimizer resultOptimizer)
{
return(Task.Run(async() =>
{
await RunAlgorithm(db, roomAllotment, resultOptimizer);
}));
}
private static async Task RunAlgorithm(ExamRoomAllocationEntities db, IRoomAllotment roomAllotment, IResultOptimizer resultOptimizer)
{
// for each session
// TODO parallelize this loop for maximum efficiency
foreach (var session in db.Sessions.ToList())
{
// premute and combine the exams in the session
// construct the session object based on the permutation and combination
// run the allotment algorithm
List <Allotment> allotments = await roomAllotment.AllotAsync(session, db.Rooms.ToList(), new List <Allotment>());
// optimize the results
List <Allotment> optimizedAllotments = await resultOptimizer.Optimize(allotments);
// save the results to the database
foreach (var allotment in optimizedAllotments)
{
await allotment.SaveAsync(db);
}
}
}