// add all of the course durations together on given days, call it idealdur, and then find the diff between the earliest
// start and latest end, call it actualdur, and for every hour the actualdur is greater than the idealdur, subtract 1 from 10
public void calcSmGapWeight(double mult)
{
double avg = 0;
string daysWithSections = "";
// create an array that represents the days of the week, and fill those spots with dayinfo class objects
dayinfo[] weekdays = new dayinfo[7];
for (int i = 0; i < 7; i++)
weekdays[i] = new dayinfo();
foreach (Section sect in this.courses)
{
if (sect.days != "NULL")
{
foreach (char day in sect.days)
{
// keep track of which days need to be considered
daysWithSections = new string((daysWithSections + day.ToString()).Distinct().ToArray());
dayinfo info = weekdays[daysToIndices[day]];
if (sect.startTime < info.minstart)
info.minstart = sect.startTime;
if (sect.endTime > info.maxend)
info.maxend = sect.endTime;
info.idealspan += (sect.endTime - sect.startTime).TotalHours;
weekdays[daysToIndices[day]] = info;
}
}
}
// now calculate the actualspan and find the difference for each day needed
foreach (char day in daysWithSections)
{
dayinfo info = weekdays[daysToIndices[day]];
info.actualspan = (info.maxend - info.minstart).TotalHours;
info.diff = info.actualspan - info.idealspan;
avg += info.diff;
}
// take the average across all of the days with sections
avg = avg / daysWithSections.Length;
total_weight += (10 - avg) * mult;
}
// 17 hour span between 6am and 11pm. Idealspan = 17, actual span is still the span between the earliest start and
// latest end times on that specific day. just one class during a day? should give 10.
public void calcLgGapWeight(double mult)
{
double avg = 0;
string daysWithSections = "";
// create an array that represents the days of the week, and fill those spots with dayinfo class objects
dayinfo[] weekdays = new dayinfo[7];
for (int i = 0; i < 7; i++)
weekdays[i] = new dayinfo();
foreach (Section sect in this.courses)
{
if (sect.days != "NULL")
{
foreach (char day in sect.days)
{
// keep track of which days need to be considered
daysWithSections = new string((daysWithSections + day.ToString()).Distinct().ToArray());
dayinfo info = weekdays[daysToIndices[day]];
info.numClasses++;
if (sect.startTime < info.minstart)
info.minstart = sect.startTime;
if (sect.endTime > info.maxend)
info.maxend = sect.endTime;
info.idealspan += (sect.endTime - sect.startTime).TotalHours;
weekdays[daysToIndices[day]] = info;
}
}
}
// now calculate the actualspan and find the difference for each day needed
foreach (char day in daysWithSections)
{
dayinfo info = weekdays[daysToIndices[day]];
// if there is only one day, the gap is infinite, so give it a perfect weight
if (info.numClasses == 1)
avg += 10;
else
{
info.actualspan = (info.maxend - info.minstart).TotalHours;
// actual span is always >= idealspan. ideal must be at least 2, actual best case is 17.
// 17-2 = 15-5 = 10 which is the perfect scenario.
info.diff = (info.actualspan - info.idealspan) - 5;
avg += info.diff;
}
}
// take the average across all of the days with sections
avg = avg / daysWithSections.Length;
total_weight += avg * mult;
}
