getOrCreateSemester method
Returns the ID of an existing semester row, or creates one if missing.
Implementation
Future<int> getOrCreateSemester(int year, int term) async {
return (await into(semesters).insertReturning(
SemestersCompanion.insert(year: year, term: term),
onConflict: DoUpdate(
(old) => SemestersCompanion(year: Value(year), term: Value(term)),
target: [semesters.year, semesters.term],
),
)).id;
}