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revert goalplanner avghelper

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55nknown 2022-11-21 09:34:51 +01:00
parent f38ff3b862
commit 17cffc0576
1 changed files with 13 additions and 16 deletions
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29
filcnaplo/lib/helpers/average_helper.dart
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@ -1,24 +1,21 @@
// ignore_for_file: no_leading_underscores_for_local_identifiers
import 'package:filcnaplo_kreta_api/models/grade.dart'; import 'package:filcnaplo_kreta_api/models/grade.dart';
class AverageHelper { class AverageHelper {
static double averageEvals(List<Grade> grades, {bool finalAvg = false}) { static double averageEvals(List<Grade> grades, {bool finalAvg = false}) {
List<String> ignoreInFinal = ["5,SzorgalomErtek", "4,MagatartasErtek"]; double average = 0.0;
if (finalAvg) grades.removeWhere((e) => (e.value.value == 0) || (ignoreInFinal.contains(e.gradeType?.id)));
List<String> ignoreInFinal = ["5,SzorgalomErtek", "4,MagatartasErtek"];
if (finalAvg) {
grades.removeWhere((e) => (e.value.value == 0) || (ignoreInFinal.contains(e.gradeType?.id)));
}
for (var e in grades) {
average += e.value.value * ((finalAvg ? 100 : e.value.weight) / 100);
}
average = average / grades.map((e) => (finalAvg ? 100 : e.value.weight) / 100).fold(0.0, (a, b) => a + b);
double average =
grades.map((e) => e.value.value * e.value.weight / 100.0).fold(0.0, (double a, double b) => a + b) / weightSum(grades, finalAvg: finalAvg);
return average.isNaN ? 0.0 : average; return average.isNaN ? 0.0 : average;
} }
static double weightSum(List<Grade> grades, {bool finalAvg = false}) =>
grades.map((e) => finalAvg ? 1 : e.value.weight / 100).fold(0, (a, b) => a + b);
static int howManyNeeded(int grade, List<Grade> base, double goal, {bool filcgrade = true, double avg = 0, double wsum = 0}) {
double _avg = filcgrade ? averageEvals(base) : avg;
double _wsum = filcgrade ? weightSum(base) : wsum;
if (_avg >= goal) return 0;
return (_wsum * (_avg - goal) / (goal - grade)).ceil();
}
} }