export class Lecture {
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constructor(name, ects, sws) {
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this._name = name;
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this._ects = ects;
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this._sws = sws;
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}
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effortPerWeek(weeks = 15) {
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const ECTS_COST = 30; // Wieviel Aufwand in Zeitstunden für einen ECST-Punkt
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const DS_LENGTH = 1.5; // Stunden pro Doppelstunden
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let timeOfEcts = this._ects * ECTS_COST;
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let sumTimePerWeek = timeOfEcts / weeks;
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let lectureTimePerWeek = DS_LENGTH * (this._sws / 2);
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return sumTimePerWeek - lectureTimePerWeek;
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}
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toString() {
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return `${this._name}|${this._ects} ECTS|${this._sws} SWS`;
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}
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set sws(sws) {
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if(sws <= 0) {
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throw new RangeError("SWS must be positiv");
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}
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this._sws = sws;
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}
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get sws() {
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return this._sws;
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}
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set ects(ects) {
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if(ects <= 0) {
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throw new RangeError("ECTS must be positiv")
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}
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this._ects = ects;
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}
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get ects() {
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return this._ects;
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}
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get name() {
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return this._name;
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}
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}
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