/**
* Copyright © 2002 Instituto Superior Técnico
*
* This file is part of FenixEdu Academic.
*
* FenixEdu Academic is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* FenixEdu Academic is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with FenixEdu Academic. If not, see <http://www.gnu.org/licenses/>.
*/
package org.fenixedu.academic.domain.curricularRules.executors.ruleExecutors;
import java.util.Collection;
import org.fenixedu.academic.domain.ExecutionSemester;
import org.fenixedu.academic.domain.curricularRules.ICurricularRule;
import org.fenixedu.academic.domain.curricularRules.RestrictionBetweenDegreeModules;
import org.fenixedu.academic.domain.curricularRules.executors.RuleResult;
import org.fenixedu.academic.domain.degreeStructure.CycleCourseGroup;
import org.fenixedu.academic.domain.degreeStructure.DegreeModule;
import org.fenixedu.academic.domain.enrolment.EnrolmentContext;
import org.fenixedu.academic.domain.enrolment.IDegreeModuleToEvaluate;
import org.fenixedu.academic.domain.studentCurriculum.CurriculumModule;
import org.fenixedu.academic.domain.studentCurriculum.CycleCurriculumGroup;
public class RestrictionBetweenDegreeModulesExecutor extends CurricularRuleExecutor {
@Override
protected RuleResult executeEnrolmentVerificationWithRules(final ICurricularRule curricularRule,
final IDegreeModuleToEvaluate sourceDegreeModuleToEvaluate, final EnrolmentContext enrolmentContext) {
final RestrictionBetweenDegreeModules rule = (RestrictionBetweenDegreeModules) curricularRule;
if (!canApplyRule(enrolmentContext, rule)) {
return RuleResult.createNA(sourceDegreeModuleToEvaluate.getDegreeModule());
}
final DegreeModule precedenceDegreeModule = rule.getPrecedenceDegreeModule();
if (isEnrolling(enrolmentContext, precedenceDegreeModule)) {
return rule.hasMinimumCredits() ? createFalseRuleResultWithInvalidEcts(rule, sourceDegreeModuleToEvaluate) : RuleResult
.createTrue(sourceDegreeModuleToEvaluate.getDegreeModule());
} else if (isEnroled(enrolmentContext, precedenceDegreeModule)) {
final CurriculumModule curriculumModule = searchCurriculumModule(enrolmentContext, precedenceDegreeModule);
if (!rule.hasMinimumCredits() || rule.allowCredits(curriculumModule.getAprovedEctsCredits())) {
return RuleResult.createTrue(sourceDegreeModuleToEvaluate.getDegreeModule());
} else {
if (sourceDegreeModuleToEvaluate.isEnroled() && sourceDegreeModuleToEvaluate.isLeaf()) {
return createImpossibleRuleResultWithInvalidEcts(rule, sourceDegreeModuleToEvaluate);
} else {
return createFalseRuleResultWithInvalidEcts(rule, sourceDegreeModuleToEvaluate);
}
}
}
return RuleResult.createFalse(sourceDegreeModuleToEvaluate.getDegreeModule(),
"curricularRules.ruleExecutors.RestrictionBetweenDegreeModulesExecutor.student.has.not.precedence.degreeModule",
rule.getDegreeModuleToApplyRule().getName(), rule.getPrecedenceDegreeModule().getName());
}
@Override
protected RuleResult executeEnrolmentWithRulesAndTemporaryEnrolment(final ICurricularRule curricularRule,
final IDegreeModuleToEvaluate sourceDegreeModuleToEvaluate, final EnrolmentContext enrolmentContext) {
final RestrictionBetweenDegreeModules rule = (RestrictionBetweenDegreeModules) curricularRule;
if (!canApplyRule(enrolmentContext, rule)) {
return RuleResult.createNA(sourceDegreeModuleToEvaluate.getDegreeModule());
}
// final CourseGroup courseGroup = rule.getPrecedenceDegreeModule();
final DegreeModule precedenceDegreeModule = rule.getPrecedenceDegreeModule();
if (isEnrolling(enrolmentContext, precedenceDegreeModule)) {
return rule.hasMinimumCredits() ? createFalseRuleResultWithInvalidEcts(rule, sourceDegreeModuleToEvaluate) : RuleResult
.createTrue(sourceDegreeModuleToEvaluate.getDegreeModule());
} else if (isEnroled(enrolmentContext, precedenceDegreeModule)) {
if (!rule.hasMinimumCredits()) {
return RuleResult.createTrue(sourceDegreeModuleToEvaluate.getDegreeModule());
}
final CurriculumModule curriculumModule = searchCurriculumModule(enrolmentContext, precedenceDegreeModule);
Double ectsCredits = curriculumModule.getAprovedEctsCredits();
if (rule.allowCredits(ectsCredits)) {
return RuleResult.createTrue(sourceDegreeModuleToEvaluate.getDegreeModule());
}
final ExecutionSemester executionSemester = enrolmentContext.getExecutionPeriod();
ectsCredits =
Double.valueOf(ectsCredits.doubleValue()
+ curriculumModule.getEnroledEctsCredits(executionSemester.getPreviousExecutionPeriod())
.doubleValue());
if (rule.allowCredits(ectsCredits)) {
return RuleResult.createTrue(EnrolmentResultType.TEMPORARY, sourceDegreeModuleToEvaluate.getDegreeModule());
} else {
if (sourceDegreeModuleToEvaluate.isEnroled() && sourceDegreeModuleToEvaluate.isLeaf()) {
return createImpossibleRuleResultWithInvalidEcts(rule, sourceDegreeModuleToEvaluate);
} else {
return createFalseRuleResultWithInvalidEcts(rule, sourceDegreeModuleToEvaluate);
}
}
}
return RuleResult.createFalse(sourceDegreeModuleToEvaluate.getDegreeModule(),
"curricularRules.ruleExecutors.RestrictionBetweenDegreeModulesExecutor.student.has.not.precedence.degreeModule",
rule.getDegreeModuleToApplyRule().getName(), rule.getPrecedenceDegreeModule().getName());
}
private RuleResult createFalseRuleResultWithInvalidEcts(final RestrictionBetweenDegreeModules rule,
final IDegreeModuleToEvaluate sourceDegreeModuleToEvaluate) {
return RuleResult
.createFalse(
sourceDegreeModuleToEvaluate.getDegreeModule(),
"curricularRules.ruleExecutors.RestrictionBetweenDegreeModulesExecutor.invalid.ects.credits.in.precedence.degreeModule",
rule.getDegreeModuleToApplyRule().getName(), rule.getPrecedenceDegreeModule().getName(), rule
.getMinimumCredits().toString());
}
private RuleResult createImpossibleRuleResultWithInvalidEcts(final RestrictionBetweenDegreeModules rule,
final IDegreeModuleToEvaluate sourceDegreeModuleToEvaluate) {
return RuleResult
.createImpossible(
sourceDegreeModuleToEvaluate.getDegreeModule(),
"curricularRules.ruleExecutors.RestrictionBetweenDegreeModulesExecutor.invalid.ects.credits.in.precedence.degreeModule",
rule.getDegreeModuleToApplyRule().getName(), rule.getPrecedenceDegreeModule().getName(), rule
.getMinimumCredits().toString());
}
@Override
protected RuleResult executeEnrolmentInEnrolmentEvaluation(final ICurricularRule curricularRule,
final IDegreeModuleToEvaluate sourceDegreeModuleToEvaluate, final EnrolmentContext enrolmentContext) {
return RuleResult.createNA(sourceDegreeModuleToEvaluate.getDegreeModule());
}
@Override
protected boolean canBeEvaluated(ICurricularRule curricularRule, IDegreeModuleToEvaluate sourceDegreeModuleToEvaluate,
EnrolmentContext enrolmentContext) {
RestrictionBetweenDegreeModules restrictionBetweenDegreeModules = (RestrictionBetweenDegreeModules) curricularRule;
Collection<CycleCourseGroup> cycleCourseGroups =
restrictionBetweenDegreeModules.getPrecedenceDegreeModule().getParentCycleCourseGroups();
for (CycleCourseGroup cycleCourseGroup : cycleCourseGroups) {
CycleCurriculumGroup cycleCurriculumGroup =
(CycleCurriculumGroup) enrolmentContext.getStudentCurricularPlan().findCurriculumGroupFor(cycleCourseGroup);
if (cycleCurriculumGroup != null) {
return true;
}
}
return false;
}
}