refactor: tidy structure of source files

Fixes #79

src/things/semester.ts

@@ -0,0 +1,99 @@
+/*
+ * Copyright (C) 2019 StApps
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the Free
+ * Software Foundation, version 3.
+ *
+ * This program 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 General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program. If not, see <https://www.gnu.org/licenses/>.
+ */
+import {SCMetaTranslations} from '../general/i18n';
+import {
+  SCAcademicTerm,
+  SCAcademicTermWithoutReferences,
+  SCAcademicTermWithoutReferencesMeta,
+} from './abstract/academic-term';
+import {SCThingMeta, SCThingType} from './abstract/thing';
+
+/**
+ * A semester without references
+ */
+export interface SCSemesterWithoutReferences
+  extends SCAcademicTermWithoutReferences {
+  /**
+   * The short name of the semester, using the given pattern.
+   *
+   * @pattern ^(WS|SS) [0-9]{4}(/[0-9]{2})?$
+   * @keyword
+   */
+  acronym: string;
+
+  /**
+   * Type of the semester
+   */
+  type: SCThingType.Semester;
+}
+
+/**
+ * A semester
+ *
+ * @validatable
+ * @indexable
+ */
+export interface SCSemester
+  extends SCSemesterWithoutReferences, SCAcademicTerm {
+  /**
+   * Type of the semester
+   */
+  type: SCThingType.Semester;
+}
+
+/**
+ * Meta information about a semester
+ */
+export class SCSemesterMeta
+  extends SCThingMeta
+  implements SCMetaTranslations<SCSemester> {
+  /**
+   * Translations of fields
+   */
+  fieldTranslations = {
+    de: {
+      ...SCAcademicTermWithoutReferencesMeta.getInstance<SCAcademicTermWithoutReferencesMeta>().fieldTranslations.de,
+      acronym: 'Abkürzung',
+      endDate: 'Ende',
+      eventsEndDate: 'Vorlesungsschluss',
+      eventsStartDate: 'Vorlesungsbeginn',
+      startDate: 'Beginn',
+    },
+    en: {
+      ...SCAcademicTermWithoutReferencesMeta.getInstance<SCAcademicTermWithoutReferencesMeta>().fieldTranslations.en,
+      acronym: 'acronym',
+      endDate: 'end date',
+      eventsEndDate: 'semester ending',
+      eventsStartDate: 'semester beginning',
+      startDate: 'start date',
+    },
+  };
+
+  /**
+   * Translations of values of fields
+   */
+  fieldValueTranslations = {
+    de: {
+      ...SCAcademicTermWithoutReferencesMeta.getInstance<SCAcademicTermWithoutReferencesMeta>()
+        .fieldValueTranslations.de,
+      type: 'Semester',
+    },
+    en: {
+      ...SCAcademicTermWithoutReferencesMeta.getInstance<SCAcademicTermWithoutReferencesMeta>()
+        .fieldValueTranslations.en,
+      type: SCThingType.Semester,
+    },
+  };
+}