1 files changed, 60 insertions, 0 deletions
diff --git a/server/sonar-web/src/main/js/helpers/ratings.ts b/server/sonar-web/src/main/js/helpers/ratings.ts
new file mode 100644
index 00000000000..c1880e3aa4b
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+++ b/server/sonar-web/src/main/js/helpers/ratings.ts
@@ -0,0 +1,60 @@
+/*
+ * SonarQube
+ * Copyright (C) 2009-2017 SonarSource SA
+ * mailto:info AT sonarsource DOT com
+ *
+ * This program 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.
+ *
+ * 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ */
+function checkNumberRating(coverageRating: number): void {
+  if (!(typeof coverageRating === 'number' && coverageRating > 0 && coverageRating < 6)) {
+    throw new Error(`Unknown number rating: "${coverageRating}"`);
+  }
+}
+
+export function getCoverageRatingLabel(rating: number): string {
+  checkNumberRating(rating);
+  const mapping = ['≥ 80%', '< 80%', '< 70%', '< 50%', '< 30%'];
+  return mapping[rating - 1];
+}
+
+export function getCoverageRatingAverageValue(rating: number): number {
+  checkNumberRating(rating);
+  const mapping = [90, 75, 60, 40, 15];
+  return mapping[rating - 1];
+}
+
+export function getDuplicationsRatingLabel(rating: number): string {
+  checkNumberRating(rating);
+  const mapping = ['< 3%', '≥ 3%', '> 5%', '> 10%', '> 20%'];
+  return mapping[rating - 1];
+}
+
+export function getDuplicationsRatingAverageValue(rating: number): number {
+  checkNumberRating(rating);
+  const mapping = [1.5, 4, 7.5, 15, 30];
+  return mapping[rating - 1];
+}
+
+export function getSizeRatingLabel(rating: number): string {
+  checkNumberRating(rating);
+  const mapping = ['< 1k', '≥ 1k', '> 10k', '> 100k', '> 500k'];
+  return mapping[rating - 1];
+}
+
+export function getSizeRatingAverageValue(rating: number): number {
+  checkNumberRating(rating);
+  const mapping = [500, 5000, 50000, 250000, 750000];
+  return mapping[rating - 1];
+}