From 1f7487814c9594478a14ff538de545b0f88530f2 Mon Sep 17 00:00:00 2001
From: Tomas Sebestik <tomas.sebestik@espressif.com>
Date: Mon, 20 Mar 2023 14:01:14 +0100
Subject: [PATCH] add(ci:danger) Check MR area labels

---
 .gitlab/dangerjs/dangerfile.js   |  5 ++++-
 .gitlab/dangerjs/mrAreaLabels.js | 20 ++++++++++++++++++++
 2 files changed, 24 insertions(+), 1 deletion(-)
 create mode 100644 .gitlab/dangerjs/mrAreaLabels.js

diff --git a/.gitlab/dangerjs/dangerfile.js b/.gitlab/dangerjs/dangerfile.js
index 67fff7a80c..dae0a1bc5a 100644
--- a/.gitlab/dangerjs/dangerfile.js
+++ b/.gitlab/dangerjs/dangerfile.js
@@ -9,7 +9,7 @@ async function runChecks() {
     // Checks for merge request description
     require("./mrDescriptionLongEnough.js")();
     require("./mrDescriptionHasReleaseNotes.js")();
-    await require('./mrDescriptionJiraLinks.js')();
+    await require("./mrDescriptionJiraLinks.js")();
 
     // Checks for documentation
     require("./mrDocsTranslation.js")();
@@ -21,6 +21,9 @@ async function runChecks() {
     // Checks for MR code
     require("./mrSizeTooLarge.js")();
 
+    // Checks for MR area labels
+    await require("./mrAreaLabels.js")();
+
     // Add success log if no issues
     if (
         results.fails.length === 0 &&
diff --git a/.gitlab/dangerjs/mrAreaLabels.js b/.gitlab/dangerjs/mrAreaLabels.js
new file mode 100644
index 0000000000..6ee5796879
--- /dev/null
+++ b/.gitlab/dangerjs/mrAreaLabels.js
@@ -0,0 +1,20 @@
+/**
+ * Check if MR has area labels (light blue labels)
+ *
+ * @dangerjs WARN
+ */
+module.exports = async function () {
+    const projectId = 103; // ESP-IDF
+    const areaLabelColor = "#d2eBFA";
+    const projectLabels = await danger.gitlab.api.Labels.all(projectId); // Get all project labels
+    const areaLabels = projectLabels
+        .filter((label) => label.color === areaLabelColor)
+        .map((label) => label.name); // Filter only area labels
+    const mrLabels = danger.gitlab.mr.labels; // Get MR labels
+
+    if (!mrLabels.some((label) => areaLabels.includes(label))) {
+        warn(
+            `Please add some [area labels](${process.env.DANGER_GITLAB_HOST}/espressif/esp-idf/-/labels) to this MR.`
+        );
+    }
+};