From d7bd3fb198a4a7be6539cdf639dae73e0f5c32d7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakub=20Soko=C5=82owski?= <jakub@status.im>
Date: Tue, 28 Apr 2020 23:17:02 +0200
Subject: [PATCH] github: add script for listing old branches
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Signed-off-by: Jakub Sokołowski <jakub@status.im>
---
 github/list_old_branches.sh | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100755 github/list_old_branches.sh

diff --git a/github/list_old_branches.sh b/github/list_old_branches.sh
new file mode 100755
index 0000000..46a6766
--- /dev/null
+++ b/github/list_old_branches.sh
@@ -0,0 +1,21 @@
+#!/usr/bin/env bash
+
+function getCommitUnix() {
+    git show --no-patch --no-notes --pretty='%at' ${1}
+}
+
+OLDER_THAN_DAYS="60"
+CURRENT_TIME=$(date +%s)
+OLDER_THAN_UNIX=$(( ${OLDER_THAN_DAYS} * 86400 ))
+OLDER_THAN=$(( ${CURRENT_TIME} - ${OLDER_THAN_UNIX} ))
+
+REMOTE="origin"
+REMOTE_BRANCHES=$(git ls-remote --heads --heads ${REMOTE} | cut -f2)
+
+for BRANCH in ${REMOTE_BRANCHES}; do
+    BRANCH_NAME="${BRANCH/#refs\/heads\/}"
+    COMMIT_DATE_UNIX=$(getCommitUnix remotes/origin/$BRANCH_NAME)
+    if [[ ${COMMIT_DATE_UNIX} < ${OLDER_THAN} ]]; then
+        echo "${BRANCH_NAME}"
+    fi
+done