feat: add a script that can be used to handle stale issues

tools/stale.sh

@@ -0,0 +1,75 @@
+#!/bin/bash
+
+stale_issue_message='This issue is stale because it has been open 14 days with no activity. Remove stale label or comment or this will be closed in 7 days.'
+close_issue_message='This issue was closed because it has been stalled for 7 days with no activity.'
+days_before_issue_stale=14
+days_before_issue_close=7
+label=Stale
+
+function getTimeDiff() {
+    expr $(date +%s) - $(date -d "$1" +%s)
+}
+
+function commentAndLabel() {
+    is_labe_exist=$(gh label list --json name --jq "(.[] | select(.name == \"$label\")).name")
+    if [ -z "$is_labe_exist" ]; then
+        gh label create $label --color EDEDED
+    fi
+
+    gh issue comment $issue --body "$stale_issue_message"
+    gh issue edit $issue --add-label "$label"
+}
+
+function commentAndClose() {
+    gh issue comment $issue --body "$close_issue_message"
+    gh issue close $issue -r "not planned"
+}
+
+function unLabel() {
+    gh issue edit $issue --remove-label "$label"
+}
+
+function main() {
+    time_before_issue_stale=$(expr 60 \* 60 \* 24 \* $days_before_issue_stale)
+    time_before_issue_close=$(expr 60 \* 60 \* 24 \* $days_before_issue_close)
+    issue_list=$(gh issue list --json number --jq '.[].number' --limit 1000)
+
+    for issue in $issue_list; do
+        echo " " && echo -e "\e[33mProcessing $issue\e[0m"
+
+        is_stale=$(gh issue view $issue --json labels --jq "(.labels[] | select(.name == \"$label\")).name")
+        last_comment=$(gh issue view "$issue" --json comments --jq '.comments[-1]')
+
+        if [ -z "$last_comment" ]; then
+            echo "No comments on this issue"
+
+            create_time=$(gh issue view $issue --json createdAt --jq ".createdAt")
+            dis_time=$(getTimeDiff $create_time)
+
+            if [ "$dis_time" -gt "$time_before_issue_stale" ]; then
+                commentAndLabel
+            fi
+            continue
+        fi
+
+        last_comment_time=$(echo "$last_comment" | jq -r '.createdAt')
+        dis_time=$(getTimeDiff $last_comment_time)
+
+        if [ "$is_stale" ]; then
+            if [ "$dis_time" -gt "$time_before_issue_close" ]; then
+                commentAndClose
+                continue
+            fi
+
+            if [ "$last_comment_user" != "github-actions" ]; then
+                unLabel
+            fi
+        else
+            if [ "$dis_time" -gt "$time_before_issue_stale" ]; then
+                commentAndLabel
+            fi
+        fi
+    done
+}
+
+main