refactor(ci): improve pr triage (#3082)

This commit is contained in:
Jerop Kipruto
2025-07-02 22:45:34 -04:00
committed by GitHub
parent b463249729
commit 85a1d814a7
3 changed files with 173 additions and 146 deletions

163
.github/scripts/pr-triage.sh vendored Executable file
View File

@@ -0,0 +1,163 @@
#!/bin/bash
set -euo pipefail
# Initialize a comma-separated string to hold PR numbers that need a comment
PRS_NEEDING_COMMENT=""
# Function to process a single PR
process_pr() {
local PR_NUMBER=$1
echo "🔄 Processing PR #$PR_NUMBER"
# Get PR body with error handling
local PR_BODY
if ! PR_BODY=$(gh pr view "$PR_NUMBER" --repo "$GITHUB_REPOSITORY" --json body -q .body 2>/dev/null); then
echo " ⚠️ Could not fetch PR #$PR_NUMBER details"
return 1
fi
# Look for issue references using multiple patterns
local ISSUE_NUMBER=""
# Pattern 1: Direct reference like #123
if [ -z "$ISSUE_NUMBER" ]; then
ISSUE_NUMBER=$(echo "$PR_BODY" | grep -oE '#[0-9]+' | head -1 | sed 's/#//' 2>/dev/null || echo "")
fi
# Pattern 2: Closes/Fixes/Resolves patterns (case insensitive)
if [ -z "$ISSUE_NUMBER" ]; then
ISSUE_NUMBER=$(echo "$PR_BODY" | grep -iE '(closes?|fixes?|resolves?) #[0-9]+' | grep -oE '#[0-9]+' | head -1 | sed 's/#//' 2>/dev/null || echo "")
fi
if [ -z "$ISSUE_NUMBER" ]; then
echo "⚠️ No linked issue found for PR #$PR_NUMBER, adding status/need-issue label"
if ! gh pr edit "$PR_NUMBER" --repo "$GITHUB_REPOSITORY" --add-label "status/need-issue" 2>/dev/null; then
echo " ⚠️ Failed to add label (may already exist or have permission issues)"
fi
# Add PR number to the list
if [ -z "$PRS_NEEDING_COMMENT" ]; then
PRS_NEEDING_COMMENT="$PR_NUMBER"
else
PRS_NEEDING_COMMENT="$PRS_NEEDING_COMMENT,$PR_NUMBER"
fi
echo "needs_comment=true" >> $GITHUB_OUTPUT
else
echo "🔗 Found linked issue #$ISSUE_NUMBER"
# Remove status/need-issue label if present
if ! gh pr edit "$PR_NUMBER" --repo "$GITHUB_REPOSITORY" --remove-label "status/need-issue" 2>/dev/null; then
echo " status/need-issue label not present or could not be removed"
fi
# Get issue labels
echo "📥 Fetching labels from issue #$ISSUE_NUMBER"
local ISSUE_LABELS=""
if ! ISSUE_LABELS=$(gh issue view "$ISSUE_NUMBER" --repo "$GITHUB_REPOSITORY" --json labels -q '.labels[].name' 2>/dev/null | tr '\n' ',' | sed 's/,$//' || echo ""); then
echo " ⚠️ Could not fetch issue #$ISSUE_NUMBER (may not exist or be in different repo)"
ISSUE_LABELS=""
fi
# Get PR labels
echo "📥 Fetching labels from PR #$PR_NUMBER"
local PR_LABELS=""
if ! PR_LABELS=$(gh pr view "$PR_NUMBER" --repo "$GITHUB_REPOSITORY" --json labels -q '.labels[].name' 2>/dev/null | tr '\n' ',' | sed 's/,$//' || echo ""); then
echo " ⚠️ Could not fetch PR labels"
PR_LABELS=""
fi
echo " Issue labels: $ISSUE_LABELS"
echo " PR labels: $PR_LABELS"
# Convert comma-separated strings to arrays
local ISSUE_LABEL_ARRAY PR_LABEL_ARRAY
IFS=',' read -ra ISSUE_LABEL_ARRAY <<< "$ISSUE_LABELS"
IFS=',' read -ra PR_LABEL_ARRAY <<< "$PR_LABELS"
# Find labels to add (on issue but not on PR)
local LABELS_TO_ADD=""
for label in "${ISSUE_LABEL_ARRAY[@]}"; do
if [ -n "$label" ] && [[ ! " ${PR_LABEL_ARRAY[*]} " =~ " ${label} " ]]; then
if [ -z "$LABELS_TO_ADD" ]; then
LABELS_TO_ADD="$label"
else
LABELS_TO_ADD="$LABELS_TO_ADD,$label"
fi
fi
done
# Find labels to remove (on PR but not on issue)
local LABELS_TO_REMOVE=""
for label in "${PR_LABEL_ARRAY[@]}"; do
if [ -n "$label" ] && [[ ! " ${ISSUE_LABEL_ARRAY[*]} " =~ " ${label} " ]]; then
# Don't remove status/need-issue since we already handled it
if [ "$label" != "status/need-issue" ]; then
if [ -z "$LABELS_TO_REMOVE" ]; then
LABELS_TO_REMOVE="$label"
else
LABELS_TO_REMOVE="$LABELS_TO_REMOVE,$label"
fi
fi
fi
done
# Apply label changes
if [ -n "$LABELS_TO_ADD" ]; then
echo " Adding labels: $LABELS_TO_ADD"
if ! gh pr edit "$PR_NUMBER" --repo "$GITHUB_REPOSITORY" --add-label "$LABELS_TO_ADD" 2>/dev/null; then
echo " ⚠️ Failed to add some labels"
fi
fi
if [ -n "$LABELS_TO_REMOVE" ]; then
echo " Removing labels: $LABELS_TO_REMOVE"
if ! gh pr edit "$PR_NUMBER" --repo "$GITHUB_REPOSITORY" --remove-label "$LABELS_TO_REMOVE" 2>/dev/null; then
echo " ⚠️ Failed to remove some labels"
fi
fi
if [ -z "$LABELS_TO_ADD" ] && [ -z "$LABELS_TO_REMOVE" ]; then
echo "✅ Labels already synchronized"
fi
echo "needs_comment=false" >> $GITHUB_OUTPUT
fi
}
# If PR_NUMBER is set, process only that PR
if [ -n "${PR_NUMBER:-}" ]; then
if ! process_pr "$PR_NUMBER"; then
echo "❌ Failed to process PR #$PR_NUMBER"
exit 1
fi
else
# Otherwise, get all open PRs and process them
# The script logic will determine which ones need issue linking or label sync
echo "📥 Getting all open pull requests..."
if ! PR_NUMBERS=$(gh pr list --repo "$GITHUB_REPOSITORY" --state open --limit 1000 --json number -q '.[].number' 2>/dev/null); then
echo "❌ Failed to fetch PR list"
exit 1
fi
if [ -z "$PR_NUMBERS" ]; then
echo "✅ No open PRs found"
else
# Count the number of PRs
PR_COUNT=$(echo "$PR_NUMBERS" | wc -w | tr -d ' ')
echo "📊 Found $PR_COUNT open PRs to process"
for pr_number in $PR_NUMBERS; do
if ! process_pr "$pr_number"; then
echo "⚠️ Failed to process PR #$pr_number, continuing with next PR..."
continue
fi
done
fi
fi
# Ensure output is always set, even if empty
if [ -z "$PRS_NEEDING_COMMENT" ]; then
echo "prs_needing_comment=[]" >> $GITHUB_OUTPUT
else
echo "prs_needing_comment=[$PRS_NEEDING_COMMENT]" >> $GITHUB_OUTPUT
fi
echo "✅ PR triage completed"