#!/bin/bash
set -e

echo "Validating Renovate configuration..."
renovate-config-validator

echo "Running Renovate E2E (no dry-run)..."
# Capture output but also stream it to stdout for debugging
set +e
renovate > renovate-e2e-output.log 2>&1
RENOVATE_EXIT_CODE=$?
set -e

cat renovate-e2e-output.log

if [ $RENOVATE_EXIT_CODE -ne 0 ]; then
  echo "Error: Renovate command failed with exit code $RENOVATE_EXIT_CODE"
  exit 1
fi

# Assertions
echo "Checking for successful run..."
if ! grep -q "Repository finished" renovate-e2e-output.log; then
  echo "Error: Renovate run did not finish successfully."
  exit 1
fi

echo "Checking for errors..."
if grep -q "ERROR" renovate-e2e-output.log; then
  echo "Error: Renovate log contains errors."
  exit 1
fi

echo "E2E Test passed!"
rm renovate-e2e-output.log

# API Verification and Cleanup
GITEA_API_URL="https://gitea.kovagoadi.hu/api/v1"
REPO_OWNER="renovate-test"
REPO_NAME="test"

# Function to clean up PRs
cleanup() {
  echo "Cleaning up PRs..."
  # Get all open PRs/issues created by the bot (or just all open ones in this test repo)
  # Note: In a real scenario, we might want to filter by author, but for this honeypot repo, all open PRs are fair game.
  PRS=$(curl -s -H "Authorization: token $RENOVATE_TOKEN" "$GITEA_API_URL/repos/$REPO_OWNER/$REPO_NAME/pulls?state=open")
  
  # Check if jq is installed, if not, try to install or use python
  if ! command -v jq &> /dev/null; then
      echo "jq not found, attempting to install..."
      # Attempt to install jq (assuming debian/ubuntu based container)
      if [ -w /var/lib/apt/lists ]; then
          apt-get update && apt-get install -y jq
      else
          # Download static binary if no root
          curl -L -o jq https://github.com/stedolan/jq/releases/download/jq-1.6/jq-linux64
          chmod +x jq
          export PATH=$PATH:$PWD
      fi
  fi

  # Extract PR indexes
  PR_INDEXES=$(echo "$PRS" | jq -r '.[].number')

  for INDEX in $PR_INDEXES; do
    if [ "$INDEX" != "null" ]; then
      echo "Deleting PR #$INDEX..."
      curl -s -X DELETE -H "Authorization: token $RENOVATE_TOKEN" "$GITEA_API_URL/repos/$REPO_OWNER/$REPO_NAME/issues/$INDEX"
    fi
  done
}

# Register cleanup to run on exit
trap cleanup EXIT

echo "Verifying PR creation and content via API..."
# We expect PRs for nginx and actions/checkout
# Fetch PRs again to verify
PRS=$(curl -s -H "Authorization: token $RENOVATE_TOKEN" "$GITEA_API_URL/repos/$REPO_OWNER/$REPO_NAME/pulls?state=open")

# Verify Nginx PR
NGINX_PR_NUM=$(echo "$PRS" | jq -r '.[] | select(.title | contains("Update nginx Docker tag")) | .number')
if [ -n "$NGINX_PR_NUM" ] && [ "$NGINX_PR_NUM" != "null" ]; then
  echo "API Verification: Nginx PR found (#$NGINX_PR_NUM)."
  
  # Verify Content
  DIFF=$(curl -s -H "Authorization: token $RENOVATE_TOKEN" "$GITEA_API_URL/repos/$REPO_OWNER/$REPO_NAME/pulls/$NGINX_PR_NUM.diff")
  if echo "$DIFF" | grep -q "nginx:1.29.3"; then
     echo "Content Verification: Nginx version update found in diff."
  else
     echo "Content Verification Failed: Nginx version update NOT found in diff."
     exit 1
  fi
else
  echo "API Verification Failed: Nginx PR not found."
  exit 1
fi

# Verify Actions/Checkout PR
ACTIONS_PR_NUM=$(echo "$PRS" | jq -r '.[] | select(.title | contains("Update actions/checkout action")) | .number')
if [ -n "$ACTIONS_PR_NUM" ] && [ "$ACTIONS_PR_NUM" != "null" ]; then
  echo "API Verification: Actions/Checkout PR found (#$ACTIONS_PR_NUM)."

  # Verify Content
  DIFF=$(curl -s -H "Authorization: token $RENOVATE_TOKEN" "$GITEA_API_URL/repos/$REPO_OWNER/$REPO_NAME/pulls/$ACTIONS_PR_NUM.diff")
  if echo "$DIFF" | grep -q "actions/checkout@v6"; then
     echo "Content Verification: Actions/Checkout version update found in diff."
  else
     echo "Content Verification Failed: Actions/Checkout version update NOT found in diff."
     exit 1
  fi
else
  echo "API Verification Failed: Actions/Checkout PR not found."
  exit 1
fi

echo "API & Content Verification passed!"