Script to automatically create a PR to main

cpr.sh

#!/bin/sh

set -e

REPO_DIR=$1
if [ -z "$REPO_DIR" ]; then
  REPO_DIR="./"
fi
REPO_DIR=$(git rev-parse --show-toplevel)
if [ "$REPO_DIR" = ".git" ]; then
  REPO_DIR=$(dirname $(git rev-parse --show-toplevel))
fi
cd "$REPO_DIR"

if [ -f "$REPO_DIR/.githooks/pre-commit" ]; then
  "$REPO_DIR/.githooks/pre-commit"
  if [ $? -ne 0 ]; then
    1>&2 echo "[ERROR] Pre-commit validation failed, please fix it"
    exit 1
  fi
fi

terraform fmt -check -recursive
if [ $? -ne 0 ]; then
  1>&2 echo "[ERROR] Terraform format validation failed, please fix it"
  exit 1
fi

COMMITS=$(git --no-pager log --reverse --oneline $(git remote show origin | sed -n '/HEAD branch/s/.*: //p')..HEAD)

TICKETS=($(echo "$COMMITS" | egrep -o "[A-Z]{2,4}-\d{2,5}" | sort | uniq))

for ticket in "${TICKETS[@]}"; do
  TITLE="${TITLE}${ticket} "
  TICKETS_LINKS="${TICKETS_LINKS}[${ticket}](https://sadapay.atlassian.net/browse/${ticket})/"
done

CHANGELOG=$(printf "%s" "$COMMITS" | sed 's/^.*:/-/g')

BODY="# ${TICKETS_LINKS::${#TICKETS_LINKS}-1}

## Behavior Changes
$CHANGELOG

## Engineering Notes

-"

echo "Commits:"
printf "%s\n\n" "$COMMITS"
echo "Tickets: $TITLE"

read -p "PR title (press ENTER to use the first commit message): " TITLE
if [ -z "$TITLE" ]; then
  TITLE=$(echo "$COMMITS" | head -n1 | sed -E 's/^[0-9a-z]+ //')
fi

gh pr create --draft --body "$BODY" --title "$TITLE" --reviewer "@SadaPay/infrastructure-engineers"

while true; do
  printf "Do you want to switch to master branch (y|yes / n|no)? "
  read response

  case $response in
  y | yes)
    current_branch=$(git rev-parse --abbrev-ref HEAD)
    default_branch=$(git symbolic-ref refs/remotes/origin/HEAD | sed 's@^refs/remotes/origin/@@')
    git switch $default_branch
    git branch -d $current_branch
    break ;;
  n | no)
    break ;;
  *)
    echo 1>&2 "Invalid answer: $response"
    ;;
  esac
done