Automated pull request creation for Fitatu

_jira.sh

#!/bin/bash

# Example:
# jira_issue_number=$(extract_jira_issue_number_from_string "nikodem/ABC-123-test")
# ABC-123
extract_jira_issue_number_from_string() {
  local input="$1"
  local issue_number=$(rg -o '\b[A-Za-z]{2,5}-\d+\b' <<< "$input")

  if [ -z "$issue_number" ]; then
    echo ""
  else
    issue_number=$(echo "$issue_number" | tr '[:lower:]' '[:upper:]')
    
    echo "$issue_number"
  fi
}

git-pull-request.sh

#!/bin/bash

set -euo pipefail

. $(dirname "$0")/_jira.sh

if [ $# -ne 2 ]; then
  echo "Usage: $0 TARGET_BRANCH PULL_REQUEST_TITLE"
  exit 1
fi

target_branch=$1
pull_request_title=$2

current_branch=$(git rev-parse --abbrev-ref HEAD)
jira_issue_number=$(extract_jira_issue_number_from_string "$current_branch")

if [ -z "$jira_issue_number" ]; then
  read -p "Could not find Jira issue number in branch name. Please enter the Jira issue number: " jira_issue_number
fi

commits=$(git --no-pager log --oneline --no-merges --no-decorate $target_branch..$current_branch | sed -E 's/^([0-9a-z]+) (.+)/* \2 \1/g' | tac)
jira_issue_url="https://fitatu.atlassian.net/browse/$jira_issue_number"

# DO CREATE PULL REQUEST
gh pr create --title "$jira_issue_number $pull_request_title" --body "$commits

$jira_issue_url" --base $target_branch --head "$current_branch" --draft