run

#!/usr/bin/env bash

set -o errexit
set -o pipefail

DC="${DC:-exec}"

# If we're running in CI we need to disable TTY allocation for docker compose
# commands that enable it by default, such as exec and run.
TTY=""
if [[ ! -t 1 ]]; then
  TTY="-T"
fi

# -----------------------------------------------------------------------------
# Helper functions start with _ and aren't listed in this script's help menu.
# -----------------------------------------------------------------------------

function _dc {
  docker compose "${DC}" ${TTY} "${@}"
}

function _build_run_down {
  docker compose build
  docker compose run ${TTY} "${@}"
  docker compose down
}

# -----------------------------------------------------------------------------

function cmd {
  # Run any command you want in the web container
  _dc web "${@}"
}

function rails {
  # Run any Rails commands
  cmd rails "${@}"
}

function test {
  # Run your Rails tests, use `test -b` to first rebuild your JS and CSS
  local run_build="${1:-}"
  local test_command="rails test"

  if [ "${run_build}" = "-b" ]; then
    test_command="yarn build && yarn build:css && ${test_command}"
  fi

  _dc -e "RAILS_ENV=test" js bash -c "${test_command}"
}

function shell {
  # Start a shell session in the web container
  cmd bash "${@}"
}

function psql {
  # Connect to PostgreSQL with psql
  # shellcheck disable=SC1091
  . .env
 _dc postgres psql -U "${POSTGRES_USER}" "${@}"
}

function redis-cli {
  # Connect to Redis with redis-cli
  _dc redis redis-cli "${@}"
}

function hadolint {
  # Lint Dockerfile with hadolint
  docker container run --rm -i \
    hadolint/hadolint hadolint --ignore DL3008 -t style "${@}" - < Dockerfile
}

function bundle:install {
  # Install Ruby dependencies and write out a lock file
  _build_run_down web bundle install
}

function bundle:outdated {
  # List any installed gems that are outdated
  cmd bundle outdated
}

function bundle:update {
  # Update any installed gems that are outdated
  cmd bundle update
  bundle:install
}

function yarn:install {
  # Install Yarn dependencies and write out a lock file
  _build_run_down js yarn install
}

function yarn:outdated {
  # Install yarn dependencies and write lock file
  _dc js yarn outdated
}

function yarn:build {
  # Build JS assets, this is only meant to be referenced from your package.json
  local args=()

  if [ "${NODE_ENV:-}" == "production" ]; then
    args=(--minify)
  elif [ "${RAILS_ENV:-}" == "development" ]; then
    args=(--sourcemap --watch)
  fi

  esbuild app/javascript/*.* --outdir=app/assets/builds --bundle "${args[@]}"
}

function yarn:build:css {
  # Build CSS assets, this is only meant to be referenced from your package.json
  local args=()

  if [ "${NODE_ENV:-}" == "production" ]; then
    args=(--minify)
  elif [ "${RAILS_ENV:-}" == "development" ]; then
    args=(--watch)
  fi

  tailwindcss --postcss \
    -i ./app/assets/stylesheets/application.tailwind.css \
    -o ./app/assets/builds/application.css "${args[@]}"
}

function clean {
  # Remove cache and other machine generates files
  rm -rf node_modules/ app/assets/builds/* public/assets tmp/* .byebug_history
}

function ci:install-deps {
  # Install Continuous Integration (CI) dependencies
  sudo apt-get install -y curl shellcheck
  sudo curl \
    -L https://raw.githubusercontent.com/nickjj/wait-until/v0.1.2/wait-until \
    -o /usr/local/bin/wait-until && sudo chmod +x /usr/local/bin/wait-until
}

function ci:test {
  # Execute Continuous Integration (CI) pipeline
  #
  # It's expected that your CI environment has these tools available:
  #   - https://github.com/koalaman/shellcheck
  #   - https://github.com/nickjj/wait-until
  shellcheck run bin/docker-entrypoint-web
  hadolint "${@}"

  cp --no-clobber .env.example .env

  docker compose build
  docker compose up -d

  # shellcheck disable=SC1091
  . .env
  wait-until "docker compose exec -T \
    -e PGPASSWORD=${POSTGRES_PASSWORD} postgres \
    psql -U ${POSTGRES_USER} ${POSTGRES_USER} -c 'SELECT 1'"

  docker compose logs

  rails db:setup
  test -b
}

function help {
  printf "%s <task> [args]\n\nTasks:\n" "${0}"

  compgen -A function | grep -v "^_" | cat -n

  printf "\nExtended help:\n  Each task has comments for general usage\n"
}

# This idea is heavily inspired by: https://github.com/adriancooney/Taskfile
TIMEFORMAT=$'\nTask completed in %3lR'
time "${@:-help}"