#!/usr/bin/env bash

function clean {
  rm -fr output_*/ source/build/
}

# Create a new daily email.
function create-daily {
  local date="${1}"
  local title="${2}"

  if [ "${date}" == "next" ]; then
    next_date=$(ls -1 source/_daily_emails | tail -n 1 | tr -d '.md' | xargs -I {} date +%Y-%m-%d -d '{} +1 day')
  else
    next_date="${date}"
  fi

  filepath="source/_daily_emails/${next_date}.md"

  shift 1

  # Generate the title and slug.
  title="${*}"
  slug=$(echo "${title}" | \
    tr '[:upper:]' '[:lower:]' | \
    sed 's/[^a-z0-9]/-/g' | \
    sed 's/\-\-+/-/g' | \
    sed 's/^\-//;s/\-$//')

  # Create the file.
  cp -f --no-clobber stub.md "${filepath}"

  date=$(date -d "${next_date}" +%Y-%m-%d)
  day=$(date -d "${next_date}" +%d)
  month=$(date -d "${next_date}" +%m)
  year=$(date -d "${next_date}" +%Y)

  # Replace the placeholders.
  sed -i "s/{{ date }}/${date}/" "${filepath}"
  sed -i "s/{{ title }}/${title}/" "${filepath}"
  sed -i "s#{{ permalink }}#archive/${year}/${month}/${day}/${slug}#" "${filepath}"

  # Create a commit with the appropriate date in the message
  git add "${filepath}"
  git commit --quiet -m "Add daily email for ${date}

${title}"

  git log --stat -1
}

function npm:build:css {
  local args=()

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

  npx tailwindcss \
    --config assets/tailwind.config.ts \
    --output source/build/tailwind.css "${args[@]}"
}

function publish {
  export NODE_ENV=production
  export APP_ENV=production

  tag-release
  git push

  git stash

  clean
  npm:build:css
  generate

  rsync --archive --verbose --compress --update --delete \
    output_prod/ ssh.oliverdavies.uk:/srv/oliverdavies.uk-sculpin

  git stash pop
}

# vim: ft=bash