metadata-advanced.yml

name: Seasonal metadata post

# Grant the action permission to write to the repository
permissions:
  contents: write

on:
  workflow_dispatch:
  schedule:
    - cron: "00 02 20 Mar,Jun,Sep,Dec *"

jobs:
  metadata-post:
    runs-on: ubuntu-latest
    name: Write metadata post
    steps:
      - name: Checkout
        uses: actions/checkout@v4
      - name: Set post title and dates
        id: set-season
        run: |
          # Get the current month and year
          MONTH=$(date +%m)
          YEAR=$(date +%Y)

          # Define the seasons and corresponding emojis
          declare -A SEASONS=(
            ["03"]="Winter"
            ["06"]="Spring"
            ["09"]="Summer"
            ["12"]="Fall"
          )

          declare -A SEASON_EMOJI=(
            ["Winter"]="❄️"
            ["Spring"]="🌷"
            ["Summer"]="☀️"
            ["Fall"]="🍂"
          )

          # Function to set environment variables based on the season
          set_environment_variables_for_season() {
            local season=$1
            local start_date=$2
            local end_date=$3
            local post_title=""

            if [ "$season" = "Winter" ]; then
              post_title="$(($YEAR - 1))/${YEAR} ${season}"
            else
              post_title="${YEAR} ${season}"
            fi

            echo "POST_TITLE=${post_title}" >> $GITHUB_OUTPUT
            echo "START_DATE=${start_date}" >> $GITHUB_OUTPUT
            echo "END_DATE=${end_date}" >> $GITHUB_OUTPUT
            echo "SEASON_EMOJI=${SEASON_EMOJI[$season]}" >> $GITHUB_OUTPUT
          }

          # Set environment variables based on the current month
          case $MONTH in
            "03")
              set_environment_variables_for_season ${SEASONS[$MONTH]} "$(($YEAR - 1))-12-21" "${YEAR}-03-20"
              ;;
            "06")
              set_environment_variables_for_season ${SEASONS[$MONTH]} "${YEAR}-03-21" "${YEAR}-06-20"
              ;;
            "09")
              set_environment_variables_for_season ${SEASONS[$MONTH]} "${YEAR}-06-21" "${YEAR}-09-20"
              ;;
            "12")
              set_environment_variables_for_season ${SEASONS[$MONTH]} "${YEAR}-09-21" "${YEAR}-12-20"
              ;;
            *)
              echo "Invalid month: $MONTH" >&2
              exit 1
              ;;
          esac
      - name: Write metadata post
        uses: ./
        with:
          github-username: library-pals
          github-repository: sample-site
          source-bookmarks: recipes|_data/recipes.json
          book-tags: "recommend,skip"
          start-date: ${{ steps.set-season.outputs.START_DATE }}
          end-date: ${{ steps.set-season.outputs.END_DATE }}
          post-title: ${{ steps.set-season.outputs.POST_TITLE }}
        env:
          TOKEN: ${{ secrets.TOKEN }}
      - name: Commit files
        run: |
          git pull
          git config --local user.email "action@github.com"
          git config --local user.name "GitHub Action"
          git add -A && git commit -m "${{steps.set-season.outputs.SEASON_EMOJI}} ${{ steps.set-season.outputs.POST_TITLE }}"
          git push