ci.yml

name: Changes detected!

on:
  push:
    branches:
      - main
    paths-ignore:
      - 'README.md'
      - 'LICENSE'
      - 'refre.sh'
      - 'renovate.json'
  pull_request:
    types:
      - opened
      - reopened
      - synchronize
    paths-ignore:
      - 'README.md'
      - 'LICENSE'
      - 'refre.sh'
      - 'renovate.json'
  workflow_dispatch:

defaults:
  run:
    shell: bash

jobs:
  find_changes:
    name: Find Changes
    runs-on: ubuntu-latest
    container: archlinux:base-devel
    timeout-minutes: 5

    outputs:
      list: ${{ steps.changes.outputs.changed_pkgs }}

    steps:
      - name: Update system and install dependencies
        run: |
          pacman-key --init
          pacman -Syu --noconfirm git jq

      - uses: actions/checkout@v4
        with:
          fetch-depth: '0'

      - name: Find Changes
        id: changes
        run: |
          git config --global --add safe.directory "$GITHUB_WORKSPACE"
          if [ ${{ github.event_name }} == 'push' ]
          then
            CHANGED_DIRS=$(git diff --name-only --diff-filter=d ${{ github.event.before }}..${{ github.event.after }} -- | cut -d / -f 1 | uniq)
          elif [ ${{ github.event_name }} == 'pull_request' ]
          then
            git checkout ${{ github.event.pull_request.base.ref }} --
            git checkout ${{ github.event.pull_request.head.ref }} --
            CHANGED_DIRS=$(git diff --name-only --diff-filter=d ${{ github.event.pull_request.base.ref }}...${{ github.event.pull_request.head.ref }} -- | cut -d / -f 1 | uniq)
          elif [ ${{ github.event_name }} == 'workflow_dispatch' ]
          then
            CHANGED_DIRS=$(git diff --name-only HEAD..HEAD~1 -- | cut -d / -f 1 | uniq)
          fi
          # Remove .github from CHANGED_DIRS
          FINAL_CHANGED_DIRS=()
          for dir in $(echo ${CHANGED_DIRS} | sed "s/.github//" | sed "s/^LICENSE$//" | sed "s/^README.md$//" | sed "s/^refre.sh$//" | sed "s/^renovate.json$//" | uniq)
          do
            FINAL_CHANGED_DIRS+=("${dir}")
          done
          # Set output
          echo "changed_pkgs=$(jq -cn '$ARGS.positional' --args "${FINAL_CHANGED_DIRS[@]}")" >> $GITHUB_OUTPUT

  trigger_build:
    name: Trigger
    needs: find_changes
    uses: ./.github/workflows/build.yml
    with:
      packages: ${{ needs.find_changes.outputs.list }}