name: GDevelop Issues automatic workflow
on:
  pull_request:
    types: 
      - opened
      - reopened
      - synchronize
jobs:
  read-locales-metadata:
    if: github.event.pull_request.title == '[Auto PR] Update translations'
    runs-on: ubuntu-latest
    env:
      COMMENT_TITLE: "Translation ratio changes"
    steps:
      - uses: actions/checkout@v3
        with:
          fetch-depth: 0
      - name: Read and format locales metadata
        env:
          BASE: ${{ github.event.pull_request.base.sha }}
          HEAD: ${{ github.event.pull_request.head.sha }}
        run: |
          LANS=($(git diff $BASE...$HEAD -- newIDE/app/src/locales/LocalesMetadata.js | grep -E "^\s+\"languageName" | sed -E "s/^ *\"languageName\": \"//g" | sed -E "s/\",//g" | sed -E "s/ /_/g"))
          ADDS=($(git diff $BASE...$HEAD -- newIDE/app/src/locales/LocalesMetadata.js | grep -E "^\+\s*\"translationRatio\"" | sed -E "s/^\+ *\"translationRatio\": //g"))
          SUBS=($(git diff $BASE...$HEAD -- newIDE/app/src/locales/LocalesMetadata.js | grep -E "^\-\s*\"translationRatio\"" | sed -E "s/^\- *\"translationRatio\": //g"))
          touch sumup.md
          echo "## $COMMENT_TITLE" >> sumup.md
          echo "" >> sumup.md
          echo "| Language | Change |" >> sumup.md
          echo "| --- | --- |" >> sumup.md
          for index in ${!ADDS[@]}; do
            DELTA=$(echo "scale=3; (${ADDS[index]} - ${SUBS[index]})*100/1" | bc)
            if (( $(echo "$DELTA == 0" | bc -l) )); then
              continue
            fi
            LANGUAGE=${LANS[index]//_/ }
            echo "| $LANGUAGE | $(printf "%1.3f" $DELTA) % |" >> sumup.md
          done
      - name: Find Comment
        uses: peter-evans/find-comment@v2
        id: fc
        with:
          token: ${{ secrets.GITHUB_TOKEN }}
          issue-number: ${{ github.event.number }}
          body-includes: ${{ env.COMMENT_TITLE }}
      - name: Autocomment pull request with sumup
        uses: peter-evans/create-or-update-comment@v3
        with:
          token: ${{ secrets.GITHUB_TOKEN }}
          issue-number: ${{ github.event.number }}
          comment-id: ${{ steps.fc.outputs.comment-id }}
          edit-mode: replace
          body-path: "sumup.md"