name: Weblate Update POT

permissions:
  # this action uploads the updated POT files to the agama-weblate repository
  contents: write

on:
  push:
    branches:
      # run on every change in master, the action actually checks if there is
      # any change in the translations, if there is no change it does not upload
      # the files to Weblate so it should be OK to run it quite often
      - master

    paths:
      # run only if any file which can contain translatable strings is modified,
      # changing documentation, unit tests, configuration files, etc... cannot
      # change translations so do not run it in that case

      # any change in the web Typescript files
      - web/**.ts
      - web/**.tsx
      # except tests
      - "!web/**.test.*"

      # any change in the Ruby service files
      - service/**.rb
      # except tests
      - "!service/test/**"

      # any change in the Rust server files, the unit tests are embedded so we
      # cannot skip it when only tests are updated
      - rust/**.rs

      # any change in the product files
      - products.d/**.yaml
      - products.d/**.yml

  # allow running manually
  workflow_dispatch:

jobs:
  update-pot:
    # do not run in forks
    if: ${{ !github.event.repository.fork }}

    runs-on: ubuntu-latest

    container:
      image: registry.opensuse.org/opensuse/tumbleweed:latest

    steps:
      - name: Configure and refresh repositories
        # disable unused repositories to have a faster refresh
        run: zypper modifyrepo -d repo-non-oss repo-openh264 repo-update && zypper ref

      - name: Install Default Ruby
        run: zypper --non-interactive install --no-recommends ruby

      - name: Install tools
        run: |
          RUBY_VERSION=$(ruby -e "puts RbConfig::CONFIG['ruby_version']")
          zypper --non-interactive install --no-recommends diffutils git gettext-tools npm-default "rubygem(ruby:$RUBY_VERSION:yast-rake)" "rubygem(ruby:$RUBY_VERSION:gettext)" yast2-devtools which

      - name: Checkout Agama sources
        uses: actions/checkout@v6
        with:
          path: agama

      - name: Checkout Weblate sources
        uses: actions/checkout@v6
        with:
          path: agama-weblate
          repository: ${{ github.repository_owner }}/agama-weblate
          token:  ${{ secrets.GH_TOKEN }}

      - name: Configure Git user and email
        run: |
          git config --global user.name "YaST Bot"
          git config --global user.email "yast-devel@opensuse.org"

      - name: (web) Generate POT file
        run: |
          cd agama/web
          ./build_pot
          msgfmt --statistics agama.pot

      - name: (web) Validate the generated POT file
        run:  msgfmt --check-format agama/web/agama.pot

      - name: (web) Update POT file
        run: |
          mkdir -p agama-weblate/web
          cp agama/web/agama.pot agama-weblate/web/agama.pot

      # any change besides the timestamp in the POT file?
      - name: (web) Check POT changes
        id: check_web_changes
        run: |
          git -C agama-weblate diff --ignore-matching-lines="POT-Creation-Date:" web/agama.pot > pot.diff

          if [ -s pot.diff ]; then
            echo "POT file updated"
            echo "pot_updated=true" >> $GITHUB_OUTPUT
          else
            echo "POT file unchanged"
            echo "pot_updated=false" >> $GITHUB_OUTPUT
            # reset any possible changes so they are not accidentally committed later
            git -C agama-weblate reset --hard
          fi

      - name: (web) Push updated POT file
        # run only when the POT file has been updated
        if: steps.check_web_changes.outputs.pot_updated == 'true'
        run: |
          cd agama-weblate
          git add web/agama.pot
          git commit -m "Update web POT file"$'\n\n'"Agama commit: $GITHUB_SHA"
          git push

      - name: (web) Merge new POT to PO translations
        # run only when the POT file has been updated
        if: steps.check_web_changes.outputs.pot_updated == 'true'
        run: |
          cd agama-weblate/web
          find . -name "*.po" -exec msgmerge -U "{}" agama.pot \;
          git commit -a -m "Merge new POT file to web translations"$'\n\n'"Agama commit: $GITHUB_SHA"
          git push

      - name: Install NPM packages
        run: |
          cd agama/.github/workflows/product_translations
          npm ci

      - name: (products) Generate POT file
        run: |
          cd agama/products.d
          ../.github/workflows/product_translations/products_pot *.yaml > products.pot
          msgfmt --statistics products.pot

      - name: (products) Validate the generated POT file
        run:  msgfmt --check-format agama/products.d/products.pot

      - name: (products) Update POT file
        run: |
          mkdir -p agama-weblate/products
          cp agama/products.d/products.pot agama-weblate/products/products.pot

      # any change besides the timestamp in the POT file?
      - name: (products) Check POT changes
        id: check_product_changes
        run: |
          git -C agama-weblate diff --ignore-matching-lines="POT-Creation-Date:" products/products.pot > pot.diff

          if [ -s pot.diff ]; then
            echo "POT file updated"
            echo "pot_updated=true" >> $GITHUB_OUTPUT
          else
            echo "POT file unchanged"
            echo "pot_updated=false" >> $GITHUB_OUTPUT
            git -C agama-weblate reset --hard
          fi

      - name: (products) Push updated POT file
        # run only when the POT file has been updated
        if: steps.check_product_changes.outputs.pot_updated == 'true'
        run: |
          cd agama-weblate
          git add products/products.pot
          git commit -m "Update products POT file"$'\n\n'"Agama commit: $GITHUB_SHA"
          git push

      - name: (products) Merge new POT to PO translations
        # run only when the POT file has been updated
        if: steps.check_product_changes.outputs.pot_updated == 'true'
        run: |
          cd agama-weblate/products
          find . -name "*.po" -exec msgmerge -U '{}' products.pot \;
          git commit -a -m "Merge new POT file to product translations"$'\n\n'"Agama commit: $GITHUB_SHA"
          git push

      - name: (service) Generate POT file
        run: |
          cd agama
          rake pot
          msgfmt --statistics agama.pot

      - name: (service) Validate the generated service POT file
        run:  msgfmt --check-format agama/agama.pot

      - name: (service) Update POT file
        run: |
          mkdir -p agama-weblate/service
          cp agama/agama.pot agama-weblate/service/agama.pot

      # any change besides the timestamp in the POT file?
      - name: (service) Check POT changes
        id: check_service_changes
        run: |
          git -C agama-weblate diff --ignore-matching-lines="POT-Creation-Date:" --ignore-matching-lines="PO-Revision-Date:" service/agama.pot > pot.diff

          if [ -s pot.diff ]; then
            echo "POT file updated"
            echo "pot_updated=true" >> $GITHUB_OUTPUT
          else
            echo "POT file unchanged"
            echo "pot_updated=false" >> $GITHUB_OUTPUT
            # reset any possible changes so they are not accidentally committed later
            git -C agama-weblate reset --hard
          fi

      - name: (service) Push updated POT file
        # run only when the POT file has been updated
        if: steps.check_service_changes.outputs.pot_updated == 'true'
        run: |
          cd agama-weblate
          git add service/agama.pot
          git commit -m "Update service POT file"$'\n\n'"Agama commit: $GITHUB_SHA"
          git push

      - name: (service) Merge service POT to PO translations
        # run only when the POT file has been updated
        if: steps.check_service_changes.outputs.pot_updated == 'true'
        run: |
          cd agama-weblate/service
          find . -name "*.po" -exec msgmerge -U "{}" agama.pot \;
          git commit -a -m "Merge new POT file to service translations"$'\n\n'"Agama commit: $GITHUB_SHA"
          git push

      - name: (rust) Generate POT file
        run: |
          cd agama/rust
          ./build_pot
          msgfmt --statistics agama.pot

      - name: (rust) Validate the generated POT file
        run:  msgfmt --check-format agama/rust/agama.pot

      - name: (rust) Update POT file
        run: |
          mkdir -p agama-weblate/rust
          cp agama/rust/agama.pot agama-weblate/rust/agama.pot

      # any change besides the timestamp in the POT file?
      - name: (rust) Check POT changes
        id: check_rust_changes
        run: |
          git -C agama-weblate diff --ignore-matching-lines="POT-Creation-Date:" rust/agama.pot > pot.diff

          if [ -s pot.diff ]; then
            echo "POT file updated"
            echo "pot_updated=true" >> $GITHUB_OUTPUT
          else
            echo "POT file unchanged"
            echo "pot_updated=false" >> $GITHUB_OUTPUT
            # reset any possible changes so they are not accidentally committed later
            git -C agama-weblate reset --hard
          fi

      - name: (rust) Push updated POT file
        # run only when the POT file has been updated
        if: steps.check_rust_changes.outputs.pot_updated == 'true'
        run: |
          cd agama-weblate
          git add rust/agama.pot
          git commit -m "Update rust POT file"$'\n\n'"Agama commit: $GITHUB_SHA"
          git push

      - name: (rust) Merge new POT to PO translations
        # run only when the POT file has been updated
        if: steps.check_rust_changes.outputs.pot_updated == 'true'
        run: |
          cd agama-weblate/rust
          find . -name "*.po" -exec msgmerge -U "{}" agama.pot \;
          git commit -a -m "Merge new POT file to rust translations"$'\n\n'"Agama commit: $GITHUB_SHA"
          git push