name: "Helm Docs"

on:
  pull_request:
    branches:
      - "*"
    paths:
      - 'helm/**'
  workflow_dispatch: ~
  push:
    branches: [ main ]
    paths:
      - 'helm/**'

jobs:
  helm:
    name: Helm Docs
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 1

      - name: Setup Go
        uses: actions/setup-go@v5
        with:
          go-version: '1.22.9'

      - name: Run helm-docs
        run: |
          GOBIN=$PWD GO111MODULE=on go install github.com/norwoodj/helm-docs/cmd/helm-docs@v1.14.2
          ./helm-docs -c ${GITHUB_WORKSPACE}/helm/higress -f ../core/values.yaml
          DIFF=$(git diff ${GITHUB_WORKSPACE}/helm/higress/*md)
          if [ ! -z "$DIFF" ]; then
            echo "Please use helm-docs in your clone, of your fork, of the project, and commit a updated README.md for the chart."
          fi
          git diff --exit-code
          rm -f ./helm-docs

  translate-readme:
    needs: helm
    runs-on: ubuntu-latest

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Install dependencies
        run: |
          sudo apt-get update
          sudo apt-get install -y jq

      - name: Compare README.md
        id: compare_readme
        run: |
          cd ./helm/higress
          BASE_BRANCH=main
          UPSTREAM_REPO=https://github.com/alibaba/higress.git

          TEMP_DIR=$(mktemp -d)
          git clone --depth 1 --branch $BASE_BRANCH $UPSTREAM_REPO $TEMP_DIR

          if diff -q "$TEMP_DIR/README.md" README.md > /dev/null; then
            echo "README.md has no changes in comparison to base branch. Skipping translation."
            echo "skip_translation=true" >> $GITHUB_ENV
          else
            echo "README.md has changed in comparison to base branch. Proceeding with translation."
            echo "skip_translation=false" >> $GITHUB_ENV
          fi

      - name: Translate README.md to Chinese
        if: env.skip_translation == 'false'
        env:
          API_URL: ${{ secrets.HIGRESS_OPENAI_API_URL }}
          API_KEY: ${{ secrets.HIGRESS_OPENAI_API_KEY }}
          API_MODEL: ${{ secrets.HIGRESS_OPENAI_API_MODEL }}
        run: |
          cd ./helm/higress
          FILE_CONTENT=$(cat README.md)

          PAYLOAD=$(jq -n \
            --arg model "$API_MODEL" \
            --arg content "$FILE_CONTENT" \
            '{
              model: $model,
              messages: [
                {"role": "system", "content": "You are a translation assistant that translates English Markdown text to Chinese."},
                {"role": "user", "content": $content}
              ],
              temperature: 1.1,
              stream: false
            }')

          RESPONSE=$(curl -s -X POST "$API_URL" \
            -H "Content-Type: application/json" \
            -H "Authorization: Bearer $API_KEY" \
            -d "$PAYLOAD")

          echo "Response: $RESPONSE"

          echo "$RESPONSE" | jq -c -r '.choices[] | .message.content' > README.zh.new.md

          if [ -f "README.zh.new.md" ]; then
            echo "Translation completed and saved to README.zh.new.md."
          else
            echo "Translation failed or no content returned!"
            exit 1
          fi

          mv README.zh.new.md README.zh.md

      - name: Create Pull Request
        if: env.skip_translation == 'false'
        uses: peter-evans/create-pull-request@v7
        with:
          token: ${{ secrets.GITHUB_TOKEN }}
          commit-message: "Update helm translated README.zh.md"
          branch: update-helm-readme-zh
          title: "Update helm translated README.zh.md"
          body: |
            This PR updates the translated README.zh.md file.

            - Automatically generated by GitHub Actions
          labels: translation, automated
          base: main