name: Preview Deployment (Fix)

on:
  push:
    branches:
      - 'blog/**'
      - 'feature/**'
      - 'fix/**'

jobs:
  deploy-preview:
    runs-on: ubuntu-22.04
    permissions:
      contents: write
    concurrency:
      group: ${{ github.workflow }}-${{ github.ref }}
    steps:
      - uses: actions/checkout@v4

      - name: Setup Python
        uses: actions/setup-python@v5
        with:
          python-version: '3.13'

      - name: Upgrade pip
        run: |
          # install pip=>20.1 to use "pip cache dir"
          python3 -m pip install --upgrade pip

      - name: Get pip cache dir
        id: pip-cache
        run: echo "dir=$(pip cache dir)" >> $GITHUB_OUTPUT

      - name: Cache dependencies
        uses: actions/cache@v4
        with:
          path: ${{ steps.pip-cache.outputs.dir }}
          key: ${{ runner.os }}-pip-${{ hashFiles('**/requirements.txt') }}
          restore-keys: |
            ${{ runner.os }}-pip-

      - name: Install dependencies
        run: python3 -m pip install -r ./requirements.txt

      - name: Configure site_url for fork preview
        run: |
          # Extract GitHub username and repo name
          GITHUB_USER=$(echo $GITHUB_REPOSITORY | cut -d '/' -f 1)
          REPO_NAME=$(echo $GITHUB_REPOSITORY | cut -d '/' -f 2)
          
          # Update site_url in mkdocs.yml for fork preview
          if grep -q "^site_url:" mkdocs.yml; then
            sed -i "s|^site_url:.*|site_url: https://$GITHUB_USER.github.io/${REPO_NAME}/|" mkdocs.yml
          else
            echo "site_url: https://$GITHUB_USER.github.io/${REPO_NAME}/" >> mkdocs.yml
          fi
          
          echo "Updated mkdocs.yml for preview deployment:"
          cat mkdocs.yml

      - name: Build css
        run: |
          npm install
          npm run scss:build

      - name: Build static site
        run: mkdocs build

      - name: Deploy to GitHub Pages
        run: mkdocs gh-deploy --force