name: vimdoc

on:
  push:
    branches: [main, vimdoc]

jobs:
  generate-docs:
    runs-on: ubuntu-slim
    steps:
      - uses: actions/checkout@v7
        with:
          fetch-depth: 0
      - uses: rhysd/action-setup-vim@v1
        with:
          neovim: true
          version: nightly
      - name: Install emmylua_doc_cli
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          set -e
          cd
          gh release download -R EmmyLuaLs/emmylua-analyzer-rust -p emmylua_doc_cli-linux-x64.tar.gz -D emmylua_doc_cli
          tar xzf emmylua_doc_cli/* -C emmylua_doc_cli
          echo "${PWD}/emmylua_doc_cli/" >> $GITHUB_PATH
          export PATH="${PWD}/emmylua_doc_cli/:${PATH}"
          emmylua_doc_cli --version
      - name: Generate OPTIONS.md and types
        run: |
          nvim --headless -l scripts/gen_options.lua
          make gen
      - name: Generating vimdoc
        run: |
          mkdir -p ~/.local/share/nvim/site/pack/vendor/start
          git clone --depth 1 https://github.com/ibhagwan/ts-vimdoc.nvim ~/.local/share/nvim/site/pack/vendor/start/ts-vimdoc.nvim
          export PATH="${PWD}/build/:${PATH}"
          export PACKPATH=$HOME/.local/share/nvim/site
          nvim --headless -u ~/.local/share/nvim/site/pack/vendor/start/ts-vimdoc.nvim/scripts/init.lua  -c "lua require('ts-vimdoc').docgen({input_file='README.md', output_file='doc/fzf-lua.txt', project_name='fzf-lua', version='For Neovim >= 0.9.0'})" -c "qa"
          nvim --headless -u ~/.local/share/nvim/site/pack/vendor/start/ts-vimdoc.nvim/scripts/init.lua  -c "lua require('ts-vimdoc').docgen({input_file='OPTIONS.md', output_file='doc/fzf-lua-opts.txt', project_name='fzf-lua-opts', table_of_contents_lvl_min = 2, table_of_contents_lvl_max = 3, version='For Neovim >= 0.9.0'})" -c "qa"
      - name: Commit changes
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          COMMIT_MSG: |
            [docgen] CI: autogenerate vimdoc
            skip-checks: true
        run: |
          git config user.email "actions@github"
          git config user.name "Github Actions"
          git remote set-url origin https://x-access-token:${GITHUB_TOKEN}@github.com/${GITHUB_REPOSITORY}.git
          git add doc OPTIONS.md lua/fzf-lua/types.lua
          # Only commit and push if we have changes
          git diff --quiet && git diff --staged --quiet || (git commit -m "${COMMIT_MSG}"; git push origin HEAD:${GITHUB_REF})