name: quality

on:
  workflow_call:
  pull_request:
    branches: [main]
  push:
    branches: [main]

jobs:
  changes:
    runs-on: ubuntu-latest
    outputs:
      lua: ${{ steps.changes.outputs.lua }}
      markdown: ${{ steps.changes.outputs.markdown }}
    steps:
      - uses: actions/checkout@v4
      - uses: dorny/paths-filter@v3
        id: changes
        with:
          filters: |
            lua:
              - 'lua/**'
              - 'plugin/**'
              - '*.lua'
              - '.luarc.json'
              - '*.toml'
              - 'vim.yaml'
            markdown:
              - '*.md'

  lua-format:
    name: Lua Format Check
    runs-on: ubuntu-latest
    needs: changes
    if: ${{ needs.changes.outputs.lua == 'true' }}
    steps:
      - uses: actions/checkout@v4
      - uses: cachix/install-nix-action@v31
      - run: nix develop --command stylua --check .

  lua-lint:
    name: Lua Lint Check
    runs-on: ubuntu-latest
    needs: changes
    if: ${{ needs.changes.outputs.lua == 'true' }}
    steps:
      - uses: actions/checkout@v4
      - uses: cachix/install-nix-action@v31
      - run: nix develop --command selene --display-style quiet .

  lua-typecheck:
    name: Lua Type Check
    runs-on: ubuntu-latest
    needs: changes
    if: ${{ needs.changes.outputs.lua == 'true' }}
    steps:
      - uses: actions/checkout@v4
      - name: Run Lua LS Type Check
        uses: mrcjkb/lua-typecheck-action@v0
        with:
          checklevel: Warning
          directories: lua
          configpath: .luarc.json

  markdown-format:
    name: Markdown Format Check
    runs-on: ubuntu-latest
    needs: changes
    if: ${{ needs.changes.outputs.markdown == 'true' }}
    steps:
      - uses: actions/checkout@v4
      - uses: cachix/install-nix-action@v31
      - run: nix develop --command prettier --check .

  mapping-sync:
    name: Mapping Sync Check
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - name: Check mapping against upstream
        run: |
          curl -sL https://raw.githubusercontent.com/ya2s/nonicons/main/src/template/nonicon.json \
            | jq -r 'to_entries[] | "\(.key | sub("-16$"; "")) \(.value)"' \
            | sort > /tmp/upstream.txt

          grep -oP "^\s*\['\K[^']+(?='\]\s*=\s*\d)" lua/nonicons/mapping.lua \
            | while read -r key; do
                val=$(grep -oP "^\s*\['${key}'\]\s*=\s*\K\d+" lua/nonicons/mapping.lua)
                echo "$key $val"
              done | sort > /tmp/local.txt

          if ! diff -u /tmp/local.txt /tmp/upstream.txt; then
            echo ''
            echo '::warning::mapping.lua is out of sync with ya2s/nonicons upstream'
            exit 1
          fi