name: FMTK Lint

on:
  push:
  pull_request:

jobs:
  lint:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: pnpm/action-setup@v4
        with:
          version: 10
      - uses: actions/setup-node@v4
        with:
          node-version: lts/*
          cache: "pnpm"
      - name: Install FMTK
        run: |
          pnpm install factoriomod-debug
          pnpm exec fmtk luals-addon
          jq '.["workspace.library"] += ["${{ github.workspace }}/factorio/library"] | .["runtime.plugin"] = "${{ github.workspace }}/factorio/plugin.lua"' .luarc.json > temp.luarc.json
          jq -s '.[0] * .[1].settings' temp.luarc.json ${{ github.workspace }}/factorio/config.json > check.luarc.json
      - name: Install LuaLS
        run: |
          wget https://github.com/LuaLS/lua-language-server/releases/download/3.15.0/lua-language-server-3.15.0-linux-x64.tar.gz -q -O lusls.tar.gz
          mkdir luals && tar -xf lusls.tar.gz -C luals && rm lusls.tar.gz
      - name: Run Lint Report
        shell: bash
        run: |
          ./luals/bin/lua-language-server --check=. --logpath=. --configpath=check.luarc.json --checklevel=Information --check_out_path=check.json

          # Credit to https://github.com/Krealle/luals-check-action/blob/main/action.yml
          # Although some minor fixes were needed

          # Format and print the messages (would be nice to format as a table, but that's too complex for jq)
          cat check.json | \
            jq -r \
            'to_entries | map(.key as $file | .value[] | 
              {
                file: $file | sub("file://${{ github.workspace }}/./"; ""), 
                code: .code, 
                line: .range.start.line,
                message: (.message | split("\n") 
                  | map(if startswith("- ") then .[2:] else . end) 
                  | join("\n")), 
                severity: (if .severity <= 1 then "ERR" else "WARN" end)
              }) | 
              map("**[\(.severity)] \(.code):** \(.file)#L\(.line)<br><code>\(.message)</code>") | .[]' \
            > $GITHUB_STEP_SUMMARY

          echo ""

          # Github Annotations (limited to 10)
          cat check.json | \
          jq -r \
          'to_entries | map(.key as $file | .value[] | 
            {
              file: $file | sub("file://${{ github.workspace }}/./"; ""), 
              title: .code, 
              line: .range.start.line, 
              endLine: .range.end.line, 
              col: .range.start.character, 
              endColumn: .range.end.character, 
              message: .message | gsub("\n"; "%0A"; "m"), 
              level: (if .severity <= 1 then "error" else "warning" end)
            }) | 
            map("::\(.level) file=\(.file),line=\(.line+1),endLine=\(.line+1),col=\(.col+1),endColumn=\(.endColumn+1),title=\(.title)::\(.message) (\(.title))") | .[]'

          if [[ $(wc -l < check.json) > 1 ]] ; then
            exit 1
          else
            echo "✅ All checks succeeded!" | tee $GITHUB_STEP_SUMMARY
          fi