name: Setup Godot
description: Download a Godot headless Linux binary and (optionally) export templates.

inputs:
  version:
    description: Godot version (e.g. 4.6). Templates land under <version>.stable.
    required: false
    default: "4.6"
  templates:
    description: Install export templates too. "true" / "false".
    required: false
    default: "false"

runs:
  using: composite
  steps:
    - name: Install Godot ${{ inputs.version }}
      shell: bash
      run: |
        set -euo pipefail
        VER="${{ inputs.version }}"
        URL="https://github.com/godotengine/godot/releases/download/${VER}-stable/Godot_v${VER}-stable_linux.x86_64.zip"
        wget -q "$URL" -O /tmp/godot.zip
        mkdir -p "$HOME/bin"
        unzip -q /tmp/godot.zip -d /tmp
        mv "/tmp/Godot_v${VER}-stable_linux.x86_64" "$HOME/bin/godot"
        chmod +x "$HOME/bin/godot"
        echo "$HOME/bin" >> "$GITHUB_PATH"
        "$HOME/bin/godot" --version

    - name: Install export templates
      if: inputs.templates == 'true'
      shell: bash
      run: |
        set -euo pipefail
        VER="${{ inputs.version }}"
        URL="https://github.com/godotengine/godot/releases/download/${VER}-stable/Godot_v${VER}-stable_export_templates.tpz"
        wget -q "$URL" -O /tmp/templates.tpz
        DEST="$HOME/.local/share/godot/export_templates/${VER}.stable"
        mkdir -p "$DEST"
        unzip -q /tmp/templates.tpz -d /tmp/templates_extracted
        mv /tmp/templates_extracted/templates/* "$DEST/"
        ls "$DEST" | head