name: Setup Tesseract Cache
description: Manages kreuzberg-tesseract build cache per architecture

inputs:
  label:
    description: Platform label (e.g. linux-x86_64, linux-aarch64)
    required: true
  enable-cache:
    description: Enable tesseract caching (disable for cross-arch builds)
    required: false
    default: "true"
  rust-target:
    description: Rust target triple for per-target cache cleanup
    required: false
    default: ""

outputs:
  cache-dir:
    description: Tesseract cache directory path
    value: ${{ steps.set-outputs.outputs.cache-dir }}
  cache-enabled:
    description: Whether caching is enabled (true/false)
    value: ${{ steps.set-outputs.outputs.cache-enabled }}
  docker-options:
    description: Docker options for passing cache env vars
    value: ${{ steps.set-outputs.outputs.docker-options }}

runs:
  using: composite
  steps:
    - name: Clean cache directories (cache disabled)
      if: inputs.enable-cache != 'true'
      shell: bash
      run: scripts/ci/actions/setup-tesseract-cache/clean-dirs.sh "${{ inputs.label }}"

    - name: Setup cache directories
      if: inputs.enable-cache == 'true'
      shell: bash
      run: scripts/ci/actions/setup-tesseract-cache/setup-dirs.sh "${{ inputs.label }}"

    - name: Cache kreuzberg-tesseract build cache
      if: inputs.enable-cache == 'true'
      uses: actions/cache@v5
      with:
        path: |
          .tesseract-cache/${{ inputs.label }}
          .xdg-cache/${{ inputs.label }}
        key: kreuzberg-tesseract-cache-v2-${{ runner.os }}-${{ inputs.label }}-${{ hashFiles('crates/kreuzberg-tesseract/Cargo.toml', 'crates/kreuzberg-tesseract/build.rs') }}
        restore-keys: |
          kreuzberg-tesseract-cache-v2-${{ runner.os }}-${{ inputs.label }}-

    - name: Clean per-target Tesseract cache
      if: inputs.rust-target != ''
      shell: bash
      run: scripts/ci/actions/setup-tesseract-cache/clean-target-cache.sh "${{ inputs.rust-target }}"

    - name: Set outputs and environment
      id: set-outputs
      shell: bash
      run: scripts/ci/actions/setup-tesseract-cache/set-outputs.sh "${{ inputs.label }}" "${{ inputs.enable-cache }}"