action.yml

name: "Artisanal Poetry Install"
author: "Daniel Knell"
description: "Install python dependencies with poetry"

branding:
  icon: "arrow-down-circle"
  color: "purple"

inputs:
  version: 
    description: "poetry version to install"
    type: "string"
    required: false

  directory:
    description: "working directory of the project"
    type: "string"
    required: false
    default: "."

  extras: 
    description: "python extras to install"
    type: "string"
    required: false

runs:
  using: "composite"
  steps:
    - name: install poetry
      run: curl -sSL https://install.python-poetry.org | python - ${{ inputs.version && format('--version "{0}"', inputs.version) }}
      shell: bash

    - name: update path
      run: echo "$HOME/.local/bin" >> $GITHUB_PATH
      shell: bash
  
    - name: configure poetry
      run: poetry config virtualenvs.in-project true
      shell: bash

    - name: set up cache
      uses: actions/cache@v4
      with:
        path: ${{ inputs.directory }}/.venv
        key: venv-${{ hashFiles('**/poetry.lock') }}-${{ inputs.extras }}-${{ inputs.directory }}
      id: cache

    - name: ensure cache is healthy
      run: timeout 10s poetry run pip --version || rm -rf .venv
      shell: bash
      working-directory: ${{ inputs.directory }}
      if: steps.cache.outputs.cache-hit == 'true'

    - name: install dependencies
      run: poetry install ${{ inputs.extras && format('--extras "{0}"', inputs.extras) }}
      shell: bash
      working-directory: ${{ inputs.directory }}