name: "Terraform/OpenTofu PR Commenter"
description: "Posts Terraform/OpenTofu `fmt`, `init`, `plan`, or `validate` results as PR comments on GitHub or Gitea."
author: "Charish Patel"

inputs:
  command:
    description: "The command type: fmt | init | plan | validate"
    required: true
  commenter_input:
    description: "Stdout or file list from previous Terraform/OpenTofu step"
    required: true
  commenter_exitcode:
    description: "Exit code from previous Terraform/OpenTofu step"
    required: true
  pr_number:
    description: "PR number"
    required: false
  pr_comments_url:
    description: "URL for PR comments API"
    required: false
  pr_comment_uri:
    description: "URI for individual PR comment API"
    required: false
  github_token:
    description: "GitHub token (if running in GitHub Actions)"
    required: false
  gitea_token:
    description: "Gitea token (if running in Gitea Actions)"
    required: false
  gitea_action:
    description: "Set to true if running in Gitea Actions"
    required: false
    default: "false"
  gitea_api_url:
    description: "Gitea API URL"
    required: false
  gitea_repository:
    description: "Gitea repository in format owner/repo"
    required: false
  highlight_changes:
    description: "Set to false to disable diff highlighting"
    required: false
    default: "true"
  tf_workspace:
    description: "Terraform/OpenTofu workspace (default: 'default')"
    required: false
    default: default
  working_directory:
    description: "Optional working directory relative to repo root; if set, script runs there"
    required: false
    default: ""

runs:
  using: "composite"
  steps:
    - name: Run TF/Tofu PR Commenter
      shell: bash
      run: |
        chmod +x ${{ github.action_path }}/tf-pr-comment.sh
        ${{ github.action_path }}/tf-pr-comment.sh \
          "${{ inputs.command }}" \
          "${{ inputs.commenter_input }}" \
          "${{ inputs.commenter_exitcode }}" \
          "${{ inputs.working_directory }}"
      env:
        PR_NUMBER: ${{ inputs.pr_number }}
        PR_COMMENTS_URL: ${{ inputs.pr_comments_url }}
        PR_COMMENT_URI: ${{ inputs.pr_comment_uri }}
        GITHUB_TOKEN: ${{ inputs.github_token }}
        GITEA_TOKEN: ${{ inputs.gitea_token }}
        GITEA_ACTION: ${{ inputs.gitea_action }}
        GITEA_API_URL: ${{ inputs.gitea_api_url }}
        GITEA_REPOSITORY: ${{ inputs.gitea_repository }}
        HIGHLIGHT_CHANGES: ${{ inputs.highlight_changes }}
        TF_WORKSPACE: ${{ inputs.tf_workspace }}