name: Create Pull Request
description: Create a pull request via Forgejo API

inputs:
  token:
    description: Forgejo API token
    required: true
  repository:
    description: Repository (owner/repo)
    default: ${{ github.repository }}
  title:
    description: Pull request title
    required: true
  body:
    description: Pull request body
    default: ''
  head:
    description: Source branch
    required: true
  base:
    description: Target branch
    default: 'main'
  labels:
    description: Comma-separated label names
    default: ''
  assignees:
    description: Comma-separated usernames to assign
    default: ''

outputs:
  number:
    description: Created PR number
    value: ${{ steps.create.outputs.number }}
  url:
    description: PR URL
    value: ${{ steps.create.outputs.url }}

runs:
  using: composite
  steps:
    - id: create
      shell: bash
      run: |
        TOKEN="${{ inputs.token }}"
        REPO="${{ inputs.repository }}"
        TITLE="${{ inputs.title }}"
        BODY="${{ inputs.body }}"
        HEAD="${{ inputs.head }}"
        BASE="${{ inputs.base }}"
        LABELS="${{ inputs.labels }}"
        ASSIGNEES="${{ inputs.assignees }}"

        # Build JSON payload
        JSON=$(jq -n \
          --arg title "$TITLE" \
          --arg body "$BODY" \
          --arg head "$HEAD" \
          --arg base "$BASE" \
          '{title: $title, body: $body, head: $head, base: $base}')

        # Add labels if provided
        if [ -n "$LABELS" ]; then
          LABELS_JSON=$(echo "$LABELS" | tr ',' '\n' | jq -R . | jq -s .)
          JSON=$(echo "$JSON" | jq --argjson labels "$LABELS_JSON" '. + {labels: $labels}')
        fi

        # Add assignees if provided
        if [ -n "$ASSIGNEES" ]; then
          ASSIGNEES_JSON=$(echo "$ASSIGNEES" | tr ',' '\n' | jq -R . | jq -s .)
          JSON=$(echo "$JSON" | jq --argjson assignees "$ASSIGNEES_JSON" '. + {assignees: $assignees}')
        fi

        RESPONSE=$(curl -s -X POST \
          "https://git.flowmade.one/api/v1/repos/$REPO/pulls" \
          -H "Authorization: token $TOKEN" \
          -H "Content-Type: application/json" \
          -d "$JSON")

        NUMBER=$(echo "$RESPONSE" | jq -r '.number')
        URL=$(echo "$RESPONSE" | jq -r '.html_url')

        echo "number=$NUMBER" >> $GITHUB_OUTPUT
        echo "url=$URL" >> $GITHUB_OUTPUT