name: 'git-branch'
description: 'Create a new branch in a Gitea repository via the Gitea API'

inputs:
  branch:
    description: 'Name of the new branch to create'
    required: true
  from:
    description: 'Source branch to create from'
    required: false
    default: 'main'
  repo-owner:
    description: 'Owner (org or user) of the Gitea repository'
    required: true
  repo-name:
    description: 'Name of the Gitea repository'
    required: true
  gitea-url:
    description: 'Base URL of the Gitea instance'
    required: false
    default: 'https://gitea.kyndemo.live'
  token:
    description: 'Gitea API token with write access to the repository'
    required: true

outputs:
  branch-name:
    description: 'Name of the created branch'
    value: 

runs:
  using: composite
  steps:
    - name: Create branch  from 
      shell: bash
      env:
        GITEA_TOKEN: 
        GITEA_URL: NaN
        REPO_OWNER: NaN
        REPO_NAME: NaN
        NEW_BRANCH: 
        FROM_BRANCH: 
      run: |
        echo "Creating branch '${NEW_BRANCH}' from '${FROM_BRANCH}' in ${REPO_OWNER}/${REPO_NAME}..."

        RESPONSE=$(curl -s -w "\n%{http_code}" \
          -X POST "${GITEA_URL}/api/v1/repos/${REPO_OWNER}/${REPO_NAME}/branches" \
          -H "Authorization: token ${GITEA_TOKEN}" \
          -H "Content-Type: application/json" \
          -d "{\"new_branch_name\": \"${NEW_BRANCH}\", \"old_branch_name\": \"${FROM_BRANCH}\"}")

        HTTP_BODY=$(echo "$RESPONSE" | head -n-1)
        HTTP_CODE=$(echo "$RESPONSE" | tail -n1)

        if [ "$HTTP_CODE" = "201" ]; then
          echo "✓ Branch '${NEW_BRANCH}' created successfully."
        elif [ "$HTTP_CODE" = "409" ]; then
          echo "⚠ Branch '${NEW_BRANCH}' already exists — skipping."
        else
          echo "✗ Failed to create branch. HTTP ${HTTP_CODE}: ${HTTP_BODY}" >&2
          exit 1
        fi